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Browse by Category: Main > Communications
Class Information
Number: 370/251
Name: Multiplex communications > Diagnostic testing (other than synchronization) > Of a switching system > Having dedicated test line or channel
Description: Subject matter wherein a specified transmission link or channel is committed for the testing of a switching system.


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7616661 Apparatus for transmitting/receiving a bit stream in a network and method therefor Nov. 10, 2009
7616625 System and method for selective enhanced data connections in an asymmetrically routed network Nov. 10, 2009
7599304 Testing a station's response to non-compliant wireless communication Oct. 6, 2009
7590503 Method and system for rerouteable cyclic redundancy check sum (CRC) for different sources Sep. 15, 2009
7573830 Integrated programmable device for safety critical applications Aug. 11, 2009
7567519 Remote testing and monitoring to a cell site in a cellular communications network Jul. 28, 2009
7555680 Distributed control apparatus Jun. 30, 2009
7523353 Method for detecting hang or dead lock conditions Apr. 21, 2009
7522618 Communication apparatus, communication system and communication method Apr. 21, 2009
7522533 Optical transmission apparatus having path trace function Apr. 21, 2009
7519002 Method of switching between multiple call signaling protocol stacks in a voice quality tester and apparatus using same Apr. 14, 2009
7508817 Method and apparatus for measuring data transport quality over an internet protocol Mar. 24, 2009
7457310 Method and arrangement for the remote-controlled testing of a specimen Nov. 25, 2008
7433316 Summarizing nodes in route propagation in auxiliary network for P2P overlay networks Oct. 7, 2008
7430164 Path recovery on failure in load balancing switch protocols Sep. 30, 2008
7417955 Method of tuning process for WLAN devices Aug. 26, 2008
7400586 Collaborative remote communication circuit diagnostic tool Jul. 15, 2008
7397790 Packet switched connections using dedicated channels Jul. 8, 2008
7388843 Method and apparatus for testing loop pathway integrity in a fibre channel arbitrated loop Jun. 17, 2008
7369605 Method and device for injecting a differential current noise signal into a paired wire communication link May. 6, 2008
7349984 Receiver driven media streaming in a network node Mar. 25, 2008
7345992 System and method for embedding a sub-channel in a block coded data stream Mar. 18, 2008
7325051 Integrated storage appliance Jan. 29, 2008
7302379 DSL system estimation and parameter recommendation Nov. 27, 2007
7286482 Decentralized SLS monitoring in a differentiated service environment Oct. 23, 2007
7268690 Industrial ethernet switch Sep. 11, 2007
7260437 Network system using management frames for supervising control units Aug. 21, 2007
7257616 Network switch and components and method of operation Aug. 14, 2007
7257378 Testing device and software Aug. 14, 2007
7224941 System and method for multi-path simulation May. 29, 2007
7219278 Configurator arrangement and approach therefor May. 15, 2007
7215644 Inter-domain constraint-based shortest path first technique for supporting hierarchical routing in interconnected multi-domain optical transport networks May. 8, 2007
7194260 Switch-based C/I measurement Mar. 20, 2007
7187654 Rate-controlled optical burst switching Mar. 6, 2007
7184408 Method and apparatus for programmable generation of traffic streams Feb. 27, 2007
7158613 Method and system for enabling circuit testing services on a multi-service provisioning platform Jan. 2, 2007
7079482 Method and system for test head testing of connections of a SONET element Jul. 18, 2006
7039058 Switched interconnection network with increased bandwidth and port count May. 2, 2006
7024590 Digital loop diagnostic port control monitor Apr. 4, 2006
7010595 Apparatus for multi-level loopback test in a community network system and method therefor Mar. 7, 2006
6996068 Audio testing in a packet switched network Feb. 7, 2006
6970497 Intermittent calibration apparatus Nov. 29, 2005
6922394 Communication apparatus with selective route optimization capabilities Jul. 26, 2005
6917595 Telecommunications transmission test set Jul. 12, 2005
6914884 Communication control circuit Jul. 5, 2005
6915110 Multi-protocol call trace on GPRS Gb-Gr Jul. 5, 2005
6912273 PBX switch incorporating methods and apparatus for automatically detecting call appearance values for each primary directory number on a basic rate interface Jun. 28, 2005
6891803 Telecommunications transmission test set May. 10, 2005
6888800 High performance digital loop diagnostic technology May. 3, 2005
6859439 Partition-to-partition communication employing a single channel path with integrated channel-to-channel function Feb. 22, 2005

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