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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.

10/30/14 - 20140321292 - Apparatus for controlling modulation and coding scheme depending on communication speed
A base station performs wireless communication with a first apparatus, and performs wired communication with a second apparatus. When a first communication speed corresponding to a wireless quality of the wireless communication is higher than a second communication speed of the wired communication, the base station changes a currently set...

10/30/14 - 20140321293 - Method and apparatus for performing retransmission operation in device to device communication system
A method for performing by a mobile station (MS) a retransmission operation in a device to device (D2D) communication system is provided. The method includes performing a data communication with a peer MS using a D2D communication, receiving feedback information for a retransmission operation for data which is transmitted to...

10/23/14 - 20140313906 - Wireless apparatus, baseband processing apparatus, and communication method
A wireless apparatus includes a wireless unit to convert a wireless signal received by an antenna into a baseband signal; and a baseband processing apparatus to receive a packet corresponding to the baseband signal via a communication line connected with the wireless unit, to detect an error in a transmission...

10/23/14 - 20140313907 - Method and apparatus for analyzing cause of link failure
A method and apparatus for analyzing cause of link failure, includes: receiving, by a base station where the user equipment is present when a link failure is observed by the user equipment, identification information transmitted by other base stations or the user equipment, the identification information including: identification associated with...

10/16/14 - 20140307563 - Apparatus and methods of processing a protocol data unit
Methods and apparatus for processing data received at a user equipment comprises determining a protocol data unit (PDU)-specific Layer 1 decoding metric of a Layer 1 decoded PDU. The methods and apparatus further comprises determining whether to perform a Layer 2 decoding of the Layer 1 decoded PDU based on...

10/16/14 - 20140307564 - Bidirectional forwarding detection bfd session negotiation method, device, and system
The present invention relates to a BFD session negotiation method. The BFD session negotiation method includes: generating a first discriminator value, where the first discriminator value is unique in a local area network to which a local device belongs; generating a first BFD control packet, where the first BFD control...

10/09/14 - 20140301211 - Communication device, control method of communication device, and program
A communication procedure for providing or receiving communication parameters can be performed by an easy operation even between devices having both a base station function and a slave station function. A communication device of the present invention determines a role of a device when performing a predetermined communication procedure for...

10/09/14 - 20140301212 - Wireless transmission device, failure-information forwarding method, and failure-information notification method
A wireless transmission device houses a plurality of wireless transmission channels including a first and a second wireless transmission channel. The wireless transmission device includes: a wireless signal transmitting and receiving unit that includes a first wireless port and a second port, the first wireless port transmitting and receiving a...

10/02/14 - 20140293799 - Method and apparatus for measuring end-to-end service level agreement in service provider network
An operation method and apparatus in a first end device of a service provider network is provided. The method includes generating a measurement frame including information supporting simultaneous measurement of a plurality of Service Level Agreement (SLA) metrics, sending the generated measurement frame to a second end device connected through...

09/25/14 - 20140286176 - Apparatus and method for radio link monitoring in a wireless communication system
An apparatus and method for radio link monitoring in a wireless communication system are provided, in which a transmission point communicating with a network where a Base Station (BS) and at least one Remote Radio Head (RRH) coexist within a cell receives Reference Signal Configuration Information (RSCI) from the network...

09/18/14 - 20140269341 - Wireless signal interference mitigation in a network
A transmitter device transmits data over a physical communication link to at least one destination. A monitor resource monitors a frequency band of signals on the physical communication link. At least a portion of the monitored frequency band in the physical communication link used to transmit the data is also...

09/18/14 - 20140269342 - Scalable infiniband interconnect performance and diagnostic tool
In accordance with some implementations, a method for evaluating large scale computer systems based on performance is disclosed. A large scale, distributed memory computer system receives topology data, wherein the topology data describes the connections between the plurality of switches and lists the nodes associated with each switch. Based on...

09/18/14 - 20140269343 - Information processing system, information processing device, data transfer device, and information processing system control method
A processing system includes a first processing device and a switch device. The first processing device includes a first transmitter configured to transmit a plurality of packets, and a controller configured to acquire first time information indicating a first time at which the transmitting of the plurality of packets started....

09/18/14 - 20140269344 - Node device, communication method, storage medium, and network system
Anode device includes a transmitter and a processor. The transmitter transmits an inspection frame used in inspecting a status of a route from a source node device to a destination node device. The processor generates a first inspection frame and selects a first node device to which the transmitter transmits...

09/18/14 - 20140269345 - Method and system for network troubleshooting and improving kpi of mobile data network
A mechanism to allow operators to automatically populate a knowledgebase with protocol characteristics of each mobile device type. In case a mobile device fails to complete signaling dialogue, it logs the messages exchanged till the point the failure occurred. On such failure it triggers a notification so that network operator...

09/18/14 - 20140269346 - Method, system, and apparatus for node status detection in distributed system
Embodiments of the disclosure disclose a method, a system, and an apparatus for node status detection in a distributed system. The method includes: sending to each of multiple tested nodes a sequence of detection elements in order, and receiving responses returned from the multiple tested nodes in response to the...

09/11/14 - 20140254392 - Network implementation of spectrum analysis
Access devices may receive signals over a network and calculate a frequency spectrum of the received signals. An analyzer system may collect the frequency spectrum data from multiple access devices, and based on the collected data, detect, identify, and locate sources of anomalies in a communication network....

09/11/14 - 20140254393 - Method and apparatus for reporting pdcp status
A method and apparatus for method for reporting a Packet Data Convergence Protocol (PDCP) status are provided. A wireless device sets up a radio bearer that does not perform retransmission at a Radio Link Control (RLC) layer and transmit a PDCP status report for the radio bearer to a base...

08/28/14 - 20140241169 - Connectivity management and diagnostics for cellular data devcies
A cellular network device comprises a data network indicator and an automatic network reconfiguration module. A data network indicator provides an indication when data network connectivity associated with a cellular network does not meet performance or configuration criteria. An automatic network reconfiguration module automatically reconfigures network data connectivity in the...

08/28/14 - 20140241170 - Method and system of diagnosing a video condition experienced at a customer premises
A test controller can be operable to diagnose a video condition experienced at a customer premises. The test controller can include a port coupled to the customer premises. The test controller can also include a processor operable to activate a diagnosis sequence, send a set of questions to equipment at...

08/28/14 - 20140241171 - Apparatus and method for adaptive channel transmission using channel state
The present invention relates to an apparatus and method for adaptive channel transmission using a channel state, and according to one embodiment of the present invention, a method for channel transmission of a remote node includes intermittently receiving a forward channel transmitted from a host node, estimating a reverse channel...

08/21/14 - 20140233395 - Energy-efficient wireless communications via feedback
Methods and apparatus, including computer program products, are provided for energy efficient communication based on feedback. A method may include sending a first message carried by a first wireless radio channel at a first predetermined energy level; receiving, in response to the first message, a second message carried by a...

08/21/14 - 20140233396 - Method and apparatus for monitoring for a radio link failure
Methods and apparatus are described for monitoring for a radio link failure in a long term evolution-advanced (LTE-A) system operated with carrier aggregation. The methods include criteria for determining radio link failure, recovery events, and the actions that a wireless transmit/receive unit (WTRU) may take upon the occurrence of such...

08/21/14 - 20140233397 - Close proximity communication device and methods
Disclosed herein are methods and systems for receiving an encoded data packet, one or more activation commands, and a communication identifier, decoding the received data packet, validating the decoded received data packet, and executing one or more routines associated with the respective one or more activation commands....

08/21/14 - 20140233398 - Multi-hop routing protocol
Disclosed is a method for calculating a route for a transfer of data between a source node and a destination node via at least one intermediate node in a network comprising a plurality of nodes, which, for a current node of said route, comprises a set of nodes adjacent to...

08/14/14 - 20140226493 - Access terminal adaptation of handover parameter
An access terminal adapts (e.g., self-optimizes) at least one handover parameter used by the access terminal for determining whether and/or how to handover from one access point to another access point. In addition, the access terminal uses different handover parameters for handover between different pairs of access points. For each...

08/14/14 - 20140226494 - Apparatus and method for providing service quality information in an electronic device
A method for displaying state information about a service provided to an external output device through short-range wireless communication in an electronic device includes the operations of transmitting image data to an external output device, determining the occurrence or non-occurrence of an error in transmitting the image data, and displaying...

08/07/14 - 20140219107 - Technique for determining correlated events in a communication system
A technique for determining a correlation among events occurring in one or more network elements is provided. The correlation among the events results from a propagation of a root event through communication entities of the one or more network elements. In a method implementation the technique comprises the step of...

08/07/14 - 20140219108 - Method and apparatus for improved data communication in cellular access systems
A method for use in a cellular access system is disclosed. The system comprises at least one Radio Base Station (RBS) and a User Equipment (UE), which can send and receive data blocks to and from each other, comprising sequence numbers. The method, performed by a reporting party, comprises sending...

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...