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Class Information
Number: 370/404
Name: Multiplex communications > Pathfinding or routing > Switching a message which includes an address header > Having a plurality of nodes performing distributed switching > Bridge or gateway between networks > Bridge between bus systems > At least one bus is a ring network > Ring or loop forms backbone for interconnecting other networks
Description: Subject matter wherein a closed path transmission system serves as a central switch for switching information to and from other networks.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7606179 |
High integrity data propagation in a braided ring |
Oct. 20, 2009 |
| 7606224 |
Transmission apparatus for making ring switching at SONET/SDH and RPR levels |
Oct. 20, 2009 |
| 7593346 |
Distributing and balancing traffic flow in a virtual gateway |
Sep. 22, 2009 |
| 7590130 |
Communications system with first and second scan tables |
Sep. 15, 2009 |
| 7573893 |
Flexible cross-connect with data plane |
Aug. 11, 2009 |
| 7567758 |
Transceiver module and integrated circuit with multi-rate eye openers and bypass |
Jul. 28, 2009 |
| 7564859 |
Method and system for optimized routing and protection of VT traffic in SONET networks |
Jul. 21, 2009 |
| 7551633 |
Stealth network |
Jun. 23, 2009 |
| 7535834 |
Node device configuring ring network and data frame control method |
May. 19, 2009 |
| 7532634 |
Resilient packet ring device |
May. 12, 2009 |
| 7529267 |
Data transmissions in communication networks using multiple tokens |
May. 5, 2009 |
| 7529295 |
Acquiring frequency and phase offset estimates using frequency domain analysis |
May. 5, 2009 |
| 7522619 |
Methods and apparatus for fibre channel interconnection of private loop devices |
Apr. 21, 2009 |
| 7512140 |
Inter-ring connection method and device |
Mar. 31, 2009 |
| 7508832 |
Method and system for providing broadcast channels over an emulated subnetwork |
Mar. 24, 2009 |
| 7509462 |
Advanced processor with use of bridges on a data movement ring for optimal redirection of memory and I/O traffic |
Mar. 24, 2009 |
| 7502334 |
Directional integrity enforcement in a bi-directional braided ring network |
Mar. 10, 2009 |
| 7502608 |
Communication system and method |
Mar. 10, 2009 |
| 7496105 |
System and method for retrieving computed paths from a path computation element using encrypted objects |
Feb. 24, 2009 |
| 7486614 |
Implementation method on multi-service flow over RPR and apparatus therefor |
Feb. 3, 2009 |
| 7471625 |
Fault recovery system and method for a communications network |
Dec. 30, 2008 |
| 7468945 |
Congestion control for communication |
Dec. 23, 2008 |
| 7457302 |
Enhancement to loop healing for malconfigured bus prevention |
Nov. 25, 2008 |
| 7453873 |
Methods and apparatus for filtering packets for preventing packet reorder and duplication in a network |
Nov. 18, 2008 |
| 7453877 |
Method of transmitting data service on synchronous digital network |
Nov. 18, 2008 |
| 7447213 |
Method and apparatus for end-to-end connection between an RPR and an MPLS network |
Nov. 4, 2008 |
| 7436852 |
Resource allocation method for providing load balancing and fairness for dual ring |
Oct. 14, 2008 |
| 7428211 |
Transmission apparatus and method of multi-service tributaries over RPR |
Sep. 23, 2008 |
| 7426214 |
Multiple level minimum logic network |
Sep. 16, 2008 |
| 7421203 |
Method for transmitting packet in wireless access network based on wavelength identification code scheme |
Sep. 2, 2008 |
| 7415209 |
Method for operating an ethernet optical area network ("EOAN") over one more metropolitan areas |
Aug. 19, 2008 |
| 7406084 |
Flexible software architecture for a call processing system |
Jul. 29, 2008 |
| 7406029 |
Fault tolerant optical data communication network having auto discovery |
Jul. 29, 2008 |
| 7397788 |
Methods and apparatus for device zoning in fibre channel arbitrated loop systems |
Jul. 8, 2008 |
| 7397792 |
Virtual burst-switching networks |
Jul. 8, 2008 |
| 7397813 |
Allocating bandwidth using resilient packet ring (RPR) fairness mechanism |
Jul. 8, 2008 |
| 7391744 |
Allocating bridge priorities in bridged network |
Jun. 24, 2008 |
| 7388872 |
Dynamic communication channel allocation method and system |
Jun. 17, 2008 |
| 7372806 |
Fault recovery system and method for a communications network |
May. 13, 2008 |
| 7362769 |
Fibre channel arbitrated loop bufferless switch circuitry to increase bandwidth without significant increase in cost |
Apr. 22, 2008 |
| 7359396 |
Optical-core network with selective signal queueing |
Apr. 15, 2008 |
| 7359358 |
Method and apparatus for routing data |
Apr. 15, 2008 |
| 7355978 |
Method for implementing an OAM function by exchanging request-reply packets between stations of a RPR network, and corresponding packet frames |
Apr. 8, 2008 |
| 7349351 |
Method for determining a master ring for an optical communications network |
Mar. 25, 2008 |
| 7349700 |
Communication system and method |
Mar. 25, 2008 |
| 7345993 |
Communication network with a ring topology |
Mar. 18, 2008 |
| 7330924 |
Network media access controller embedded in a programmable logic device--physical layer interface |
Feb. 12, 2008 |
| 7298705 |
Fast-path implementation for a double tagging loopback engine |
Nov. 20, 2007 |
| 7286471 |
Dynamic bandwidth allocation for wide area networks |
Oct. 23, 2007 |
| 7280549 |
High speed ring/bus |
Oct. 9, 2007 |
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