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Class Information
Number: 370/222
Name: Multiplex communications > Fault recovery > Bypass an inoperative station > In a ring or loop network
Description: Subject matter wherein the inoperative station is an element in a closed path transmission system.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7623445 |
Multiple ring support within a single network element |
Nov. 24, 2009 |
| 7619967 |
Method for protection of ethernet traffic in optical ring networks |
Nov. 17, 2009 |
| 7620861 |
Method and apparatus for testing integrated circuits by employing test vector patterns that satisfy passband requirements imposed by communication channels |
Nov. 17, 2009 |
| 7613108 |
Redundant supervisory control system, and redundancy switching method of the same |
Nov. 3, 2009 |
| 7606144 |
Ring-connected surveillance system with real-time backup monitoring |
Oct. 20, 2009 |
| 7602706 |
Inter-ring protection for shared packet rings |
Oct. 13, 2009 |
| 7586843 |
Communication network having wireless access to a service center |
Sep. 8, 2009 |
| 7570600 |
Overlay network with efficient routing and recovery |
Aug. 4, 2009 |
| 7545735 |
Scalable protection mechanism for hierarchical multicast service in ring based networks |
Jun. 9, 2009 |
| 7522532 |
Layer 2/layer 3 interworking via physical loopback |
Apr. 21, 2009 |
| 7522662 |
Electronic device including image forming apparatus |
Apr. 21, 2009 |
| 7518982 |
System and method of communicating status and protection information between cards in a communications system |
Apr. 14, 2009 |
| 7519293 |
Optical communication system having ring-based restoration using shared protect links |
Apr. 14, 2009 |
| 7518988 |
Ring switchover method |
Apr. 14, 2009 |
| 7515530 |
Detecting loops between network devices by monitoring MAC moves |
Apr. 7, 2009 |
| 7512140 |
Inter-ring connection method and device |
Mar. 31, 2009 |
| 7512147 |
Method of reserving network bandwidth resources, and communications system and network device using the same |
Mar. 31, 2009 |
| 7505403 |
Stack manager protocol with automatic set up mechanism |
Mar. 17, 2009 |
| 7496030 |
Managing loops between network devices by monitoring MAC moves |
Feb. 24, 2009 |
| 7493524 |
Network with redundancy properties, a branching unit for a user device in a network, redundancy manager for a network with redundancy properties and method for operating a network with redunda |
Feb. 17, 2009 |
| 7486613 |
Protection-switching apparatus and method in asynchronous transfer mode system with ring topology |
Feb. 3, 2009 |
| 7483398 |
Method and system for detecting ring link provisioning mismatch |
Jan. 27, 2009 |
| 7477847 |
Optical and electrical channel feedback in optical transceiver module |
Jan. 13, 2009 |
| 7471624 |
Loop connection detecting method and device |
Dec. 30, 2008 |
| 7466647 |
Efficient muxing scheme to allow for bypass and array access |
Dec. 16, 2008 |
| 7466688 |
Routing and design in K-shared network |
Dec. 16, 2008 |
| 7463580 |
Resource sharing among network tunnels |
Dec. 9, 2008 |
| 7460471 |
System for motion control, method of using the system for motion control, and computer readable instructions for use with the system for motion control |
Dec. 2, 2008 |
| 7454218 |
Method of band multiplexing to improve system capacity for a multi-band communication system |
Nov. 18, 2008 |
| 7450493 |
System and method of forwarding K-bytes between optical cards in a communications system |
Nov. 11, 2008 |
| 7443788 |
Method and apparatus for improving performance of a loop network |
Oct. 28, 2008 |
| 7440396 |
Determining the position of a bad link |
Oct. 21, 2008 |
| 7440397 |
Protection that automatic and speedily restore of Ethernet ring network |
Oct. 21, 2008 |
| 7434106 |
Reference clock failure detection on serial interfaces |
Oct. 7, 2008 |
| 7430166 |
Provisioning Ethernet dual working mode |
Sep. 30, 2008 |
| 7426179 |
Method and apparatus for signaling path restoration information in a mesh network |
Sep. 16, 2008 |
| 7420986 |
Method and apparatus for the detection and classification of collisions on a shared RF network |
Sep. 2, 2008 |
| 7421203 |
Method for transmitting packet in wireless access network based on wavelength identification code scheme |
Sep. 2, 2008 |
| 7418203 |
Diagnosis method for standby system of optical ring network |
Aug. 26, 2008 |
| 7400574 |
Method and apparatus for managing a loop network |
Jul. 15, 2008 |
| 7397760 |
Transmission apparatus |
Jul. 8, 2008 |
| 7388830 |
Automatic side selection in double-ring topologies |
Jun. 17, 2008 |
| 7388828 |
Method for rerouting MPLS traffic in ring networks |
Jun. 17, 2008 |
| 7385918 |
Packet protection method and transmission device in ring network, and program therefor |
Jun. 10, 2008 |
| 7385919 |
Local network, particularly Ethernet network having redundancy properties, and coupling device for such a network |
Jun. 10, 2008 |
| 7372805 |
Traffic grooming methods for undersea trunk and branch architectures |
May. 13, 2008 |
| 7369769 |
Ethernet passive optical network ring and its method of authorization and collision detection |
May. 6, 2008 |
| 7362699 |
Data distribution network and method for managing a breakdown in said network |
Apr. 22, 2008 |
| 7363362 |
Method and apparatus for automatically establishing bi-directional line-switched rings in telecommunication networks |
Apr. 22, 2008 |
| 7349329 |
Network system, data transmitter-receiver and failure location/compensation method |
Mar. 25, 2008 |
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