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Class Information
Number: 370/241
Name: Multiplex communications > Diagnostic testing (other than synchronization)
Description: Subject matter wherein at least part of a multiplex system is to be evaluated for its performance.










Sub-classes under this class:

Class Number Class Name Patents
370/252 Determination of communication parameters 7,610
370/242 Fault detection 1,621
370/249 Loopback 664
370/246 Of a repeater 120
370/250 Of a switching system 493
370/248 Path check 1,112
370/241.1 Using oam (operation, administration and maintenance) cells 250


Patents under this class:
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Patent Number Title Of Patent Date Issued
8054750 Virtual responder for the auto-discovery of a real responder in a network performance test Nov. 8, 2011
8051167 Optimized mirror for content identification Nov. 1, 2011
8050670 System and method for testing a mobile telephone network Nov. 1, 2011
8050212 Opportunistic use of wireless network stations as repeaters Nov. 1, 2011
8050185 Sampling of network traffic based on CAM lookup Nov. 1, 2011
8050183 System and method for implementing reflector ports within hierarchical networks Nov. 1, 2011
8046020 Control method and device of uplink access transmission power in radio communications system Oct. 25, 2011
8045547 Method and apparatus for routing and forwarding between virtual routers within a single network element Oct. 25, 2011
8045479 Method and system of testing video access devices Oct. 25, 2011
8045475 Method and apparatus for providing availability metrics for measurement and management of ethernet services Oct. 25, 2011
8045474 Method and apparatus for tracking layer-2 (L2) resource of a switch Oct. 25, 2011
8040869 Method and apparatus for automatic discovery of logical links between network devices Oct. 18, 2011
8040835 Troubleshooting link and protocol in a wireless network Oct. 18, 2011
8040811 System and method for collecting and managing network performance information Oct. 18, 2011
8036131 Method for transmitting channel quality information based on differential scheme Oct. 11, 2011
8032621 Methods and apparatus providing root cause analysis on alerts Oct. 4, 2011
8031619 Splitterless multicarrier modem Oct. 4, 2011
8031618 Methods of RF sensing control and dynamic frequency selection control for cognitive radio based dynamic spectrum access network systems-cognitive dynamic frequency hopping Oct. 4, 2011
8031617 Fast detection of path failure for TCP Oct. 4, 2011
8031616 Systems and methods for accessing IP transmissions Oct. 4, 2011
8031593 Controlled data network error recovery Oct. 4, 2011
8027262 Method and apparatus for keeping track of virtual LAN topology in network of nodes Sep. 27, 2011
8024471 System, method and apparatus for use in monitoring or controlling internet access Sep. 20, 2011
8023431 Digital subscriber line (DSL) tracking system Sep. 20, 2011
8023419 Remote monitoring of real-time internet protocol media streams Sep. 20, 2011
8023416 Module for testing electromagnetic compatibility of a high-speed ethernet interface onboard an aircraft Sep. 20, 2011
8023415 Measuring and monitoring QoS in service differentiated wireless networks Sep. 20, 2011
8018895 Apparatus and method for transmitting uplink control information on shared channels Sep. 13, 2011
8018856 Director device with visual display arrangement and methods thereof Sep. 13, 2011
8018855 Radio bearer specific CQI reporting Sep. 13, 2011
8018854 Facility and equipment testing for packet networks Sep. 13, 2011
8014322 Diagnostic tool for troubleshooting multimedia streaming applications Sep. 6, 2011
8014310 Apparatus and method for visualizing network situation using security cube Sep. 6, 2011
8014299 Method and apparatus for detecting forwarding loops Sep. 6, 2011
8014297 Network test apparatus, network test method and network test program Sep. 6, 2011
8014295 Parallel packet processor with session active checker Sep. 6, 2011
8014294 System, apparatus and method for devices tracing Sep. 6, 2011
8010101 System and method for diagnosing RF attributes over an RF footprint of a wireless network Aug. 30, 2011
8010051 Multi-path simulation system Aug. 30, 2011
8005503 Synchronization of multiple processors in a multi-mode wireless communication device Aug. 23, 2011
8005132 Non-intrusive modem performance analysis Aug. 23, 2011
8004996 Mobile communication apparatus Aug. 23, 2011
8004995 Method and apparatus for managing a cooperative diversity system Aug. 23, 2011
8004994 System and method for intelligently analyzing performance of a device under test Aug. 23, 2011
8001453 CAN system Aug. 16, 2011
8001241 Arrangement and a method relating to performance management by distributed processing Aug. 16, 2011
8000251 Instrumenting packet flows Aug. 16, 2011
7995574 Detection of forwarding problems for external prefixes Aug. 9, 2011
7995558 Association of digital communication network customers with network signaling tunnels Aug. 9, 2011
7995557 System and method for determining network quality for voIP calls Aug. 9, 2011

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