Compensation of polarization related effects, e.g., PMD, PDL

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CPC
H04B10/6162

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Parent Industries

HELECTRICITY H04Electric communication H04BTRANSMISSION H04B10/00Transmission systems employing electromagnetic waves other than radio-waves

Current Industry

H04B10/6162Compensation of polarization related effects, e.g., PMD, PDL

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Optical receiving device and optical receiving method
- Patent number 12,160,274
- Issue date Dec 3, 2024
- Nippon Telegraph and Telephone Corporation
- Ryo Igarashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Probabilistic shaping techniques for high performance coherent opti...
- Patent number 12,081,274
- Issue date Sep 3, 2024
- MARVELL ASIA PTE. LTD.
- Damian Alfonso Morero
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Signal processing method and apparatus, and coherent receiver
- Patent number 12,081,275
- Issue date Sep 3, 2024
- Huawei Technologies Co., Ltd.
- Dmitry Anatolievich Dolgikh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Coherent detection with optimised local oscillator
- Patent number 12,028,115
- Issue date Jul 2, 2024
- ORANGE
- Philippe Chanclou
- 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
Optical receiver including constrained frequency-domain circuitry w...
- Patent number 11,996,896
- Issue date May 28, 2024
- MARVELL ASIA PTE. LTD.
- Mario Rafael Hueda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods for analog electronic polarization control for...
- Patent number 11,990,941
- Issue date May 21, 2024
- Maxim Integrated Products, Inc.
- Charles John Razzell
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Photonic integrated circuit with independent unit cells having mult...
- Patent number 11,962,350
- Issue date Apr 16, 2024
- Raytheon Company
- Stephen P. Palese
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electronic devices with high frequency polarization optimization
- Patent number 11,956,023
- Issue date Apr 9, 2024
- Apple Inc.
- Bertram R Gunzelmann
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Tap centerer method and structure for coherent optical receiver
- Patent number 11,901,952
- Issue date Feb 13, 2024
- MARVELL ASIA PTE. LTD.
- Mario R. Hueda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transmission system and characteristic estimation method
- Patent number 11,901,953
- Issue date Feb 13, 2024
- Nippon Telegraph and Telephone Corporation
- Takeo Sasai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods for carrier phase recovery
- Patent number 11,863,297
- Issue date Jan 2, 2024
- Cable Television Laboratories, Inc.
- Junwen Zhang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Analog coherent signal processing systems and methods
- Patent number 11,811,460
- Issue date Nov 7, 2023
- Maxim Integrated Products, Inc.
- Charles Razzell
- 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
Optical demultiplexing device and transmission device
- Patent number 11,791,906
- Issue date Oct 17, 2023
- Fujitsu Limited
- Tomoyuki Akiyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Polarization change tracking apparatus, processing apparatus for re...
- Patent number 11,777,613
- Issue date Oct 3, 2023
- Fujitsu Limited
- Jingnan Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for nonlinear compensation of coherent high-capacity high-or...
- Patent number 11,777,612
- Issue date Oct 3, 2023
- Soochow University
- Mingyi Gao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Self-coherent receiver based on single delay interferometer
- Patent number 11,757,534
- Issue date Sep 12, 2023
- BEIJING ZHONGKE GUOGUANG QUANTUM TECH. CO., LTD.
- Yibo Zhao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems, devices, and methods for dual polarization recovery
- Patent number 11,757,558
- Issue date Sep 12, 2023
- Mellanox Technologies, Ltd.
- Segev Zarkovsky
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Probabilistic shaping techniques for high performance coherent opti...
- Patent number 11,683,101
- Issue date Jun 20, 2023
- Marvell Asia Pte, Ltd.
- Damian Alfonso Morero
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods for carrier phase recovery
- Patent number 11,646,813
- Issue date May 9, 2023
- Cable Television Laboratories, Inc.
- Zhensheng Jia
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Polarization recovery apparatus and method thereof and optical rece...
- Patent number 11,626,930
- Issue date Apr 11, 2023
- Fujitsu Limited
- Jingnan Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Chromatic dispersion equalizer adaption systems and methods
- Patent number 11,621,782
- Issue date Apr 4, 2023
- Maxim Integrated Products, Inc.
- Charles Razzell
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
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
Integrated coherent receiver for distributed fiber sensing apparatus
- Patent number 11,552,702
- Issue date Jan 10, 2023
- Fiber Sense Limited
- Gideon Yoffe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Low power coherent receiver for short-reach optical communication
- Patent number 11,476,947
- Issue date Oct 18, 2022
- Google LLC
- Xiang Zhou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Tap centerer method and structure for coherent optical receiver
- Patent number 11,424,834
- Issue date Aug 23, 2022
- MARVELL ASIA PTE. LTD.
- Mario R. Hueda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods for carrier phase recovery
- Patent number 11,387,929
- Issue date Jul 12, 2022
- Cable Television Laboratories, Inc.
- Junwen Zhang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
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
Tap stabilizer method and structure for coherent optical receiver
- Patent number 11,368,229
- Issue date Jun 21, 2022
- Marvell Asia Pte, Ltd.
- Mario R. Hueda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
DIGITAL SIGNAL PROCESSING CIRCUIT, METHOD, RECEIVER, AND COMMUNICAT...
- Publication number 20250038858
- Publication date Jan 30, 2025
- NEC Corporation
- Masaki Sato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
POLARIZATION FLUCTUATION MONITORING APPARATUS, COMMUNICATION SYSTEM...
- Publication number 20250007618
- Publication date Jan 2, 2025
- NEC Corporation
- Yusuke SASAKI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COHERENT OPTICAL COMMUNICATION SYSTEM USING POLARIZATION TIME BLOCK...
- Publication number 20240187105
- Publication date Jun 6, 2024
- ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
- Jung-yeol OH
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL RELAY APPARATUS, OPTICAL TRANSMISSION SYSTEM, AND OPTICAL R...
- Publication number 20240129041
- Publication date Apr 18, 2024
- NEC Corporation
- Hidemi Noguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD FOR POLARIZATION COMPENSATION AND FREE-SPACE OPTICAL COMMUNI...
- Publication number 20240063918
- Publication date Feb 22, 2024
- AIRBUS SAS
- Nils HELLERHOFF
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Coherent receiver with polarization diversity clock detection
- Publication number 20240063917
- Publication date Feb 22, 2024
- Marvell Asia Pte Ltd.
- Chen Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ADAPTIVE EQUALIZER, STEP SIZE DERIVATION METHOD AND PROGRAM
- Publication number 20240007195
- Publication date Jan 4, 2024
- Nippon Telegraph and Telephone Corporation
- Kengo HORIKOSHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
INTEGRATED COHERENT RECEIVER FOR DISTRIBUTED FIBER SENSING APPARATUS
- Publication number 20230421255
- Publication date Dec 28, 2023
- Fiber Sense Limited
- Gideon Yoffe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Electronic Devices with High Frequency Polarization Optimization
- Publication number 20230396341
- Publication date Dec 7, 2023
- Apple Inc.
- Bertram R Gunzelmann
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PHOTONIC INTEGRATED CIRCUIT WITH INDEPENDENT UNIT CELLS HAVING MULT...
- Publication number 20230291480
- Publication date Sep 14, 2023
- Raytheon Company
- Stephen P. Palese
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL RECEIVING DEVICE AND OPTICAL RECEIVING METHOD
- Publication number 20230198630
- Publication date Jun 22, 2023
- Nippon Telegraph and Telephone Corporation
- Ryo IGARASHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD FOR NONLINEAR COMPENSATION OF COHERENT HIGH-CAPACITY HIGH-OR...
- Publication number 20230179307
- Publication date Jun 8, 2023
- SOOCHOW UNIVERSITY
- Mingyi GAO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SIGNAL PROCESSING METHOD AND APPARATUS, AND COHERENT RECEIVER
- Publication number 20230163857
- Publication date May 25, 2023
- Huawei Technologies Co., Ltd
- Dmitry Anatolievich Dolgikh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL TRANSMISSION SYSTEM AND CHARACTERISTIC ESTIMATION METHOD
- Publication number 20230106338
- Publication date Apr 6, 2023
- Nippon Telegraph and Telephone Corporation
- Takeo SASAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Electronic Devices with High Frequency Polarization Optimization
- Publication number 20230101322
- Publication date Mar 30, 2023
- Apple Inc.
- Bertram R Gunzelmann
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SYSTEMS, DEVICES, AND METHODS FOR DUAL POLARIZATION RECOVERY
- Publication number 20230090061
- Publication date Mar 23, 2023
- MELLANOX TECHNOLOGIES, LTD.
- Segev Zarkovsky
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL DEMULTIPLEXING DEVICE AND TRANSMISSION DEVICE
- Publication number 20230064847
- Publication date Mar 2, 2023
- FUJITSU LIMITED
- Tomoyuki Akiyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TAP CENTERER METHOD AND STRUCTURE FOR COHERENT OPTICAL RECEIVER
- Publication number 20220393772
- Publication date Dec 8, 2022
- Marvell Asia Pte Ltd.
- Mario R. HUEDA
- 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
Coherent detection with optimised local oscillator
- Publication number 20220271844
- Publication date Aug 25, 2022
- ORANGE
- Philippe Chanclou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
POLARIZATION CHANGE TRACKING APPARATUS, PROCESSING APPARATUS FOR RE...
- Publication number 20220255631
- Publication date Aug 11, 2022
- Fujitsu Limited
- Jingnan LI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
POLARIZATION RECOVERY APPARATUS AND METHOD THEREOF AND OPTICAL RECE...
- Publication number 20220255630
- Publication date Aug 11, 2022
- Fujitsu Limited
- Jingnan LI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CHROMATIC DISPERSION EQUALIZER ADAPTION SYSTEMS AND METHODS
- Publication number 20220255629
- Publication date Aug 11, 2022
- Maxim Integrated Products, Inc.
- Charles Razzell
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ANALOG COHERENT SIGNAL PROCESSING SYSTEMS AND METHODS
- Publication number 20220149955
- Publication date May 12, 2022
- Maxim Integrated Products, Inc.
- Charles Razzell
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL RECEIVER INCLUDING CONSTRAINED FREQUENCY-DOMAIN CIRCUITRY W...
- Publication number 20220116120
- Publication date Apr 14, 2022
- Mario Rafael HUEDA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MODULATION FORMATS WITH FRACTIONAL SPECTRAL EFFICIENCY
- Publication number 20220085894
- Publication date Mar 17, 2022
- CIENA CORPORATION
- Shahab OVEIS GHARAN
- 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
INTEGRATED COHERENT RECEIVER FOR DISTRIBUTED FIBER SENSING APPARATUS
- Publication number 20210336695
- Publication date Oct 28, 2021
- Gideon Yoffe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
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
DIGITAL COHERENT RECEIVER AND DIGITAL COHERENT RECEIVING METHOD
- Publication number 20210218476
- Publication date Jul 15, 2021
- Nippon Telegraph and Telephone Corporation
- Akira MASUDA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Compensation of polarization related effects, e.g., PMD, PDL

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Optical receiving device and optical receiving method

Probabilistic shaping techniques for high performance coherent opti...

Signal processing method and apparatus, and coherent receiver

Coherent detection with optimised local oscillator

Adaptive equalizer, equalization method, and optical communication...

Optical receiver including constrained frequency-domain circuitry w...

Systems and methods for analog electronic polarization control for...

Photonic integrated circuit with independent unit cells having mult...

Electronic devices with high frequency polarization optimization

Tap centerer method and structure for coherent optical receiver

Optical transmission system and characteristic estimation method

Systems and methods for carrier phase recovery

Analog coherent signal processing systems and methods

Signal processing apparatus, signal processing method, and program

Optical demultiplexing device and transmission device

Polarization change tracking apparatus, processing apparatus for re...

Method for nonlinear compensation of coherent high-capacity high-or...

Self-coherent receiver based on single delay interferometer

Systems, devices, and methods for dual polarization recovery

Probabilistic shaping techniques for high performance coherent opti...

Systems and methods for carrier phase recovery

Polarization recovery apparatus and method thereof and optical rece...

Chromatic dispersion equalizer adaption systems and methods

Adaptive equalization device, adaptive equalization method, and com...

Integrated coherent receiver for distributed fiber sensing apparatus

Low power coherent receiver for short-reach optical communication

Tap centerer method and structure for coherent optical receiver

Systems and methods for carrier phase recovery

Enhancement of optical communications and optical fiber performance

Tap stabilizer method and structure for coherent optical receiver

Patents Applicationslast 30 patents

DIGITAL SIGNAL PROCESSING CIRCUIT, METHOD, RECEIVER, AND COMMUNICAT...

POLARIZATION FLUCTUATION MONITORING APPARATUS, COMMUNICATION SYSTEM...

COHERENT OPTICAL COMMUNICATION SYSTEM USING POLARIZATION TIME BLOCK...

OPTICAL RELAY APPARATUS, OPTICAL TRANSMISSION SYSTEM, AND OPTICAL R...

METHOD FOR POLARIZATION COMPENSATION AND FREE-SPACE OPTICAL COMMUNI...

Coherent receiver with polarization diversity clock detection

ADAPTIVE EQUALIZER, STEP SIZE DERIVATION METHOD AND PROGRAM

INTEGRATED COHERENT RECEIVER FOR DISTRIBUTED FIBER SENSING APPARATUS

Electronic Devices with High Frequency Polarization Optimization

PHOTONIC INTEGRATED CIRCUIT WITH INDEPENDENT UNIT CELLS HAVING MULT...

OPTICAL RECEIVING DEVICE AND OPTICAL RECEIVING METHOD

METHOD FOR NONLINEAR COMPENSATION OF COHERENT HIGH-CAPACITY HIGH-OR...

SIGNAL PROCESSING METHOD AND APPARATUS, AND COHERENT RECEIVER

OPTICAL TRANSMISSION SYSTEM AND CHARACTERISTIC ESTIMATION METHOD

Electronic Devices with High Frequency Polarization Optimization

SYSTEMS, DEVICES, AND METHODS FOR DUAL POLARIZATION RECOVERY

OPTICAL DEMULTIPLEXING DEVICE AND TRANSMISSION DEVICE

TAP CENTERER METHOD AND STRUCTURE FOR COHERENT OPTICAL RECEIVER

SIGNAL PROCESSING APPARATUS, SIGNAL PROCESSING METHOD, AND PROGRAM

Coherent detection with optimised local oscillator

POLARIZATION CHANGE TRACKING APPARATUS, PROCESSING APPARATUS FOR RE...

POLARIZATION RECOVERY APPARATUS AND METHOD THEREOF AND OPTICAL RECE...

CHROMATIC DISPERSION EQUALIZER ADAPTION SYSTEMS AND METHODS

ANALOG COHERENT SIGNAL PROCESSING SYSTEMS AND METHODS

OPTICAL RECEIVER INCLUDING CONSTRAINED FREQUENCY-DOMAIN CIRCUITRY W...

MODULATION FORMATS WITH FRACTIONAL SPECTRAL EFFICIENCY

ADAPTIVE EQUALIZATION DEVICE, ADAPTIVE EQUALIZATION METHOD, AND COM...

INTEGRATED COHERENT RECEIVER FOR DISTRIBUTED FIBER SENSING APPARATUS

Polarization-Dependent Loss Determining Method, Detection System, a...

DIGITAL COHERENT RECEIVER AND DIGITAL COHERENT RECEIVING METHOD