Flow Control Of Data Transmission Through A Network

Flow Control Of Data Transmission Through A Network patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

01/17/08 - 20080013452 - Weighted fair queue having adjustable scaling factor
A scheduler for a network processor includes a scheduling queue in which weighted fair queuing is applied. The scheduling queue has a range R. Flows are attached to the scheduling queue at a distance D from a current pointer for the scheduling queue. The distance D is calculated for each ...

01/10/08 - 20080008099 - Packet processing system architecture and method
A packet processing system architecture and method are provided. According to a first aspect of the invention, a plurality of quality of service indicators are provided for a packet, each with an assigned priority, and a configurable priority resolution scheme is utilized to select one of the quality of service ...

01/10/08 - 20080008098 - Communication network design
A communication network design circuit can derive a path and a necessary link capacity for multiple point communication service permitting arbitrary communication within a predetermined range of communication amount by providing traffic amount of data in-flowing through an ingress node and traffic amount of data flowing out through an egress ...

12/27/07 - 20070297335 - Secure network architecture with quality of service
In a wide area network arrangement composed of some number of secure local networks and an Internet service provider (ISP) back-bone, LAN hosts are able to indirectly access network routers, through an ISP quality of service (QoS) module, to request that information transmitted during certain specified sessions be given priority ...

12/20/07 - 20070291645 - Instant service method for deficit-round-robin (drr) data packet scheduling
An instant service method and apparatus for deficit-round-robin (DRR) data packet scheduling are provided. The method includes servicing a current flow according to packet scheduling; activating a new flow according to an input of a new data packet; servicing the new flow immediately when the current flow service is completed; ...

12/13/07 - 20070286078 - Method and system for providing frame start indication in a memory system having indeterminate read data latency
A method and system for providing frame start indication in a memory system having indeterminate read data latency. The method includes receiving a data transfer and determining if the data transfer includes a frame start indicator. The method also includes capturing the data transfer and “n” subsequent data transfers in ...

12/06/07 - 20070280110 - Method and apparatus for improving the upstream data transfer rate for a cable modem
Methods and apparatus for improving the upstream data transfer rate for a cable modem. A device that shares an upstream channel with other devices determines whether, based on particular data, an upstream channel data transfer rate can be improved over a current data transfer rate of a current upstream channel ...

12/06/07 - 20070280109 - Method, a device and a system for transferring data
A method, a device and a system for transferring data from a data source (212) over both a wireless communications (210) and a fixed communications (208) network to a destination device (204) such that at least one portion of a data aggregate is transmitted through the wireless communications network (210) ...

11/29/07 - 20070274218 - High speed bus with flow control and extended burst enhancements
In a networked system, in which high speed busses interconnect sources and destinations of data, systems for and methods of flow control and extended burst transfers are described. The present invention is directed to a system for selectively varying the number of burst transfers used to transmit a block of ...

11/29/07 - 20070274214 - System and method for combining synchronous and asynchronous communications on a communications network
Management and control of the distribution of multiple, synchronous and asynchronous, simultaneously occurring audio and video data content in a communications network, as well as the bandwidth used for distributing the content on the network, is performed by all of the content source and content rendering devices operating in unison. ...

11/29/07 - 20070274213 - Method and system for the transfer of communication network administration information
In order to minimize a bandwidth required for the transfers of communication network administration information, said information relating to objects pertaining to hardware, software or network operation elements, catalogued in an administration information base (11) and with each of which is associated a formal language specification, the system comprises a ...

11/15/07 - 20070263542 - Method for transmitting data available in the form of data packets
In a system in which several data links are available for the transmission while one respective sending unit is allocated to the data links to temporarily store data that is to be transmitted via the respective data link, data packets containing non-real-time critical data are subdivided into fragments of variable ...

11/08/07 - 20070258374 - Scheduling by a fraction of remaining time to be allocated over remaining service interval
A method of scheduling by a fraction of remaining time to be allocated over a remaining service interval, wherein with respect to a minimum of delay bound or a maximum service interval for a traffic stream, servicing first a particular stream “i” with the highest ratio of the remaining channel ...

11/08/07 - 20070258372 - Methods and apparatus providing vpn traffic matrix construction
A system receives a packet at a router, and pushes a label onto a label stack. The label stack is associated with the packet. The system provides a forwarding record containing label bindings for the router, and transmits the forwarding record to a collector. A system receives a forwarding record ...

11/08/07 - 20070258371 - Scheduling method for use in a mesh network
A scheduling technique useful in a mesh network includes scheduling a selected amount of traffic in the mesh network using a linear program approach that minimizes a time for the selected amount of traffic to reach its intended destination. The linear program is subject to a plurality of constraints that ...

10/25/07 - 20070248015 - Transmission power control method for a wireless communication system
Transmission power relative to a propagation path having a variation in gain is controlled to increase communication channel capacity, and a data rate is controlled in accordance with the variation of the increased communication channel capacity. In order to increase the communication channel capacity, the transmission power is determined so ...

10/18/07 - 20070242606 - Dynamic reverse link overhead control based load information
A method of controlling reverse link feedback in a mobile communication system comprises detecting reverse link load for at least one sector in the network; and dynamically updating a control setting for a reverse link control channel responsive to the detected load. ...

10/11/07 - 20070237083 - Congestion control access gateway and congestion control method for the same
A congestion control access gateway and a congestion control method for the same are provided. The congestion control access gateway interfaces between a broadband convergence network and a ubiquitous sensor network including sensors and terminals. The congestion control access gateway receives data from the ubiquitous sensor network. When a congestion ...

10/11/07 - 20070237082 - Techniques for sharing connection queues and performing congestion management
Various embodiments for sharing connection queues and/or performing congestion management in an Advanced Switching Interconnect (ASI) switched fabric network are described. In one embodiment, an ASI endpoint may comprise a plurality of connection queues including at least one sharable connection queue to be shared among multiple traffic flows to the ...

10/11/07 - 20070237081 - Method and apparatus for link transmission scheduling for handling traffic variation in wireless mesh networks
The invention includes a method and apparatus for generating a link transmission schedule for handling traffic variation in wireless networks without dynamic scheduling or routing. The method includes determining fixed traffic capacities associated with respective wireless links of a wireless network according to a routing algorithm, and generating, using the ...

10/11/07 - 20070237080 - Platform-based method and apparatus for containing worms using multi-timescale heuristics
A processing unit analyzes network traffic using a multi-timescale heuristic having multiple traffic windows. Each traffic window has a respective threshold value and a respective timescale. When a threshold value is exceeded, the processing unit triggers a network circuit breaker, causing a host platform to be isolated from the network. ...

10/11/07 - 20070237079 - Binned duration flow tracking
Binned Duration Flow Tracking (BDFT) method tracks the duration of packet flows in a resource limited environment by storing packets identifying the beginning and the end of a flow in bins, with each bin covering an independent and arbitrary length of time. Bins are “aged” periodically, based on the range ...

10/11/07 - 20070237078 - Method for the distribution of a network traffic according to sla and qos parameters
The invention relates to a method, a bandwidth broker and an edge node for providing a predefined quality of service between two communication partners, wherein the quality of service is provided by means of a plurality of connections and a decentralised admission control. ...

10/04/07 - 20070230350 - Method and apparatus for allocating and identifying frequency resources in a frequency division multiple access system
A method is provided for allocating and identifying frequency resources to a terminal in a Frequency Division Multiple Access (FDMA) system. The method includes receiving from a base station a scheduling message including frequency resource information; and calculating the allocated frequency resource based on relative information if the scheduling message ...

10/04/07 - 20070230346 - Service quality management device and service quality management method
A service quality management device, preventing deterioration of a quality of a communication service provided on a network while effectively utilizing network resources by managing the quality of the communication, comprises an information acquiring unit acquiring service information containing information about each of sessions for the communication service and the ...

10/04/07 - 20070230345 - Systems and methods for capturing multimedia communication signals
Systems and methods for capturing communication signals are provided. An exemplary method comprises the steps of: receiving communication signals of various types; determining whether to record the received communication signals; responsive to determining that the received communication signals are to be recorded, determining types of communication signals associated with the ...

10/04/07 - 20070230344 - Method for changing ethernet mtu size on demand with no data loss
A method and system for substantially avoiding loss of data and enabling continuing connection to the application during an MTU size changing operation in an active network computing device. Logic is added to the device driver, which logic provides several enhancements to the MTU size changing operation/process. Among these enhancements ...

09/27/07 - 20070223380 - Mechanism for streaming media data over wideband wireless networks
A system is disclosed having a transmitter to Tirelessly transmit multi-media data. The transmitter includes a module to packetize phase units of a multimedia frame that is to be transmitted. The system also includes a receiver to receive the multimedia frame received from the transmitter. The receiver includes a post ...

09/27/07 - 20070223379 - Systems and methods of improving performance of transport protocols
Systems and methods of improving transport protocol performance are disclosed. One exemplary method includes: in a first state, non-linearly increasing a congestion window; in response to the congestion window exceeding a threshold value while in the first state, transitioning to a second state; and in the second state, linearly increasing ...

09/27/07 - 20070223378 - Internet traffic controller, internet-traffic controlling system, and internet-traffic controlling method
An internet traffic controller controls internet traffic in an internet protocol network through which packets are distributed for telephone calls between a first communication device and a second communication device. The internet traffic controller acquires call control packets and call packets flowing on a transmission line between the first communication ...

09/27/07 - 20070223377 - Method and apparatus for improving traffic distribution in load-balancing networks
The invention includes a method and apparatus for balancing traffic in a load-balancing network having a plurality of nodes. The method includes splitting a traffic flow into a plurality of traffic flow parts associated with designated ones of the plurality of nodes and distributing the traffic flow parts to the ...

09/20/07 - 20070217336 - Method and system for using a queuing device as a lossless stage in a network device in a communications network
A method for incorporating a queuing device as a lossless processing stage in a network device in a communications network, comprising: monitoring a depth of a queue in the queuing device, the queue for receiving packets from an upstream device within the network device, the queuing device acting as a ...

09/20/07 - 20070217335 - Method and apparatus to facilitate communication resource usage control
A network element can monitor (105) communication resource usage by, for example, a first end user. A determination (106) can then be had as to whether this first end user's communication resource usage exceeds a predetermined individual level of usage for that first end user (as distinguished, for example, from ...

09/13/07 - 20070211635 - Method and apparatus for coincidence counting for estimating flow statistics
The invention includes a method and apparatus for determining a coincidence count associated with a traffic flow in a network. The method includes receiving a first packet having a first flow identifier associated with one of the traffic flows, comparing the first flow identifier of the first packet to each ...

09/06/07 - 20070206502 - Cascade credit sharing for fibre channel links
A switch having a higher speed port, one or more slower speed ports, a larger buffer memory and numerous larger counters to achieve higher speed and longer range of communication. In one embodiment a larger switch having a larger buffer memory and larger counters connects to a smaller switch having ...

09/06/07 - 20070206500 - Method and apparatus for beacon transmission within a multi hop communication system
A base station (101) will instruct relay stations (102) to periodically skip transmissions of their control information when control messaging by all relay stations exceeds a predetermined threshold (e.g., 50% of radio resource capacity). The base station determines the relay stations to skip by periodically ranking the relay stations and ...

08/30/07 - 20070201369 - Apparatus, method, and computer program product providing threshold-based buffer state reports from user equipment to a wireless network
Methods, apparatus and computer program products are provided. A method includes: providing at least one logical channel flow, wherein each logical channel flow of the at least one logical channel flow has an associated traffic priority; grouping the at least one logical channel flow by the associated traffic priority to ...

08/30/07 - 20070201367 - System and method for interworking h.323 flow control with sip
A system and method are provided for controlling a transfer rate between a first endpoint and a second endpoint, wherein the first endpoint implements a first protocol and the second endpoint implements a second protocol. The system and method may comprise elements for receiving a first control message from the ...

08/30/07 - 20070201366 - System and method of dynamic qos negotiation in next generation network
The present invention discloses a system and a method of dynamic QoS negotiation in NGN. The Resource and Admission Control Subsystem (RACS) provides intercommunication interfaces with Transport functional (TF) entity, Service Control Functional (SCF) entities, and Network Attachment Subsystem (NASS), and thereby, when a user terminal in NGN is to ...

08/23/07 - 20070195700 - Routing control method, apparatus and system
This invention is to enable appropriate routing based on transition prediction of network traffic. This routing control method includes: reading out predicted utilization transition data (e.g. utilization rate, or utilized bandwidth) associated with a received connection set-up request from a predicted utilization transition data storage storing said predicted utilization transition ...

08/23/07 - 20070195699 - System and method for efficient network flow control
A system enables efficient flow control in computer network. In the preferred embodiment, when an entity detects an impending full condition, it cuts short its transmission of the current frame that is being sent, and immediately sends a pause signal. The entity also deliberately corrupts the error detection signature of ...

08/23/07 - 20070195698 - Networks
The invention relates to data networks, and to nodes making up parts of data networks, arranged to derive information relating to the characterisation of paths taken by data travelling between nodes in the networks. Path characterisation information is fed back from a receiver of data to a provider of data, ...

08/23/07 - 20070195697 - Radio resource usage optimisation in a packet network
A method of optimising the use of radio resources in a mobile radio communication system during a combinational multimedia session involving circuit switched and packet switched sessions between user terminals, the method comprising: disabling an in-sequence delivery option of packets between radio network control nodes of the radio access network(s) ...

08/09/07 - 20070183331 - Method and system for providing indeterminate read data latency in a memory system
A method and system for providing indeterminate read data latency in a memory system. The method includes determining if a local data packet has been received. If a local data packet has been received, then the local data packet is stored into a buffer device. The method also includes determining ...

08/09/07 - 20070183330 - Methods, systems, and apparatus for reducing real time data traffic in a multi-layer network
Methods, systems, and apparatus for reducing real time data traffic in a multi-layer network. One aspect of the present invention provides a method for reducing data traffic in a data collection network comprising a first network layer and a second network layer, the data traffic comprising a plurality of data ...

08/02/07 - 20070177507 - Intelligent application management strategy
The present invention provides a method, system, and computer program product for providing a network-based software application to a customer that includes providing the application at a service provider's site, providing over the network access to the application to a customer's site, and providing traffic management function(s) at either, or ...

08/02/07 - 20070177506 - Method and system for network traffic matrix analysis
A method and system for calculating data traffic flow in a communications network are disclosed. The communications network comprises a plurality of nodes including a plurality of source nodes, a plurality of destination nodes, and a plurality of intermediate nodes. Each of the intermediate nodes includes at least one elbow ...

07/26/07 - 20070171828 - Method of determining a maximum transmission unit value of a network path using transport layer feedback
A network element implementing a method for determining an optimal maximum transmission unit (MTU) value on a path between two nodes in a network is described. A sending node interested in learning the optimal MTU path value allows fragmentation of datagrams sent on the path, selects an initial MTU, and ...

07/26/07 - 20070171827 - Network flow analysis method and system
Methods, systems, and articles of manufacture to uniquely identify network application flows. Upon detecting a network application flow, data is obtained from the flow and is used to prepare a unique data identifier, referred to as a global flow ID. Multiple stations monitoring network flow at different points in the ...

07/26/07 - 20070171826 - System, method, and computer program product for controlling output port utilization
A system, method and computer program product are provided. In use, a plurality of flows associated with packets destined for an output port is identified. A utilization associated with the output port is further measured. Thus, rates of a plurality of the flows destined for the output port may be ...

07/26/07 - 20070171825 - System, method, and computer program product for ip flow routing
A router system, method and computer program product are provided. In use, it is determined whether a flow associated with a received packet is new. If it is determined that the flow associated with the packet is new, at least a portion of the packet is routed utilizing a first ...

07/19/07 - 20070165531 - System and method for transmission control protocol (tcp) transmission rate control
The present invention provides a smooth friendly TCP based transport layer protocol method and apparatus for data and streaming applications. In accordance with the invention, a low pass filter that uses history information modifies the multiplicative decrease portion of TCP's additive increase multiplicative decrease strategy, thereby creating an additive increase ...

07/19/07 - 20070165530 - Method, system and device of traffic management in a multi-protocol label switching network
Embodiments of the invention provide a method of traffic management in a Multi-Protocol Switching (MPLS) network. The method includes: setting a management tag on the outer layer of service traffic data carried in an MPLS packet when the MPLS packet is sent initially; and upon receiving the MPLS packet, identifying ...

07/19/07 - 20070165528 - Method for selecting packets in a data transmission network
A method for selection by a downstream device of data packets of connections of a network transmitted by at least one upstream device according to a predetermined threshold for quantities of data transmitted by the connections includes: for each connection, initialization by each upstream device of a counter for packets ...

07/12/07 - 20070159975 - Network,router device, route updating suppression method used for the same, and program thereof
A router (1) introduces virtual interfaces (3-1-3-n) between network interfaces (2-1-2-n) and a routing processing unit (4). The virtual interfaces (3-1-3-n) function to conceal a state such as a hit of the network interfaces (2-1-2-n) from the routing processing unit (4). One virtual interface is provided for each of the ...

07/05/07 - 20070153698 - Method and apparatus for managing connection identifiers in a multi-hop relay wireless access communication system
A CID management method and apparatus in a multi-hop relay BWA communication system are provided. A BS combines data destined for an RS and data to be relayed to an MS via the RS in a payload, distinguishing the data by CIDs, attaches a relay CID to the payload, and ...

07/05/07 - 20070153696 - Collaborative communication traffic control systems and methods
Collaborative communication traffic control systems and methods are disclosed. In a communication traffic control apparatus, a communication traffic control module controls transfer of communication traffic in accordance with one or more communication traffic control rules. A communication traffic control rule exchange module is operatively coupled to the communication traffic control ...

07/05/07 - 20070153695 - Method and apparatus for communication network congestion control
A communication network node, such as a radio base station or base station controller in a wireless communication network, is configured to monitor and control ingress and egress data congestion. As such, node-based congestion monitoring provides a method of flow control between network nodes and, as such, for example, it ...

07/05/07 - 20070153694 - Apparatus and methods for monitoring network traffic
Devices, systems and methods for network traffic monitoring for a process control network are disclosed. The exemplary system may include a connection to a physical media and a connection to a media access controller of the process control network. The system may also include a filter having a position identifier, ...

06/28/07 - 20070147252 - Method for reducing traffic loading in an ad-hoc network
Disclosed is a method in a multi-hop network node for reducing data traffic loading comprising the steps of storing (204) a first communication portion, of a plurality of communication portions, received at a network node in a network node memory. Then generating (206) a first communication portion checksum and forwarding ...

06/28/07 - 20070147251 - Technique for adaptive data rate communication over fading dispersive channels
In a duplex radio link wherein digital data information from a data interface is transmitted from a local terminal to a remote terminal over fading dispersive channels, a method and transceiver are described that provide for transmission at an adaptive data rate. The transmission is at a constant symbol rate ...

06/28/07 - 20070147250 - Synchronous data communication
Methods, apparatus, and computer program products that synchronously communicate data packets between a first node and a second node. Data packets are transmitted from the first node without waiting for acknowledgment of receipt by the second node. Acknowledgment of receipt of a given data packet is subsequently received at the ...

06/28/07 - 20070147249 - Cross layer optimization for improving tcp performance in lossy wireless environments
An improved method is provided for reducing packet loss using cross layer information. An exemplary method includes: monitoring a transmission state of a data source, where the transmission state is defined in accordance with TCP; marking data packets with a drop preference at an Internet Protocol (IP) layer of the ...

06/28/07 - 20070147248 - Characterizing the capacity region in multi-channel, multi-radio mesh networks
A method of characterizing a capacity region in a multi-channel, multi-radio mesh network of nodes interconnected by links. The method includes: (a) modeling the network by determining one or more link-flow feasibility constraints; (b) obtaining a feasible upper-capacity bound by solving an optimization problem using the one or more link-flow ...

06/28/07 - 20070147247 - Auto adaptive quality of service architecture and associated method of provisioning customer premises traffic
A customer premises device is provided for monitoring quality of service (QOS) metrics between a network edge and a customer. The device includes a memory which stores at least one user profile, and, information regarding active sessions of traffic flow through the customer premises device. A hardware and/or software/firmware based ...

06/21/07 - 20070140124 - Method to preserve the order of packets of a same flow and transmitted either through a control plane or through a data plane of a telecommunication network element
A method to preserve the ordering of data packets of a same flow (P1-P4, P7, P8) passing either through a control plane (CP) or through a data plane (DP) of a telecommunication network element. The method comprises the step of, when the control plane starts processing the new flow, the ...

06/21/07 - 20070140123 - Control station apparatus, base station apparatus, terminal apparatus, packet communication system, and packet communication method
A control station apparatus wherein the transmission rate of packet data is controlled, thereby suppressing abandonment of packet data, improving the usage efficiencies of wireless and wire lines, and reducing an increase of delay time caused by buffering. In the apparatus, when receiving, from a buffer part (104), a signal ...

06/14/07 - 20070133417 - Late frame recovery method
Method of processing a transmitted encoded media data stream is received. If a data element arrives prior to, or at, a predetermined playout deadline, the data element is decoded, the media represented by the decoded data element is played, and the data element is provided to a decoder state machine ...

06/14/07 - 20070133416 - Transport control method in wireless communication system
A transport control method in a transmitter of a wireless communication system, which includes a transport layer having a congestion control function of transmitting data in a segment basis and retransmitting a segment if an RTO timer expires before receipt of an ACK segment is received in response to transmission ...

06/14/07 - 20070133415 - Method and apparatus for flow control initialization
According to one embodiment of the invention, a credit/debit flow control mechanism performs credit initialization by a combination of standard protocol level messages (e.g., one or more flits) with encoded credit return values and the use of saturating counters. ...

06/14/07 - 20070133414 - Method for faster detection and retransmission of lost tcp segments
A method, network receiver and TCP network that enables a receiver-side triggering of the fast retransmit mechanism when a TCP packet/segment is lost or received out-of sequencing order. The receiver is enhanced with a Fast Retransmit Support (FRS) utility that monitors when a next received packet is out-of-order and responds ...

06/14/07 - 20070133413 - Flow control in a video conference
In a videoconference images are not always displayed across the entirety of a viewing endpoint's screen. For example, a user may wish to view more than one videoconference participant at a time. Providing images of more than one participant can result in large amounts of bandwidth being required to transmit ...

06/14/07 - 20070133412 - Method of transferring data
A method for transferring data between a first computer and a second computer includes detecting and recording occurrences, which reduce quality and which lead to a deterioration in the quality of the transferred data. ...

06/07/07 - 20070127382 - Routing traffic through a virtual router-based network switch
Methods and systems are provided for routing traffic through a virtual router-based network switch. According to one embodiment, a method for routing packets in a router includes establishing a flow data structure, which identifies a packet flow through a virtual router in the router. When a packet is received, a ...

06/07/07 - 20070127381 - Congestion control access gateway and congestion control method for the same
A congestion control access gateway and a congestion control method for the same are provided. The congestion control access gateway interfaces between a broadband convergence network and a ubiquitous sensor network including sensors and terminals. The congestion control access gateway receives data from the ubiquitous sensor network. When a congestion ...

06/07/07 - 20070127380 - Method and apparatus for flow control of data in a mesh network
Flows admitted to a mesh node may be controlled through contention access parameters. The admitting node may determine a desired transmission opportunity duration, and a transmission opportunity frequency. Furthermore, the node may achieve the flow rate and delay bound requirements of the admitted flow based at least in part upon ...

06/07/07 - 20070127379 - Method and system for improving a wireless communication route
A system and method for improving a current wireless communication route, between a source node and a destination node in an on-demand wireless communication network, enables the current communication route to be improved even when the current route has not failed. The method includes analyzing at a local node a ...

06/07/07 - 20070127378 - Methods and apparatus for providing a flow control system for traffic flow in a wireless mesh network based on traffic prioritization
Embodiments of methods and apparatus for providing a flow control system for traffic flow in a wireless mesh network based on traffic prioritization are generally described herein. Other embodiments may be described and claimed. ...

05/31/07 - 20070121513 - Weighted fair bandwidth distribution system
An efficient policer (210-1, . . . , 210-M) based weighted fairness bandwidth distribution system (200) is disclosed. The system (200) is based on a plurality of policers (210-1, . . . , 210-M) and at least one queue (220). To achieve fairness, the rate for queuing packets is adaptively ...

05/31/07 - 20070121512 - Control apparatus for deactivating an electrical load during congestion periods
A control apparatus (1) for controlling an electrical load (2) has a housing (28), a plug (12) mounted to the housing (28) for connecting the control apparatus (1) to the power outlet (4), a socket (10) mounted to the housing (28) for connecting the control apparatus (1) to the electrical ...

05/31/07 - 20070121511 - Transmission control protocol (tcp) congestion control using transmission delay components
According to the present invention, methods and apparatus are provided to improve the Transmission Control Protocol (TCP) for data such as delay sensitive or bursty data. A maximum send window is adjusted using forward queuing delay and maximum bandwidth parameters. Reverse queuing delay and the number of packets drops are ...

05/31/07 - 20070121510 - Methods and apparatus for designing traffic distribution on a multiple-service packetized network using multicommodity flows and well-linked terminals
Methods and apparatus are provided for designing traffic distribution in a multiple-service packetized network using such multicommodity flows and well-linked terminals. Arbitrary multicommodity flows f are transformed to sets of well-linked terminals. The multicommodity flows are represented in a graph G having a set of k node-pairs s1t1, . . ...

05/31/07 - 20070121509 - System and method for predicting updates to network operations
A system and method are disclosed for predicting updates to network operations. A system that incorporates teachings of the present disclosure may include, for example, a network management system (NMS) (100) having a memory (104), a communications interface (110), and a controller (102). The controller is programmed to observe (202) ...

05/31/07 - 20070121508 - Method and system for handling context of data packet flows
The present invention relates to the handling of context of data packet flows. As mentioned, there is a need of a coordination mechanism for the transfer of context for flows that belong to the same session. One object with the invention is to offer a coordination mechanism for the handling ...

05/31/07 - 20070121507 - System and method for the automatic setup of switched circuits based on traffic prediction in a telecommunications network
An optical network is configured so as to dedicate a first portion of lightpaths to high priority traffic and leave a second portion of lightpaths available for low priority traffic. The high priority traffic entering the high priority lightpaths is monitored. In case of detection of a burst in high ...

05/24/07 - 20070115826 - Systems and methods for increasing capacity in collision-based data networks
A multiple-access contention-free environment is disclosed for a local area network without using centralized control and without using information contained in the data. Data collisions are eliminated by buffering data from connected devices when the bus (or other common transportation media) is not available for immediate use. In one embodiment, ...

05/24/07 - 20070115825 - Micro-flow management
New switching technology relies upon state information for providing a previously unavailable degree of quality of service. In particular, by providing the ability to give service guarantees to uniquely identifiable sets of packets (“micro-flows”), different qualities of service can be offered for each transmission. The QoS associated with each micro-flow ...

05/24/07 - 20070115824 - Selective flow control
In an embodiment, a method is provided. The method of this embodiment provides transmitting data from a source node to a destination node, receiving a special flow control pause frame transmitted by the destination node in response to the destination node detecting a flow modification condition, and adjusting transmission of ...

05/24/07 - 20070115823 - Inter-layer communication of receipt confirmation for releasing retransmission buffer contents
Provided is a multi-layered transmission technique in which a signal indicating that a transmitted data packet has been correctly received by the receiver is provided from one communication layer to another. Based on that signal, the second layer releases the corresponding data from its retransmission buffer. As result, storage requirements ...

05/24/07 - 20070115822 - Configuring network interface on home network
A CE data processing system is configurable to communicate via a particular one of multiple data network environments. The system comprises a receiver for receiving configuration data from a physical token for configuring the system. The system comprises an appliance for data network communication via a network interface. The appliance ...

05/17/07 - 20070109970 - Method and apparatus for transmitting circuitry that transmit data at different rates
A system for transmitting data to a first circuit that transmits and receives data at a first rate from a second circuit that transmits data at second rate that is greater than the first rate. This invention includes an interface that transmits pause frames to the second circuit in response ...

05/17/07 - 20070109969 - Method of ensuring the quality of service in a network
The invention relates to a method of ensuring the quality of service in a broadcast network (1) which also comprises apparatuses (Q, Z) that do not have their own quality of service functionality. An apparatus operating as a bandwidth manager (BM) monitors the data traffic in the network and, in ...

05/10/07 - 20070104105 - System and method for determining flow quality statistics for real-time transport protocol data flows
Systems and methods for determining lost packets for real-time transport protocol (RTP) data flows is disclosed. Generally, a first endpoint is connected to a second endpoint, wherein the first endpoint comprises a transceiver, software stored within the first endpoint defining functions to be performed by the first endpoint, and a ...

05/10/07 - 20070104104 - Method for managing security keys utilized by media devices in a local area network
A method of an existing media device for distributing a media key to a new media device joining a local area network or revoking an existing media key. For distributing a media key, a set of key generation counter (“KGC”) values are received from the media devices (1010). Each value ...

05/03/07 - 20070097866 - Variable length radio link id for resource allocation in mobile communication systems
The specification and drawings present a new method, system, apparatus and software product for varying a length of a radio link ID (RLID) of a user equipment for resource allocation in mobile communication systems. This allows to employ shorter RLID lengths than it is necessary if all user equipments (UEs) ...

05/03/07 - 20070097865 - Method for measuring end-to-end delay in asynchronous packet transfer network, and asynchronous packet transmitter and receiver
Provided are a method for measuring an end-to-end delay, and asynchronous packet transmitter/receiver, capable of conveniently and exactly measuring a packet delay in an asynchronous packet transfer network in which a transfer priority is determined as in MPLS. The method includes the steps of continuously transmitting a higher priority packet ...

04/26/07 - 20070091809 - Managed network resource sharing and optimization method and apparatus
A digital community provides shared resources across a wide collection of users. Users donate resources to the community and in return are allowed to employ resources of the community. The digital community conforms to a set of rules, or community rules, so as to enhance cooperation between users and increase ...

04/26/07 - 20070091808 - System and method of managing data flow in a network
The present disclosure is directed to a system and method to manage data flow in a network. The method includes receiving a plurality of data flows, wherein each of the plurality of data flows includes a plurality of data packets. The method also includes determining a protocol associated with each ...

04/19/07 - 20070086344 - System, method, and apparatus for jitter reduction in a video decoder system
In one embodiment, there is presented a method for processing data. The method comprises receiving a bitstream, said bitstream comprising a first data stream and a second data stream, wherein the first data stream comprises data that is intended to be consumed at a substantially constant bit rate; and controlling ...

04/19/07 - 20070086343 - Selectively ordered protocol for unreliable channels
A communication protocol provides a selective ordering of packets such that some sequences of packets on the channel are guaranteed not to be delivered out of order, while other packets on the same channel may be delivered before earlier sent packets are received, thereby preempting their delivery. The communication protocol ...

04/12/07 - 20070081463 - System and method for negotiating stack link speed in a stackable ethernet switch system
A system and method for negotiating speed of a stack link disposed between a stack port of a first stack switch element (SSE) and a stack port of a second SSE, wherein the first and second SSEs are immediate neighbors in a stackable Ethernet switch (SES). In one embodiment, appropriate ...

04/12/07 - 20070081462 - Congestion level and signal quality based estimator for bit-rate and automated load balancing for wlans
A method and system for determining the bit-rate between a wireless station and one or more access points that takes into account the usage (congestion) of the access points. Each wireless station includes software and/or hardware for estimating the bit-rate between the wireless station and any available access points and ...

04/05/07 - 20070076612 - Call admission control within a wireless network
A method, network switch, and system for communication within a wireless network is disclosed. An association request from a wireless station is received at an access point. A determination is made whether a reservation threshold for a pre-determined number of wireless stations for the access point has been met. If ...

04/05/07 - 20070076611 - Detecting anomalies from acceptable traffic affected by anomalous traffic
Detecting anomalies includes receiving acceptable traffic affected by an influencing interaction with anomalous traffic having anomalies. The influencing interaction yields an effect on the acceptable traffic, where the effect indicates the presence of the anomalies. Features of the acceptable traffic are monitored, where a monitored feature is operable to detect ...

04/05/07 - 20070076610 - Techniques using channel utilization metrics to avoid network under utilization for mesh flow control
An embodiment of the present invention provides a method, comprising using a flow control technique in a distributed communication wireless network to notify traffic sources of transmission rates which would be appropriate for a given network state and to detect congestion and under utilization in the wireless network, and increasing ...

03/29/07 - 20070070907 - Method and apparatus to implement a very efficient random early detection algorithm in the forwarding path
A method and apparatus for implementing a very efficient random early detection algorithm in the forwarding path of a network device. Under one embodiment of the method flows are associated with corresponding Weighted Random Early Detection (WRED) drop profile parameters, and a flow queue is allocated to each of multiple ...

03/29/07 - 20070070906 - Cumulative tcp congestion control
Methods and apparatus, including computer program products, providing cumulative TCP (Transmission Control Protocol) congestion control. One method includes establishing multiple TCP connections between a transmitting host and a receiving host for sending data from the transmitting host to the receiving host; and using one congestion window on the transmitting host ...

03/29/07 - 20070070905 - Adaptive bin-packing for wireless communications
Methods and systems for communicating in a wireless network include determining an average size (M) of packets allocated for a particular subscriber station in an air frame, and adjusting a size of packets for that particular subscriber station to be packed into one or more subsequent air frames to be ...

03/29/07 - 20070070904 - Feedback mechanism for flexible load balancing in a flow-based processor affinity scheme
In an embodiment, a method is provided. The method of this embodiment provides directing one or more packets to a first processor of a plurality of processors based, at least in part, on a flow associated with the one or more packets; and receiving from one of the plurality of ...

03/22/07 - 20070064610 - Detection of nonconforming network traffic flow aggregates for mitigating distributed denial of service attacks
An estimate of a portion of network traffic that is nonconforming to a communication transmission control protocol is used to signal that a distributed denial of service attack may be occurring. Traffic flows are aggregated and packets are intentionally dropped from the flow aggregate in accordance with an assigned perturbation ...

03/08/07 - 20070053297 - Serial clustering
Serial clustering uses two or more network devices connected in series via a local and/or wide-area network to provide additional capacity when network traffic exceeds the processing capabilities of a single network device. When a first network device reaches its capacity limit, any excess network traffic beyond that limit is ...

03/08/07 - 20070053296 - Packet forwarding apparatus with qos control
A technique capable of controlling packets to be output to a plurality of ports is provided. Disclosure is made of a packet forwarding apparatus for distributing packets received from a physical port to be transmitted over a plurality of physical ports, which includes a transmitting/receiving unit for transmitting/receiving packets via ...

03/08/07 - 20070053295 - Stream control in a mimo-enabled mesh network
In a multiple-input, multiple-output (MIMO) enabled mesh network, streams for transmitting data from a node to a destination node are controlled based on next hop latency and available stream capacity at neighboring, next hop nodes. Routing information maintained and dynamically updated at each node includes latency information associated with each ...

03/08/07 - 20070053294 - Network load balancing apparatus, systems, and methods
Apparatus, systems, methods, and articles described generally herein may receive a first packet marked with a congestion indicator (CI). Upon receipt of the CI, a load-balancing operation may be performed among a plurality of physical links upstream from a point of congestion to alleviate the congestion. Other embodiments may be ...

03/08/07 - 20070053293 - Optimizing data rate for video services
Optimizing data rates for video services on a broadband network. Different data rates can be delivered to a subscriber premises depending on the size of the display screen connected to a set-top box, the type of content being requested, or whether there is real-time viewing. Therefore, the data rate can ...

03/08/07 - 20070053292 - Facilitating dslam-hosted traffic management functionality
One embodiment of the disclosures made herein is a method for managing traffic flows through a Digital Subscriber Line Access Multiplexor (DSLAM). In accordance with such embodiment, the method includes performing an operation for analyzing a traffic flow arriving at a DSLAM, wherein a type of the traffic flow is ...

03/01/07 - 20070047444 - Method for managing a plurality of virtual links shared on a communication line and network implementing the method
In one aspect, a method for managing a plurality of virtual links from at least two different sources shared on a physical communication line extending between a first unit and a second unit is disclosed. The method comprises establishing a first situation in which the total bit width of the ...

03/01/07 - 20070047443 - Channelized flow control
In one embodiment, a controller is configured to receive a flow control packet from a link partner on a communication medium. The flow control packet includes a channel indication that indicates one or more channels. The controller is configured to inhibit transmission of packets from at least one channel specified ...

03/01/07 - 20070047442 - Techniques for watermarking and distributing content
Techniques for watermarking and distributing are provided. Content is broken into frames, each frame includes a watermark. Resources request the content and each frame of each resource's acquired version of the content includes a watermark. The frames of each resource's acquired version of the content form unique watermark sequences or ...

03/01/07 - 20070047441 - Methods and systems for dynamically changing message communication quality of service
A quality of service policy for one or more documents for transmission from the local storage to one or more end points for said documents through a communication system is retrieved from a remote registry associated with an offering, and said documents are enqueued according to said quality of service ...

02/22/07 - 20070041325 - Communication method and apparatus using forward differential drc in a multi-frequency mobile communication system
A method and apparatus for transmitting a forward differential DRC in an MS which transmits and receives packets in a multi-frequency mobile communication system are provided. The MS transmits full DRCs for allocated forward channels in a division multiplexing scheme and transmits differential DRCs supportable for the forward channels in ...

02/22/07 - 20070041324 - Adaptive play-out buffers and adaptive clock operation in packet networks
Methods and apparatus are described for a play-out buffer. A method includes writing a data packet into a jitter buffer at a write address specified by a write address generator; incrementing the write address generator; generating the difference between the write address and a current read address specified by a ...

02/22/07 - 20070041323 - Traffic control system, traffic control method, communication device and computer program
The invention is directed to a traffic control system. The traffic control system comprises a communication device. The communication device includes a traffic type differentiation unit for differentiating a traffic type of an application that generates traffic to be processed on a communication network, a traffic control execution unit for ...

02/22/07 - 20070041322 - Rate adaptation using semi-open loop technique
In a semi-open loop rate adaptation scheme for a multiple-input multiple-output (MIMO) system, a transmitter can advantageously use one or more quality metrics of an uplink as well as knowledge of device characteristics of both ends to perform fast and accurate rate adaptation. ...

02/22/07 - 20070041321 - Network switch apparatus that avoids congestion at link-aggregated physical port
A network switch apparatus which receives data at physical input ports and outputs the data from a plurality of link-aggregated physical output ports includes a distribution processing unit configured to receive data input at one of the physical input ports and to assign the input data to one of the ...

02/22/07 - 20070041320 - Methods, systems, and computer program products for supporting transcoder-free operation in media gateway
Methods, systems, and computer program products for providing transcoder-free operation in a media gateway are disclosed. In one method, first and second lists of media encoding rates and corresponding indices used by first and second media endpoints of a media stream connection are received. It is determined whether transcoder-free operation ...

02/22/07 - 20070041319 - Data packet rate control
A method that includes determining a pending data packet count for one or more data packets associated with data to be forwarded from a node to another node on a communication link and then comparing the pending data packet count to a threshold data packet count value. The method further ...

02/15/07 - 20070036079 - System and method for congestion control signaling
Systems and methods for controlling congestion on a packet data network are provided. The congestion control may be implemented between any two network nodes where a regulation of a data flow is desired to prevent a device overload from occurring. In order to provide regulation of a data flow, congestion ...

02/08/07 - 20070030807 - System and method for combining requests for data bandwidth by a data source for transmission of data over a wireless communication medium
A method and system for combining requests for data bandwidth by a data source for transmission of data over a wireless communication medium is provided. A central node receives one or more bandwidths requests from one or more data sources via wireless communication. A scheduler then combines one or more ...

02/08/07 - 20070030806 - Hardware filtering of unsolicited grant service extended headers
A system and method is presented that uses hardware at a central node to determine if bandwidth being provided to a remote node in accordance with an unsolicited grant service (UGS) flow requires adjustment. In one embodiment, the hardware performs this function by comparing information in two consecutively-received UGS extended ...

02/08/07 - 20070030805 - Hardware filtering of unsolicited grant service extended headers
A system and method is presented that uses hardware at a central node to determine if bandwidth being provided to a remote node in accordance with an unsolicited grant service (UGS) flow requires adjustment. In one embodiment, the hardware performs this function by comparing information in two consecutively-received UGS extended ...

02/08/07 - 20070030804 - Method and apparatus for automatic load-balancing on a multi-segment network
Automatic load-balancing provides a decision-making process that includes intelligent automatic detection of when a given load-balancing activation currently would not be beneficial, thereby keeping the user's network from being unnecessarily disturbed when no real benefit would be gained; a process to undo a prior load-balancing that can be activated when ...

02/01/07 - 20070025255 - Method and apparatus for non contiguous sliding window
A method that limits data flow between two network nodes to an amount within a window where a first portion of data within a first segment of the window is separated from a second portion of data within a second segment of the window by a third portion of data ...

02/01/07 - 20070025254 - Routing under heavy loading
According to the invention, a delivery network for assisting delivery of content objects over an Internet is disclosed. The delivery network includes a network outlet, an interface and a routing function. The network outlet is coupled to a plurality of full-route networks, where each of the plurality of full-route networks ...

02/01/07 - 20070025253 - Network resource teaming providing resource redundancy and transmit/receive load-balancing through a plurality of redundant port trunks
A computer system teams its network resources by apportioning each of the resources into one of two or more groups. One or more resources make up each of the groups having a link operative to be coupled together as a port trunk to a different one of two or more ...

02/01/07 - 20070025252 - Network resource teaming combining receive load-balancing with redundant network connections
A computer system teams its network resources by apportioning each of the one or more network resources into one of two or more groups. The resources of each of the groups have links that are operative to be coupled in parallel to a different one of two or more network ...

01/25/07 - 20070019552 - Method and system for packet scheduling
A method and system for packet scheduling are provided. The method includes: the step of receiving an incoming packet; extracting packet identification information associated with the incoming packet, and assessing a delay budget for the incoming packet in dependence upon its arrival time and the associated information. The system includes: ...

01/25/07 - 20070019551 - Apparatus and method for transmitting a multimedia data stream
An apparatus and method for transmitting a multimedia data stream are provided. The apparatus includes a data source unit to output the data stream; a frame dividing unit to divide the data stream according to a type of a video frame included in the data stream and to output the ...

01/25/07 - 20070019550 - Shaper control method, data communication system, network interface apparatus, and network delay apparatus
Upon controlling the operation of a shaper for performing the shaping of data communication that establishes a flow between data communication apparatuses via a network, the data communication apparatus identifies the flow and designates whether or not the shaping of the identified flow is performed, and the shaping on the ...

01/04/07 - 20070002746 - Per cos memory partitioning
A network device for monitoring a memory partitioned by an identifier can include at least one port configured to receive at least one packet. The at least one packet includes an identifier relating to priority of the at least one packet. The network device can also include a buffer memory ...

01/04/07 - 20070002745 - Discard-sniffing device and method
The present invention discloses devices and methods for identifying, analyzing, and repairing network problems. The present invention can be implemented various types of networks including a packet-switched network and an Ethernet passive optical network (EPON), caused by a variety of reasons, culminating in undesirable packet discard. A method of discard-sniffing ...

01/04/07 - 20070002744 - System and method for agent queue activation in a contact center
Various technologies and techniques are disclosed for automating the activation of agents in particular workgroups. A call queue server receives incoming communications. A scheduling server is coupled to the call center server over a network and analyzes historical communication data to calculate a forecasted load for a particular time period. ...

01/04/07 - 20070002743 - Means and method of allocating channel bandwidth
A wireless communications device is arranged in operation to estimate a future bandwidth requirement, compare the estimated future bandwidth requirement with the currently allocated requirement to obtain a difference value, compare that difference value with a threshold, and where the difference value exceeds the threshold, request a new bandwidth allocation ...

01/04/07 - 20070002742 - Techniques to control data transmission for a wireless system
A system, apparatus, method, and article including a control module to manage transmission of packets in a channel of a wireless network. The control module to receive real-time information about the channel. The control module to adapt transmission of said packets based on the information. Other embodiments are described and ...

01/04/07 - 20070002741 - Method and equipment for performing flow shaping that maintains service quality in packet-switched telecommunications
The invention relates to a method and equipment for performing flow shaping that maintains service quality in packet-switched telecommunications. Using the method according to the invention, the speed properties (CIR, PIR, CBS) of an aggregate flow (A) can be monitored and limited in a situation, in which the aggregate flow ...

12/28/06 - 20060291394 - Method and apparatus for communications of data rate control information in a communication system
In a communication system, a method and an apparatus provide for efficient communications of data rate control information. A mobile station communicates a request on a data channel for reception of a data file on a traffic channel. In response to the request, a transmitter in mobile station starts communication ...

12/28/06 - 20060291393 - Resource allocation method in a communication system
Systems and methodologies are described that facilitate resolving resource assignment conflicts between access terminals in a wireless communication environment. A first access terminal may receive a persistent, or “sticky” assignment of a set of resources, such as subcarriers. In the event that a second access terminal requires a brief resource ...

12/28/06 - 20060291392 - Multi-path routing using intra-flow splitting
Multi-path routing techniques using intra-flow splitting are disclosed. For example, a technique for processing traffic flows at a node in a network comprises the following steps/operations. At least one traffic flow is obtained. The at least one traffic flow comprises multiple packets or bytes. The at least one flow is ...

12/28/06 - 20060291391 - System and method for dynamically responding to event-based traffic redirection
A technique dynamically resizes Traffic Engineering (TE) Label Switched Paths (LSPs) at a head-end node of the TE-LSPs in preparation to receive redirected traffic in response to an event in a computer network. The novel dynamic TE-LSP resizing technique is based on the detection of an event in the network ...

12/28/06 - 20060291390 - Determination of a state of flow through or a cut of a parameterized network
Provided are techniques for determining a state of flow through, or a cut of, a network in which some the capacities of at least some of the conduits are dependent upon a specified parameter. Initially, a derived network is obtained by replacing capacities in the original network that depend upon ...

12/21/06 - 20060285496 - Digital subscriber line user capacity estimation
In a particular embodiment, the present disclosure is directed to a data communications system. The data communication system includes a plurality of digital subscriber lines, a digital subscriber line multiplexer coupled to each of the plurality of digital subscriber lines, and a data switch coupled to the digital subscriber line ...

12/21/06 - 20060285495 - Method and apparatus for aggregating network traffic flows
A method of aggregating network traffic flows for network traffic elements is described. The traffic elements are characterized by a plurality of characteristics having respective values, where a flow profile is formed by classifying each element into one of a plurality of flows dependent on its characteristic value. The method ...

12/21/06 - 20060285494 - Dynamic link speed control
Apparatus and systems, as well as methods and articles, may operate to measure a network link throughput value, compare the throughput value to a threshold value, and dynamically regulate the link speed based on the measured throughput value. ...

12/21/06 - 20060285493 - Controlling access to a host processor in a session border controller
Methods and systems for controlling access to a host processor is disclosed. One exemplary method comprises the steps of receiving a plurality of signaling packets and controlling access to a host processor, via a first and a second path, for at least a portion of the packets in accordance with ...

12/14/06 - 20060280123 - Bandwidth control apparatus, bandwidth control method, bandwidth control system, and bandwidth allocating apparatus
A bandwidth control apparatus which can reflect current operation states or effective rates of the access lines on bandwidth distribution is realized for effective utilization of bandwidths in a subscriber data transmission system. In a plurality of bandwidth control apparatuses accommodating a plurality of access lines in a bandwidth control ...

12/14/06 - 20060280122 - Node device configuring ring network and data frame control method
When an externally received data frame is transmitted at a station of a ring-shaped packet communication network, a congestion point in the communication network is defined as a boundary point, a frame addressed to a station located before the boundary point is transmitted at a first transfer rate, and a ...

12/14/06 - 20060280121 - Frame-transfer control device, dos-attack preventing device, and dos-attack preventing system
A prior information collecting unit transmits in advance a SYN/ACK frame to an address of a client in an external network, and monitors a response to the SYN/ACK frame. If there is no response, the prior information collecting unit determines that the address is a valid attack address. If there ...

12/14/06 - 20060280120 - System and method for managing data packets at an ingress to a resilient packet ring and at an egress to a resilient packet ring
A system and method for managing data packets at an ingress to a Resilient Packet Ring (“RPR”) and an egress to the RPR. A system to manage data packets at an ingress to the RPR comprises a RPR station coupled with a plurality of other stations via a dual ring ...

12/07/06 - 20060274657 - Method for measuring sensitivity of data packet signal receiver
Methods for measuring the sensitivity of a data packet signal receiver are provided by varying the power level or modulation or both of a received data packet signal in a predetermined controlled sequence of data packet signals. ...

11/30/06 - 20060268718 - Systems and methods for monitoring packet delivery
In one of many possible embodiments, a system includes a first reference node and a second reference node communicatively coupled to the first reference node by at least one network path, the reference nodes being configured to support transmission of a packet flow between one another over the network path. ...

11/30/06 - 20060268717 - Channel capacity optimization for packet services
A radio network controller (RNC) application controls packet communications through base stations serving wireless remote stations. In the embodiments, the RNC stores each packet received for a wireless remote station in a buffer and maintains a BCN counter value representing the amount of buffered data. The RNC maintains a maximum ...

11/30/06 - 20060268716 - Traffic prioritization techniques for wireless networks
Various embodiments are disclosed relating to traffic prioritization techniques for wireless networks. In an example embodiment, different priorities may be applied to uplink traffic and downlink traffic at one or more nodes or mesh points in a wireless network, such as within a wireless meshed network, for at least some ...

11/30/06 - 20060268715 - Method and apparatus for transmitting management information in a wireless communication system
In a wireless communication system comprising a plurality of mesh points (MPs), a method and apparatus for transmitting management information includes a first MP transmitting a management frame to a second MP, wherein the management frame includes the medium access control (MAC) address of a destination MP. The second MP ...

11/30/06 - 20060268714 - Rapid i/o compliant congestion control
The management of flows can be simplified by only keeping unique flow information for locally important flows, and aggregating all other flows together. A flow control table of 16 entries, 15 unique and 1 aggregate is usually sufficient, particularly in systems where the traffic flows are relatively static. This greatly ...

11/30/06 - 20060268713 - Method and apparatus for improving scheduling in packet data networks
A method of scheduling packet data delivery by a communication network node uses knowledge of the incoming delays and corresponding delay budgets associated with the packet data to be scheduled. For example, a wireless communication network base station may serve a plurality of users via a time-multiplexed packet data channel, ...

11/30/06 - 20060268712 - System, method, and service for dynamically selecting an optimum message pathway
A message pathway selection system dynamically selects an optimum message pathway for transmitting messages. The system dynamically optimizes a message pathway according to various criteria such as, for example, efficiency, economy, data requirements, auditing requirements, security, data size, etc. The system can direct a message to bypass an infrastructure messaging ...

11/30/06 - 20060268711 - Network selection terminal
A system enhances communication services delivered across multiple (homogeneous and heterogeneous) access network environments. A user terminal (via a software client) passively collects the performance related parameters of all available access networks while being connected to only one of those access networks (the “active network”). The collected information is communicated ...

11/30/06 - 20060268710 - Detecting change in a transport protocol window size without data transmission
A method detects a change in TCP receive window size while preventing fragmentation of data. A TCP stack receives a segment that advertises a receive window size of zero. If data needs to be sent, and only if so, a timer is started. When the timer expires, a TCP segment ...

11/30/06 - 20060268709 - Queue aware flow control
A network flow control system utilizes flow-aware pause frames that identify a specific virtual stream to pause. Special codes may be utilized to interrupt a frame being transmitted to insert a pause frame without waiting for frame boundaries. ...

11/30/06 - 20060268708 - Method and arrangement for tcp flow control
An arrangement (124) and method (310-360) for Transmission Control Protocol (TCP) flow control in a communication system, by: determining delay in a transmit buffer of the system; and modifying TCP window size dependent on the determined delay. An indication of modified TCP window size is preferably sent to a TCP ...

11/23/06 - 20060262725 - Packet filtering
This invention relates to a method and apparatus for filtering network packets. The method comprises a method of filtering a packet in a packet switched network in which two complementary packets are transmitted in opposite directions between a particular source and a particular destination comprising the steps of: a) selecting ...

11/23/06 - 20060262724 - Method and system for efficient flow control in a spot beam satellite system
An approach for providing flow control in a radio communication system is disclosed. A request from a non-satellite system specific side of a transport interface is made to a system specific side of the transport interface for a flow control allocation that specifies an amount of data to be stored ...

11/23/06 - 20060262723 - Method and communication system for signalling information for optimising rate control schemes in wireless networks
A method of exchanging signalling information for optimising a rate control scheme in a mobile network, wherein data packets are transmitted over the network from a sender to a receiver employing the rate control scheme with a sending rate which can be adapted using feedback information from the receiver, comprising ...

11/16/06 - 20060256723 - Scheduling incoming packet traffic on an output link of a network device associated with a data network
The present invention provides a method and an apparatus for scheduling a flow on an output link among a plurality of flows of incoming packet traffic at a network device associated with a data network. A scheduler comprises scheduler logic that uses a credit counter per flow to keep track ...

11/16/06 - 20060256722 - Ordered and duplicate-free delivery of wireless data frames
Methods and apparatus for delivering ordered and duplicate-free wireless data frames are generally described and claimed herein. Other embodiments may also be described herein. In an embodiment, a source address, a destination address, and a message sequence number are acquired from a wireless data frame. The message sequence number is ...

11/16/06 - 20060256721 - Dynamically selecting codecs for managing an audio message
A system, method, and apparatus are directed towards managing a Voice over IP (VOIP) messages over a network, employing the Real-time Transport Protocol (RTP) and Session Initiation Protocol (SIP) over the Transmission Control Protocol (TCP). The VOIP messages are sent by a source device to a destination device through a ...

11/16/06 - 20060256720 - In-line network simulator
An in-line network simulator is provided that disrupts packets traveling through it to simulate network conditions. According to one embodiment, a method comprises receiving, at an in-line network simulator, packets sent from a source node to a destination node. The in-line network simulator classifies the received packets into respective ones ...

11/09/06 - 20060250962 - Edge switch
An edge switch comprises a token bucket control unit (234) which varies the amount of tokens flowing into a token bucket (233) per unit time in accordance with the congestion condition of an IP network, and the output rate of packets to be output onto a packet communication network is ...

11/09/06 - 20060250961 - Dynamic te-lsp priority and preemption
A technique dynamically assigns priorities to traffic engineering (TE) label switched paths (LSPs) from a head-end node of a computer network. The novel technique increases the ability to place TE-LSPs that would be otherwise blocked by bandwidth fragmentation. Specifically, a head-end node allocates a range of priority values for groups ...

11/02/06 - 20060245359 - Processor overload control for network nodes
A method and apparatus is disclosed for preventing excessive loading at a network node. The admitted load into the network node is monitored by a load detector. The load detector generates a load indication that is passed to a load controller. The load controller detects an overload condition based on ...

11/02/06 - 20060245358 - Acceleration of data packet transmission
An improved method of accelerating packet transmission through a network is disclosed. More specifically, methods and systems are described for the offloading of packets transmitted in a UDP format with a ULP that allows the packets to retain characteristics of packets transmitted under the TCP format. This is useful in ...

11/02/06 - 20060245357 - Method and device for quality management in communication networks
A method and apparatus are provide for managing varying traffic loads in a packetized communication network. At a predefined location, the instantaneous demand for bandwidth required for delivering traffic via a plurality of active channels is compared with the available bandwidth. When the available bandwidth at that pre-defined location is ...

10/26/06 - 20060239196 - System and method for performing load balancing across a plurality of servers
Various systems and method are disclosed for selecting a destination server from a plurality of servers, the method comprising: receiving an incoming packet; identifying a stream of bits from within the incoming packet; calculating a signature from the identified stream of bits; mapping the incoming packet to the destination server ...

10/26/06 - 20060239195 - Method and apparatus for dual-mode application update protocol
A method of distributing a set of data, such as a software application update, to a plurality of nodes in a network. Also, devices, systems and networks for implementing the method. The nodes can be any computerized devices, but computerized medical devices used in nurse call systems are particularly relevant. ...

10/26/06 - 20060239194 - Monitoring a queue for a communication link
To monitor a queue for a communication link includes monitoring available space in a virtual channel (VC) queue for a communication link. A comparison of the available space in the VC queue relative to another VC queue for the communication link is made. The comparison is communicated to an arbiter ...

10/26/06 - 20060239193 - Data traffic separation method for use in a packet-oriented mobile radio network
The invention relates to a data traffic separation method for use in a packet-oriented mobile radio network. According to said method, data traffic arising in an access node of the mobile radio network and consisting of a plurality of layer 2 connections comprising a plurality of data flows each is ...

10/19/06 - 20060233108 - Adaptive bandwidth throttling for network services
The adaptive bandwidth throttling system implements a graceful diminution of services to the clients by delaying a first class of services provided by a network server in response to the effective bandwidth utilized by this network server exceeding a first threshold. If the demand for the bandwidth by this network ...

10/19/06 - 20060233107 - Method and apparatus for monitoring surges in busy and no answer conditions in a communication network
A method and apparatus for enabling edge components, such as Border Element, to respond to access failures in a more intelligent manner by measuring the busy and/or no answer state conditions for attempted calls and generating alarms when these states reach a predetermined threshold is disclosed. In one embodiment, additionally ...

10/19/06 - 20060233106 - Stateless, affinity-preserving load balancing
The invention relates to an architecture that facilitates load balancing among a plurality of hosts and preserve session affinity to a given host. An incoming stream of data packets that include packet sessions is input to one or more forwarding mechanisms for forwarding to one or more hosts. The forwarders ...

10/12/06 - 20060227712 - Facilitating retransmission of data packets in a packet radio communication system by utilizing a feedback acknowledgment scheme
Apparatus, and an associated method, for a frame-formatted radio communication system. Coordination is provided between MAC and RLP layers of a sending station through use of apparatus embodied at the MAC layer of the sending station. Also, apparatus is provided at a receiving station to reduce the generation of RLP ...

10/12/06 - 20060227711 - Purge mechanism in link aggregation group management
To enable quick movement of communications among links in a link aggregation group, network element use a purge mechanism. A network element implementing the purge mechanism may disable distribution of additional frames to output queues associated with aggregated ports and potentially drop some or all frames from the output queues ...

10/12/06 - 20060227710 - Data transfer control device and electronic instrument
A data transfer control device includes: a link controller which analyzes a packet received through a serial bus; an interface circuit which generates interface signals and outputs the interface signals to an interface bus; and a reset signal output circuit which outputs a reset signal to the interface circuit. The ...

10/12/06 - 20060227709 - Data transfer control device and electronic instrument
A data transfer control device including: a link controller which analyzes a packet received through a serial bus and generates a packet to be transmitted through the serial bus; an interface circuit which performs interface processing between the data transfer control device and a display driver connected to the data ...

10/12/06 - 20060227708 - Compound transmission control protocol
Systems and methods for Compound TCP are described. In one aspect, a single TCP connection is opened for communication of data over a compound stream between first and second computing devices. The compound stream includes two or more logical data streams to emulate congestion control behavior of multiple separate network ...

10/05/06 - 20060221833 - Method and related apparatus for reconfiguring size of a receiving window in a communications system
A method for reconfiguring size of a receiving window in a communications system avoiding duplicate packet delivery to an upper layer to keep ciphering parameters in synchronization when the communications system reconfigures a receiving window of a receiver includes receiving a command for reconfiguring a size of the receiving window, ...

10/05/06 - 20060221832 - Virtualized partitionable shared network interface
A network system having a plurality of processing partitions which includes a network interface unit coupled to a plurality of processing entities is disclosed. The network interface unit includes a plurality of memory access channels. The plurality of memory access channels is virtualized. The network interface unit is shared among ...

10/05/06 - 20060221831 - Packet flow control
A flow control method according to one embodiment may include transmitting a first plurality of packets from a transmitting node to a receiving node at an initial packet rate, and transmitting a second plurality packets from the transmitting node to the receiving node at a congested packet rate less than ...

10/05/06 - 20060221830 - Method and apparatus for managing end-to-end quality of service policies in a communication system
A computer-readable storage medium (102) is provided for managing end-to-end QoS (Quality of Service) policies in a communication network (100). The storage medium includes computer instructions for establishing (302) a plurality of QoS domains (108) between a plurality of packet switching technologies (102, 106. 110) operating with disparate QoS policies, ...

09/28/06 - 20060215562 - Interactive data transmission system having staged servers
Methods and apparatus for use in a network including a local server coupled to a central server, the local server being coupled to a plurality of network devices, for interactively controlling from one of the plurality of network devices a flow of audio visual data from the central server to ...

09/28/06 - 20060215561 - Cross-layer rate adaptation mechanism for wlan
A cross-layer rate adaptation mechanism for wireless local area network (WLAN) can obtain the channel state by calculating the Eb/N0 ratio of ACK frame transmitted from the receiver side. The mechanism determines the transmission rate of the next frame by referring to a predefined reduced mode table. When receiving an ...

09/28/06 - 20060215560 - Transmission control method
This invention relates to signalling of control information related to retransmissions in a wireless communication network. According to one aspect of the invention, a method for controlling transmission over a wireless communication link is provided. The method comprises the step of indicating on a transmission resource control channel whether a ...

09/21/06 - 20060209696 - Traffic monitor using leaky bucket with variable fill
An integrated circuit monitors the most active traffic flow rates on a communications network by using a leaky bucket model having a variable fill rate. As a switch receives packets, the packet identifications are sampled. A sampled packet identification is compared to record identifications in a table of identifications. If ...

09/21/06 - 20060209695 - Load balancing in a distributed telecommunications platform
Processing is allocated within a distributed telecommunications at two levels—the component level and the process level. At the component level, a virtual switch is employed to route service requests to one of a group of components that are configured to process the service request. The decision can be made autonomously ...

09/21/06 - 20060209694 - Methods and apparatus for creation and transport of multimedia content flows
System for creation and transport of multimedia content flows. The system includes a method for transporting a content flow to a wireless access network for broadcast to devices coupled to the wireless access network. The method includes transmitting a request message to add the content flow to the wireless access ...

09/14/06 - 20060203731 - Method and apparatus for forward link rate scheduling
In a communication system capable of variable rate transmission, scheduling of high speed data transmission improves utilization of the forward link and decreases the transmission delay in data communication. Each remote station is assigned one primary code channel for the duration of the communication with a cell. Secondary code channels ...

09/14/06 - 20060203730 - Method and system for reducing end station latency in response to network congestion
Methods and systems for processing network data are disclosed herein and may include receiving from a switching device, a congestion indicator that indicates congestion. In response to the congestion indicator, latency of reaction by a source end point, may be reduced by preventing introduction of queued up new frames to ...

09/14/06 - 20060203729 - Dynamic adaptation of mac-layer retransmission value
The number of audio/visual packets that are sent over a wireless channel of a wireless network and that are effectively lost at a client application is reduced by determining the number of packets that were effectively lost during a measurement period and by selecting at a server application a MAC-layer ...

09/14/06 - 20060203728 - Method and system for transmission control protocol (tcp) traffic smoothing
Various aspects of a method and system for transmission control protocol (TCP) traffic smoothing are presented. Traffic smoothing may comprise a method for controlling data transmission in a communications system that further comprises scheduling the timing of transmission of information from a TCP offload engine (TOE) based on a traffic ...

09/14/06 - 20060203727 - Radio transmission device and transmission rate decision method
A base station apparatus (radio transmission apparatus) transmits a radio signal of data to a mobile terminal apparatus (communication apparatus of a transmission destination). The mobile terminal apparatus receiving the radio signal determines (ST1010) information (CQI) on a downlink transmission rate enabling reception in the mobile terminal apparatus based on ...

08/31/06 - 20060193260 - Preemptive packet flow controller
Described is a system to control a flow of packets to and from an electronic processor which includes a packet processor engine programmed to interpret the packets from a packet memory, and to perform switching between packet chains in response to events, a working chain pointer register of the packet ...

08/31/06 - 20060193259 - Method and system for controlling traffic load between media gateway controllers and proxies
The invention refers a method of regulating the traffic that may be used between a SIP User Agent (SIP-UA) and a SIP Proxy in high traffic load situations, like in a telephony-SIP inter-working senario where the MGC in the inter-working gateway is acting as a SIP-UA. Thus, a method to ...

08/24/06 - 20060187840 - Method and apparatus for controlling wireless medium congestion by adjusting contention window size and disassociating selected mobile stations
A method and apparatus for alleviating congestion of a wireless medium used by an access point (AP) and a plurality of wireless transmit/receive units (WTRUs) is disclosed. If congestion is determined to exist on the wireless medium, a determination is then made as to whether there are any low priority ...

08/24/06 - 20060187839 - Timestamp metering and rollover protection in a network device
A network device for processing data on a data network includes a plurality of ports, configured to receive data from a data network and to send processed data to the data network, a memory management unit configured store data on and retrieve data from the memory and a metering unit ...

08/24/06 - 20060187838 - Method and system for load balancing in a network platform
A method for load balancing communication session processing in a data network platform. The method includes maintaining a first table that associates a plurality of valid communication sessions being processed by the platform with respective application processing cards of a plurality of application processing cards included in a network platform. ...

08/24/06 - 20060187837 - Prevention of head of line blocking in a multi-rate switched fibre channel loop attached system
A method is disclosed for maintaining a table of recent accesses for each port for use in predicting whether a request for data from a source device is likely to be sent to a high speed or low speed destination device. The table of recent accesses lists every source device ...

08/24/06 - 20060187836 - Communication device and method of prioritizing transference of time-critical data
A communication device according to the present invention enhances transfer of time-critical data between one or more LANs and a device (e.g., edge router, etc.) coupled to a backbone network. A virtual bottleneck in the form of a queue is introduced by the communication device at the customer premises or ...

08/17/06 - 20060182031 - Techniques to provide recovery receive queues for flooded queues
In a receive-side scaling compatible environment, techniques to provide at least one recovery receive queue for any receive queue that is full or transferring traffic at too slow a rate. ...

08/10/06 - 20060176818 - Methods and apparatus for allowing promotion in color-based policers
Methods and apparatus are provided for applying color based policing at a network node. Committed information rate (CIR) and peak information rate (PIR) buckets used to monitor transmission rates are augmented using CIR overflow and PIR overflow buckets. The CIR and PIR overflow buckets hold tokens provided to CIR and ...

08/10/06 - 20060176817 - Method and apparatus for estimating real-time travel times over a transportation network based on limited real-time data
The present invention is a method and an apparatus for estimating real-time travel times or traffic loads (e.g., traffic flows or densities) over a transportation network based on limited real-time data. In one embodiment, a method for estimating a travel time over a transportation network comprising at least a first ...

08/10/06 - 20060176816 - Method and apparatus for centralized monitoring and analysis of virtual private networks
In one embodiment, the present invention is a method and apparatus for monitoring virtual private networks (VPNs) supported on a multiprotocol label switching (MPLS) backbone network. In one embodiment, a method for remote monitoring of a VPN supported on an MPLS backbone network includes capturing traffic to and/or from the ...

08/10/06 - 20060176815 - Method for reverse link overload control in a wireless communication system
In the method, an overload control threshold is adjusted based on at least one outage metric and an overload control history. Overload control is performed based on the overload control threshold. ...

08/03/06 - 20060171319 - Method for the dynamic management of resources in telecommunication systems, based on quality of service and type of service
The method is characterized by the management of traffic and resources in the source node (1) by means of ordered sets of cells, with dynamically adjustable qualities of service and different configurations of insertion and extraction of cells for the distribution of resources. It permits different qualities of service for ...

08/03/06 - 20060171318 - Active queue management methods and devices
Novel methods and devices are provided for AQM of input-buffered network devices. Preferred implementations of the invention control overall buffer occupancy while protecting uncongested individual VOQs. The probability of setting a “global drop flag” (which is not necessarily used to trigger packet drops, but may also be used to trigger ...

08/03/06 - 20060171317 - Data mapping device, method, and article of manufacture for adjusting a transmission rate of isc words
A data mapping device, a method, and an article of manufacture for adjusting a transmission rate of ISC words are provided. The GFP data mapping device has a FIFO buffer and a transceiver operably coupled to the FIFO buffer. The method includes reading first and second ISC words from the ...

08/03/06 - 20060171316 - Data networking
There is provided a traffic placement method in a communications network, the communications network comprising a plurality of nodes, the nodes being connected to one another by links, the method comprising selecting a (possibly non-strict) subset from a given set of traffic flow demands and calculating a plurality of paths ...

07/27/06 - 20060164993 - Method of providing a gap indication during a sticky assignment
A method and apparatus are provided to manage the assignment transmission resource of forward and reserve link that is assigned to transmitting entity for a period of time. An indication of a gap is provided whenever the transmitting entity is not transmitting actual data packets (e.g. whole or part of ...

07/27/06 - 20060164992 - Electronic message delivery system including a network device
In a computer network system based on an open system interconnection model, where the computer network system includes at least a network layer (Layer 3) and an application layer (Layer 7), a system and a method for managing electronic message traffic into and out of the computer network system including ...

07/27/06 - 20060164991 - World wide port name embedding method and interface for network transmission control chip
A world wide port name embedding method and interface is proposed, which is designed for use in conjunction with a network transmission control chip for the purpose of embedding a world wide port name (WWPN) to the network transmission control chip, and which is characterized by that the world wide ...

07/27/06 - 20060164990 - Systems and methods for optimizing the allocation of resources to serve different types of data flows in a wireless communication system
Systems and methods for optimizing the allocation of resources to serve different types of data flows in a wireless communication system are disclosed. An exemplary method involves calculating data metrics for data in a plurality of queues. Each queue corresponds to a different data flow in the wireless communication system. ...

07/27/06 - 20060164989 - Communication traffic management systems and methods
Communication traffic management systems and methods are disclosed. A threshold status of a communication traffic queue of a second communication traffic management device which is capable of receiving communication traffic from a first communication traffic management device is determined, by comparing a depth of the queue to a corresponding threshold ...

07/27/06 - 20060164988 - Method and system for controlling bandwidth allocation
A Ethernet switch 1 includes a monitoring unit 9 for policing the amount of traffic on each of a plurality of flows or groups of flows. The monitoring unit has a memory, implemented in hardware as a RAM memory, having a section of each of the flows or groups of ...

07/27/06 - 20060164987 - Adaptive dropping of prioritized transmission packets
A series of information portions are provided to a transmitter, the information portions have critical times when they need to be available to a receiver. The transmitter estimates whether the information portions can be transmitted by the transmitter in time to be made available to the receiver before the critical ...

07/20/06 - 20060159020 - Routing method and system
A method for routing data over a telecommunications carrier network including at least two switching devices defining at least one physical link, the method including defining in advance a plurality of traffic flows, each associated with specific routing through at least one of the physical links in the network; configuring ...

07/20/06 - 20060159019 - System and method for policing multiple data flows and multi-protocol data flows
A system and method for policing one or more flows of a data stream of packets associated with differing transmission protocols. The current capacity level for each flow is determined, as is the packet protocol associated with each packet. A packet parameter in the packet that is indicative of the ...

07/20/06 - 20060159018 - Combined base transceiver station and base station controller data call and quality of service
A system, method, and computer readable medium for determining a data call rate comprises determining if a supplemental channel (SCH) should be allocated, if the SCH should be allocated, potentially altering the data rate, requesting an SCH allocation at a current data rate or the altered data rate, and receiving ...

07/13/06 - 20060153079 - Apparatus and method for setting up qos in a mobile communication system
Provided is an apparatus and method for setting up aquality-of-service (QoS) in a mobile communication system. A mobile terminal (MT) generates a resource reservation message including requested QoS information and packet filtering information for a predetermined service. A packet data service node (PDSN) stores the QoS information and the packet ...

07/13/06 - 20060153078 - Receiver, transceiver, receiving method and transceiving method
A receiver including: a receive buffer; a first buffer controller for deciding an initial value of capacity allocated to the receive buffer in accordance with each data type and updating the initial value of the allocated capacity in accordance with opening of the receive buffer; and a second buffer controller ...

07/06/06 - 20060146712 - Multichannel mesh network, multichannel mesh router and methods for routing using bottleneck channel identifiers
Nodes of a multichannel mesh network generate channel-metric matrices for routing packets to destinations based on a bottleneck channel identified for the source-destination pair. The identification of bottleneck channels increases the diversity among the different communication channels used along a route. This link-state routing approach may allow better paths to ...

07/06/06 - 20060146711 - Method of controlling packet flow
A method of controlling packet flow through a network node in a packet-switched communication network. At least three measurements of instantaneous queue size are obtaining and utilized to determine a traffic pattern's relative shape, absolute level, and absolute context over a more extended time period. An initial estimate of a ...

07/06/06 - 20060146710 - Method, apparatus and system for granular policing based on multiple arrival curves
A method for granular policing includes a novel policing architecture which evaluates an arriving cell's conformance by comparing the actual arrival characteristic against a family or a set of expected arrival curves. In embodiments of the present invention, expected arrival characteristics based on a connection service level agreement (SLA) are ...

06/29/06 - 20060140121 - Optimization of a tcp connection
In the preferred embodiments, it is first determined whether or not a TCP connection from a sending device to a receiving device in the wireless communications network is in a slow start phase. If the TCP connection is in a slow start phase, then the data to be sent in ...

06/29/06 - 20060140120 - Communication system and communication method
According to one embodiment, a communication method comprises delivering streaming data from a server to a first communication terminal, receiving a request for the streaming data from a second communication terminal while delivering the streaming data to the first communication terminal, detecting congestion to be caused by the delivery of ...

06/29/06 - 20060140119 - Predictive congestion management in a data communications switch using traffic and system statistics
An apparatus and method for performing congestion management in a switch or router is disclosed. The apparatus acquires and or generates performance metrics for a plurality of switching module coupled via a switching fabric, generates a performance index based on the attributes from the switching modules, and allocates switching fabric ...

06/29/06 - 20060140118 - Single-failure protection in a load-balanced network architecture
Techniques for single-failure protection in load-balanced network architectures are disclosed. For example, in one aspect of the invention, a technique for processing a traffic flow in a communication network comprising a plurality of nodes, the traffic flow being deliverable from a source node to at least one destination node via ...

06/22/06 - 20060133280 - Mechanism for identifying and penalizing misbehaving flows in a network
A mechanism is disclosed for identifying and penalizing misbehaving flows in a network. In one implementation, a set of behavioral statistics are maintained for each flow. These behavioral statistics are updated as information packets belonging to a flow are processed. Based upon these behavioral statistics, a determination is made as ...

06/22/06 - 20060133279 - Hierarchical multi-rate multi-precedence policer
A hierarchical multi-rate multi-precedence policer is disclosed. The policer discards packets based on assigned precedence levels. When traffic exceeds an available service rate, the policer drops packets of lower precedence levels to make room for packets of higher precedence levels. In certain implementations, the policer also guarantees bandwidth to each ...

06/22/06 - 20060133278 - Efficient transfer of messages using reliable messaging protocols for web services
The present invention provides for flow and congestion control mechanisms in accordance with a Reliable Message protocol for Web Services (RM-WS). For flow control, one endpoint informs another endpoint of its available buffer size by including buffer size information in response messages. The response messages, typically RM-WS infrastructure messages, are ...

06/22/06 - 20060133277 - Method and apparatus for managing item sequence numbers in an item processing system
Method and apparatus for managing item sequence numbers in an item processing system. The invention provides for overrun prevention and management of item sequence numbers, which form a part of an image key. In example embodiments, a buffer is provided to determine how close a current item sequence number (ISN) ...

06/22/06 - 20060133276 - System and method for enhancing audio quality for ip based systems using an amr payload format
A method of enhancing audio quality for Internet protocol (IP) based systems using an adaptive multi-rate (AMR) payload format is presented. If a network buffer indicative of network congestion exceeds its threshold a determination is made whether to place a NO DATA frame into the current RTP packet instead of ...

06/15/06 - 20060126511 - Ethernet packet transmission apparatus and method
Provided is an Ethernet packet transmission apparatus and method. The Ethernet packet transmission apparatus includes: a packet transceiving unit for transceiving an Ethernet packet through a plurality of Ethernet ports; a MAC header processing unit for receiving the Ethernet packet and reading header information; a packet processing unit for receiving ...

06/15/06 - 20060126510 - Segmenting data packets for over-network transmission at adjustable fragment boundary
A data packet to be transmitted over a network is segmented at an adjustable fragment boundary. The fragment boundary is the maximum amount of data of the data packet to be sent, segmented, or divided into a given packet fragment for over-network transmission. The data packet has an n-bit identifier, ...

06/15/06 - 20060126509 - Traffic management in a wireless data network
In a radio access network (e.g., a cellular network), a radio node is configured to monitor one or more characteristics of a stream of data packets destined for an access terminal (e.g., a cellular telephone, laptop computer, etc.) to determine whether there is congestion in a network supplying the stream ...

06/15/06 - 20060126508 - Data transmission ports with data-integrity transaction controlling unit and method for performing the same
The present invention discloses re-configurable data transmission ports with data-integrity transaction controlling unit in a computerized computer and the method for performing the same. The controlling unit further includes a port-configuration detecting mechanism and a buffer-configuration subunit. The port-configuration detecting mechanism can inspect configuration status of all of the first ...

06/08/06 - 20060120290 - Method for adapting the bitrate of a digital signal dynamically to the available bandwidth, corresponding devices, and corresponding computer-program product
The bitrate of a digital signal is adapted in a dynamic way to the bandwidth available on a transmission channel, through the operations of: converting the digital signal into a multiple-description format, so as to have available a plurality of descriptions of the digital signal; and transmitting on the transmission ...

06/08/06 - 20060120289 - Packet flow control in switched full duplex ethernet networks
A method, system, and computer program product for controlling data packet traffic flow into a link partner device such as an ethernet adapter. In one embodiment, an occupancy level of an adapter receive queue is monitored to detect a receive queue overrun or underrun condition or event. The detected overrun ...

06/08/06 - 20060120288 - Inter-domain te-lsp selection
A technique selects a traffic engineering (TE) label switched path (LSP) from among a plurality of TE-LSPs, each of which spans multiple domains of a computer network from a head-end node of a local domain to a tail-end node of a remote domain, in order to reach one or more ...

06/01/06 - 20060114828 - Data transmission ports with flow controlling unit and method for performing the same
The present invention discloses reconfigurable data transmission ports with flow controlling unit in a computerized computer and the method for performing the same. When a specific first port is configured on “merge” status, a buffer-configuration subunit of the flow controlling unit can compliantly configure a receiving buffer owned by the ...

05/25/06 - 20060109788 - Network accelerator for controlled long delay links
A communication system for providing network access over a shared communication link is disclosed. The communication system includes a user access point, a network access point and a communications link. The user access point is coupled to one or more user terminals that access a remote network. The network access ...

05/25/06 - 20060109787 - System and method for providing a congestion-aware routing metric for selecting a route between nodes in a multihopping communication network
A system and method for calculating a routing metric that can select the route providing the best throughput in a multihopping network (100), based on one or more parameters including completion rates, data rates, MAC overhead and congestion. The system and method are capable of selecting a route in a ...

05/18/06 - 20060104204 - Power efficient mobile terminal reception mode
A message that comprises encoded bits interleaved over N transmission bursts, wherein N is greater than 1, is received by receiving fewer than N of the transmission bursts, whereby there exist remaining ones of the N transmission bursts that have not been received. All of the received transmission bursts are ...

05/04/06 - 20060092845 - Service aware flow control
A service aware flow control apparatus and method for multiple classes of data packets. A flow control sender includes a buffer of an ingress port per Class Group or Class of Service (COS). A counter per COS tracks an amount of buffer utilization per ingress port per COS, and each ...

05/04/06 - 20060092844 - Apparatus for transmitting wpan mac frames and method thereof
Disclosed is an apparatus for transmitting WPAN (Wireless Personal Area Network) MAC (Medium Access Control) frames and method thereof. The apparatus includes a transport frame management unit for creating MAC transport frames if data is generated from an upper protocol and application layer unit, classifying the created MAC transport frames ...

05/04/06 - 20060092843 - Storage system and method for connectivity checking
The invention is intended to provide a connectivity checking technology to make it easier to check the connectivity of data communication paths in an IP storage system. The target computer 20 of the storage system 10 transmits an ICMP echo request to an initiator computer 70 through a prescribed IP ...

05/04/06 - 20060092842 - Data flow control method for simultaneous packet reception
Embodiments of the present invention provide methods, a module, and a system for calculating a credit limit for an interface capable of receiving multiple packets simultaneously. Generally, the multiple packets are simultaneously received at an interface on the second device, each packet being one of a plurality of packet types, ...

04/27/06 - 20060087974 - System and method for providing quality of service provisions and congestion control in a wireless communication network
A system and method for providing a traffic control scheme for QoS provision and congestion control across multiple interfaces of wireless nodes (102, 106 and 107), such as wireless access points (107 and 106), communicating in a wireless multihopping communication network (100). The nodes (102, 106 and 107) can include ...

04/13/06 - 20060077898 - Transmission base flow control device
A transmission base flow control device performs data transmission/reception based on a packet form between a transmission device and a reception device having a redundant structure by utilizing a credit value to carry out a flow control of a credit base on a flow basis. The transmission base flow control ...

04/13/06 - 20060077897 - Method and apparatus for download prioritization
A method (700) and apparatus (601) control information transfer in a Radio Access Network (RAN) between a network content server (101) and a network client (420), e.g. wireless subscriber device, over an Internet network (102) by determining a likelihood of a request for a unit of information including a hypertext ...

04/13/06 - 20060077896 - Method, apparatus, and computer program product for optimizing packet flow control through buffer status forwarding
A method, apparatus and computer program product are provided for optimizing packet flow control through buffer status forwarding. A sending device includes buffer status information of the sending device in transactions being sent to a receiving device. The receiving device uses the buffer status information of the sending device for ...

04/13/06 - 20060077895 - Protocol emulator
A protocol emulation system including at least one description that describes fields, using a generic format, in a protocol message. An application transforms the at least one description into a machine-readable template useable by a protocol finite state machine that creates protocol messages based upon the template ...

04/06/06 - 20060072460 - Loop connection detecting method and device
In an access portion of a LAN, traffic of a received packet is detected, whether or not the traffic exceeds a predetermined threshold is determined, packet information specific to the received packet is acquired when it is determined that the traffic exceeds the threshold, and an occurrence of a loop ...

04/06/06 - 20060072459 - Advertising port state changes in a network
In accordance with one embodiment of the present invention, a host bus adapter for implementing a first port of a node on a network of nodes interconnected through an intelligent connection system comprising: a transceiver providing a physical interface for the first port; and a protocol controller that transmits a ...

03/30/06 - 20060067232 - Mobile network system for dynamically controlling communication path and method thereof
Disclosed is a mobile network system based on ad hoc on-demand distance vector (AODV) routing algorithm, including: a destination node: a source node for transmitting a data packet to the destination node by following a communication path; and a mobile node for receiving the data packet from a plurality of ...

03/30/06 - 20060067231 - Packet reception control device and method
The packet reception control device includes: a load detection section for detecting a load on a processor and outputting the detection result; and a reception control section for determining whether or not the processor should receive a reception packet based on the detection result output from the load detection section ...

03/30/06 - 20060067230 - Film forming method
A technique is provided that is capable of employing raw materials having no halogen, which has a high possibility of exerting a bad influence upon semiconductor elements, thereby to easily form molybdenum films (molybdenum silicide films or molybdenum nitride films) of which purity is high at a low temperature. A ...

03/30/06 - 20060067229 - Transmitting data in a wireless network
This invention relates to a method for determining a transport block size for use in a data transmission comprising the steps of determining a desired code rate for transmission of the data, adjusting the transport block size if the desired code rate is associated with a reduced performance. ...

03/30/06 - 20060067228 - Flow based packet processing
In general, in one aspect, the disclosure describes a method that includes accessing a packet, determining a flow associated with the packet, and determining, based at least in part on the packet, whether to remove the flow from a list of flows to handle using page-flipping. ...

03/30/06 - 20060067227 - Scheduled determination of network resource availability
A network controller of a wireless and/or wireline telecommunications network of an apparatus in one embodiment makes a scheduled determination of an availability of a network resource, of the wireless and/or wireline telecommunications network, based on a determination of success or failure in timely arrival of a message from the ...

03/30/06 - 20060067226 - End-point based approach for determining network status in a wireless local area network
Determining the reasons for packet loss in a wireless local area network; such as an IEEE 802.11 network. The method uses the strength of received signals at a wireless station, such as the received signal strength indicator (RSSI), noise levels (e.g, non-802.11 energy in the 2.4 GHz frequency range), and ...

03/30/06 - 20060067225 - Hierarchical flow control for router atm interfaces
Presently disclosed is an apparatus and method for returning control of bandwidth allocation and packet scheduling to the routing engine in a network communications device containing an ATM interface. Virtual circuit (VC) flow control is augmented by the addition of a second flow control feedback signal from each virtual path ...

03/23/06 - 20060062152 - Apparatus and method for rate-based polling of input interface queues in networking devices
A rate-based congestion control technique for internetworking devices having a plurality of input interface queues is disclosed. Rate-based polling comprises estimating the data arrival on each input interface queue while in a first sampling state, and separately, while in a second polling state, using the estimated data arrival rate on ...

03/23/06 - 20060062151 - Method and device for transmitting data in a packet-based transmission network, and a correspondingly configured network element
The invention relates to a method and a device for transmitting data in a packet-based transmission network so that a throughput of useful data is kept below a threshold value in that, in particular, pseudo-packets, which do not contain any useful information, are fed into the transmission network. The quality ...

03/23/06 - 20060062150 - Optimal interconnect utilization in a data processing network
A method for managing packet traffic in a data processing network includes collecting data indicative of the amount of packet traffic traversing each of the links in the network's interconnect. The collected data includes source and destination information indicative of the source and destination of corresponding packets. A heavily used ...

03/23/06 - 20060062149 - Method for providing mobile phone user with accurate capability indicator
A software program in a mobile phone periodically checks the current network connection parameters and compares them to the minimum data throughput requirements of all applications loaded on the mobile phone. If the current parameters fall short of the required parameters for a given application, the mobile phone will shade ...

03/16/06 - 20060056300 - Bandwidth control apparatus
A bandwidth control apparatus in an IP network such as the Internet eliminates a packet discard for each user, and equally assigns bandwidths to the user. A bandwidth measuring portion measures a total bandwidth of a single or a plurality of TCP sessions for each user, and a window size ...

03/16/06 - 20060056299 - Method for determining limits for controlling traffic in communication networks with access control
The invention relates to a method for determining limits for the access control of traffic that is to be transmitted via a communication network. The limits are fixed in such a way that no overload situation can occur in the network; the probability of rejection of traffic flows is, wherever ...

03/09/06 - 20060050640 - Method and apparatus for network congestion control using queue control and one-way delay measurements
The invention provides a congestion control scheme that is a delay based scheme that includes a scalable queue size and one-way queueing delay measurement to reduce network congestion. Queue size is managed by queue control, a scalable utility function, dynamic alpha tuning, and/or randomized alpha tuning. One-way queueing delay is ...

03/09/06 - 20060050639 - Credit-based method and apparatus for controlling data communications
A credit-based method and apparatus are provided for controlling data communications between a sender and a receiver coupled by a link. A pipe-cleaning operation resets credits to a known value thereby compensating for errors in the link. Embodiments provide separate links for returning credits and returning pipe-cleaning responses. Further embodiments ...

03/02/06 - 20060045016 - Method and apparatus for managing packet data network loading
Various embodiments are described to address the need for managing packet data network loading in a manner that is better tailored for wireless networking environments. Generally expressed, a network gateway (141) and a node (101) communicate to establish a packet data session. When conditions warrant, the network gateway sends a ...

03/02/06 - 20060045015 - System and method for wireless broadcast of multimedia files to vehicles
Apparatus and methods are provided for wirelessly broadcasting large multimedia files to vehicles. The apparatus includes a vehicle-based receiver configured to wirelessly receive at least one group of encoded data packets at a data rate based on a number of concurrently broadcasted groups of encoded data packets, a decoder coupled ...

03/02/06 - 20060045014 - Method for partially maintaining packet sequences in connectionless packet switching with alternative routing
In order improve maintenance of packet sequences in a connectionless network comprising several routers enabling the packets of a flow to be transmitted via several pathways, a packet arriving in a router is transmitted on a route in the same way as a packet which is already located in the ...

02/23/06 - 20060039285 - Method and apparatus for bandwidth management of aggregate data flows
The present invention relates to a transmission device implementing a flow control mechanism for aggregate trunks. The transmission device can be implemented as a router that includes an input for receiving aggregate traffic streams, an output for releasing the aggregate traffic streams to a destination point and a control unit ...

02/23/06 - 20060039284 - Method and apparatus for processing a complete burst of data
Disclosed are a method and apparatus for processing a complete burst of data by receiving said complete burst of data, storing the complete burst of data in a memory, associating the complete burst of data with a first logical channel and dispatching an egress burst of data according to one ...

02/23/06 - 20060039283 - Data packet transmission
Data packet transmission involves transmitting a plurality of data packets from said first station to a second station at a first rate of transmission. Acknowledgement data is returned from the second station to the first station to acknowledge the receipt of data packets at the second station. Data packets that ...

02/23/06 - 20060039282 - Outer loop power control for high speed data transmissions
A method is provided for controlling a traffic-to-pilot ratio (TPR) in a wireless telecommunications channel. The methodology takes advantage of a preexisting feedback process used in hybrid ARQ transmission systems. Generally, information is transmitted over the communications channel, and then the acknowledgement (ACK) signal, or negative acknowledgements (NACK) signal, is ...

02/16/06 - 20060034174 - Communication apparatus and communication method
A communication apparatus includes a receiving device configured to receive one physical frame in which a plurality of MAC frames are aggregated. This physical frame includes one acknowledgement request frame for the plurality of MAC frames. The apparatus includes an acknowledgement frame forming device configured to form an acknowledgement frame ...

02/16/06 - 20060034173 - Method of providing a gap indication during a sticky assignment
A method and apparatus are provided to manage the assignment transmission resource of forward and reserve link that is assigned to transmitting entity for a period of time. An indication of a gap is provided whenever the transmitting entity is not transmitting actual data packets (e.g. whole or part of ...

02/16/06 - 20060034172 - Data credit pooling for point-to-point links
A system includes a first device and a second device interconnected with a point-to-point link and operable to transmit data to each other via the point-to-point link. The first device is operable to provide data credits to the second device which facilitate transmission of the data to the first device ...

02/16/06 - 20060034171 - Forwarding of network traffic in respect of differentiated restricted transit network nodes
There is provided a method of forwarding a traffic flow in a communications network having at least one network node for which network traffic is selectively prevented from transiting the network node. The method includes the step of selecting a specified category of network traffic that is to be prevented ...

02/09/06 - 20060028990 - Communication device
A communication device enables a voice communication with another communication device connected to a communication circuit network. The communication device has a calling signal detection system that detects whether a calling signal is received from the other communication device via the communication circuit network, a circuit closing system that is ...

02/02/06 - 20060023631 - Method, apparatus and system for the adaptive optimization of transport protocols when transmitting images
A method, an apparatus and a system are disclosed for the adaptive and dynamic improvement or even optimization of a transport protocol when transmitting digital image data from a source system to a target system via a network. The apparatus accesses a database and a mapping module in which assignments ...

02/02/06 - 20060023630 - Sdh transmission apparatus and signal transmission method
An SDH transmission apparatus including a low-speed part, a high-speed part, and a cross-connect part is disclosed. The low speed part includes a first signal transmission part and a second signal transmission part, each signal transmission part including an active transmission part and a standby transmission part. In the SDH ...

02/02/06 - 20060023629 - Method and apparatus for performing autonomous transmission in a mobile communication system for supporting an enhanced uplink dedicated channel
A mobile communication system using an enhanced uplink dedicated transport channel transmits data at a relatively low effective data rate through autonomous transmission. Data transmission time points for user equipments (UEs) have different values in the autonomous transmission and therefore uplink interference is reduced. An autonomous transmission period N and ...

01/19/06 - 20060013137 - Network interface unit
Briefly, in accordance with one embodiment of the invention, a system includes: a network interface unit (NIU). The network interface unit (NIU) is adapted to monitor bandwidth utilization of the network interface unit and adjust the minimum interval for the transmission of a flow control packet, based, at least in ...

01/19/06 - 20060013136 - Distributed flow enforcement
A flow manager may receive packet flow rules from one or more network services and may generate a unified rule set according to the received packet flow rules. A flow manager may additionally split the unified rule set into subsets for enforcement by one or more flow enforcement devices and ...

01/19/06 - 20060013135 - Flow control in a switch
A flow control mechanism is presented that provides XON/XOFF flow control for each virtual channel in an interswitch link. The entire interswitch link remains under standard Fibre Channel BB_Credit flow control. Each virtual channel in the interswitch link can submit data to multiple ports in the downstream switch. The XOFF ...

01/12/06 - 20060007862 - Method and apparatus for managing packet data loss in a wireless network
Various embodiments are described to address the need for more effective management of packet data loss in wireless communication systems. When a packet data destination (131) that is receiving a flow of packets for a packet data service instance indicates to the packet data source (141) of the flow that ...

01/12/06 - 20060007861 - Mechanism to support high speed circuit switched data services via an iu interface
Method for initiating a HSCSD call set-up in a cellular mobile telecommunication system, wherein a RAB Assignment message is sent between a switching device (3G-MSC or MGW) to a base station controller (GERAN-BSC), containing the description of allowed multislot configurations for the HSCSD call which is to be initiated. ...

01/05/06 - 20060002298 - Modular type node apparatus for packet communication
A modular type node apparatus for packet communication wherein, when an extension module is added to a switching unit, a control packet to request setting of forwarding control parameters indicating flow definition information of a packet to be processed by the extension module and an internal address is issued from ...

01/05/06 - 20060002297 - Flow admission control in an ip network
A flow admission control module for IP traffic types monitors network topology and usage. A new flow is not admitted if it is determined that the flow would push the utilization of available bandwidth reserved for the traffic type on a link in the associated path beyond a predetermined threshold. ...

12/29/05 - 20050286424 - Differential delay compensation and measurement in bonded systems
A method for determining differential delay of at least two bonded links is described. The method comprises a step of providing, on the part of a transmitting entity, at least some of the data packets transmitted from the transmitting entity to a receiving entity with time stamps, the time stamps ...

12/29/05 - 20050286423 - Flow logging for connection-based anomaly detection
A plurality of flow collector devices is disposed to collect flow information on a network. Duplicate flow records received from the flow collectors are eliminated by determining whether a pair of flow records has the same, source and destination flow identifiers and were received within a predefined time-period. Non-duplicated flow ...

12/29/05 - 20050286422 - Data communication device, its intermittent communication method, program describing its method, and recording medium on which program is recorded
A data communication method for a wireless communication terminal (101) that receives data transmitted intermittently from a transmitting side and plays the data in real time, includes: a step (502, 606 and 607) for requesting to a server (203) and acquiring therefrom, the data characteristics (401-405) of the data transmitted ...

12/22/05 - 20050281198 - Method and apparatus for ascertaining utilization state
This invention comprises acquiring information about connection time, information about an amount of transmitted and received data during the connection time and information about line speed during the connection time for a specific user, judging whether a utilization state of a specific user is in a predetermined state by using ...

12/22/05 - 20050281197 - Channel control apparatus and channel control method
A channel control apparatus is arranged in a plurality of nodes on a source as a transmission side and at a node on a sink as a reception side, and changes a bandwidth of virtual concatenation (VC) between the nodes on the source and the sink using link capacity adjustment ...

12/22/05 - 20050281196 - Rule based routing in a switch
A routing module applies a plurality of routing rules simultaneously to determine routing for a Fibre Channel frame. Each rule independently determines whether the rule applies to the frame as well as a routing result for the frame. The routing result includes a port address, a zoning indicator, and a ...

12/22/05 - 20050281195 - Secure content management method and system
A method of controlling transmission of content in a network. The method includes the step of applying a quality degradation procedure to content being transmitted between nodes of the network. ...

12/15/05 - 20050276223 - Bandwidth optimization in transport of ethernet frames
A method is described for optimizing the transport of Ethernet frames in a telecommunication network over different connections having different delays, in order to avoid overflow of the receiving queues. The method includes measuring of the delays of the connections, collecting the values of the delays, defining a range of ...

12/15/05 - 20050276222 - Platform level overload control
A communication system includes overload control at a platform level. A translator module receives messages from any number of distinct networks and provides priority information regarding each of those messages to an overload control module that uses the translated priority information and arrival rate information to provide needed message traffic ...

12/15/05 - 20050276221 - Fair wred for tcp and udp traffic mix
A Weighted Random Early Detection (WRED) algorithm is described. The WRED algorithm provides fairness to responsive TCP and non-responsive UDP traffic at a buffer of a communications system. Because TCP traffic is responsive to congestion occurrences while UDP traffic is not, without controls, UDP will monopolize the buffer bandwidth. This ...

12/08/05 - 20050270978 - Mode selection in mimo devices
A signal processing method, particularly in a MIMO wireless communications system, is capable of receiving a DATA frame and responding with transmission of an ACK frame, the ACK frame being of conventional structure in that it contains a reserved portion and an active portion, the ACK frame further containing, in ...

12/08/05 - 20050270977 - Combined queue wme quality of service management
Methods and apparatuses are provided for using a single transmit queue to transmit a plurality of access categories in an IEEE 802.11 system. To use a single transmit queue, conventional frame descriptors that are used to pass data frames between the wireless NIC and the host are modified to include ...

12/01/05 - 20050265236 - Method and system for transmitting reverse data in a mobile communication system
Disclosed is a method for controlling a reverse data rate by a mobile station in a mobile communication system supporting high-rate packet data transmission. The method includes receiving average loading information (FRAB) from a particular base station when the mobile station attempts an initial access to the base station; setting ...

12/01/05 - 20050265235 - Method, computer program product, and data processing system for improving transaction-oriented client-server application performance
A method, computer program product, and a data processing system for processing transactions of a client-server application is provided. A first data set is transmitted from a client to a server. A second data set to be transmitted to the server is received by the client. An evaluation is made ...

11/24/05 - 20050259583 - Method and device of resource allocation
There are in a network comprising at least one transmitter transmitting PDUs according to an ARQ protocol, one receiver receiving transmitted PDUs and acknowledging PDUs with FeedBack Information (FBI) message(s), and a Radio Resource Management (RRM) unit allocating resource based on a TDMA scheme providing series of Time Frames (TFs). ...

11/17/05 - 20050254428 - Integrated circuits, systems, apparatus, packets and processes utilizing path diversity for media over packet applications
In one form of the invention, a process of sending real-time information from a sender computer (103) to a receiver computer (105) coupled to the sender computer (103) by a packet network (100) wherein packets (111,113) sometimes become lost, includes steps of directing (441) packets (111) containing the real-time information ...

11/17/05 - 20050254427 - Buffer level signaling for rate adaptation in multimedia streaming
In a multimedia streaming network where a client has a receiver buffer to store a plurality of packets received from a server so as to compensate for the difference between data transmission amount by the server and data usage amount by the client, the server should be able to adapt ...

11/17/05 - 20050254426 - Method of estimating traffic data
A method of estimating traffic values or intervals in a communications network, the network comprising a plurality of nodes being interconnected by links, the method comprising the steps of; (a) obtaining traffic data through said nodes and/or links as input data; (b) obtaining network data relating to the network topology ...

11/17/05 - 20050254425 - Data flow control
The invention relates to arranging data flow control in a data transfer system comprising a sender and at least two protocol entities serving the transmission of data from the sender. The originating protocol entity of a suspension request primitive is checked. Suspension is set as the data transmission status for ...

11/10/05 - 20050249118 - Method and apparatus for implementing a data lifespan timer for enhanced dedicated channel transmissions
A wireless communication system, which supports enhanced dedicated channel (E-DCH) data transmissions, includes a wireless transmit/receive unit (WTRU), at least one Node-B and a radio network controller (RNC). The WTRU includes a buffer, a data lifespan timer, a data retransmission counter, a hybrid-automatic repeat request (H-ARQ) process and a controller. ...

11/03/05 - 20050243723 - Multi-parameter load balancing device for a label switched communications network peripheral device
A device (D) is dedicated to load balancing in a label switched communications network comprising a set of label switched peripheral nodes (LER1 to LER5). The device (D) includes i) a first set of processing means charged with determining equivalent LSP paths between a source peripheral node (LER1) and each ...

11/03/05 - 20050243722 - Method and apparatus for group communication with end-to-end reliability
The present invention addresses scalability and end-to-end reliability in overlay multicast networks. A simple end-system multicast architecture that is both scalable in throughput and reliable in an end-to-end way is used. In this architecture, the transfers between nodes use TCP with backpressure mechanisms to provide data packet transfers between intermediate ...

10/27/05 - 20050237940 - Adaptively applying a target noise margin to a dsl loop for dsl data rate establishment
Methods, systems, and computer program products adaptively apply a target noise margin to a DSL loop to establish a DSL data rate on the DSL loop. A method involves receiving performance data associated with a quantity of errors detected over a period of time on the DSL loop and adjusting ...

10/27/05 - 20050237939 - Method and system for managing multi-field classification rules relating to ingress contexts and egress contexts
The present invention relates to a method and system for managing a plurality of multi-field classification rules. The method includes providing a first table that includes a plurality of entries corresponding to a plurality of rules relating to an ingress context and providing a second table that includes a plurality ...

10/27/05 - 20050237938 - Method and system for compressing multi-field rule specifications
The present invention relates to a method and system for storing a plurality of multi-field classification rules in a computer system. Each multi-field classification rule includes a rule specification that itself includes a plurality of fields and a plurality of field definitions corresponding to the fields. The method of the ...

10/27/05 - 20050237937 - Jitter compensation method for systems having wall clocks
It is described a method for compensating jitter on data packets by clock time derived time stamping upon transmission of the data packets. This results in transmission time stamps. The jitter is compensated based on a comparison between the transmission time stamps and generated reception time stamps of the data ...

10/20/05 - 20050232155 - Communication apparatus for transmitting frames and priority control method for transmitting frames
Frames of different priority levels are queued in a plurality of queues, e.g., first priority queue, second priority queue and third priority queue. If it is judged that a lower priority frame can be completely transmitted by the timing of transmitting a higher-priority frame based on the frame length, the ...

10/20/05 - 20050232154 - Access network device for managing queue corresponding to real time multimedia traffic characteristics and method thereof
A queue management method of an access network device includes receiving a packet, determining feasibility of a packet transmission within a delivery deadline allowed from a destination if the received packet is for real-time transmission, storing the packet in the transmission queue and transmitting the packet in sequential order of ...

10/20/05 - 20050232153 - Method and system for application-aware network quality of service
Systems and methods are described which allow communications in an application infrastructure to be prioritized based on a wide variety of factors, including the component or application flow with which the communications are associated. A communication may be received and classified into one of a series of application-specific data flows. ...

10/13/05 - 20050226157 - Class-based per-flow queuing across multiple hierarchical link-sharing structures
A method for class-based per-flow queuing for use with multiple link-sharing hierarchies, where each one of multiple link-sharing hierarchies imposes a different resource allocation program at one or more levels of differentiation, extending from the link root node to each individual data flow. A new queuing decision layer is introduced ...

10/13/05 - 20050226156 - Network delay control
Controlling the flow of network traffic to avoid undesired delay in the transmission of timing sensitive packets is disclosed. A plurality of packets to be transmitted via a network transmission path is monitored. A time at which a timing sensitive packet will become available for transmission via the network transmission ...

10/13/05 - 20050226155 - Data traffic policer
A data traffic policer includes a classifier for separating a packet stream in accordance with class, a first bucket for a first traffic class representing a first transmission rate and a first burst capacity and a plurality of second buckets for a plurality of second traffic classes representing a corresponding ...

10/13/05 - 20050226154 - Method and apparatus for network imposed packet data flow control
A method and apparatus provide network-based flow control for mobile station having data connections to the network. In an exemplary embodiment, a Packet Control Function (PCF) in a Radio Access Network (RAN) requests that a Packet Data Serving Node (PDSN) in a Packet Core Network (PCN) turn flow control on ...

10/06/05 - 20050220025 - Flow control device
In a flow control device performing a credit-based control, in order to eliminate a deadlock state with an opposed device due to a discard of data or a credit, a flow management table of a transmitting side flow control device stores a number of data transmitted to an opposed device ...

10/06/05 - 20050220024 - Virtual buffer size management system for the transmission of blocks of data bits in an hs-dsch downlink channel of a mobile communications network
A system (D) is dedicated to managing the size of a virtual buffer (MTV) of a rate matching system (SOD) for matching the transmission bit rate of blocks of data bits in a set of HS-PDSCH physical channels associated with an HS-DSCH downlink transport channel and set up between a ...

10/06/05 - 20050220023 - High-speed traffic measurement and analysis methodologies and protocols
We formulate the network-wide traffic measurement/analysis problem as a series of set-cardinality-determination (SCD) problems. By leveraging recent advances in probabilistic distinct sample counting techniques, the set-cardinalities, and thus, the network-wide traffic measurements of interest can be computed in a distributed manner via the exchange of extremely light-weight traffic digests (TD's) ...

10/06/05 - 20050220022 - Method and apparatus for processing labeled flows in a communications access network
A system and method is provided for managing access communications between the service edge of a communications service provider and a customer. Access communications are carried in the form of carrier-tagged flows, the communications traffic being appended with carrier tags having significance to handling of the traffic through access network ...

10/06/05 - 20050220021 - Methods and arrangement for power transmission over telephone lines
Methods and an arrangement for transmitting electrical power from a power source to a remote load over a telephone twisted pair are provided so as to power the load. The power source may transmit a plurality of electrical power feeds over a plurality of twisted pairs, each power feed limited ...

10/06/05 - 20050220020 - Throttling network management and element management system messaging
A system and method are provided for throttling event messages to be sent to a network management system (NMS), so as to avoid overflow of element management system (EMS) buffers. Three states are defined for buffers within a proxy: low, high, and full. Changes between states occur as the fill-level ...

09/29/05 - 20050213504 - Information relay apparatus and method for collecting flow statistic information
A flow dubious of an abnormal flow is asked to be specified and flow statistic information of the flow is required to be collected. To comply with such a request, a discard information analyzer of apparatus administrator, for instance, analyzes the number of discard packets, the number of receiving packets ...

09/22/05 - 20050207344 - Data transfer apparatus and image server
A data transfer apparatus includes a network controller. A transfer request from a client is accepted by the network controller. A CPU transfers image data according to the accepted transfer request to a client as a request source via an available socket out of five sockets belonging to the network ...

09/22/05 - 20050207343 - System and method for performing efficient flow control of packet data transmission between a radio network controller and a node-b in a mobile communication system using a high-speed downlink packet access technique
A flow control system and method is provided for efficiently transmitting high-speed downlink packet access (HSDPA) packet data between a radio network controller (RNC) and a Node-B in a wideband code division multiple access (WCDMA) system/universal mobile telecommunications system (UMTS). ...

09/22/05 - 20050207342 - Communication terminal device, communication terminal receiving method, communication system and gateway
This invention provides a communication terminal device, a communication terminal receiving method, a communication system with the terminal device and a gateway which stabilize the time delay during VoIP communication and improve the voice quality. The invention comprises: a data packet unpacking unit; a receiving buffer; a decoding unit; a ...

09/15/05 - 20050201288 - Performance evaluation apparatus, performance evaluation method, program and computer readable recording medium
From an application program described in the form of a flow graph, input and output arcs are extracted. Packet rates on the input and output arcs are extracted, and it is determined whether the packet rates of the input arc and the output arc are lower than an upper-limit value ...

09/15/05 - 20050201287 - Multiple-stage filtering device and method
A filter is provided that is formed of multiple filter stages arranged in series. Each of these filter stages has an input tap at its input that can be selectively connected to a filter input signal, and an output tap at its and output that can be selectively connected to ...

09/15/05 - 20050201286 - Method and apparatus for processing header bits and payload bits
A method (200) and an apparatus (500) in a packet switched data transfer system for processing header bits and payload bits in a frame of bits are disclosed. The header bits are classified into a first predetermined class of bits and into a second predetermined class of bits (204), the ...

09/15/05 - 20050201285 - Method and system for constraint-based traffic flow optimisation system
A method of calculating traffic values in a communications network (1), the communications network comprising a plurality of nodes (2,4), the nodes being connected to one another by links (24), the method comprising: (a) obtaining traffic data measurements (102) through said nodes and/or links in an initial scenario as input ...

09/08/05 - 20050195744 - Selecting the data rate of a wireless network link according to a measure of error vector magnitude
An apparatus in a node of a wireless network for setting the data rate for sending data to a remote node, and a method for setting the data rate. The method includes receiving a packet from the remote node, determining a measure of signal quality for the received packet; and ...

09/08/05 - 20050195743 - Real time charging of pre-paid accounts
An apparatus for charging a network subscriber's prepaid network usage account in real time. The apparatus has a service engine, a service manager and a quota manager. The service engine is operable to analyze network traffic flow through the apparatus and to identify a network transaction corresponding to the account. ...

09/08/05 - 20050195742 - Packet scheduler for access networks
A scheduler block that schedules and shapes packets such as ATM cells. The scheduler block includes multiple queues. Each queue is associated with a physical layer device. Each queue stores packets intended for the physical layer device associated with that queue. Each packet has a priority level associated therewith and ...

09/01/05 - 20050190697 - Transmission control system using link aggregation
A transmission apparatus unitizes a plurality of variable-length frames in units of predetermined size and sorts the unitized frames for each unit into each of a plurality of ports, thereby transmitting the sorted frames. A reception apparatus accumulates received frames in each port and collects the accumulated frames for each ...

08/25/05 - 20050185584 - Load balancing method and apparatus for ethernet over sonet and other types of networks
A load-balanced network architecture is disclosed in which a traffic flow at a given network node is split into a plurality of parts, and the parts are distributed to respective ones of the plurality of nodes that are designated as participating in a load balancing process for the traffic flow. ...

08/11/05 - 20050174943 - End-to-end mapping of vlan id and 802.1p cos to multiple bssid for wired and wireless lan
A quality of service (QoS) based load-balancing scheme in network communication between a local area network (LAN) and a wireless local area network (WLAN) is provided. The load balancing decision is made by a load balancing module according to traffic conditions and bandwidth availability of each traffic priority class based ...

08/11/05 - 20050174942 - Method and system for reducing deadlock in fibre channel fabrics using virtual lanes
A method and system for processing fibre channel frames is provided. The method includes, assigning a virtual lane for a frame based on a hop count for the frame; determining if the assigned virtual lane has available credit; and transmitting the frame if credit is available. The system includes, a ...

08/11/05 - 20050174941 - Methods and apparatus for controlling the flow of multiple signal sources over a single full duplex ethernet link
Methods for providing flow control of signal streams over a single full duplex ETHERNET link include receiving multiple data streams over a single ETHERNET link, associating a buffer with each data stream, putting received data into the appropriate buffer, monitoring the fullness of the buffers, and transmitting a PAUSE frame ...

08/04/05 - 20050169181 - Method for adjusting transmission rate of mpeg-2 data and apparatus therefor
An apparatus and a method for adjusting a transmission rate of data, in particular a moving picture experts group 2 (MPEG-2) data. The apparatus includes a receiving buffer for buffering multi program transport stream (MPTS) packets received at various transmission rates, and a packet storage for storing MPEG-2 null packets. ...

07/28/05 - 20050163051 - Data transfer device
A data transmission apparatus and a data transmission method for receiving an input of control frame and a data frame, transmitting or discarding the data frame according to the control frame input, outputting the control frame, and outputting the data frame which has been transmitted. This enables discarding of an ...

07/21/05 - 20050157651 - Method for route distribution in multi-service optimization of sdh transmission network
The present invention relates to a method of route distribution for implementing multi-service optimization in Synchronous Digital Hierarchy Transmit Network, which comprise the following steps: A. dividing the SDH transmit network into subnets in term of rings to form a plurality of ring subnets, calculating initial routes of all services ...

07/21/05 - 20050157650 - Clock-based time slicing
A system that allows mobile terminals to periodically remove power from at least some components is disclosed. The mobile terminal receives bursts of content. Some of the bursts of content include relative time information identifying the transmission time of a subsequent burst of content. The mobile terminal may remove power ...

07/21/05 - 20050157649 - Method for controlling a radio access bearer in a communication system
A radio access bearer in a mobile communication system is controlled by disposing a radio resource control layer having radio access bearers in a user side, disposing a radio link control layer, a media access control layer, and a physical layer in the user side beneath the radio resource control ...

07/21/05 - 20050157648 - Method and system for extending the reach of a data communication channel using a flow control interception device
A system and method for extending the reach of a data communication channel using flow control interception devices is described. The method decreases the latency-induced reduction in the data throughput and permits data transmission at subrates through the data communication channel. The method includes transmitting a data frame from a ...

07/21/05 - 20050157647 - Metering packet flows for limiting effects of denial of service attacks
The packet rate limiting method and system is used for detecting and blocking the effects of DoS attacks on IP networks. The method uses an ACL counter that stores an action parameter in the first 3 most significant bits and uses 13 bits as a packet counter. A rate limit ...

07/14/05 - 20050152274 - Efficient command delivery and data transfer
In an example embodiment, a method of delivering a command from an initiator device also transfers data identified by the command to a target device. The data is transferred between the initiator device and the target device according to a selected maximum payload size. The method includes determining whether or ...

07/14/05 - 20050152273 - Congestion state management device and congestion state management system
In response to receipt of an identification code of a user and a past date that have been input by the user into a congestion state display terminal and transmitted from the congestion state display terminal, a congestion state management device causes the congestion state display terminal to display, as ...

07/14/05 - 20050152272 - Data networks
A data network in which at least one switch is provided with the facility for estimating current network demands using a polygonal approximation to scaled cumulant generating function. The approximation is iteratively refined in accordance with sampled data passing through the switch. The switch estimates the demand associated with a ...

07/07/05 - 20050147041 - Quality of service management for a wireless local area network
A method for managing quality of service (QoS) in a wireless local area network begins by receiving a traffic flow. The traffic flow is mapped to a traffic class (TC), based on QoS requirements of the traffic flow. A transmission budget of an access class (AC) is calculated, each AC ...

07/07/05 - 20050147040 - Outer coding methods for broadcast/multicast content and related apparatus
Transmission techniques are provided that improve service continuity and reduce interruptions in delivery of content that can be caused by transitions that occur when the User Equipment (UE) moves from one cell to the other, or when the delivery of content changes from a Point-to-Point (PTP) connection to a Point-to-Multipoint ...

07/07/05 - 20050147039 - Completion coalescing by tcp receiver
A method and system for completion coalescing by a Transmission Control Protocol (TCP) receiver (e.g., in a TCP/IP offload engine (TOE)). The method comprises: processing inbound TCP segments; and performing completion processing of received TCP ACKS and/or RDMA Read Requests independently of the processing of the inbound TCP segments. ...

07/07/05 - 20050147038 - Method for optimizing queuing performance
Techniques for optimizing queuing performance include passing, from a ring having M slots, one or more enqueue requests and one or more dequeue requests to a queue manager, and determining whether the ring is full, and if the ring is full, sending only an enqueue request to the queue manager ...

06/30/05 - 20050141428 - Method of interpolating traffic information data, apparatus for interpolating, and traffic information data structure
Systems and methods of interpolating traffic information data may accumulate, for each link, a link travel time and a congestion degree at a plurality of trip times. The systems and methods may determine, for each link, whether at least one of the link travel time and the congestion degree properly ...

06/30/05 - 20050141427 - Hierarchical flow-characterizing multiplexor
A method of multiplexing a plurality of data flows into a single output using hierarchical gating operations instead of queues is disclosed. In the preferred embodiment, the hierarchical multiplexing method comprises sequentially processing a packet at each of a plurality of hierarchical levels by characterizing the flow at each hierarchical ...

06/30/05 - 20050141426 - System and method for controlling packet transmission using a plurality of buckets
The system and method control packet behavior by incrementing buckets associated with packet type and decrementing one bucket when a packet type associated with that bucket is transmitted. If a bucket count falls below a threshold value, an associated packet is dropped. ...

06/30/05 - 20050141425 - Method, system, and program for managing message transmission through a network
Provided are a method, system, and program for managing message transmission from a source to a destination through a network. The host imposes a message segment limit which limits the number of message segments which any one connection can transmit at a time. Once a message segment limit is reached ...

06/30/05 - 20050141424 - Time-independent deficit round robin method and system
A scheduling mechanism and method for scheduling the output of frames from a plurality of priority queues in a network router or multi-layer switch is disclosed. The method of scheduling packets generally includes the steps of: allocating bandwidth credits for a plurality of queues; dequeuing frames from a current queue ...

06/23/05 - 20050135251 - Method and system for reducing congestion in computer networks
A system and method for discarding expired network data packets is provided. A time stamp value is assigned to data packets that are received in a data packet queue, wherein the time stamp value is based on a counter value. The time stamp value is extracted after the counter value ...

06/23/05 - 20050135250 - Transparent optimization for transmission control protocol initial session establishment
A system and method that optimizes transmission control protocol (TCP) initial session establishment without intruding upon TCP's core algorithms. TCP's initially session establishment is accelerated by locally processing a source's initial TCP request within the source's local area network (LAN). A control module relatively near the source's local area network ...

06/23/05 - 20050135249 - Autonomic reassociation of clients in a wireless local area network
A wireless network access point is described which provides the resources of a backbone network to wireless clients. The access point is able to detect a degraded condition on the backbone network. Upon detecting the degraded condition, the access point transmits or broadcasts a reassociation request to one or more ...

06/23/05 - 20050135248 - Methods and applications for avoiding slow-start restart in transmission control protocol network communications
A novel approach is provided for avoiding the “slow-start restart” in TCP communications when network conditions dictate such. The disclosed approach serves to overcome the latency related to the “slow-start restart” by assessing network conditions and avoiding the “slow-start restart” when network conditions justify the avoidance. The disclosed methods, applications ...

06/16/05 - 20050128951 - Apparatus and methods for dynamic bandwidth allocation
A system capable of dynamically reserving bandwidth and adjusting bandwidth reservations for active sessions of data communication in a data communications device is provided. The system generally separates the operation of bandwidth allocation and adjustment from the operation of data transport through the device, thereby allowing bandwidth reservations and adjustments ...

06/16/05 - 20050128950 - Parasitic time synchronization for a centralized communications guardian
A parasitic time synchronization network is provided including a plurality of nodes, one or more hubs, each hub having communication links with the plurality of nodes and one or more guardians. Each node is adapted to transmit and receive data and communicate with every other node through the one or ...

06/16/05 - 20050128949 - Network system having a plurality of switches capable of improving transmission efficiency and method thereof
A network system includes a plurality of switches for controlling data packet transmission within the network, and a central processor coupled to the plurality of switches for sending at least one adjusting signal to at least one of the plurality of switches to adjust its processing manner for data packets. ...

06/16/05 - 20050128948 - Locally stored portion of a calendar structure indicating when interfaces will become available to transmit packets
According to some embodiments, a portion of a calendar structure that indicates when interfaces will become available to transmit packets is locally stored at a processing element. ...

06/09/05 - 20050122907 - Method and apparatus for regulating communications between multiple transmitters and receivers
One embodiment of the present invention provides a system that regulates communications between a plurality of transmitters and a receiver. The system comprises a plurality of cells, wherein each cell controls communications from a transmitter in the plurality of transmitters to the receiver. A single token flows through a ring ...

06/02/05 - 20050117518 - Block transfer for wlan device control
A block transfer technique is provided for controlling a data transfer to and/or from a WLAN (Wireless Local Area Network) device connected to a data processing system. The data processing system comprises an operating system independent access controller and a platform specific data block transfer engine. The operating system independent ...

06/02/05 - 20050117517 - Multichannel communications link receiver having parallel optical components
A receiver portion of a multichannel communications link uses optical components to receive data in parallel. Further, the receiver portion of the link provides various functions, including clock recovery, clock-to-data alignment and deskewing. The clock-to-data alignment provides for a dynamically adjusted clock that is used to regulate the output flow ...

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