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comprising a polarization controller at the receiver's input stage
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H04B10/6151
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ELECTRICITY
H04
Electric communication
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TRANSMISSION
H04B10/00
Transmission systems employing electromagnetic waves other than radio-waves
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H04B10/6151
comprising a polarization controller at the receiver's input stage
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Patents Grants
last 30 patents
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Patent Grant
Optical module
Patent number
12,140,806
Issue date
Nov 12, 2024
Sumitomo Electric Device Innovations, Inc.
Satoru Kanemaru
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Reduced complexity polarization combining method for coherent DAS
Patent number
12,078,526
Issue date
Sep 3, 2024
NEC Corporation
Junqiang Hu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus for polarization multiplexing and encoding in visible lig...
Patent number
12,040,833
Issue date
Jul 16, 2024
Korea Advanced Institute of Science and Technology
Junil Choi
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
Integrated self-coherent receiving optical chip based on round-trip...
Patent number
11,949,461
Issue date
Apr 2, 2024
BEIJING ZHONGKE GUOGUANG QUANTUM TECHNOLOGY CO., LTD.
Yibo Zhao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Polarization independent DQPSK demodulation integrated optical chip
Patent number
11,888,531
Issue date
Jan 30, 2024
BEIJING ZHONGKE GUOGUANG QUANTUM TECHNOLOGY CO., LTD.
Yibo Zhao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Coherent optical receiving apparatus and optical system that uses c...
Patent number
11,817,908
Issue date
Nov 14, 2023
Huawei Technologies Co., Ltd.
Tao Gui
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Coherent optical receiving apparatus and optical system that uses c...
Patent number
11,777,611
Issue date
Oct 3, 2023
Huawei Technologies Co., Ltd.
Tao Gui
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
Polarization independent optical receiver
Patent number
11,646,802
Issue date
May 9, 2023
Hewlett Packard Enterprise Development LP
Di Liang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System, apparatus, and architecture for migrating an optical commun...
Patent number
11,641,248
Issue date
May 2, 2023
Google LLC
Xiang Zhou
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Coherent optical receiver device and coherent optical receiving method
Patent number
11,632,180
Issue date
Apr 18, 2023
NEC Corporation
Kouichi Suzuki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical receiver and receiving method
Patent number
11,621,783
Issue date
Apr 4, 2023
NEC Corporation
Tadashi Koga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radio access network using radio over fibre
Patent number
11,606,142
Issue date
Mar 14, 2023
Fadhel M Ghannouchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Coherent detection implementing apparatus, system and method
Patent number
11,569,916
Issue date
Jan 31, 2023
ZTE Corporation
Zhijuan Tu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Quantum secure clock synchronization based on time-energy and polar...
Patent number
11,563,573
Issue date
Jan 24, 2023
Board of Regents, The University of Texas System
Antia Lamas-Linares
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Optical receiver, light signal receiving method, and data reproduct...
Patent number
11,271,658
Issue date
Mar 8, 2022
Mitsubishi Electric Corporation
Masashi Binkai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Quantum secure clock synchronization based on time-energy and polar...
Patent number
11,251,952
Issue date
Feb 15, 2022
Board of Regents, The University of Texas System
Antia Lamas-Linares
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Highly robust underwater optical communication system
Patent number
11,245,476
Issue date
Feb 8, 2022
Dalian University of Technology
Chi Lin
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
DSP-free ‘coherent lite’ transceiver for next generation 1 lambda x...
Patent number
11,228,371
Issue date
Jan 18, 2022
Telefonaktiebolaget LM Ericsson (publ)
Mohamed Morsy-Osman
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
DSP-free coherent receiver
Patent number
11,218,224
Issue date
Jan 4, 2022
The Board of Trustees of the Leland Stanford Junior University
Jose Krause Perin
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for a polarization-state independent complex optical receiver
Patent number
11,133,873
Issue date
Sep 28, 2021
Raytheon Company
Andrew Kowalevicz
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radio access network using radio over fibre
Patent number
11,050,491
Issue date
Jun 29, 2021
Fadhel M Ghannouchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Coherent optical receiver device and coherent optical receiving method
Patent number
10,985,844
Issue date
Apr 20, 2021
NEC Corporation
Kouichi Suzuki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Systems and methods for polarization control using blind source sep...
Patent number
10,985,843
Issue date
Apr 20, 2021
Maxim Integrated Products, Inc.
Charles John Razzell
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Reflection-type coherent optical communication system combined with...
Patent number
10,944,483
Issue date
Mar 9, 2021
University of Electronic Science and Technology of China
Shuqiang Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Self-homodyne carrier multiplexed transmission system and method fo...
Patent number
10,833,767
Issue date
Nov 10, 2020
Indian Institute of Technology Bombay
Shalabh Gupta
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Coherent optical receiver device and coherent optical receiving method
Patent number
10,720,998
Issue date
Jul 21, 2020
NEC Corporation
Kouichi Suzuki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Systems and methods for polarization control using blind source sep...
Patent number
10,680,717
Issue date
Jun 9, 2020
Maxim Integrated Products, Inc.
Charles John Razzell
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Coherent receiver module
Patent number
10,651,948
Issue date
May 12, 2020
Sumitomo Electric Industries, Ltd
Munetaka Kurokawa
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
COHERENT OPTICAL RECEIVER
Publication number
20240297720
Publication date
Sep 5, 2024
Mitsubishi Electric Corporation
Gwillerm Froc
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
APPARATUS AND METHOD FOR POLARIZATION CONTROL IN COHERENT OPTICAL R...
Publication number
20240291572
Publication date
Aug 29, 2024
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Sang Rok MOON
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
NTEGRATED COHERENT RECEIVER HAVING A SINGLE MMI COUPLER OPTICAL HYB...
Publication number
20240259108
Publication date
Aug 1, 2024
LEO SPACE PHOTONICS
Leontios Stampoulidis
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
INTEGRATED SELF-COHERENT RECEIVING OPTICAL CHIP BASED ON ROUND-TRIP...
Publication number
20240097792
Publication date
Mar 21, 2024
BEIJING ZHONGKE GUOGUANG QUANTUM TECHNOLOGY CO., LTD.
Yibo ZHAO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Photonic Integrated Circuit for High-Wavelength-Channel-Count Wavel...
Publication number
20240007192
Publication date
Jan 4, 2024
Quintessent Inc.
Michael DAVENPORT
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Photonic Integrated Circuit for High-Wavelength-Channel-Count Wavel...
Publication number
20230353251
Publication date
Nov 2, 2023
Quintessent Inc.
Michael DAVENPORT
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHODS AND APPARATUS FOR HIGH-SPEED COHERENT OPTICAL INTERCONNECTS
Publication number
20230254048
Publication date
Aug 10, 2023
Shalabh Gupta
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
System, Apparatus, and Architecture For Migrating An Optical Commun...
Publication number
20230224068
Publication date
Jul 13, 2023
Google LLC
Xiang Zhou
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COHERENT OPTICAL RECEIVER DEVICE AND COHERENT OPTICAL RECEIVING METHOD
Publication number
20230216594
Publication date
Jul 6, 2023
NEC Corporation
Kouichi Suzuki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Radio Access Network using Radio Over Fibre
Publication number
20230216587
Publication date
Jul 6, 2023
Fadhel M. Ghannouchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Self-Coherent Optical Transmission System and Receiver
Publication number
20230155688
Publication date
May 18, 2023
Telefonaktiebolaget LM Ericsson (publ)
Fabio Cavaliere
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and Apparatus for Polarization Multiplexing and Encoding in...
Publication number
20230095744
Publication date
Mar 30, 2023
Korea Advanced Institute of Science and Technology
Junil Choi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Coherent Optical Receiving Apparatus and Optical System that Uses C...
Publication number
20220345224
Publication date
Oct 27, 2022
Huawei Technologies Co., Ltd
Tao Gui
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
System, Apparatus, and Architecture For Migrating An Optical Commun...
Publication number
20220278766
Publication date
Sep 1, 2022
Google LLC
Xiang Zhou
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Quantum Secure Clock Synchronization Based On Time-Energy And Polar...
Publication number
20220166617
Publication date
May 26, 2022
Board of Regents, The University of Texas System
Antia Lamas-Linares
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
REDUCED COMPLEXITY POLARIZATION COMBINING METHOD FOR COHERENT DAS
Publication number
20220146304
Publication date
May 12, 2022
NEC Laboratories America, Inc.
Junqiang HU
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL MODULE
Publication number
20210405307
Publication date
Dec 30, 2021
SUMITOMO ELECTRIC DEVICE INNOVATIONS, INC.
Satoru KANEMARU
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
POLARIZATION INDEPENDENT OPTICAL RECEIVER
Publication number
20210376933
Publication date
Dec 2, 2021
HEWLETT PACKARD ENTERPRISE DEVELOPMENT LP
Di Liang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Coherent Optical Receiving Apparatus and Optical Signal Demodulatio...
Publication number
20210367679
Publication date
Nov 25, 2021
Huawei Technologies Co., Ltd
Ping Zhao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
NOVEL HIGHLY ROBUST UNDERWATER OPTICAL COMMUNICATION SYSTEM
Publication number
20210336705
Publication date
Oct 28, 2021
DALIAN UNIVERSITY OF TECHNOLOGY
Chi LIN
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Coherent Detection Implementing Apparatus, System and Method
Publication number
20210320723
Publication date
Oct 14, 2021
ZTE Corporation
Zhijuan TU
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COHERENT OPTICAL RECEIVER DEVICE AND COHERENT OPTICAL RECEIVING METHOD
Publication number
20210218475
Publication date
Jul 15, 2021
NEC Corporation
Kouichi Suzuki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL RECEIVER AND RECEIVING METHOD
Publication number
20210203421
Publication date
Jul 1, 2021
NEC Corporation
Tadashi Koga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
A DSP-free 'Coherent Lite' Transceiver for Next Generation 1 lambda...
Publication number
20210159983
Publication date
May 27, 2021
Telefonaktiebolaget LM Ericsson (publ)
Mohamed MORSY-OSMAN
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL RECEIVER, LIGHT SIGNAL RECEIVING METHOD, AND DATA REPRODUCT...
Publication number
20210135765
Publication date
May 6, 2021
Mitsubishi Electric Corporation
Masashi BINKAI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Radio Access Network using Radio Over Fibre
Publication number
20210105071
Publication date
Apr 8, 2021
Fadhel M. Ghannouchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
REFLECTION-TYPE COHERENT OPTICAL COMMUNICATION SYSTEM COMBINED WITH...
Publication number
20210013972
Publication date
Jan 14, 2021
University of Electronic Science and Technology of China
Shuqiang CHEN
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COHERENT OPTICAL RECEIVER DEVICE AND COHERENT OPTICAL RECEIVING METHOD
Publication number
20200313776
Publication date
Oct 1, 2020
NEC Corporation
Kouichi Suzuki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEMS AND METHODS FOR POLARIZATION CONTROL USING BLIND SOURCE SEP...
Publication number
20200204266
Publication date
Jun 25, 2020
Maxim Integrated Products, Inc.
Charles John Razzell
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DSP-FREE COHERENT RECEIVER
Publication number
20200195354
Publication date
Jun 18, 2020
The Board of Trustees of the Leland Stanford Junior University
Jose Krause PERIN
H04 - ELECTRIC COMMUNICATION TECHNIQUE