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Class Information
Number: 398/59
Name: Optical communications > Multiplex > Optical local area network (lan) > Ring or loop
Description: Subject matter wherein the local area network consists of a series of stations connected to each other and the last station is connected to the first station.

Patents under this class:
1 2 3 4 5 6 7 8 9

Patent Number Title Of Patent Date Issued
8687961 Optical broadcast with buses with shared optical interfaces Apr. 1, 2014
8682160 Path computation systems and methods in optical networks Mar. 25, 2014
8638814 Apparatus and method for transmitting LAN signals over a transport system Jan. 28, 2014
8634715 System and method for demand aggregation in optical networks employing shared ring protection Jan. 21, 2014
8606101 Optical channel intelligently shared protection ring Dec. 10, 2013
8594501 Determining metropolitan optical transport network architectures optimized for long term evolution (LTE) networks Nov. 26, 2013
8577221 Switch system and method for the monitoring of virtual optical paths in an optical burst switched (OBS) communication network Nov. 5, 2013
8571409 Wavelength-multiplexed optical controller using a ring architecture Oct. 29, 2013
8553534 Protecting an ethernet network having a ring architecture Oct. 8, 2013
8532481 Dual fault tolerant optical networking with fast protection performance Sep. 10, 2013
8532485 System and method for operating transparent node for WDM shared "virtual ring" networks Sep. 10, 2013
8532486 Method and apparatus for detecting radio-frequency signals using a dispersive fiber optical loop Sep. 10, 2013
8521019 Method and system for closed loop control of an optical link Aug. 27, 2013
8521024 Long reach optical network Aug. 27, 2013
8503880 Optical transport network decoupling using optical data unit and optical channel link aggregation groups (LAGS) Aug. 6, 2013
8494365 Random gap insertion in an optical ring network Jul. 23, 2013
8452184 Radial optical data interchange packaging May. 28, 2013
8433191 Optical channel intelligently shared protection ring Apr. 30, 2013
8412042 Innovative architecture for fully non blocking service aggregation without O-E-O conversion in a DWDM multiring interconnection node Apr. 2, 2013
8391714 Optical broadcast systems and methods Mar. 5, 2013
8369707 Dynamic routing of optical signals in optical networks Feb. 5, 2013
8346080 Optical network system and memory access method Jan. 1, 2013
8326143 Routing method of optical communication network node apparatus and optical communication network node apparatus Dec. 4, 2012
8315523 Communication system, terminating apparatus, and PON virtualization method for use therein Nov. 20, 2012
8311082 Wideband digital radio with transmit modulation cancellation Nov. 13, 2012
8295700 Distributed packet switch for use in a network Oct. 23, 2012
8270987 Radio-access method, related radio base station, mobile-radio network and computer-program product using an assignment scheme for antennas' sectors Sep. 18, 2012
8233800 Method and system for upgrading a fiber optics network Jul. 31, 2012
8200084 Encoding for information needed for routing and wavelength assignment in wavelength switched optical networks Jun. 12, 2012
8190023 Optical communication device, optical communication system, optical output control method and program May. 29, 2012
8190027 Multifunctional and reconfigurable optical node and optical network May. 29, 2012
RE43340 Method for operating an ethernet optical area network ("EOAN") over one or more metropolitan areas May. 1, 2012
8165468 Methods and apparatus for performing directionless wavelength addition and subtraction within a ROADM based optical node Apr. 24, 2012
8165467 Optical transmission system and optical node Apr. 24, 2012
8155522 System and method for network planning Apr. 10, 2012
8134939 Multichannel ring and star networks with limited channel conversion Mar. 13, 2012
8103161 Method, device and system for group optical channel shared protection Jan. 24, 2012
8090256 Optical network architectures and optical communication schemes Jan. 3, 2012
8064763 Optical transmission systems, devices, and methods Nov. 22, 2011
8064766 Orthogonal frequency division multiple access based optical ring network Nov. 22, 2011
8055127 Wavelength division multiplex optical ring network Nov. 8, 2011
8036526 Method and apparatus for restoration of optical ring network operating conditions after a fault is repaired Oct. 11, 2011
8032016 Agile block downconversion for the distribution of narrowcast services Oct. 4, 2011
8005356 Video transmission system of a ring network Aug. 23, 2011
7995921 Banded semiconductor optical amplifiers and waveblockers Aug. 9, 2011
7974185 Three fiber line switched ring Jul. 5, 2011
7957270 Resilient packet ring protection over a wavelength division multiplexing network Jun. 7, 2011
7957644 Flexible open ring optical network and method Jun. 7, 2011
7945157 Ship with a data network May. 17, 2011
7925165 Packet and optical routing equipment and method Apr. 12, 2011

1 2 3 4 5 6 7 8 9

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