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due to polarisation mode dispersion [PMD]
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H04B10/2569
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ELECTRICITY
H04
Electric communication
H04B
TRANSMISSION
H04B10/00
Transmission systems employing electromagnetic waves other than radio-waves
Current Industry
H04B10/2569
due to polarisation mode dispersion [PMD]
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Patents Grants
last 30 patents
Information
Patent Grant
Mitigation of polarization impairments in optical fiber link
Patent number
12,164,160
Issue date
Dec 10, 2024
Ayar Labs, Inc.
John Fini
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Polarization dependent loss mitigation
Patent number
12,155,412
Issue date
Nov 26, 2024
Jonas Geyer
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Adaptive equalizer, adaptive equalization method, and optical commu...
Patent number
12,040,834
Issue date
Jul 16, 2024
NTT INNOVATIVE DEVICES CORPORATION
Tomohiro Takamuku
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Adaptive equalizer, equalization method, and optical communication...
Patent number
12,028,109
Issue date
Jul 2, 2024
NTT Innovative Devices Corporation
Tomohiro Takamuku
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Polarization scrambler using a retardance element
Patent number
12,007,631
Issue date
Jun 11, 2024
Viavi Solutions Inc.
Joshua Philipson
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for receiving and sending signal in optical communication, o...
Patent number
11,984,929
Issue date
May 14, 2024
Huawei Technologies Co., Ltd.
Ling Liu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Signal processing apparatus, signal processing method, and program
Patent number
11,799,547
Issue date
Oct 24, 2023
Nippon Telegraph and Telephone Corporation
Kengo Horikoshi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Polarization scrambler using a retardance element
Patent number
11,754,862
Issue date
Sep 12, 2023
Viavi Solutions Inc.
Joshua Philipson
G02 - OPTICS
Information
Patent Grant
Optical DSP operating at half-baud rate with full data rate converters
Patent number
11,750,287
Issue date
Sep 5, 2023
Ciena Corporation
Sadok Aouini
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Adaptive equalization device, adaptive equalization method, and com...
Patent number
11,611,395
Issue date
Mar 21, 2023
NTT Electronics Corporation
Tomohiro Takamuku
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Polarization scrambler using a retardance element
Patent number
11,526,035
Issue date
Dec 13, 2022
Viavi Solutions Inc.
Joshua Philipson
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communications system using pulse divider and associated methods
Patent number
11,502,758
Issue date
Nov 15, 2022
Eagle Technology, LLC
Victor G. Bucklew
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus and method for monitoring polarization change
Patent number
11,463,172
Issue date
Oct 4, 2022
Fujitsu Limited
Jingnan Li
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Dual polarization unit for coherent transceiver or receiver
Patent number
11,456,805
Issue date
Sep 27, 2022
Mellanox Technologies, Ltd.
Don Becker
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Functional panel, method for manufacturing the same and terminal
Patent number
11,423,825
Issue date
Aug 23, 2022
CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
Ying Zhang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Enhancement of optical communications and optical fiber performance
Patent number
11,368,218
Issue date
Jun 21, 2022
AT&T Intellectual Property I, L.P.
James Gordon Beattie
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Polarization dependent loss (PDL) compensation systems
Patent number
11,368,219
Issue date
Jun 21, 2022
Raytheon Applied Signal Technology, Inc.
Vincent Wolff
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Polarization-dependent loss determining method, detection system, a...
Patent number
11,343,010
Issue date
May 24, 2022
Huawei Technologies Co., Ltd.
Wei Jia
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Signal transmission method and apparatus, and display device
Patent number
11,335,238
Issue date
May 17, 2022
CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
Xianyong Gao
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Feedback equalization with delay compensation
Patent number
11,233,568
Issue date
Jan 25, 2022
Ciena Corporation
Shahab Oveis Gharan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Panel, manufacturing method thereof, and terminal
Patent number
11,227,532
Issue date
Jan 18, 2022
CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
Xianyong Gao
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Clock phase recovery apparatus and method, and chip
Patent number
11,212,070
Issue date
Dec 28, 2021
Huawei Technologies Co., Ltd.
Wentong Wan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Chromatic dispersion compensation
Patent number
11,206,085
Issue date
Dec 21, 2021
Telefonaktiebolaget LM Ericsson (publ)
Fabio Cavaliere
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Signal transmitting method, signal receiving method, and related de...
Patent number
10,958,352
Issue date
Mar 23, 2021
HUAWEI TECHNOLOGIES CO., LTD.
Yuanda Huang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Enhancement of optical communications and optical fiber performance
Patent number
10,931,376
Issue date
Feb 23, 2021
AT&T Intellectual Property I, L.P.
James Gordon Beattie
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical transmission method and optical transmission system
Patent number
10,812,188
Issue date
Oct 20, 2020
Mitsubishi Electric Corporation
Tsuyoshi Yoshida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Adaptive optical modem configuration based on operating conditions
Patent number
10,749,602
Issue date
Aug 18, 2020
Ciena Corporation
Douglas W. Charlton
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Receiver and data receiving method
Patent number
10,630,419
Issue date
Apr 21, 2020
Huawei Technologies Co., Ltd.
Xie Wang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for implementing turbo equalization compensation, turbo equa...
Patent number
10,574,263
Issue date
Feb 25, 2020
Huawei Technologies Co., Ltd.
Deyuan Chang
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Fibre-optic communication based on dual-rail and polarization encoding
Patent number
10,574,449
Issue date
Feb 25, 2020
Nokia Technologies Oy
David Bitauld
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
CONTROL DEVICE, COMPENSATION DEVICE, PROGRAM, AND CONTROL METHOD
Publication number
20250015894
Publication date
Jan 9, 2025
MEIJI UNIVERSITY
Shiro RYU
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEM AND METHOD FOR REDUCING POLARIZATION DEPENDENT LOSS IN AN OP...
Publication number
20240243811
Publication date
Jul 18, 2024
Huawei Technologies Co., Ltd
Zhiping JIANG
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSCEIVER, OPTICAL COMMUNICATION APPARATUS, OPTICAL COMMU...
Publication number
20240031027
Publication date
Jan 25, 2024
Fujitsu Limited
Taizo MAEDA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
POLARIZATION SCRAMBLER USING A RETARDANCE ELEMENT
Publication number
20240019721
Publication date
Jan 18, 2024
VIAVI SOLUTIONS INC.
Joshua PHILIPSON
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
POLARIZATION-DIVERSITY OPTICAL POWER SUPPLY
Publication number
20230254046
Publication date
Aug 10, 2023
Nubis Communications, Inc.
Peter Johannes Winzer
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ADAPTIVE EQUALIZER, EQUALIZATION METHOD, AND OPTICAL COMMUNICATION...
Publication number
20230170994
Publication date
Jun 1, 2023
NTT ELECTRONICS CORPORATION
Tomohiro TAKAMUKU
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DEVICES TO MITIGATE POLARIZATION MODE DISPERSION
Publication number
20230155682
Publication date
May 18, 2023
RANOVUS INC.
Dylan LOGAN
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICALLY-STEERED RF IMAGING RECEIVER USING PHOTONIC SPATIAL BEAM P...
Publication number
20230110986
Publication date
Apr 13, 2023
Raytheon Company
Gerald P. Uyeno
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
POLARIZATION SCRAMBLER USING A RETARDANCE ELEMENT
Publication number
20230105391
Publication date
Apr 6, 2023
VIAVI SOLUTIONS INC.
Joshua PHILIPSON
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
FULL CONTROL OF POLARISATION IN FIBRE DELIVERED LIGHT FOR HARSH ENV...
Publication number
20230077503
Publication date
Mar 16, 2023
National Research Council of Canada
Louis GAUDREAU
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical DSP operating at half-baud rate with full data rate converters
Publication number
20220385365
Publication date
Dec 1, 2022
CIENA CORPORATION
Sadok Aouini
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SIGNAL PROCESSING APPARATUS, SIGNAL PROCESSING METHOD, AND PROGRAM
Publication number
20220303003
Publication date
Sep 22, 2022
Nippon Telegraph and Telephone Corporation
Kengo HORIKOSHI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ADAPTIVE EQUALIZER, ADAPTIVE EQUALIZATION METHOD, AND OPTICAL COMMU...
Publication number
20220303012
Publication date
Sep 22, 2022
NTT ELECTRONICS CORPORATION
Tomohiro TAKAMUKU
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMMUNICATIONS SYSTEM USING PULSE DIVIDER AND ASSOCIATED METHODS
Publication number
20220271846
Publication date
Aug 25, 2022
Eagle Technology, LLC
Victor G. BUCKLEW
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DUAL POLARIZATION UNIT FOR COHERENT TRANSCEIVER OR RECEIVER
Publication number
20220190929
Publication date
Jun 16, 2022
MELLANOX TECHNOLOGIES, LTD.
Don Becker
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
POLARIZATION DEPENDENT LOSS (PDL) COMPENSATION SYSTEMS
Publication number
20220166513
Publication date
May 26, 2022
RAYTHEON APPLIED SIGNAL TECHNOLOGY, INC.
Vincent Wolff
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Mitigation of Polarization Impairments in Optical Fiber Link
Publication number
20220155538
Publication date
May 19, 2022
Ayar Labs, Inc.
John Fini
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
APPARATUS AND METHOD FOR MONITORING POLARIZATION CHANGE
Publication number
20220149941
Publication date
May 12, 2022
Fujitsu Limited
Jingnan LI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD FOR RECEIVING AND SENDING SIGNAL IN OPTICAL COMMUNICATION, O...
Publication number
20220103256
Publication date
Mar 31, 2022
Huawei Technologies Co., Ltd
Ling LIU
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ADAPTIVE EQUALIZATION DEVICE, ADAPTIVE EQUALIZATION METHOD, AND COM...
Publication number
20210344424
Publication date
Nov 4, 2021
NTT ELECTRONICS CORPORATION
Tomohiro TAKAMUKU
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DISTRIBUTED FIBER OPTIC SENSING OF TEMPERATURE USING A POLARIZATION...
Publication number
20210318182
Publication date
Oct 14, 2021
NEC Laboratories America, Inc.
Yaowen LI
G01 - MEASURING TESTING
Information
Patent Application
Polarization-Dependent Loss Determining Method, Detection System, a...
Publication number
20210320742
Publication date
Oct 14, 2021
Huawei Technologies Co., Ltd
Wei Jia
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Chromatic Dispersion Compensation
Publication number
20210194587
Publication date
Jun 24, 2021
Telefonaktiebolaget LM Ericsson (publ)
Fabio Cavaliere
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ENHANCEMENT OF OPTICAL COMMUNICATIONS AND OPTICAL FIBER PERFORMANCE
Publication number
20210143909
Publication date
May 13, 2021
AT&T INTELLECTUAL PROPERTY I, L.P.
James Gordon Beattie
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CLOCK PHASE RECOVERY APPARATUS AND METHOD, AND CHIP
Publication number
20210028920
Publication date
Jan 28, 2021
Huawei Technologies Co., Ltd
Wentong WAN
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
POLARIZATION SCRAMBLER USING A RETARDANCE ELEMENT
Publication number
20200387015
Publication date
Dec 10, 2020
VIAVI Solutions Inc.
Joshua PHILIPSON
G02 - OPTICS
Information
Patent Application
ENHANCEMENT OF OPTICAL COMMUNICATIONS AND OPTICAL FIBER PERFORMANCE
Publication number
20200350990
Publication date
Nov 5, 2020
AT&T INTELLECTUAL PROPERTY I, L.P.
James Gordon Beattie
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSMISSION METHOD AND OPTICAL TRANSMISSION SYSTEM
Publication number
20200145102
Publication date
May 7, 2020
Mitsubishi Electric Corporation
Tsuyoshi YOSHIDA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
POLARIZATION STATE SCRAMBLER
Publication number
20200064662
Publication date
Feb 27, 2020
Arizona Board of Regents on behalf of The University of Arizona
Stanley Pau
G02 - OPTICS
Information
Patent Application
SIGNAL TRANSMITTING METHOD, SIGNAL RECEIVING METHOD, AND RELATED DE...
Publication number
20190342008
Publication date
Nov 7, 2019
Huawei Technologies Co., Ltd
Yuanda HUANG
H04 - ELECTRIC COMMUNICATION TECHNIQUE