Operations, administration and maintenance [OAM]

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CPC
H04J2203/0057

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Parent Industries

HELECTRICITY H04Electric communication H04JMULTIPLEX COMMUNICATION H04J2203/00Aspects of optical multiplex systems other than those covered by H04J14/00

Current Industry

H04J2203/0057Operations, administration and maintenance [OAM]

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Overhead monitoring method and apparatus, and computer-readable sto...
- Patent number 12,063,106
- Issue date Aug 13, 2024
- Sanechips Technology Co., Ltd.
- Dongbo Zhang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for transmitting client signal in optical transport network,...
- Patent number 10,771,177
- Issue date Sep 8, 2020
- Huawei Technologies Co., Ltd.
- Wei Su
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Coordinated and scheduled standards-based intervals in network elem...
- Patent number 10,764,659
- Issue date Sep 1, 2020
- Ciena Corporation
- Gregory Vanderydt
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multi-service transport and receiving method and apparatus
- Patent number 10,608,766
- Issue date Mar 31, 2020
- Huawei Technologies Co., Ltd.
- Wei Su
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Coordinated and scheduled standards-based intervals in network elem...
- Patent number 10,484,764
- Issue date Nov 19, 2019
- Ciena Corporation
- Gregory Vanderydt
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for measuring transmission delay of optical transport networ...
- Patent number 10,361,938
- Issue date Jul 23, 2019
- ZTE Corporation
- Kelu Huang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wavelength and bandwidth allocation method
- Patent number 9,838,149
- Issue date Dec 5, 2017
- Nippon Telegraph and Telephone Corporation
- Shinya Tamaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transmission apparatus and method for controlling the transmission...
- Patent number 9,755,748
- Issue date Sep 5, 2017
- Fujitsu Limited
- Makoto Ohtou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Collision control during delay measurement in optical transport net...
- Patent number 9,712,417
- Issue date Jul 18, 2017
- Fujitsu Limited
- Vijayant Gupta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical layer status exchange over OSC-OAM method for ROADM networks
- Patent number 9,485,015
- Issue date Nov 1, 2016
- Infinera Corporation
- Rajan Rao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and system to enhance management channels
- Patent number 9,294,211
- Issue date Mar 22, 2016
- Tejas Networks Ltd
- Srinivas Rao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods of communicating path status in optical networks
- Patent number 9,172,625
- Issue date Oct 27, 2015
- Fujitsu Limited
- Fredrick S. Gruman
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus and method for measuring a delay
- Patent number 9,112,603
- Issue date Aug 18, 2015
- Electronics and Telecommunications Research Institute
- Jongyoon Shin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wavelength and spectrum assignment within packet-optical networks
- Patent number 9,077,478
- Issue date Jul 7, 2015
- Juniper Networks, Inc.
- Hans-Juergen W. Schmidtke
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transport network delay measurement
- Patent number 9,014,554
- Issue date Apr 21, 2015
- Cisco Technology, Inc.
- Giacomo Losio
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and system for measuring latency
- Patent number 8,983,288
- Issue date Mar 17, 2015
- Verizon Patent and Licensing Inc.
- Michael B. Freiberger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transmission apparatus and method for controlling the transmission...
- Patent number 8,903,248
- Issue date Dec 2, 2014
- Fujitsu Limited
- Makoto Ohtou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and receiving device for determining the assignment of subsi...
- Patent number 8,885,674
- Issue date Nov 11, 2014
- ADVA Optical Networking SE
- Oliver Bleck
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Predictive end-to-end management for SONET networks
- Patent number 8,873,946
- Issue date Oct 28, 2014
- AT&T Intellectual Property II, L.P.
- David Mayo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transport apparatus
- Patent number 8,787,770
- Issue date Jul 22, 2014
- Fujitsu Limited
- Hideaki Arao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Providing access to client overhead while transparently transmittin...
- Patent number 8,446,906
- Issue date May 21, 2013
- Infinera Corporation
- Edward E. Sprague
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Forward error correction (FEC) auto negotiation for an optical tran...
- Patent number 8,433,969
- Issue date Apr 30, 2013
- Applied Micro Circuits Corporation
- Chaoping Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transmission apparatus and line quality evaluating method
- Patent number 8,363,709
- Issue date Jan 29, 2013
- Fujitsu Limited
- Satoshi Miyazaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Router switch fabric protection using forward error correction
- Patent number 8,315,175
- Issue date Nov 20, 2012
- Foundry Networks, LLC
- Thomas C. McDermott, III
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Predictive end-to-end management for SONET networks
- Patent number 8,290,362
- Issue date Oct 16, 2012
- AT&T Intellectual Property II, L.P.
- David Mayo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods for synchronizing backup receivers to network c...
- Patent number 8,275,001
- Issue date Sep 25, 2012
- Adtran, Inc.
- Jason R. Ferguson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and arrangement for controlling a regenerator for data burst...
- Patent number 8,200,098
- Issue date Jun 12, 2012
- Nokia Siemens Networks GmbH & Co. KG
- Andreas Stadler
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multi-channel optical transport network training signal
- Patent number 8,160,057
- Issue date Apr 17, 2012
- Applied Micro Circuits Corporation
- Francesco Caggioni
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and system for measuring latency
- Patent number 8,121,111
- Issue date Feb 21, 2012
- Verizon Patent and Licensing Inc.
- Michael B. Freiberger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Methods and apparatus for identifying errors and stranded resources...
- Patent number 8,116,209
- Issue date Feb 14, 2012
- Alcatel Lucent
- Swarup Acharya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
OVERHEAD MONITORING METHOD AND APPARATUS, AND COMPUTER-READABLE STO...
- Publication number 20220231777
- Publication date Jul 21, 2022
- ZTE Corporation
- Dongbo ZHANG
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Coordinated and scheduled standards-based intervals in network elem...
- Publication number 20200053439
- Publication date Feb 13, 2020
- CIENA CORPORATION
- Gregory VANDERYDT
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COORDINATED AND SCHEDULED STANDARDS-BASED INTERVALS IN NETWORK ELEM...
- Publication number 20190208296
- Publication date Jul 4, 2019
- CIENA CORPORATION
- Gregory VANDERYDT
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD FOR TRANSMITTING CLIENT SIGNAL IN OPTICAL TRANSPORT NETWORK,...
- Publication number 20190140759
- Publication date May 9, 2019
- Huawei Technologies Co., Ltd
- Wei SU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Multi-Service Transport and Receiving Method and Apparatus
- Publication number 20180375604
- Publication date Dec 27, 2018
- Huawei Technologies Co., Ltd
- Wei Su
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
WAVELENGTH AND BANDWIDTH ALLOCATION METHOD
- Publication number 20140334823
- Publication date Nov 13, 2014
- Shinya Tamaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEMS AND METHODS OF COMMUNICATING PATH STATUS IN OPTICAL NETWORKS
- Publication number 20140233939
- Publication date Aug 21, 2014
- Fujitsu Network Communications, Inc.
- Fredrick S. Gruman
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND SYSTEM TO ENHANCE MANAGEMENT CHANNELS
- Publication number 20140064302
- Publication date Mar 6, 2014
- TEJAS NETWORKS LIMITED
- Srinivas Rao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical Transport Network Delay Measurement
- Publication number 20140064722
- Publication date Mar 6, 2014
- Cisco Technology, Inc., A corporation of California
- Giacomo Losio
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Signaling Control Method and System for Service Establishment Based...
- Publication number 20130216222
- Publication date Aug 22, 2013
- ZTE Corporation
- Xihua Fu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
APPARATUS AND METHOD FOR MEASURING A DELAY
- Publication number 20130129347
- Publication date May 23, 2013
- ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTIT
- Jongyoon Shin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL LAYER STATUS EXCHANGE OVER OSC - OAM METHOD FOR ROADM NETWORKS
- Publication number 20130121685
- Publication date May 16, 2013
- Rajan Rao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Predictive End-To-End Management For Sonet Networks
- Publication number 20120328283
- Publication date Dec 27, 2012
- David Mayo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND SYSTEM FOR MEASURING LATENCY
- Publication number 20120134668
- Publication date May 31, 2012
- Verizon Business Network Services, Inc.
- Michael B. Freiberger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TRANSMISSION APPARATUS AND METHOD FOR CONTROLLING THE TRANSMISSION...
- Publication number 20120051746
- Publication date Mar 1, 2012
- Fujitsu Limited
- Makoto OHTOU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND RECEIVING DEVICE FOR DETERMINING THE ASSIGNMENT OF SUBSI...
- Publication number 20110318018
- Publication date Dec 29, 2011
- Oliver Bleck
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PROVIDING ACCESS TO CLIENT OVERHEAD WHILE TRANSPARENTLY TRANSMITTIN...
- Publication number 20110004700
- Publication date Jan 6, 2011
- Infinera Corporation
- Edward E. Sprague
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TRANSMISSION APPARATUS AND LINE QUALITY EVALUATING METHOD
- Publication number 20100208786
- Publication date Aug 19, 2010
- FUJITSU LIMITED
- Satoshi MIYAZAKI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Transport apparatus and transport method
- Publication number 20100135658
- Publication date Jun 3, 2010
- FUJITSU LIMITED
- Hideaki Arao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND ARRANGEMENT FOR CONTROLLING A REGENERATOR FOR DATA BURST...
- Publication number 20100046941
- Publication date Feb 25, 2010
- NOKIA SIEMENS NETWORKS GMBH & CO. KG
- Andreas Stadler
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Multi-Channel Optical Transport Network Training Signal
- Publication number 20090324227
- Publication date Dec 31, 2009
- Francesco Caggioni
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Predictive end-to-end management for SONET networks
- Publication number 20090226164
- Publication date Sep 10, 2009
- David Mayo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMMUNICATION DEVICE, NETWORK SYSTEM, PATH MANAGEMENT METHOD, AND P...
- Publication number 20090190469
- Publication date Jul 30, 2009
- Masamichi KIMURA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Interactive Topology Graphs for Visualization and Characterization...
- Publication number 20090116409
- Publication date May 7, 2009
- SBC TECHNOLOGY RESOURCES, INC.
- Chuxin CHEN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR AUTOMATICALLY ESTABLISHING BI-DIRECTIONAL...
- Publication number 20090013256
- Publication date Jan 8, 2009
- David A. Friedman
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND SYSTEM FOR MEASURING LATENCY
- Publication number 20080240077
- Publication date Oct 2, 2008
- Verizon Business Network Services, Inc.
- Michael B. Freiberger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD FOR SETTING SUPERVISORY CONTROL LINE
- Publication number 20080075100
- Publication date Mar 27, 2008
- FUJITSU LIMITED
- Shingo TOKUNAGA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Download method and transmission device using the same
- Publication number 20070192472
- Publication date Aug 16, 2007
- Fujitsu Limited
- Shingo Tokunaga
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method for negotiating the bandwidth of data communication channel...
- Publication number 20070171860
- Publication date Jul 26, 2007
- Dan Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Transparent optical switch
- Publication number 20070122149
- Publication date May 31, 2007
- AT&T Corporation
- Sid Chaudhuri
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Operations, administration and maintenance [OAM]

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Overhead monitoring method and apparatus, and computer-readable sto...

Method for transmitting client signal in optical transport network,...

Coordinated and scheduled standards-based intervals in network elem...

Multi-service transport and receiving method and apparatus

Coordinated and scheduled standards-based intervals in network elem...

Method for measuring transmission delay of optical transport networ...

Wavelength and bandwidth allocation method

Transmission apparatus and method for controlling the transmission...

Collision control during delay measurement in optical transport net...

Optical layer status exchange over OSC-OAM method for ROADM networks

Method and system to enhance management channels

Systems and methods of communicating path status in optical networks

Apparatus and method for measuring a delay

Wavelength and spectrum assignment within packet-optical networks

Optical transport network delay measurement

Method and system for measuring latency

Transmission apparatus and method for controlling the transmission...

Method and receiving device for determining the assignment of subsi...

Predictive end-to-end management for SONET networks

Transport apparatus

Providing access to client overhead while transparently transmittin...

Forward error correction (FEC) auto negotiation for an optical tran...

Transmission apparatus and line quality evaluating method

Router switch fabric protection using forward error correction

Predictive end-to-end management for SONET networks

Systems and methods for synchronizing backup receivers to network c...

Method and arrangement for controlling a regenerator for data burst...

Multi-channel optical transport network training signal

Method and system for measuring latency

Methods and apparatus for identifying errors and stranded resources...

Patents Applicationslast 30 patents

OVERHEAD MONITORING METHOD AND APPARATUS, AND COMPUTER-READABLE STO...

Coordinated and scheduled standards-based intervals in network elem...

COORDINATED AND SCHEDULED STANDARDS-BASED INTERVALS IN NETWORK ELEM...

METHOD FOR TRANSMITTING CLIENT SIGNAL IN OPTICAL TRANSPORT NETWORK,...

Multi-Service Transport and Receiving Method and Apparatus

WAVELENGTH AND BANDWIDTH ALLOCATION METHOD

SYSTEMS AND METHODS OF COMMUNICATING PATH STATUS IN OPTICAL NETWORKS

METHOD AND SYSTEM TO ENHANCE MANAGEMENT CHANNELS

Optical Transport Network Delay Measurement

Signaling Control Method and System for Service Establishment Based...

APPARATUS AND METHOD FOR MEASURING A DELAY

OPTICAL LAYER STATUS EXCHANGE OVER OSC - OAM METHOD FOR ROADM NETWORKS

Predictive End-To-End Management For Sonet Networks

METHOD AND SYSTEM FOR MEASURING LATENCY

TRANSMISSION APPARATUS AND METHOD FOR CONTROLLING THE TRANSMISSION...

METHOD AND RECEIVING DEVICE FOR DETERMINING THE ASSIGNMENT OF SUBSI...

PROVIDING ACCESS TO CLIENT OVERHEAD WHILE TRANSPARENTLY TRANSMITTIN...

TRANSMISSION APPARATUS AND LINE QUALITY EVALUATING METHOD

Transport apparatus and transport method

METHOD AND ARRANGEMENT FOR CONTROLLING A REGENERATOR FOR DATA BURST...

Multi-Channel Optical Transport Network Training Signal

Predictive end-to-end management for SONET networks

COMMUNICATION DEVICE, NETWORK SYSTEM, PATH MANAGEMENT METHOD, AND P...

Interactive Topology Graphs for Visualization and Characterization...

METHOD AND APPARATUS FOR AUTOMATICALLY ESTABLISHING BI-DIRECTIONAL...

METHOD AND SYSTEM FOR MEASURING LATENCY

METHOD FOR SETTING SUPERVISORY CONTROL LINE

Download method and transmission device using the same

Method for negotiating the bandwidth of data communication channel...

Transparent optical switch