using a separate wavelength

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CPC
H04B2210/078

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Parent Industries

HELECTRICITY H04Electric communication H04BTRANSMISSION H04B2210/00Indexing scheme relating to optical transmission systems

Current Industry

H04B2210/078using a separate wavelength

Industries

Patents Grantslast 30 patents

Information Patent Grant
Integrated polarimeter in an optical line system
- Patent number 11,747,208
- Issue date Sep 5, 2023
- Ciena Corporation
- Yinqing Pei
- G01 - MEASURING TESTING
Information Patent Grant
Integrated polarimeter in an optical line system
- Patent number 11,209,315
- Issue date Dec 28, 2021
- Ciena Corporation
- Yinqing Pei
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical transmission device and optical transmission method
- Patent number 11,057,110
- Issue date Jul 6, 2021
- NEC Corporation
- Ryota Abe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transmission device, transmission system, and transmission method
- Patent number 11,018,762
- Issue date May 25, 2021
- Fujitsu Limited
- Makoto Hasegawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transceiver system
- Patent number 11,005,568
- Issue date May 11, 2021
- Dell Products L.P.
- Victor Teeter
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Integrated polarimeter in an optical line system
- Patent number 10,746,602
- Issue date Aug 18, 2020
- Ciena Corporation
- Yinqing Pei
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Proactive channel probing for wavelength switching in optical trans...
- Patent number 10,644,801
- Issue date May 5, 2020
- Arizona Board of Regents on behalf of the University of Arizona
- Daniel Kilper
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Signal loopback circuit and signal loopback method
- Patent number 10,587,343
- Issue date Mar 10, 2020
- NEC Corporation
- Satoshi Mikami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wavelength control method and apparatus
- Patent number 10,560,210
- Issue date Feb 11, 2020
- Huawei Technologies Co., Ltd.
- Wei Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical fiber polarization multiplexing
- Patent number 10,097,307
- Issue date Oct 9, 2018
- Facebook, Inc.
- Ilya Lyubomirsky
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical add/drop multiplexer and method for adding/dropping optical...
- Patent number 9,929,828
- Issue date Mar 27, 2018
- Fujitsu Limited
- Tomoyuki Kato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for providing a differential latency
- Patent number 9,838,112
- Issue date Dec 5, 2017
- ADVA Optical Networking SE
- Klaus Grobe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Determining asymmetries in a communication network
- Patent number 9,705,770
- Issue date Jul 11, 2017
- Telefonaktiebolaget LM Ericsson (publ)
- Fabio Cavaliere
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communications device and method
- Patent number 9,705,593
- Issue date Jul 11, 2017
- Huawei Marine Networks Co., Ltd.
- Wendou Zhang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Out-of band management of fiber optics systems and devices
- Patent number 9,647,751
- Issue date May 9, 2017
- Level 3 Communications, LLC
- Salvador E. Paredes
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Determining asymmetries in a communication network
- Patent number 9,166,681
- Issue date Oct 20, 2015
- Telefonaktiebolaget L M Ericsson (Publ)
- Fabio Cavaliere
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Bit error generation system for optical networks
- Patent number 8,873,949
- Issue date Oct 28, 2014
- Verizon Patent and Licensing Inc.
- Scott R. Kotrla
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transmission apparatus and optical communication system
- Patent number 8,774,624
- Issue date Jul 8, 2014
- Fujitsu Limited
- Miki Onaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and arrangement for in service Raman gain measurement and mo...
- Patent number 8,768,165
- Issue date Jul 1, 2014
- Xieon Networks S.a.r.l.
- Benoit Clouet
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical node, optical network system, and method for measuring pola...
- Patent number 8,655,185
- Issue date Feb 18, 2014
- Fujitsu Limited
- Takeshi Sakamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for monitoring wavelength-division multiplexed signal
- Patent number 8,548,320
- Issue date Oct 1, 2013
- Lockheed Martin Corporation
- Howard J. Schantz
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Bit error generation system for optical networks
- Patent number 8,488,962
- Issue date Jul 16, 2013
- Verizon Patent and Licensing Inc.
- Scott R. Kotrla
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical communication apparatus and optical wavelength multiplexing...
- Patent number 8,483,560
- Issue date Jul 9, 2013
- NEC Corporation
- Yousuke Miyaji
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical telecommunications network terminal, an installation includ...
- Patent number 8,280,253
- Issue date Oct 2, 2012
- France Telecom
- Naveena Genay
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
High speed in-service optical network testing
- Patent number 8,254,788
- Issue date Aug 28, 2012
- Verizon Patent and Licensing, Inc.
- David Zhi Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Measurement of polarization mode dispersion or differential group d...
- Patent number 8,195,046
- Issue date Jun 5, 2012
- Verizon Patent and Licensing, Inc.
- Tiejun J. Xia
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical signal transmission apparatus
- Patent number 8,131,155
- Issue date Mar 6, 2012
- Hitachi, Ltd.
- Yasuyuki Fukashiro
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transmission apparatus
- Patent number 8,121,486
- Issue date Feb 21, 2012
- Hitachi, Ltd.
- Tetsuya Uda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for monitoring wavelength-division multiplexed signal
- Patent number 8,111,988
- Issue date Feb 7, 2012
- Lockheed Martin Corporation
- Howard J. Schantz
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and system for distributed measurement and compensation of c...
- Patent number 8,014,668
- Issue date Sep 6, 2011
- Alcatel Lucent
- Ping Wai Wan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Integrated polarimeter in an optical line system
- Publication number 20220120615
- Publication date Apr 21, 2022
- CIENA CORPORATION
- Yinqing PEI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
TRANSMISSION DEVICE, TRANSMISSION SYSTEM, AND TRANSMISSION METHOD
- Publication number 20200389231
- Publication date Dec 10, 2020
- Fujitsu Limited
- Makoto HASEGAWA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Integrated polarimeter in an optical line system
- Publication number 20200348181
- Publication date Nov 5, 2020
- CIENA CORPORATION
- Yinqing PEI
- G01 - MEASURING TESTING
Information Patent Application
OPTICAL TRANSMISSION SYSTEM, OPTICAL TRANSMISSION DEVICE AND NETWOR...
- Publication number 20200169320
- Publication date May 28, 2020
- Fujitsu Limited
- Atsushi Kiyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SIGNAL LOOPBACK CIRCUIT AND SIGNAL LOOPBACK METHOD
- Publication number 20190097727
- Publication date Mar 28, 2019
- NEC Corporation
- Satoshi MIKAMI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEM AND METHOD FOR OPTICAL SIGNAL TRANSMISSION
- Publication number 20190052388
- Publication date Feb 14, 2019
- ZTE Corporation
- Jianjun Yu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Wavelength Control Method And Apparatus
- Publication number 20180359046
- Publication date Dec 13, 2018
- Huawei Technologies Co., Ltd
- Wei Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
WAVELENGTH MULTIPLEXING OPTICAL COMMUNICATION DEVICE
- Publication number 20140334812
- Publication date Nov 13, 2014
- Mitsubishi Electric Corporation
- Yuita Noguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
BIT ERROR GENERATION SYSTEM FOR OPTICAL NETWORKS
- Publication number 20130294769
- Publication date Nov 7, 2013
- Scott R. Kotrla
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DETERMINING ASYMMETRIES IN A COMMUNICATION NETWORK
- Publication number 20130202291
- Publication date Aug 8, 2013
- TELEFONAKTIEBOLAGET LM ERICSON (publ)
- Fabio Cavaliere
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND ARRANGEMENT FOR IN SERVICE RAMAN GAIN MEASUREMENT AND MO...
- Publication number 20120177366
- Publication date Jul 12, 2012
- Nokia Siemens Networks Oy
- Benoit Clouet
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD FOR MONITORING WAVELENGTH-DIVISION MULTIPLEXED SIGNAL
- Publication number 20120051741
- Publication date Mar 1, 2012
- Lockheed Martin Corporation
- Howard J. Schantz
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD OF ASSESSING FAILURE IN TRANSMISSION PATH OPTICAL FIBER, AN...
- Publication number 20110317997
- Publication date Dec 29, 2011
- Yoshirou Satou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
BIT ERROR GENERATION SYSTEM FOR OPTICAL NETWORKS
- Publication number 20110268437
- Publication date Nov 3, 2011
- VERIZON PATENT AND LICENSING INC.
- Scott R. Kotrla
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL NODE, OPTICAL NETWORK SYSTEM, AND METHOD FOR MEASURING POLA...
- Publication number 20110229128
- Publication date Sep 22, 2011
- Fujitsu Limited
- Takeshi SAKAMOTO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MEASUREMENT OF POLARIZATION MODE DISPERSION OR DIFFERENTIAL GROUP D...
- Publication number 20110142440
- Publication date Jun 16, 2011
- Verizon Patent and Licensing, Inc.
- Tiejun J. XIA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
HIGH SPEED IN-SERVICE OPTICAL NETWORK TESTING
- Publication number 20110142439
- Publication date Jun 16, 2011
- Verizon Patent and Licensing, Inc.
- David Zhi Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL COMMUNICATION APPARATUS AND OPTICAL WAVELENGTH MULTIPLEXING...
- Publication number 20110008051
- Publication date Jan 13, 2011
- Yousuke MIYAJI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND SYSTEM FOR DISTRIBUTED MEASUREMENT AND COMPENSATION OF C...
- Publication number 20100283996
- Publication date Nov 11, 2010
- Ping Wai WAN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical Signal Transmission Apparatus
- Publication number 20090238563
- Publication date Sep 24, 2009
- Yasuyuki FUKASHIRO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Automatic power restoring method and optical communication system
- Publication number 20090175616
- Publication date Jul 9, 2009
- FUJITSU LIMITED
- Hiroyuki Deguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical transmission apparatus and optical communication system
- Publication number 20090169212
- Publication date Jul 2, 2009
- FUJITSU LIMITED
- Miki Onaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PULSED HIGH LOSS LOOP BACK SIGNALLING SCHEME
- Publication number 20090154919
- Publication date Jun 18, 2009
- AZEA NETWORKS LIMITED
- Steve Desbruslais
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Automatic power restoring method and optical communication system
- Publication number 20080317461
- Publication date Dec 25, 2008
- FUJITSU LIMITED
- Hiroyuki Deguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL TRANSMISSION APPARATUS
- Publication number 20080253763
- Publication date Oct 16, 2008
- Tetsuya Uda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical transmission system with automatic signal level adjustment...
- Publication number 20080159753
- Publication date Jul 3, 2008
- FUJITSU LIMITED
- Hiroaki Tomofuji
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and apparatus for monitoring an optical network signal
- Publication number 20080052583
- Publication date Feb 28, 2008
- SBC Knowledge Ventures L.P.
- Patricia R. Matteson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical telecommunications network terminal, an installation includ...
- Publication number 20080002971
- Publication date Jan 3, 2008
- FRANCE TELECOM
- Naveena Genay
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical network and amplifier node therefore
- Publication number 20070274723
- Publication date Nov 29, 2007
- Steven Ian Pegg
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEM AND METHOD FOR SUBCARRIER MODULATION AS SUPERVISORY CHANNEL
- Publication number 20070274713
- Publication date Nov 29, 2007
- FutureWei Technologies, Inc.
- Yu Sheng Bai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

using a separate wavelength

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Integrated polarimeter in an optical line system

Integrated polarimeter in an optical line system

Optical transmission device and optical transmission method

Transmission device, transmission system, and transmission method

Optical transceiver system

Integrated polarimeter in an optical line system

Proactive channel probing for wavelength switching in optical trans...

Signal loopback circuit and signal loopback method

Wavelength control method and apparatus

Optical fiber polarization multiplexing

Optical add/drop multiplexer and method for adding/dropping optical...

Method and apparatus for providing a differential latency

Determining asymmetries in a communication network

Communications device and method

Out-of band management of fiber optics systems and devices

Determining asymmetries in a communication network

Bit error generation system for optical networks

Optical transmission apparatus and optical communication system

Method and arrangement for in service Raman gain measurement and mo...

Optical node, optical network system, and method for measuring pola...

Method for monitoring wavelength-division multiplexed signal

Bit error generation system for optical networks

Optical communication apparatus and optical wavelength multiplexing...

Optical telecommunications network terminal, an installation includ...

High speed in-service optical network testing

Measurement of polarization mode dispersion or differential group d...

Optical signal transmission apparatus

Optical transmission apparatus

Method for monitoring wavelength-division multiplexed signal

Method and system for distributed measurement and compensation of c...

Patents Applicationslast 30 patents

Integrated polarimeter in an optical line system

TRANSMISSION DEVICE, TRANSMISSION SYSTEM, AND TRANSMISSION METHOD

Integrated polarimeter in an optical line system

OPTICAL TRANSMISSION SYSTEM, OPTICAL TRANSMISSION DEVICE AND NETWOR...

SIGNAL LOOPBACK CIRCUIT AND SIGNAL LOOPBACK METHOD

SYSTEM AND METHOD FOR OPTICAL SIGNAL TRANSMISSION

Wavelength Control Method And Apparatus

WAVELENGTH MULTIPLEXING OPTICAL COMMUNICATION DEVICE

BIT ERROR GENERATION SYSTEM FOR OPTICAL NETWORKS

DETERMINING ASYMMETRIES IN A COMMUNICATION NETWORK

METHOD AND ARRANGEMENT FOR IN SERVICE RAMAN GAIN MEASUREMENT AND MO...

METHOD FOR MONITORING WAVELENGTH-DIVISION MULTIPLEXED SIGNAL

METHOD OF ASSESSING FAILURE IN TRANSMISSION PATH OPTICAL FIBER, AN...

BIT ERROR GENERATION SYSTEM FOR OPTICAL NETWORKS

OPTICAL NODE, OPTICAL NETWORK SYSTEM, AND METHOD FOR MEASURING POLA...

MEASUREMENT OF POLARIZATION MODE DISPERSION OR DIFFERENTIAL GROUP D...

HIGH SPEED IN-SERVICE OPTICAL NETWORK TESTING

OPTICAL COMMUNICATION APPARATUS AND OPTICAL WAVELENGTH MULTIPLEXING...

METHOD AND SYSTEM FOR DISTRIBUTED MEASUREMENT AND COMPENSATION OF C...

Optical Signal Transmission Apparatus

Automatic power restoring method and optical communication system

Optical transmission apparatus and optical communication system

PULSED HIGH LOSS LOOP BACK SIGNALLING SCHEME

Automatic power restoring method and optical communication system

OPTICAL TRANSMISSION APPARATUS

Optical transmission system with automatic signal level adjustment...

Method and apparatus for monitoring an optical network signal

Optical telecommunications network terminal, an installation includ...

Optical network and amplifier node therefore

SYSTEM AND METHOD FOR SUBCARRIER MODULATION AS SUPERVISORY CHANNEL