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ELECTRICITY
H04
Electric communication
H04J
MULTIPLEX COMMUNICATION
H04J14/00
Optical multiplex systems
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H04J14/0209
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Patents Grants
last 30 patents
Information
Patent Grant
System and methods for coherent optical extension
Patent number
12,149,339
Issue date
Nov 19, 2024
Cable Television Laboratories, Inc.
Zhensheng Jia
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Reducing connection validation (CV) time in an optical node
Patent number
11,962,401
Issue date
Apr 16, 2024
Ciena Corporation
Jean-Luc Archambault
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Integrated multi-channel photonics transmitter chip having variable...
Patent number
11,831,353
Issue date
Nov 28, 2023
Tongqing Wang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Cyclic wavelength band replacement device, multi-band transmission...
Patent number
11,824,583
Issue date
Nov 21, 2023
Nippon Telegraph and Telephone Corporation
Hiroki Kawahara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical multiplexer/demultiplexer module and associated methods
Patent number
11,777,633
Issue date
Oct 3, 2023
Ayar Labs, Inc.
Vladimir Stojanovic
G02 - OPTICS
Information
Patent Grant
Wavelength division multiplexing filter for multiplexing or demulti...
Patent number
11,714,238
Issue date
Aug 1, 2023
Analog Photonics LLC
Zhan Su
G02 - OPTICS
Information
Patent Grant
Wavelength-splitting optical cable
Patent number
11,709,321
Issue date
Jul 25, 2023
Mellanox Technologies, Ltd.
Henning Lysdal
G02 - OPTICS
Information
Patent Grant
System and methods for coherent optical extension
Patent number
11,689,312
Issue date
Jun 27, 2023
Cable Television Laboratories, Inc.
Zhensheng Jia
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Light amplification device, light transmission system, and light am...
Patent number
11,683,116
Issue date
Jun 20, 2023
NEC Corporation
Keiichi Matsumoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical transmission apparatus and control method of optical transm...
Patent number
11,626,937
Issue date
Apr 11, 2023
NEC Corporation
Takefumi Oguma
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
LIDAR output steering systems having optical gratings
Patent number
11,579,305
Issue date
Feb 14, 2023
SiLC Technologies, Inc.
Mehdi Asghari
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Electro-optical interface module and associated methods
Patent number
11,563,506
Issue date
Jan 24, 2023
Ayar Labs, Inc.
Vladimir Stojanovic
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transmission device, transmission method, and transmission system
Patent number
11,533,548
Issue date
Dec 20, 2022
Fujitsu Limited
Tomohiro Yamauchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Cascaded arrangement of two-mode Bragg gratings in multiplexing app...
Patent number
11,467,420
Issue date
Oct 11, 2022
Cisco Technology, Inc.
Tao Ling
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical line terminal and optical fiber access system with increase...
Patent number
11,444,718
Issue date
Sep 13, 2022
Danmarks Tekniske Universitet
Pengyu Guan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical amplification in an optical network
Patent number
11,438,086
Issue date
Sep 6, 2022
Fujitsu Limited
Youichi Akasaka
G02 - OPTICS
Information
Patent Grant
TORminator system and associated methods
Patent number
11,405,125
Issue date
Aug 2, 2022
Ayar Labs, Inc.
Vladimir Stojanovic
G02 - OPTICS
Information
Patent Grant
Integrated multiplexer with improved performance
Patent number
11,353,661
Issue date
Jun 7, 2022
Nexus Photonics LLC
Tin Komljenovic
G02 - OPTICS
Information
Patent Grant
Wavelength division multiplexing filter for multiplexing or demulti...
Patent number
11,249,254
Issue date
Feb 15, 2022
Analog Photonics LLC
Zhan Su
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Seabed branching device, optical seabed cable system, and optical c...
Patent number
11,251,895
Issue date
Feb 15, 2022
NEC Corporation
Ryota Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical multiplexer/demultiplexer module and associated methods
Patent number
11,233,596
Issue date
Jan 25, 2022
Ayar Labs, Inc.
Vladimir Stojanovic
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and methods for coherent optical extension
Patent number
11,212,028
Issue date
Dec 28, 2021
Cable Television Laboratories, Inc.
Zhensheng Jia
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Integrated WDM optical transceiver
Patent number
11,177,900
Issue date
Nov 16, 2021
II-VI DELAWARE, INC.
Giovanni Barbarossa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Extendable optical-based data communication cable assembly
Patent number
11,175,463
Issue date
Nov 16, 2021
Mobix Labs, Inc.
Devang Parekh
G02 - OPTICS
Information
Patent Grant
Wavelength-splitting optical cable
Patent number
11,169,330
Issue date
Nov 9, 2021
MELLANOX TECHNOLOGIES TLV LTD.
Henning Lysdal
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical switching apparatus and methods
Patent number
11,172,275
Issue date
Nov 9, 2021
Telefonaktiebolaget LM Ericsson (publ)
Francesco Testa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical signal demultiplexing device, optical signal reception devi...
Patent number
11,115,146
Issue date
Sep 7, 2021
NEC Corporation
Takanori Inoue
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Reducing connection validation (CV) time in an optical node
Patent number
11,108,489
Issue date
Aug 31, 2021
Ciena Corporation
Jean-Luc Archambault
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Demultiplexer and related method to process multiplexed optical inputs
Patent number
11,105,980
Issue date
Aug 31, 2021
GLOBALFOUNDRIES U.S. INC.
Shuren Hu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Electro-optical interface module and associated methods
Patent number
11,101,912
Issue date
Aug 24, 2021
Ayar Labs, Inc.
Vladimir Stojanovic
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
OPTICAL AMPLIFICATION SYSTEM, OPTICAL AMPLIFICATION APPARATUS AND O...
Publication number
20240250768
Publication date
Jul 25, 2024
Nippon Telegraph and Telephone Corporation
Shimpei SHIMIZU
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
Information
Patent Application
ADD/DROP CAPABILITY FOR SPATIAL DIVISION MULTIPLEXED OPTICAL SYSTEMS
Publication number
20240007215
Publication date
Jan 4, 2024
Nokia Solutions and Networks Oy
John Simsarian
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL MULTI-WAVELENGTH DUAL-POLARIZATION TRANSCEIVERS
Publication number
20230396351
Publication date
Dec 7, 2023
Aloe Semiconductor, Inc.
Christopher R. Doerr
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Wavelength Division Multiplexing Filter for Multiplexing or Demulti...
Publication number
20230324616
Publication date
Oct 12, 2023
Analog Photonics LLC
Zhan Su
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSMISSION APPARATUS AND CONTROL METHOD OF OPTICAL TRANSM...
Publication number
20230104053
Publication date
Apr 6, 2023
NEC Corporation
Takefumi OGUMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CYCLIC WAVELENGTH BAND REPLACEMENT DEVICE, MULTI-BAND TRANSMISSION...
Publication number
20230074213
Publication date
Mar 9, 2023
Nippon Telegraph and Telephone Corporation
Hiroki Kawahara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MODE MULTIPLEXER/DEMULTIPLEXER USING METAMATERIALS FOR OPTICAL FIBE...
Publication number
20230054228
Publication date
Feb 23, 2023
Corning Incorporated
Federico Capasso
G02 - OPTICS
Information
Patent Application
COMPUTING NETWORK PHYSICAL LAYER DEVICE INCLUDING PORT EXPANDER, AN...
Publication number
20230023258
Publication date
Jan 26, 2023
Soren R. F. Laursen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LIGHT AMPLIFICATION DEVICE, LIGHT TRANSMISSION SYSTEM, AND LIGHT AM...
Publication number
20220376811
Publication date
Nov 24, 2022
NEC Corporation
Keiichi MATSUMOTO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
INTEGRATED MULTI-CHANNEL PHOTONICS TRANSMITTER CHIP HAVING VARIABLE...
Publication number
20220286208
Publication date
Sep 8, 2022
Alpine Optoelectronics, Inc.
Tongqing Wang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Optical Multiplexer/Demultiplexer Module and Associated Methods
Publication number
20220224433
Publication date
Jul 14, 2022
Ayar Labs, Inc.
Vladimir Stojanovic
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEM AND METHODS FOR COHERENT OPTICAL EXTENSION
Publication number
20220158751
Publication date
May 19, 2022
Cable Television Laboratories, Inc.
Zhensheng Jia
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Wavelength Division Multiplexing Filter for Multiplexing or Demulti...
Publication number
20220137299
Publication date
May 5, 2022
Analog Photonics LLC
Zhan Su
G02 - OPTICS
Information
Patent Application
Reducing Connection Validation (CV) time in an optical node
Publication number
20220103284
Publication date
Mar 31, 2022
CIENA CORPORATION
Jean-Luc Archambault
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TRANSMISSION DEVICE, TRANSMISSION METHOD, AND TRANSMISSION SYSTEM
Publication number
20220070555
Publication date
Mar 3, 2022
Fujitsu Limited
Tomohiro YAMAUCHI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Wavelength-splitting optical cable
Publication number
20220043214
Publication date
Feb 10, 2022
Mellanox Technologies TLV Ltd.
Henning Lysdal
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Electro-Optical Interface Module and Associated Methods
Publication number
20220045780
Publication date
Feb 10, 2022
Ayar Labs, Inc.
Vladimir Stojanovic
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CASCADED ARRANGEMENT OF TWO-MODE BRAGG GRATINGS IN MULTIPLEXING APP...
Publication number
20210286190
Publication date
Sep 16, 2021
Cisco Technology, Inc.
Tao LING
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
EXTENDABLE OPTICAL-BASED DATA COMMUNICATION CABLE ASSEMBLY
Publication number
20210263224
Publication date
Aug 26, 2021
COSEMI TECHNOLOGIES, INC.
Devang PAREKH
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL AMPLIFICATION IN AN OPTICAL NETWORK
Publication number
20210226719
Publication date
Jul 22, 2021
Fujitsu Limited
Youichi Akasaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LIDAR OUTPUT STEERING SYSTEMS HAVING OPTICAL GRATINGS
Publication number
20210132232
Publication date
May 6, 2021
SiLC Technologies, Inc.
Mehdi Asghari
G01 - MEASURING TESTING
Information
Patent Application
Wavelength-splitting optical cable
Publication number
20210124125
Publication date
Apr 29, 2021
Mellanox Technologies TLV Ltd.
Henning Lysdal
G02 - OPTICS
Information
Patent Application
OPTICAL SIGNAL DEMULTIPLEXING DEVICE, OPTICAL SIGNAL RECEPTION DEVI...
Publication number
20210105080
Publication date
Apr 8, 2021
NEC Corporation
Takanori Inoue
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SEABED BRANCHING DEVICE, OPTICAL SEABED CABLE SYSTEM, AND OPTICAL C...
Publication number
20210067264
Publication date
Mar 4, 2021
NEC Corporation
Ryota ABE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Wavelength Division Multiplexing Filter for Multiplexing or Demulti...
Publication number
20200319409
Publication date
Oct 8, 2020
Analog Photonics LLC
Zhan Su
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MULTIPLEXING DEVICE OF TRANSMISSION LINE, AND ELECTRONIC DEVICE
Publication number
20200257048
Publication date
Aug 13, 2020
SHENZHEN ROYOLE TECHNOLOGIES CO. LTD.
Bihua YANG
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical Line Terminal And Optical Fiber Access System With Increase...
Publication number
20200213027
Publication date
Jul 2, 2020
DANMARKS TEKNISKE UNIVERSITET
Pengyu Guan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEM AND METHODS FOR COHERENT OPTICAL EXTENSION
Publication number
20200195366
Publication date
Jun 18, 2020
Cable Television Laboratories, Inc.
Zhensheng Jia
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
INTEGRATED WDM OPTICAL TRANSCEIVER
Publication number
20200162184
Publication date
May 21, 2020
II-VI Delaware, Inc.
Giovanni Barbarossa
G02 - OPTICS