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Class Information
Number: 714/717
Name: Error detection/correction and fault detection/recovery > Pulse or data error handling > Transmission facility testing > Loop or ring configuration
Description: Subject matter in which a plurality of transmission stations or devices are configured in a serial fashion to form a loop or ring.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7620861 |
Method and apparatus for testing integrated circuits by employing test vector patterns that satisfy passband requirements imposed by communication channels |
Nov. 17, 2009 |
| 7516374 |
Testing circuit and related method of injecting a time jitter |
Apr. 7, 2009 |
| 7502975 |
Data transmission apparatus and method |
Mar. 10, 2009 |
| 7500159 |
Data transmission apparatus and method |
Mar. 3, 2009 |
| 7496807 |
Data transmission apparatus and method |
Feb. 24, 2009 |
| 7478298 |
Method and system for backplane testing using generic boundary-scan units |
Jan. 13, 2009 |
| 7447862 |
Memory system and timing control method of the same |
Nov. 4, 2008 |
| 7444558 |
Programmable measurement mode for a serial point to point link |
Oct. 28, 2008 |
| 7437628 |
Data transmission apparatus and method |
Oct. 14, 2008 |
| 7404115 |
Self-synchronising bit error analyser and circuit |
Jul. 22, 2008 |
| 7398438 |
Method and apparatus for improved routing in connectionless networks |
Jul. 8, 2008 |
| 7398437 |
Method and system for multi-user channel allocation for a multi-channel analyzer |
Jul. 8, 2008 |
| 7380152 |
Daisy chained multi-device system and operating method |
May. 27, 2008 |
| 7373577 |
CAN system |
May. 13, 2008 |
| 7287201 |
Data transmission apparatus and method |
Oct. 23, 2007 |
| 7237169 |
Cross-monitoring sensor system and method |
Jun. 26, 2007 |
| 7200108 |
Method and apparatus for recovery from faults in a loop network |
Apr. 3, 2007 |
| 7193973 |
Data transmission apparatus and method |
Mar. 20, 2007 |
| 7191371 |
System and method for sequential testing of high speed serial link core |
Mar. 13, 2007 |
| 7139925 |
System and method for dynamic cluster adjustment to node failures in a distributed data system |
Nov. 21, 2006 |
| 7055068 |
Method for validating operation of a fibre link |
May. 30, 2006 |
| 7054264 |
Interconnect and gateway protection in bidirectional ring networks |
May. 30, 2006 |
| 7027411 |
Method and system for identifying and processing changes to a network topology |
Apr. 11, 2006 |
| 7020820 |
Instruction-based built-in self-test (BIST) of external memory |
Mar. 28, 2006 |
| 7003705 |
Ethernet automatic protection switching |
Feb. 21, 2006 |
| 6993689 |
Data transmission apparatus and method |
Jan. 31, 2006 |
| 6981186 |
Loop diagnostic mode for ADSL modems |
Dec. 27, 2005 |
| 6973603 |
Method and apparatus for optimizing timing for a multi-drop bus |
Dec. 6, 2005 |
| 6912679 |
System and method for electrical data link testing |
Jun. 28, 2005 |
| 6892329 |
Selective protection for ring topologies |
May. 10, 2005 |
| 6766482 |
Ethernet automatic protection switching |
Jul. 20, 2004 |
| 6584535 |
Configurable serial interconnection |
Jun. 24, 2003 |
| 6546498 |
System and process for detecting/eliminating faulty port in fiber channel-arbitrated loop |
Apr. 8, 2003 |
| 6430151 |
Local network with redundancy properties having a redundancy manager |
Aug. 6, 2002 |
| 6400694 |
Duplex communication path switching system |
Jun. 4, 2002 |
| 6314475 |
Method and apparatus for monitoring, controlling and configuring local communication devices |
Nov. 6, 2001 |
| RE37401 |
Fault recovery system of a ring network |
Oct. 2, 2001 |
| 6233704 |
System and method for fault-tolerant transmission of data within a dual ring network |
May. 15, 2001 |
| 6199174 |
Abnormality recovery system |
Mar. 6, 2001 |
| 6122249 |
Add-drop multiplexing apparatus |
Sep. 19, 2000 |
| 6055653 |
Method and apparatus for testing gang memory modules |
Apr. 25, 2000 |
| 6021112 |
Path switching ring control apparatus in a synchronous (SDH) network that includes an asynchronous (PDH) subnetwork |
Feb. 1, 2000 |
| 5996001 |
High availability on-line transaction processing system |
Nov. 30, 1999 |
| 5951701 |
Detection of loop-back conditions on faulty digital trunks |
Sep. 14, 1999 |
| 5923449 |
Optically restorable WDM ring network using simple add/drop circuitry |
Jul. 13, 1999 |
| 5901137 |
Control signal transferring system |
May. 4, 1999 |
| 5802041 |
Monitoring ethernet lans using latency with minimum information |
Sep. 1, 1998 |
| 5793746 |
Fault-tolerant multichannel multiplexer ring configuration |
Aug. 11, 1998 |
| 5712968 |
System for establishing new path in ring network and dividing ring shaped path into plurality of ring shaped paths by being rid of faulty path |
Jan. 27, 1998 |
| 5710777 |
Communication system |
Jan. 20, 1998 |
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