Estimation of the phase of the received optical signal, phase error estimation or phase error correction

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H04B10/6165

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Parent Industries

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

Current Industry

H04B10/6165Estimation of the phase of the received optical signal, phase error estimation or phase error correction

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Phase difference distribution estimation method and phase differenc...
- Patent number 12,206,450
- Issue date Jan 21, 2025
- Nippon Telegraph and Telephone Corporation
- Yohei Katayama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
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
Coherent receiver having low VOA-induced phase changes
- Patent number 12,149,291
- Issue date Nov 19, 2024
- Ciena Corporation
- Michel Poulin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Data processing device and data processing method
- Patent number 12,126,359
- Issue date Oct 22, 2024
- Saturn Licensing LLC
- Ryoji Ikegaya
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method for transmitting data by a spacecraft comprising a laser tra...
- Patent number 12,126,380
- Issue date Oct 22, 2024
- AIRBUS DEFENCE AND SPACE SAS
- Mehdi Ghezal
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
On-chip adaptive optical receiver system, optical chip, and communi...
- Patent number 12,107,634
- Issue date Oct 1, 2024
- PENG CHENG LABORATORY
- Caiming Sun
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical coherent receiver having an optical hybrid configuration wi...
- Patent number 12,101,126
- Issue date Sep 24, 2024
- Lumentum Technology UK Limited
- Shibnath Pathak
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Frequency deviation compensation scheme and frequency deviation com...
- Patent number 12,088,350
- Issue date Sep 10, 2024
- NEC Corporation
- Daisaku Ogasahara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Mitigation of equalization-enhanced phase noise in a coherent optic...
- Patent number 12,081,273
- Issue date Sep 3, 2024
- Nokia Solutions and Networks Oy
- Vahid Aref
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical coherent receiver on a chip
- Patent number 12,081,276
- Issue date Sep 3, 2024
- Intel Corporation
- Meer Nazmus Sakib
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Signal reconstruction
- Patent number 12,074,647
- Issue date Aug 27, 2024
- SOLANIUM LABS LTD.
- Albert Gorshtein
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Methods and apparatus for sub-carrier interleaving to improve overa...
- Patent number 12,057,934
- Issue date Aug 6, 2024
- Infinera Corporation
- Sandy Thomson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Coefficient update amount output device, coefficient update device,...
- Patent number 12,009,868
- Issue date Jun 11, 2024
- NEC Corporation
- Manabu Arikawa
- 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
Vibration detection using phase recovered from an optical transpond...
- Patent number 11,982,552
- Issue date May 14, 2024
- NEC Corporation
- Ezra Ip
- G01 - MEASURING TESTING
Information Patent Grant
Algorithmic correction for optical cross-coupling
- Patent number 11,984,935
- Issue date May 14, 2024
- X Development LLC
- Paul Csonka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Chromatic dispersion estimation method for coherent optical network
- Patent number 11,984,928
- Issue date May 14, 2024
- Cable Television Laboratories, Inc.
- Junwen Zhang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Widely scalable, modular phase control of optical channels
- Patent number 11,942,695
- Issue date Mar 26, 2024
- Phase Sensitive Innovations, Inc.
- Amjed Hallak
- 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
Systems and methods for carrier phase recovery
- Patent number 11,881,899
- Issue date Jan 23, 2024
- Cable Television Laboratories, Inc.
- Haipeng Zhang
- 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
Optical coherent transceiver and filter adjustment method
- Patent number 11,855,703
- Issue date Dec 26, 2023
- Fujitsu Limited
- Norifumi Shukunami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Phase correction in high speed coherent optical communication
- Patent number 11,817,909
- Issue date Nov 14, 2023
- SOLANIUM LABS LTD.
- Or Vidal
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Receiver and system for transporting and demodulating complex optic...
- Patent number 11,791,904
- Issue date Oct 17, 2023
- Raytheon Company
- Andrew Kowalevicz
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Technology for optical modulator evaluation on basis of phase recovery
- Patent number 11,791,905
- Issue date Oct 17, 2023
- National Institute of Information and Communications Technology
- Yuki Yoshida
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Frequency deviation compensation scheme and frequency deviation com...
- Patent number 11,750,298
- Issue date Sep 5, 2023
- NEC Corporation
- Daisaku Ogasahara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical frequency comb based coherent phase recovery simplification
- Patent number 11,750,357
- Issue date Sep 5, 2023
- Cable Television Laboratories, Inc.
- Haipeng Zhang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Circuit for detecting low-power optical data signal
- Patent number 11,740,406
- Issue date Aug 29, 2023
- MARVELL ASIA PTE. LTD.
- Jie Lin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods for phase compensation
- Patent number 11,736,199
- Issue date Aug 22, 2023
- Cable Television Laboratories, Inc.
- Junwen Zhang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transmission device and likelihood generation circuit
- Patent number 11,736,127
- Issue date Aug 22, 2023
- Mitsubishi Electric Corporation
- Yoshiaki Konishi
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
TRANSMISSION LINE PARAMETER ESTIMATION APPARATUS AND TRANSMISSION L...
- Publication number 20250062835
- Publication date Feb 20, 2025
- Fujitsu Limited
- Ryu SHINZAKI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Coherent receiver having low VOA-induced phase changes
- Publication number 20250038859
- Publication date Jan 30, 2025
- CIENA CORPORATION
- Michel Poulin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ESTIMATION METHOD, OPTICAL RECEIVING APPARATUS, AND COMPUTER PROGRAM
- Publication number 20250038860
- Publication date Jan 30, 2025
- Nippon Telegraph and Telephone Corporation
- Kyo MINOGUCHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL COHERENT RECEIVER HAVING AN OPTICAL HYBRID CONFIGURATION WI...
- Publication number 20250015897
- Publication date Jan 9, 2025
- Lumentum Technology UK Limited
- Shibnath PATHAK
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SAMPLING RATE CONVERTER, SAMPLING RATE CONVERSION METHOD, AND COMMU...
- Publication number 20240421799
- Publication date Dec 19, 2024
- NTT Innovative Devices Corporation
- Masashi SUZUKI
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
FREQUENCY DEVIATION COMPENSATION SCHEME AND FREQUENCY DEVIATION COM...
- Publication number 20240396640
- Publication date Nov 28, 2024
- NEC Corporation
- Daisaku OGASAHARA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL COHERENT RECEIVER ON A CHIP
- Publication number 20240388366
- Publication date Nov 21, 2024
- Intel Corporation
- Meer Nazmus Sakib
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
WAVEFRONT CORRECTION FOR FREE-SPACE OPTICAL COMMUNICATIONS
- Publication number 20240364423
- Publication date Oct 31, 2024
- University of Central Florida Research Foundation, Inc.
- GUIFANG LI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COHERENT OPTICAL RECEIVER WITH TUNABLE LOCAL OSCILLATOR
- Publication number 20240364426
- Publication date Oct 31, 2024
- Nokia Solutions and Networks Oy
- Brian Stern
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL RECEIVER AND OPTICAL RECEPTION METHOD
- Publication number 20240356655
- Publication date Oct 24, 2024
- Mitsubishi Electric Corporation
- Keisuke MATSUDA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL SIGNAL SENDING METHOD, PILOT RECEIVER, AND TRANSMITTER
- Publication number 20240322912
- Publication date Sep 26, 2024
- Huawei Technologies Co., Ltd
- Lin Gan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL COHERENT RECEIVER HAVING AN OPTICAL HYBRID CONFIGURATION WI...
- Publication number 20240305383
- Publication date Sep 12, 2024
- Lumentum Technology UK Limited
- Shibnath PATHAK
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD FOR TRANSMITTING DATA BY A SPACECRAFT COMPRISING A LASER TRA...
- Publication number 20240275488
- Publication date Aug 15, 2024
- AIRBUS DEFENCE AND SPACE SAS
- Mehdi GHEZAL
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Coherent Optical Receiver
- Publication number 20240250755
- Publication date Jul 25, 2024
- Nippon Telegraph and Telephone Corporation
- Mitsumasa Nakajima
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Widely Scalable, Modular Phase Control of Optical Channels
- Publication number 20240235019
- Publication date Jul 11, 2024
- Phase Sensitive Innovations, Inc
- Amjed Hallak
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PHASE SHIFTER FOR LOW OPTICAL LOSS IN OPTICAL COMMUNICATIONS SYSTEMS
- Publication number 20240201523
- Publication date Jun 20, 2024
- X Development LLC
- Simon Bilodeau
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
FREQUENCY OFFSET ESTIMATION APPARATUS, RECEIVING APPARATUS, FREQUEN...
- Publication number 20240187107
- Publication date Jun 6, 2024
- Nippon Telegraph and Telephone Corporation
- Kengo HORIKOSHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COHERENT DETECTION METHOD, APPARATUS, AND SYSTEM
- Publication number 20240187106
- Publication date Jun 6, 2024
- ZTE Corporation
- Jingsong BEI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
IMPROVEMENTS TO NETWORK SYNCHRONIZATION
- Publication number 20240178922
- Publication date May 30, 2024
- British Telecommunications public limited company
- Marco MENCHETTI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND A DEVICE FOR CARRIER RECOVERY
- Publication number 20240171287
- Publication date May 23, 2024
- FUNDACIÓ INSTITIT DE CIÈNCES FOTÒINIQUES
- Saeed GHASEMI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ALGORITHMIC CORRECTION FOR OPTICAL CROSS-COUPLING
- Publication number 20240097797
- Publication date Mar 21, 2024
- X Development LLC
- Paul Csonka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMMUNICATION APPARATUS AND COMMUNICATION METHOD
- Publication number 20240089009
- Publication date Mar 14, 2024
- Nippon Telegraph and Telephone Corporation
- Sang-Yuep KIM
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
On-Chip Adaptive Optical Receiver System, Optical Chip, and Communi...
- Publication number 20240089010
- Publication date Mar 14, 2024
- PENG CHENG LABORATORY
- Caiming Sun
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COEFFICIENT UPDATE AMOUNT OUTPUT DEVICE, COEFFICIENT UPDATE DEVICE,...
- Publication number 20240056195
- Publication date Feb 15, 2024
- NEC Corporation
- Manabu Arikawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL SIGNAL STATE ESTIMATION APPARATUS, OPTICAL SIGNAL STATE EST...
- Publication number 20240039640
- Publication date Feb 1, 2024
- NEC Corporation
- Jun KODAMA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SIGNAL DETECTOR, CARRIER PHASE RETRIEVAL APPARATUS, CARRIER PHASE R...
- Publication number 20230421267
- Publication date Dec 28, 2023
- Nippon Telegraph and Telephone Corporation
- Koki SHIBAHARA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DATA PROCESSING DEVICE AND DATA PROCESSING METHOD
- Publication number 20230412193
- Publication date Dec 21, 2023
- Saturn Licensing LLC
- Ryoji IKEGAYA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
FREQUENCY DEVIATION COMPENSATION SCHEME AND FREQUENCY DEVIATION COM...
- Publication number 20230361882
- Publication date Nov 9, 2023
- NEC Corporation
- Daisaku OGASAHARA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Coherent receiver having low VOA-induced phase changes
- Publication number 20230299855
- Publication date Sep 21, 2023
- CIENA CORPORATION
- Michel Poulin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SIGNAL PROCESSING APPARATUS, OPTICAL TRANSMITTING APPARATUS, OPTICA...
- Publication number 20230275674
- Publication date Aug 31, 2023
- NEC Corporation
- Masaki Sato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Estimation of the phase of the received optical signal, phase error estimation or phase error correction

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Phase difference distribution estimation method and phase differenc...

Optical receiving device and optical receiving method

Coherent receiver having low VOA-induced phase changes

Data processing device and data processing method

Method for transmitting data by a spacecraft comprising a laser tra...

On-chip adaptive optical receiver system, optical chip, and communi...

Optical coherent receiver having an optical hybrid configuration wi...

Frequency deviation compensation scheme and frequency deviation com...

Mitigation of equalization-enhanced phase noise in a coherent optic...

Optical coherent receiver on a chip

Signal reconstruction

Methods and apparatus for sub-carrier interleaving to improve overa...

Coefficient update amount output device, coefficient update device,...

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

Vibration detection using phase recovered from an optical transpond...

Algorithmic correction for optical cross-coupling

Chromatic dispersion estimation method for coherent optical network

Widely scalable, modular phase control of optical channels

Tap centerer method and structure for coherent optical receiver

Systems and methods for carrier phase recovery

Systems and methods for carrier phase recovery

Optical coherent transceiver and filter adjustment method

Phase correction in high speed coherent optical communication

Receiver and system for transporting and demodulating complex optic...

Technology for optical modulator evaluation on basis of phase recovery

Frequency deviation compensation scheme and frequency deviation com...

Optical frequency comb based coherent phase recovery simplification

Circuit for detecting low-power optical data signal

Systems and methods for phase compensation

Optical transmission device and likelihood generation circuit

Patents Applicationslast 30 patents

TRANSMISSION LINE PARAMETER ESTIMATION APPARATUS AND TRANSMISSION L...

Coherent receiver having low VOA-induced phase changes

ESTIMATION METHOD, OPTICAL RECEIVING APPARATUS, AND COMPUTER PROGRAM

OPTICAL COHERENT RECEIVER HAVING AN OPTICAL HYBRID CONFIGURATION WI...

SAMPLING RATE CONVERTER, SAMPLING RATE CONVERSION METHOD, AND COMMU...

FREQUENCY DEVIATION COMPENSATION SCHEME AND FREQUENCY DEVIATION COM...

OPTICAL COHERENT RECEIVER ON A CHIP

WAVEFRONT CORRECTION FOR FREE-SPACE OPTICAL COMMUNICATIONS

COHERENT OPTICAL RECEIVER WITH TUNABLE LOCAL OSCILLATOR

OPTICAL RECEIVER AND OPTICAL RECEPTION METHOD

OPTICAL SIGNAL SENDING METHOD, PILOT RECEIVER, AND TRANSMITTER

OPTICAL COHERENT RECEIVER HAVING AN OPTICAL HYBRID CONFIGURATION WI...

METHOD FOR TRANSMITTING DATA BY A SPACECRAFT COMPRISING A LASER TRA...

Coherent Optical Receiver

Widely Scalable, Modular Phase Control of Optical Channels

PHASE SHIFTER FOR LOW OPTICAL LOSS IN OPTICAL COMMUNICATIONS SYSTEMS

FREQUENCY OFFSET ESTIMATION APPARATUS, RECEIVING APPARATUS, FREQUEN...

COHERENT DETECTION METHOD, APPARATUS, AND SYSTEM

IMPROVEMENTS TO NETWORK SYNCHRONIZATION

METHOD AND A DEVICE FOR CARRIER RECOVERY

ALGORITHMIC CORRECTION FOR OPTICAL CROSS-COUPLING

COMMUNICATION APPARATUS AND COMMUNICATION METHOD

On-Chip Adaptive Optical Receiver System, Optical Chip, and Communi...

COEFFICIENT UPDATE AMOUNT OUTPUT DEVICE, COEFFICIENT UPDATE DEVICE,...

OPTICAL SIGNAL STATE ESTIMATION APPARATUS, OPTICAL SIGNAL STATE EST...

SIGNAL DETECTOR, CARRIER PHASE RETRIEVAL APPARATUS, CARRIER PHASE R...

DATA PROCESSING DEVICE AND DATA PROCESSING METHOD

FREQUENCY DEVIATION COMPENSATION SCHEME AND FREQUENCY DEVIATION COM...

Coherent receiver having low VOA-induced phase changes

SIGNAL PROCESSING APPARATUS, OPTICAL TRANSMITTING APPARATUS, OPTICA...