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Class 370/242 - Fault detection


Subclass of Class 370 - Multiplex communications
Definition: Subject matter under subclasses 241 wherein the multiplex
No. of applications: 603
Last issue date: 05/24/2012


1                      
Application No.Application TitleIssue Date
20120127867Method and apparatus for transmitting/receiving hybrid automatic repeat request failure indication
The present application discloses a method and apparatus for transmitting/receiving an HARQ failure indication. The method includes: a Node B receives an E-DCH payload from a primary carrier and fails to decode it; the Node B determines whether the condition of transmit...
05/24/2012
20120110405COMMUNICATION DEVICE
According to one exemplary embodiment, a communication device includes: a receiver which receives a frame including data, a first error detection code for detecting an error of the data, a sequence number of the data, and a second error detection code for detecting an e...
05/03/2012
20120106356Method of MDT information logging and reporting
A method of MDT information logging and problem event reporting is provided. The method supports provisioning of reference events to enable correlation of system time and the problem occurrence. In one embodiment, a problem event report includes time information directl...
05/03/2012
20120106358SYSTEM AND METHOD FOR PROVIDING PROACTIVE FAULT MONITORING IN A NETWORK ENVIRONMENT
An example method is provided and includes communicating a request packet to a first network element. The request packet is associated with a request for a list of flow parameters. The method also includes receiving a response to the request for the list of flow paramet...
05/03/2012
20120106357VARIABLE STEP-SIZE LEAST MEAN SQUARE METHOD FOR ESTIMATION IN ADAPTIVE NETWORKS
The variable step-size least mean square method for estimation in adaptive networks uses a variable step-size to provide estimation for each node in the adaptive network, where the step-size at each node is determined by the error calculated for each node, as opposed to...
05/03/2012
20120069732APPARATUS AND METHOD FOR DETECTIONG CAUSE OF RADIO LINK FAILURE OR HANDOVER FAILURE IN MOBILE COMMUNICATION SYSTEM
A terminal, a Base Station (BS) and a method for detecting a cause of a Radio Link Failure (RLF) or handover failure are provided. The method includes determining whether an RLF or a handover failure occurs, performing a process of a connection re-establishment or conne...
03/22/2012
20120069728APPARATUS AND METHOD FOR PROCESSING FAILURE OF COMPONENT CARRIER IN MULTIPLE CARRIER SYSTEM
A method and apparatus of processing a failure of a component carrier (CC) in a multiple carrier system is provided. A user equipment detects a failed CC in which a failure occurs among a plurality of CCs and determines whether to declare a radio link failure based on t...
03/22/2012
20120069742Method and Apparatus for Network OAM Interworking
Network service providers have largely addressed the growth in demand for communications networks in two ways: employing faster and more robust communications protocols through equipment upgrades and increasing use of Operations, Administrations, and Management (OAM) pr...
03/22/2012
20120069733Method for processing abnormality between non-adjacent nodes
The present invention provides a method for processing abnormalities between non-adjacent nodes. which is applied to network element nodes supporting a GPRS Tunneling Protocol (GTP). The GTP node sends a network element-level node abnormality message to other adjacent G...
03/22/2012
20120051229VIRTUALIZATION AND REPLAY-BASED SYSTEM FOR NETWORK DEBUGGING
A method and system of analyzing a network to identify a network defect allows user selection of traffic subset to be recorded. After recording the selected traffic subset of the network traffic during network operation, the recorded traffic is then replayed at least in...
03/01/2012
20120051228ADAPTIVE AUTOMATIC DETAIL DIAGNOSTIC LOG COLLECTION IN A WIRELESS COMMUNICATION SYSTEM
Systems, methods, and computer-readable storage media are disclosed that allow adaptive automatic detail diagnostic log collection for self-diagnosis and auto-recovery. In an embodiment, a group communication server determines that a fault has occurred with a group comm...
03/01/2012
20120044813METHOD AND APPARATUS FOR COPING WITH LINK FAILURES IN CENTRAL CONTROL PLANE ARCHITECTURES
A capability for coping with link failures in central control plane architectures is provided. The capability for coping with link failures enables targeted reporting of link failures within the network in a manner that prevents flooding of link failure messages (LFMs) ...
02/23/2012
20120026893METHOD AND APPARATUS FOR NON-ACCESS STRATUM MESSAGE PROCESSING DURING HANDOVER IN EVOLVED NETWORK
A method and an apparatus for non-access stratum (NAS) message processing during handover in an evolved network are provided. The method includes the following steps. An evolved packet core (EPC) receives a message which indicates that a UE is being handed over sent by ...
02/02/2012
20120026894COMMUNICATION DEVICE, COMMUNICATION SYSTEM, AND COMMUNICATION FAULT DETECTION METHOD
The communication device has a frame transfer unit that executes frame transfer via the first communication link and the second communication link, a link confirmation frame sending unit, and a return link confirmation frame monitoring unit. The link confirmation frame ...
02/02/2012
20120026891Communication network management system and method and management computer
A management computer includes a storage unit in which route information indicating a transfer route of frames in a communication network is stored; and a monitoring unit. First to N-th nodes (N is an integer not less than 2) line up in order along a transfer route. In ...
02/02/2012
20120026890Reporting Statistics on the Health of a Sensor Node in a Sensor Network
In one embodiment, a method includes generating a set of statistics concerning a sensor node in a sensor network based on one or more of sensor data from a sensor at the sensor node, communication to the sensor node from one or more other sensor nodes in the sensor netw...
02/02/2012
20120026867Method of M:1 Protection
An apparatus comprising a first segment endpoint bridge (SEB) configured to couple to a second SEB via a plurality of path segments, wherein the path segments comprise a working segment and a plurality of candidate protection segments, wherein the candidate protection s...
02/02/2012
20120026892BASE STATION APPARATUS AND TERMINAL APPARATUS
A base station apparatus and terminal apparatus with a configuration which achieves highly flexible retransmission control while preventing increases in the uplink control channel overhead. In the base station (100), a control unit (101) configures a bundl...
02/02/2012
20120014253MITIGATING THE EFFECTS OF CONGESTED INTERFACES ON A FABRIC
Techniques are provided for mitigating the effects of slow or no drain devices on a fabric. One or more of the described embodiments can be used alone or in combination to address problems associated with inter-switch link blocking and to address the situation where flo...
01/19/2012
20120014261Monitoring A Flow Set To Detect Faults
In certain embodiments, monitoring a flow set to detect faults includes identifying, by a first maintenance end point, a flow set comprising flows that utilize a paths from the first maintenance end point through one or more intermediate nodes to a second maintenance en...
01/19/2012
20120014262Automated Network Condition Identification
Performance data relating to each of multiple network devices distributed in a geographic region is analyzed. That data can include values for various parameters measured automatically by routine polling of subscriber devices and/or network elements serving those subscr...
01/19/2012
20120008506DETECTING INTERMITTENT NETWORK LINK FAILURES
An apparatus, system, and method are disclosed for detecting intermittent network link failures. A tracking module tracks link failures of a network link of a network over a specified time interval. A failure module determines the network link is failing in response to ...
01/12/2012
20120008507COMMUNICATION APPARATUS AND COMMUNICATION METHOD
A communication apparatus connected to an adjacent communication apparatus through a first path and a second path to receive a frame with a path identifier through the first path or the second path, the apparatus including: a first network interface configured for commu...
01/12/2012
20120002554TEST METHOD AND TEST DEVICE
A test method according to the present invention includes: a first step of determining whether or not the mobile station detects the problem in a radio link state, when a radio quality is changed from a first state where the radio quality is equal to or more than a firs...
01/05/2012
20110317543SCALING CONTENT COMMUNICATED OVER A NETWORK
The disclosed subject matter relates to an architecture that can scale content resolution in order to mitigate errors in a provisioned service of a communication network, such as a wireless service or a femtocell service that integrates with DSL or other broadband carri...
12/29/2011
20110317549Method to be Run in and Device of a Network as well as Communication System Comprising Such Device
A method and a device are provided to be run in a network (or in particular on a network component of such network). The network has several network elements that are connected via a ring. One network element is a ring master with a primary port and a secondary port. Th...
12/29/2011
20110317544FEMTO BACKHAUL FAULT DETECTION AND RECOVERY
Embodiments of methods and apparatus for monitoring a backhaul channel associated with a femto access point (FAP) are disclosed. There is disclosed a method comprising: transmitting, by an FAP over a backhaul channel to a gateway associated with a first network, a plura...
12/29/2011
20110310746COMMUNICATION NETWORK MANAGEMENT SYSTEM AND METHOD AND MANAGEMENT COMPUTER
A management computer has: a storage unit in which a route information indicating a transfer route of frames in the communication network is stored; and a monitoring unit. The monitoring unit refers to the route information to transmit a frame to the transfer route and ...
12/22/2011
20110310726METHOD FOR PROCESSING CHANNEL SWITCHING FAILURE CASE, TERMINAL DEVICE, AND CHANNEL SWITCHING SERVER
A method for processing a channel switching failure case is disclosed. The method for processing a channel switching failure case is used to provide media services for receiver in unicast and multicast modes and includes: detecting whether a data stream is of failure ca...
12/22/2011
20110305143MAXIMUM TRANSMISSION UNIT (MTU) SIZE DISCOVERY MECHANISM AND METHOD FOR DATA-LINK LAYERS
An L2 Ethernet end-station and MTU size discovery method are described herein that are capable of discovering a Maximum Transmission Unit (MTU) size for each Data Link Layer (DLL) connection to other similarly capable L2 Ethernet end-stations....
12/15/2011
20110292812METHOD AND APPARATUS FOR RADIO LINK CONTROL IN CELLULAR RADIO COMMUNICATION SYSTEM SUPPORTING CARRIER AGGREGATION
The present invention relates to a method and apparatus for determining radio link failure between the UE and the eNB in a wireless communication system. Particularly, the present invention provides a method and apparatus for determining radio link failure efficiently i...
12/01/2011
20110286322METHOD AND APPARATUS FOR SEAMLESS TRANSITIONS OF DATA TRANSMISSION TRANSFER BETWEEN RADIO LINKS
A method for wireless communications is provided that includes generating an index for a plurality of packets for use in a first radio link for transmission to an apparatus; transmitting the plurality of packets using a second radio link to the apparatus; determining tr...
11/24/2011
20110280121SYSTEM AND METHOD FOR SUMMARIZING ALARM INDICATIONS IN A NETWORK ENVIRONMENT
An example method includes detecting a failure at a first network element, the failure is associated with a link between the first network element and a second network element. The method also includes generating a list of network elements to be notified based on the fa...
11/17/2011
20110280122SIGNALING PROCESSOR AND LINK SWITCHING METHOD
A signaling processor has a message transfer part for a Layer 2 operable to notify a message transfer part for a Layer 3 of a signal indicative of stop (release) completion of a link being connected when it receives a response to a request for a link release process aft...
11/17/2011
20110273996WIRELESS APPARATUS FOR A MULTI-CARRIER SYSTEM
A wireless apparatus for a multi-carrier system is disclosed. The wireless apparatus comprises; a control channel unit which monitors a control channel transmitted via at least one carrier from among a plurality of carriers; and a data channel unit which transmits or re...
11/10/2011
20110267964ANOMALY DETECTION FOR PACKET-BASED NETWORKS
Disclosed herein is an anomaly detection method for a packet-based network which includes several network resources, also called network-related software objects. The method includes monitoring the network resources of the packet-based network, ordering the monitored ne...
11/03/2011
20110267963Apparatus and method of user equipment relocation
A method for relocating User Equipment (UE). The method includes a Source Home Node B (S-HNB) sending a Radio Access Network Application Part (RANAP) Relocation Required message and a RANAP Relocation Request message encapsulated in a RANAP User Adaptation (RUA) Direct ...
11/03/2011
20110267962METHOD AND SYSTEM FOR PREDICTIVE DESIGNATED ROUTER HANDOVER IN A MULTICAST NETWORK
A method for predictive designated router (DR) handover in a multicast network is described herein. The network includes one or more sources, one or more receivers, a rendezvous point (RP) network device, a DR network device, and a plurality of DR-capable network device...
11/03/2011
20110261701MONITORING A MOBILE DATA SERVICE ASSOCIATED WITH A MAILBOX
Methods and apparatus enable monitoring a mobile data service, and in particular monitoring an operational status of a relationship between a mobile gateway account on a mobile gateway and a mailbox on a messaging server. The operational status may be based on an initia...
10/27/2011
20110255419SWITCHING DEVICE AND LOOPBACK DETECTING METHOD
A switching device transmits a link code word to the partner device by one Ethernet port of the switching device for automatic negotiation with a partner device. The switching device receives a first response link code word, changes the link code word, transmits the cha...
10/20/2011
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