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Multiplex Communications > Diagnostic Testing (other Than Synchronization) > Fault Detection

Fault Detection

Fault Detection patent applications listed include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

07/24/14 - 20140204766 - Method for downlink jammer detection and avoidance in long-term evolution (lte) networks
A method for handling a jamming signal in a wireless network includes obtaining network measurement data on a wireless network performance, the network measurement data collected by a wireless network element. A first performance information on the wireless network performance is derived based on the network measurement data obtained. The...

07/24/14 - 20140204767 - Alarm method for multi-mode base station, multi-mode base station, and communication system
The present invention provides an alarm method for a multi-mode base station. The method includes generating, by the multi-mode base station, alarm information in a first operation mode in a first multi-mode operation mode. The multi-mode base station determines that the alarm information is applicable to all operation modes in...

07/03/14 - 20140185457 - Cost-effective mobile connectivity protocols
Structures and protocols are presented for signaling a status or decision concerning a wireless service or device within a region to a network participant or other communication device (smartphone or motor vehicle, e.g.)....

07/03/14 - 20140185458 - Method for managing error in multicast or broadcast transmission and apparatus thereof
Disclosed are a method of managing an error in wireless transmission, and an apparatus thereof, and more particularly, a method of managing an error in multicast or broadcast transmission, and an apparatus thereof. The method of managing an error in multicast or broadcast transmission disclosed in the present invention includes:...

07/03/14 - 20140185459 - Troubleshooting method and apparatus
A troubleshooting method includes sending a forward detection message to at least one node on a path to be detected. The forward detection message carries information about a forward path to be detected and information about a backward path to be detected. Faults are detected according to a backward detection...

06/26/14 - 20140177453 - Network-transmission inspection device and network-transmission inspection method
The present invention discloses a network-transmission inspection method, applied to a network-transmission inspection device, including: connecting a network-connection module with a base station through a network by a network-communication device; checking whether the number of RX packets received by the network-connection module from the base station has increased at a...

06/19/14 - 20140169181 - Method of facilitating testing of multiple time-division-duplex (tdd) data packet signal transceivers
Method and system for facilitating testing of multiple time-division-duplex (TDD) data packet signal transceivers. Replicas of a data packet signal are transmitted by a tester to multiple TDD devices under test (DUTs), where the replicated signal is either a null or TDD data packet signal. In one embodiment, replica null...

06/12/14 - 20140160942 - Customer edge device problem identification
Systems, methods, and machine-readable and executable instructions are provided for customer edge device problem identification. Customer edge device problem identification can include obtaining a status of a connection between a provider edge (PE) device and a customer edge (CE) device. Customer edge device problem identification can also include determining whether...

05/29/14 - 20140146687 - Method and apparatus for remotely locating wireless network fault
The present invention applies to the communications field and provides a method and an apparatus for remotely locating a wireless network fault. The method includes: collecting a running parameter of a wireless network on a terminal side; and sending the collected running parameter of the wireless network on the terminal...

05/22/14 - 20140140219 - Transmission device and transmission method
A transmission device that transmits a frame through either of a plurality of interface device, the transmission device includes a memory, and a first processor coupled to the memory and configured to transmit the frame to at least one of the plurality of interface device, when a connection fault has...

05/08/14 - 20140126384 - Method and device for processing transmission configuration data
Provided are a method and device for processing transport configuration data. In the method, each object of transport configuration data is abstracted from an LMT network management configuration system; each object is layered and encapsulated according to a hierarchical structure of an Iub interface protocol stack; and association relationship among...

05/01/14 - 20140119199 - Wireless communication system and method for controlling wireless communication
A wireless communication system includes a wireless base station and an access control device. The wireless base station is configured to perform a wireless communication with a user terminal. The access control device is connected to a higher level network at an upstream side while being connected to the wireless...

05/01/14 - 20140119200 - System and method for computing cost metrics for wireless network links
A system and method adds and manages entries on a list of entries of routing information to allow the top entry to be used for routing to a destination corresponding to the list. Costs of a wireless link may be a function of the success rate experienced on that wireless...

05/01/14 - 20140119201 - Method for performing random access procedure for reporting abnormal power outage in wireless access system supporting m2m environment
The present invention provides a variety of methods for an M2M terminal reporting a power outage when an abnormal power outage occurs, and apparatuses for supporting same. A method for performing a random access procedure for reporting the abnormal power outage in the wireless access system supporting an M2M environment,...

05/01/14 - 20140119202 - Communicating alarms between devices of a network
A system and method for communicating alarms. Packets are communicated through multiple maintenance entities in one or more networks. A determination is made that there is a failure between or at one of the multiple maintenance entities in the one or more networks. An alarm is generated at a maintenance...

04/24/14 - 20140112153 - Method and device for managing contention window based on transmission error detection
Disclosed is a method and apparatus for managing a contention window based on detection of a transmission error, the method including: recognizing a transmission failure of data in the case of transmitting data using a contention-based wireless channel access method; verifying whether the transmission failure of data occurs due to...

04/24/14 - 20140112154 - Managing captured network traffic data
A system and method for managing captured network traffic data is provided. The invention comprises a plurality of capture agents, each being configured to capture the network traffic associated with one or more applications. Each application is associated with one or more capture agents according to an application profile that...

04/24/14 - 20140112155 - Methods and devices for radio link monitoring
The invention relates to a method for radio-link monitoring in a user equipment (4) of a communication network (1). The user equipment (4) receives and/or sends on a first carrier using a primary radio access technology system (2) and on a second carrier using a secondary radio access technology system...

04/24/14 - 20140112156 - Methods and systems for detecting burst traffic
Presented is an apparatus 200, 300, 400 and methods 500 for detecting any burst error condition on a network 204. The apparatus 200, 300, 400 measures the interval 206, 306, 406 between arriving packets 304, 404 on a network 204 and stores 208 a series of interval measurements for analysis....

04/24/14 - 20140112157 - Method and apparatus for sending packet, updating and maintaining hyper frame number, and processing data
The present invention relates to the field of communications technologies, and discloses a method and an apparatus for sending a packet, updating and maintaining a PDCP layer hyper frame number state, and processing data. The method for processing data includes: according to a sequence number in a received packet, determining...

04/17/14 - 20140105028 - System and method for reducing paging in utran/geran/e-utran networks when idle signaling reduction is active
Systems and methods are provided for avoiding excessive paging through messaging-based solutions on a mobile network that supports multiple radio access technologies (RATs), such as both Long Term Evolution (LTE) and Global System for Mobile Communications (GSM)/Enhanced Data Rates for GSM Evolution (EDGE)/Universal Mobile Communications System (UMTS) technology, even in...

04/17/14 - 20140105029 - Detection of cabling error in communication network
In one embodiment, a method at a network device includes receiving a link layer advertisement, comparing information in the link layer advertisement with connectivity information stored at the network device, and based on the comparison, determining if there is a cabling error between the network device and a link peer...

04/17/14 - 20140105030 - Measurement of field reliability metrics
A system that incorporates teachings of the subject disclosure may include an access segment of a mobility network in which routers receive network traffic data from base transceiver stations, forward the network traffic data by way of aggregation routers, originate probe packets directed to a targeted one of the base...

04/17/14 - 20140105031 - Feature peer network representations and scalable feature peer network management
A device receives packets of an application flow, and inspects one or more of the packets of the application flow. The device determines, based on the inspection of the one or more packets, a service graph of feature peers for the packets of the application flow. The feature peers are...

04/17/14 - 20140105032 - Method and apparatus for analyzing signaling traffic
A method and an apparatus for analyzing signaling traffic are disclosed by the embodiments of the present invention, which relate to the field of wireless communications, and are capable of analyzing signaling traffic and obtaining an analysis result. The method of the present invention includes: obtaining the number of signaling...

04/10/14 - 20140098677 - Network spares audit optimization and maintenance systems and methods
A network spares audit, optimization, and maintenance system and method, including: an application running on a processor of one of (1) a network management system of a network and (2) a logistics management tool external to the network and in communication with the network management system of the network, the...

04/03/14 - 20140092752 - Density-based power outage notification transmission scheduling in frequency-hopping networks
In one embodiment, a node may discover the density of neighboring nodes in a frequency-hopping communication network. In response to identifying a power outage condition, the node may also dynamically determine an initial power outage notification (PON) transmission protocol based on the density of neighboring nodes. The node may then...

03/27/14 - 20140086065 - Disjoint multi-paths with service guarantee extension
In one embodiment, a system includes a network manager including logic configured for determining at least one pair of disjoint paths between an ingress node and an egress node from the plurality of nodes in the network, each disjoint path having an ingress node, an egress node, and a number...

03/27/14 - 20140086066 - Methods, systems, and computer readable media for utilizing metadata to detect user datagram protocol (udp) packet traffic loss
Methods, systems, and computer readable media utilizing metadata to detect UDP traffic loss in a test environment are disclosed. In one example, the method includes generating, at a user datagram protocol (UDP) traffic generation module, a plurality of UDP packets associated with a UDP stream, wherein origination information corresponding to...

03/27/14 - 20140086067 - Transmitting device, method for monitoring memory, and transmission system
A transmitting device includes a memory configured to store information items that indicate whether a packet transmitted through a network is distributed in an input and output device for each of identifiers identifying networks; and a processor coupled to the memory and configured to select, from among the identifiers based...

03/20/14 - 20140078908 - Resource allocation apparatus in ip uplink
Provided is a method that may allocate uplink radio resources to a terminal, and may receive data from the terminal using the radio resources. The uplink radio resources may be allocated as contention-based radio resources in a radio network, such as a cellular system, a radio local access network (LAN),...

03/13/14 - 20140071832 - Network fault localization
Mechanisms for monitoring communication links in a network are disclosed. A device receives a plurality of path performance indicators over a period of time. It is determined that at least some of the path performance indicators identify a path violation in a corresponding path of a plurality of paths in...

03/13/14 - 20140071833 - Packet loss recovery on a wireless link in a transmission layer protocol session
Methods and apparatus are provided for recovering from packet loss in an end-to-end network connection having at least one wireless segment. A packet on a wireless segment of an end-to-end network connection is processed by determining whether the packet comprises one or more of a lost packet and a malformed...

03/13/14 - 20140071834 - Method and device for processing location information of fault point
Embodiments of the present invention provide a method and a device for processing location information of a fault point. The method includes: obtaining, by an ingress node of an LDP LSP, first location information of a fault point on a link traversed by the LDP LSP, where the first location...

03/13/14 - 20140071835 - Method and device for processing location information of fault point
Embodiments of the present invention provide a method and a device for processing location information of a fault point. The method includes: obtaining, by an ingress node of a tunnel, first location information of a fault point on a link traversed by the tunnel, where the first location information of...

03/06/14 - 20140064103 - Apparatus and method for declaring radio link failure (rlf)
According to one aspect, there is provided a method performed by a communication device for declaring RLF. In some embodiments, the method includes: (1) the communication device establishing a connection with a serving base station; (2) the communication device determining whether to relax a condition for declaring RLF; (3) the...

02/27/14 - 20140056151 - Methods and systems for offload processing of encapsulated packets
Methods and systems described herein facilitate offload processing of encapsulated packets. A virtualization manager enables a virtual switch to be associated with a virtual overlay network. A virtual machine includes a virtual NIC that is connected to the virtual overlay network via the virtual switch. The virtualization manager is configured...

02/20/14 - 20140050101 - Device, system, and method of monitoring fax relay
Device, system, and method of monitoring fax relay. An apparatus for measuring Quality of Service (QoS) of Fax over Internet Protocol (FoIP) calls includes: a FoIP packet monitoring module to monitor in real-time Internet Protocol (IP) network streams exchanged between a FoIP emitter device and a FoIP receiver device; a...

02/20/14 - 20140050102 - Method for transmitting uplink signal and apparatus therefor
In the present invention, a user equipment measures a wireless signal from a specific cell, and decides whether to store and/or report to a base station information on a wireless link failure, if the wireless link failure occurs, depending on the type of a cell which is measured or the...

02/13/14 - 20140043982 - Correlating radio link failure and minimization of drive test reports
Various communication systems may benefit from appropriate correlation of failure reports. For example, communication systems of the third generation partnership project (3GPP) may benefit from correlating radio link failure and minimization of drive test reports, particularly with respect to self-organized networks mobility robustness optimization....

02/06/14 - 20140036690 - Aggregated appliance in a mobile data network
A mobile data network includes a breakout appliance at the edge of the mobile data network and an appliance in the core network that includes multiple enclosures. Each appliance has defined interfaces and defined commands on each interface that allow performing all needed functions on the appliances without revealing details...

02/06/14 - 20140036691 - Global and local optimization of wi-fi access points
A method of managing Wi-Fi access points (APs) includes selecting between a global optimization and a local optimization of AP parameters based at least in part on one or more factors. The method includes causing a global optimization to be performed in the event that a global optimization is selected,...

01/23/14 - 20140022911 - Method and apparatus for the fast detection of connectivity loss between devices in a network
A method and apparatus for quickly determining the status of a network device in a network communicates status inquiry messages over the forwarding plane of one network device to at least one neighboring network device The status inquiry messages indicate the connectivity status with at least one neighboring network device....

01/16/14 - 20140016480 - Alarm triggering device for a security system
An alarm triggering device (200) for a security system (10), includes an interface (210) arranged so as to connect the alarm triggering device (200) to a central monitoring station (100) of the security system (10) via a wireless connection (50); elements (220) for triggering an alarm in the case of...

01/16/14 - 20140016481 - Relay device, relay method, and relay processing program
A failure is detected in a middle path of communication information received from one communication network. When the communication information received from the one communication network is relayed to another communication network, information is output to the other communication network by storing information about the failure detected from the communication...

01/09/14 - 20140010090 - Broadcasting of data files and file repair procedure with regards to the broadcasted data files
A method in a Broadcast Multicast Service Centre, BM-SC, comprising at least two file repair servers is arranged for performing a file repair session following a broadcast transmission of a data file to a User Equipment, UE, in a radio communication system. After having determined whether a first of the...

01/09/14 - 20140010091 - Aggregating data traffic from access domains
According to one embodiment, a first message identifying a best root node of a spanning tree may be generated. The spanning tree may be implemented by an access domain. The message may be generated independently of a spanning tree protocol instance. The first aggregation node may transmit the first message...

01/02/14 - 20140003252 - Disconnection diagnosis
Method for operating a network having a prescribable topology, wherein the topology contains a plurality of network devices which are connected to one another and interchange data via multiwire data lines connected to their data ports, wherein test messages are also sent to the data lines in order to check...

12/26/13 - 20130343198 - Beacon frame monitoring
Techniques are disclosed relating to reception of beacon frames. In one embodiment, an apparatus is disclosed that includes a radio circuit. The radio circuit is configured to determine an estimated time period during which the radio circuit will receive a next beacon frame from a wireless access point associated with...

12/26/13 - 20130343199 - Techniques for processing incoming failure detection protocol packets
Techniques that assist in processing of failure detection protocol (FDP) packets. Techniques are provided that assist a CPU of a network device in processing incoming FDP packets. In one embodiment, only a subset of FDP packets received by the network device is forwarded to the CPU for processing, the other...

12/26/13 - 20130343200 - Network power fault detection
Network power fault detection. At least one first network device is instructed to temporarily disconnect from a power supply path of a network, and at least one characteristic of the power supply path of the network is measured at a second network device connected to the network while the at...

12/26/13 - 20130343201 - Methods and systems for monitoring a service provided over a packet-switched network
Methods and systems for monitoring a service provided over a packet-switched network, such as an Internet Protocol television (IPTV) service, an Internet access service, or a voice-over-Internet-Protocol (VoIP) telephony service. Various parameters related to the service (e.g., parameters indicative of packet loss, packet corruption or other packet error) are determined...