Polarisation multiplex systems

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H04J14/06

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HELECTRICITY H04Electric communication H04JMULTIPLEX COMMUNICATION H04J14/00Optical multiplex systems

Current Industry

H04J14/06Polarisation multiplex systems

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Patents Grantslast 30 patents

Information Patent Grant
System, apparatus, and architecture for migrating an optical commun...
- Patent number 12,323,233
- Issue date Jun 3, 2025
- Google LLC
- Xiang Zhou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multi-carrier transmitter with integrated multiplexer and receiver...
- Patent number 12,323,232
- Issue date Jun 3, 2025
- Lumentum Operations LLC
- Joe Qingzhe Wen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical high-power amplifier circuit with switchable polarized outp...
- Patent number 12,316,378
- Issue date May 27, 2025
- The Boeing Company
- Yuanjian Xu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Polarization-folding coherent optical technology for short reach op...
- Patent number 12,255,692
- Issue date Mar 18, 2025
- Google LLC
- Xiang Zhou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wavelength-division-multiplexing optical circuit implemented in pho...
- Patent number 12,237,913
- Issue date Feb 25, 2025
- II-VI DELAWARE, INC.
- Po Dong
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Self-coherent optical transmission system and receiver
- Patent number 12,231,174
- Issue date Feb 18, 2025
- Telefonaktiebolaget LM Ericsson (publ)
- Fabio Cavaliere
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Photonic wavelength division multiplexing (WDM) receiver with polar...
- Patent number 12,222,552
- Issue date Feb 11, 2025
- Intel Corporation
- Duanni Huang
- G02 - OPTICS
Information Patent Grant
Coherent receiver with mixed signal processing
- Patent number 12,218,707
- Issue date Feb 4, 2025
- Google LLC
- Xiang Zhou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Polarization-diversity optical power supply
- Patent number 12,184,402
- Issue date Dec 31, 2024
- Nubis Communications, Inc.
- Peter Johannes Winzer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Semiconductor based system and method for broad bandwidth transmission
- Patent number 12,184,403
- Issue date Dec 31, 2024
- SubCom, LLC
- Dmitri G. Foursa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods for coherent optics in an access network
- Patent number 12,170,545
- Issue date Dec 17, 2024
- Cable Television Laboratories, Inc.
- Luis Alberto Campos
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wavelength division multiplexer and silicon photonic integrated chip
- Patent number 12,153,260
- Issue date Nov 26, 2024
- InnoLight Technology (Suzhou) LTD.
- De-Fen Guo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multi-channel lidar optical sub-assembly with shared optics
- Patent number 12,146,986
- Issue date Nov 19, 2024
- Lumentum Operations LLC
- Jiamin Zheng
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Integrated coherent optical transceiver, light engine
- Patent number 12,136,951
- Issue date Nov 5, 2024
- MARVELL ASIA PTE. LTD.
- Radhakrishnan L. Nagarajan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Polarization-fluctuation estimating device and polarization-fluctua...
- Patent number 12,136,997
- Issue date Nov 5, 2024
- NEC Corporation
- Masaki Sato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Rapid polarization tracking in an optical channel
- Patent number 12,119,880
- Issue date Oct 15, 2024
- Nokia Solutions and Networks Oy
- Thai Son Le
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Photonic integrated circuit chip
- Patent number 12,117,661
- Issue date Oct 15, 2024
- Molex, LLC
- Li-Chi Yang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Continuous-variable quantum key distribution (CV-QKD) method and sy...
- Patent number 12,088,707
- Issue date Sep 10, 2024
- Shanghai Jiao Tong University
- Peng Huang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical communication systems and methods
- Patent number 12,068,785
- Issue date Aug 20, 2024
- Cable Television Laboratories, Inc.
- Zhensheng Jia
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Bidirectional optical communications
- Patent number 12,063,105
- Issue date Aug 13, 2024
- Infinera Corporation
- Magnus Olson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Polarization diversified wavelength domain demultiplexer with a sin...
- Patent number 12,052,091
- Issue date Jul 30, 2024
- Long Chen
- 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
Network communications systems and methods
- Patent number 12,028,112
- Issue date Jul 2, 2024
- Cable Television Laboratories, Inc.
- Luis Alberto Campos
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Photonics-aided vector terahertz signal communication system
- Patent number 12,021,566
- Issue date Jun 25, 2024
- Xi'an University of Posts & Telecommunications
- Feng Zhao
- 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
Communication systems and methods
- Patent number 11,996,893
- Issue date May 28, 2024
- Cable Television Laboratories, Inc.
- Junwen Zhang
- 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
Wavelength domain multiplexing with polarization multiplexing
- Patent number 11,968,035
- Issue date Apr 23, 2024
- Acacia Communications, Inc.
- Long Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transmission apparatus, optical reception apparatus, optica...
- Patent number 11,936,431
- Issue date Mar 19, 2024
- NEC Corporation
- Yoshiaki Aono
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical modules having an improved optical signal to noise ratio
- Patent number 11,929,826
- Issue date Mar 12, 2024
- Infinera Corporation
- Jeffrey T. Rahn
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL TRANSMISSION SYSTEM, OPTICAL TRANSMISSION METHOD, AND RELAY...
- Publication number 20250219733
- Publication date Jul 3, 2025
- Nippon Telegraph and Telephone Corporation
- Megumi HOSHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MULTI-CARRIER TRANSMITTER WITH INTEGRATED MULTIPLEXER AND RECEIVER...
- Publication number 20250211360
- Publication date Jun 26, 2025
- Lumentum Operations LLC
- Joe Qingzhe WEN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEMS AND METHODS FOR COHERENT OPTICS IN AN ACCESS NETWORK
- Publication number 20250202594
- Publication date Jun 19, 2025
- Cable Television Laboratories, Inc.
- Luis Alberto Campos
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
WAVELENGTH-DIVISION-MULTIPLEXING OPTICAL CIRCUIT IMPLEMENTED IN PHO...
- Publication number 20250184029
- Publication date Jun 5, 2025
- II-VI Delaware, Inc.
- Po Dong
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PUMP LIGHT GENERATION APPARATUS, OPTICAL AMPLIFIER AND PUMP LIGHT G...
- Publication number 20250158345
- Publication date May 15, 2025
- Nippon Telegraph and Telephone Corporation
- Hiroto KAWAKAMI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SIGNAL PROCESSING METHOD, SIGNAL PROCESSING APPARATUS AND COMMUNICA...
- Publication number 20250158721
- Publication date May 15, 2025
- Nippon Telegraph and Telephone Corporation
- Masanori NAKAMURA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CONTROL SIGNAL MULTIPLEXING APPARATUS, CONTROL SIGNAL RECEIVING APP...
- Publication number 20250150174
- Publication date May 8, 2025
- Nippon Telegraph and Telephone Corporation
- Manabu YOSHINO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SIGNAL PROCESSING METHOD, SIGNAL PROCESSING APPARATUS AND COMMUNICA...
- Publication number 20250150194
- Publication date May 8, 2025
- Nippon Telegraph and Telephone Corporation
- Masanori NAKAMURA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEM AND METHODS FOR EPIC ARCHITECTURE
- Publication number 20250141586
- Publication date May 1, 2025
- Samsung Electronics Co., Ltd.
- Yibing Michelle WANG
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
I/Q CODING METHOD FOR WDM COMMUNICATION SYSTEM OVER OPTICAL FIBRE
- Publication number 20250141589
- Publication date May 1, 2025
- MIMOPT TECHNOLOGY
- Ghaya REKAYA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL TRANSCEIVER MODULE
- Publication number 20250096900
- Publication date Mar 20, 2025
- InnoLight Technology (Suzhou) LTD.
- LONG CHEN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CHARACTERISTIC MEASUREMENT APPARATUS, CHARACTERISTIC MEASUREMENT ME...
- Publication number 20250096919
- Publication date Mar 20, 2025
- Nippon Telegraph and Telephone Corporation
- Akira KAWAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHODS AND APPARATUSES FOR MULTIPLEXING AND DEMULTIPLEXING OPTICAL...
- Publication number 20250096922
- Publication date Mar 20, 2025
- SOURCE PHOTONICS (CHENGDU) CO., LTD.
- Yi HAO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Meta-Optic Accelerators for Machine Vision and Related Methods
- Publication number 20250078291
- Publication date Mar 6, 2025
- Vanderbilt University
- Jason G. VALENTINE
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
POLARIZATION-DIVERSITY OPTICAL POWER SUPPLY
- Publication number 20250080267
- Publication date Mar 6, 2025
- Nubis Communications, Inc.
- Peter Johannes Winzer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SILICON ASSISTED SILICON NITRIDE POLARIZATION SPLITTER ROTATOR
- Publication number 20250035839
- Publication date Jan 30, 2025
- Cisco Technology, Inc.
- Jean-Luc J. TAMBASCO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
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
OPTICAL SYSTEM WITH OFFLOADED OPTICAL COMPONENTS
- Publication number 20250030497
- Publication date Jan 23, 2025
- Cisco Technology, Inc.
- Vipulkumar K. PATEL
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL COMMUNICATION METHOD, APPARATUS, AND SYSTEM
- Publication number 20250023639
- Publication date Jan 16, 2025
- Huawei Technologies Co., Ltd
- Guangcan Mi
- 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
I/Q CODING METHOD FOR SDM COMMUNICATION SYSTEM OVER OPTICAL FIBRE
- Publication number 20240348361
- Publication date Oct 17, 2024
- MIMOPT TECHNOLOGY
- Ghaya REKAYA
- 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
ELECTRICAL-TO-COHERENT OPTICAL-TO-ELECTRICAL DATA COMMUNICATION CAB...
- Publication number 20240305378
- Publication date Sep 12, 2024
- Jan Filip
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL COMMUNICATION SYSTEM
- Publication number 20240275514
- Publication date Aug 15, 2024
- FUJIFILM CORPORATION
- Kazuya HISANAGA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL HIGH-POWER AMPLIFIER CIRCUIT WITH SWITCHABLE POLARIZED OUTP...
- Publication number 20240243810
- Publication date Jul 18, 2024
- The Boeing Company
- Yuanjian Xu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL TRANSMISSION SYSTEM AND TRANSMISSION MODE SELECTING METHOD
- Publication number 20240235690
- Publication date Jul 11, 2024
- Nippon Telegraph and Telephone Corporation
- Tetsuro Inui
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
RECEIVING APPARATUS, TRANSMITTING APPARATUS, TRANSMISSION SYSTEM, R...
- Publication number 20240223298
- Publication date Jul 4, 2024
- Nippon Telegraph and Telephone Corporation
- Takahiro SUZUKI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
RECEIVING APPARATUS AND RECEIVING METHOD
- Publication number 20240214105
- Publication date Jun 27, 2024
- Nippon Telegraph and Telephone Corporation
- Takahiro SUZUKI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL TRANSMISSION SYSTEM AND TRANSMISSION MODE SELECTING METHOD
- Publication number 20240137128
- Publication date Apr 25, 2024
- Nippon Telegraph and Telephone Corporation
- Tetsuro Inui
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR PERFORMING SPREAD SPECTRUM OPTICAL SPECTRO...
- Publication number 20240129054
- Publication date Apr 18, 2024
- CIENA CORPORATION
- Brandon Taylor Buscaino
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Polarisation multiplex systems

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

System, apparatus, and architecture for migrating an optical commun...

Multi-carrier transmitter with integrated multiplexer and receiver...

Optical high-power amplifier circuit with switchable polarized outp...

Polarization-folding coherent optical technology for short reach op...

Wavelength-division-multiplexing optical circuit implemented in pho...

Self-coherent optical transmission system and receiver

Photonic wavelength division multiplexing (WDM) receiver with polar...

Coherent receiver with mixed signal processing

Polarization-diversity optical power supply

Semiconductor based system and method for broad bandwidth transmission

Systems and methods for coherent optics in an access network

Wavelength division multiplexer and silicon photonic integrated chip

Multi-channel lidar optical sub-assembly with shared optics

Integrated coherent optical transceiver, light engine

Polarization-fluctuation estimating device and polarization-fluctua...

Rapid polarization tracking in an optical channel

Photonic integrated circuit chip

Continuous-variable quantum key distribution (CV-QKD) method and sy...

Optical communication systems and methods

Bidirectional optical communications

Polarization diversified wavelength domain demultiplexer with a sin...

Apparatus for polarization multiplexing and encoding in visible lig...

Network communications systems and methods

Photonics-aided vector terahertz signal communication system

Polarization scrambler using a retardance element

Communication systems and methods

Method for receiving and sending signal in optical communication, o...

Wavelength domain multiplexing with polarization multiplexing

Optical transmission apparatus, optical reception apparatus, optica...

Optical modules having an improved optical signal to noise ratio

Patents Applicationslast 30 patents

OPTICAL TRANSMISSION SYSTEM, OPTICAL TRANSMISSION METHOD, AND RELAY...

MULTI-CARRIER TRANSMITTER WITH INTEGRATED MULTIPLEXER AND RECEIVER...

SYSTEMS AND METHODS FOR COHERENT OPTICS IN AN ACCESS NETWORK

WAVELENGTH-DIVISION-MULTIPLEXING OPTICAL CIRCUIT IMPLEMENTED IN PHO...

PUMP LIGHT GENERATION APPARATUS, OPTICAL AMPLIFIER AND PUMP LIGHT G...

SIGNAL PROCESSING METHOD, SIGNAL PROCESSING APPARATUS AND COMMUNICA...

CONTROL SIGNAL MULTIPLEXING APPARATUS, CONTROL SIGNAL RECEIVING APP...

SIGNAL PROCESSING METHOD, SIGNAL PROCESSING APPARATUS AND COMMUNICA...

SYSTEM AND METHODS FOR EPIC ARCHITECTURE

I/Q CODING METHOD FOR WDM COMMUNICATION SYSTEM OVER OPTICAL FIBRE

OPTICAL TRANSCEIVER MODULE

CHARACTERISTIC MEASUREMENT APPARATUS, CHARACTERISTIC MEASUREMENT ME...

METHODS AND APPARATUSES FOR MULTIPLEXING AND DEMULTIPLEXING OPTICAL...

Meta-Optic Accelerators for Machine Vision and Related Methods

POLARIZATION-DIVERSITY OPTICAL POWER SUPPLY

SILICON ASSISTED SILICON NITRIDE POLARIZATION SPLITTER ROTATOR

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

OPTICAL SYSTEM WITH OFFLOADED OPTICAL COMPONENTS

OPTICAL COMMUNICATION METHOD, APPARATUS, AND SYSTEM

POLARIZATION FLUCTUATION MONITORING APPARATUS, COMMUNICATION SYSTEM...

I/Q CODING METHOD FOR SDM COMMUNICATION SYSTEM OVER OPTICAL FIBRE

OPTICAL SIGNAL SENDING METHOD, PILOT RECEIVER, AND TRANSMITTER

ELECTRICAL-TO-COHERENT OPTICAL-TO-ELECTRICAL DATA COMMUNICATION CAB...

OPTICAL COMMUNICATION SYSTEM

OPTICAL HIGH-POWER AMPLIFIER CIRCUIT WITH SWITCHABLE POLARIZED OUTP...

OPTICAL TRANSMISSION SYSTEM AND TRANSMISSION MODE SELECTING METHOD

RECEIVING APPARATUS, TRANSMITTING APPARATUS, TRANSMISSION SYSTEM, R...

RECEIVING APPARATUS AND RECEIVING METHOD

OPTICAL TRANSMISSION SYSTEM AND TRANSMISSION MODE SELECTING METHOD

METHOD AND APPARATUS FOR PERFORMING SPREAD SPECTRUM OPTICAL SPECTRO...