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ELECTRICITY
H04
Electric communication
H04J
MULTIPLEX COMMUNICATION
H04J14/00
Optical multiplex systems
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H04J14/0204
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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
Multi-point self-calibration for broadband optical sensor interrogator
Patent number
12,143,156
Issue date
Nov 12, 2024
Rockwell Collins, Inc.
Wenlu Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Port detection method, optical network device, and passive optical...
Patent number
12,107,666
Issue date
Oct 1, 2024
Huawei Technologies Co., Ltd.
Enyu Zhou
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
Process margin relaxation
Patent number
12,035,082
Issue date
Jul 9, 2024
Cisco Technology, Inc.
Tao Ling
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Fiber indexing systems
Patent number
11,960,135
Issue date
Apr 16, 2024
CommScope Technologies LLC
Erik J. Gronvall
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and methods for coherent PON architecture and burst-mode rec...
Patent number
11,949,497
Issue date
Apr 2, 2024
Cable Television Laboratories, Inc.
Zhensheng Jia
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Tamper-sensitive splitter for monitoring network traffic
Patent number
11,923,967
Issue date
Mar 5, 2024
AT&T Intellectual Property I, L.P.
Joseph Soryal
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical communication system and dispersion compensation method
Patent number
11,881,893
Issue date
Jan 23, 2024
Nippon Telegraph and Telephone Corporation
Kazutaka Hara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Systems and methods directed towards a reconfigurable optical add-d...
Patent number
11,876,606
Issue date
Jan 16, 2024
Huawei Technologies Co., Ltd.
Hamid Mehrvar
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Upgradeable colorless, directionless, and contentionless optical ar...
Patent number
11,838,101
Issue date
Dec 5, 2023
Ciena Corporation
Paul Chedore
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Multi-channel light emitting module including lithium niobate modul...
Patent number
11,799,555
Issue date
Oct 24, 2023
Global Technology Inc.
Jian-Hong Luo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical communications apparatus and wavelength selection method
Patent number
11,728,919
Issue date
Aug 15, 2023
Huawei Technologies Co., Ltd.
Wei Jia
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical communication system and optical communication method
Patent number
11,711,150
Issue date
Jul 25, 2023
Nippon Telegraph and Telephone Corporation
Atsuko Kawakita
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
Satellite system with networked gateways
Patent number
11,683,094
Issue date
Jun 20, 2023
James Scott
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Fiber indexing systems
Patent number
11,650,389
Issue date
May 16, 2023
CommScope Technologies LLC
Erik J. Gronvall
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical communications module related systems and methods
Patent number
11,646,812
Issue date
May 9, 2023
Cox Communications, Inc.
Harjinder S. Ghuman
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus, systems, and methods for optical channel management
Patent number
11,595,146
Issue date
Feb 28, 2023
Juniper Networks, Inc.
Gert Grammel
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Process margin relaxation
Patent number
11,523,192
Issue date
Dec 6, 2022
Cisco Technology, Inc.
Tao Ling
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical communications module link extender, and related systems an...
Patent number
11,502,770
Issue date
Nov 15, 2022
Cox Communications, Inc.
Harjinder S. Ghuman
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical branching/coupling device and optical branching/coupling me...
Patent number
11,438,087
Issue date
Sep 6, 2022
NEC Corporation
Ryuji Aida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical protection switching for single fibre bidirectional WDM opt...
Patent number
11,431,433
Issue date
Aug 30, 2022
Telefonaktiebolaget LM Ericsson (publ)
Stefano Orsi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Flexible grid optical spectrum transmitter, receiver, and transceiver
Patent number
11,424,848
Issue date
Aug 23, 2022
Ciena Corporation
David W. Boertjes
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wavelength converter and fiber optic transmission system
Patent number
11,387,912
Issue date
Jul 12, 2022
Fujitsu Limited
Goji Nakagawa
G02 - OPTICS
Information
Patent Grant
System and methods for coherent PON architecture and burst-mode rec...
Patent number
11,362,756
Issue date
Jun 14, 2022
Cable Television Laboratories, Inc.
Zhensheng Jia
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus, systems, and methods for optical channel management
Patent number
11,349,591
Issue date
May 31, 2022
Juniper Networks, Inc.
Gert Grammel
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Flexible grid optical spectrum transmitter, receiver, and transceiver
Patent number
11,343,011
Issue date
May 24, 2022
Ciena Corporation
David W. Boertjes
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Submarine branching apparatus, optical submarine cable system, and...
Patent number
11,336,386
Issue date
May 17, 2022
NEC Corporation
Kazusa Ugajin
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Add drop structure
Patent number
11,296,810
Issue date
Apr 5, 2022
Accelink Technologies Co., Ltd.
Alan Solheim
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
FIBER INDEXING SYSTEMS
Publication number
20240369791
Publication date
Nov 7, 2024
CommScope Technologies LLC
Erik J. Gronvall
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
INTERNAL REFLECTION CANCELLATION FOR MULTI-PORT FULL DUPLEX NODE AN...
Publication number
20240340558
Publication date
Oct 10, 2024
ARRIS Enterprises LLC
Zhijian SUN
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Scalable add/drop colorless, directionless, and contentionless opti...
Publication number
20240113798
Publication date
Apr 4, 2024
CIENA CORPORATION
Paul CHEDORE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TAMPER-SENSITIVE SPLITTER FOR MONITORING NETWORK TRAFFIC
Publication number
20240039653
Publication date
Feb 1, 2024
AT&T INTELLECTUAL PROPERTY I, L.P.
Joseph Soryal
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEMS AND METHODS DIRECTED TOWARDS A RECONFIGURABLE OPTICAL ADD-D...
Publication number
20230396352
Publication date
Dec 7, 2023
Huawei Technologies Co., Ltd
HAMID MEHRVAR
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Wavelength Reference Having Repeating Spectral Features and Unique...
Publication number
20230384541
Publication date
Nov 30, 2023
II-VI Delaware, Inc.
Michael John Laurence CAHILL
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
FIBER INDEXING SYSTEMS
Publication number
20230358982
Publication date
Nov 9, 2023
CommScope Technologies LLC
Erik J. Gronvall
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PHOTONIC INTEGRATED CIRCUIT AND OPTO-ELECTRONIC SYSTEM COMPRISING T...
Publication number
20230283394
Publication date
Sep 7, 2023
EFFECT PHOTONICS B.V.
Niall Patrick KELLY
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MULTI-CHANNEL LIGHT EMITTING MODULE INCLUDING LITHIUM NIOBATE MODUL...
Publication number
20230155684
Publication date
May 18, 2023
Global Technology Inc.
Jian-Hong LUO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL COMMUNICATION SYSTEM AND DISPERSION COMPENSATION METHOD
Publication number
20230074152
Publication date
Mar 9, 2023
Nippon Telegraph and Telephone Corporation
Kazutaka HARA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PROCESS MARGIN RELAXATION
Publication number
20230076009
Publication date
Mar 9, 2023
Cisco Technology, Inc.
Tao LING
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
POLARIZATION DIVERSIFIED WAVELENGTH DOMAIN DE MULTIPLEXER WITH A SI...
Publication number
20230056068
Publication date
Feb 23, 2023
Acacia Communications, Inc.
Long Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEM AND METHODS FOR COHERENT PON ARCHITECTURE AND BURST-MODE REC...
Publication number
20220321245
Publication date
Oct 6, 2022
Cable Television Laboratories, Inc.
Zhensheng Jia
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
APPARATUS, SYSTEMS, AND METHODS FOR OPTICAL CHANNEL MANAGEMENT
Publication number
20220255656
Publication date
Aug 11, 2022
Juniper Networks, Inc.
Gert GRAMMEL
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PORT DETECTION METHOD, OPTICAL NETWORK DEVICE, AND PASSIVE OPTICAL...
Publication number
20220247507
Publication date
Aug 4, 2022
Huawei Technologies Co., Ltd
Enyu ZHOU
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MULTI-POINT SELF-CALIBRATION FOR BROADBAND OPTICAL SENSOR INTERROGATOR
Publication number
20220247498
Publication date
Aug 4, 2022
Wenlu Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL COMMUNICATIONS MODULE LINK EXTENDER, AND RELATED SYSTEMS AN...
Publication number
20220190948
Publication date
Jun 16, 2022
Cox Communications, Inc.
Harjinder S. Ghuman
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL COMMUNICATION SYSTEM AND OPTICAL COMMUNICATION METHOD
Publication number
20220173813
Publication date
Jun 2, 2022
Nippon Telegraph and Telephone Corporation
Atsuko KAWAKITA
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 CONVERTER AND FIBER OPTIC TRANSMISSION SYSTEM
Publication number
20220158741
Publication date
May 19, 2022
Fujitsu Limited
Goji NAKAGAWA
G02 - OPTICS
Information
Patent Application
Optical Communications Apparatus and Wavelength Selection Method
Publication number
20220052778
Publication date
Feb 17, 2022
Huawei Technologies Co., Ltd
Wei Jia
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical Protection Switching for Single Fibre Bidirectional WDM Opt...
Publication number
20210399824
Publication date
Dec 23, 2021
Stefano Orsi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PROCESS MARGIN RELAXATION
Publication number
20210345022
Publication date
Nov 4, 2021
Cisco Technology, Inc.
Tao LING
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL BRANCHING/COUPLING DEVICE AND OPTICAL BRANCHING/COUPLING ME...
Publication number
20210336714
Publication date
Oct 28, 2021
NEC Corporation
Ryuji AIDA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL COMMUNICATIONS MODULE RELATED SYSTEMS AND METHODS
Publication number
20210314080
Publication date
Oct 7, 2021
Cox Communications, Inc.
Harjinder S. Ghuman
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL COMMUNICATIONS MODULE LINK EXTENDER, AND RELATED SYSTEMS AN...
Publication number
20210288742
Publication date
Sep 16, 2021
Cox Communications, Inc.
Harjinder S. Ghuman
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
APPARATUS, SYSTEMS, AND METHODS FOR OPTICAL CHANNEL MANAGEMENT
Publication number
20210288743
Publication date
Sep 16, 2021
Juniper Networks, Inc.
Gert GRAMMEL
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEM AND METHODS FOR COHERENT PON ARCHITECTURE AND BURST-MODE REC...
Publication number
20210226718
Publication date
Jul 22, 2021
Cable Television Laboratories, Inc.
Zhensheng Jia
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
FIBER INDEXING SYSTEMS
Publication number
20210191058
Publication date
Jun 24, 2021
CommScope Technologies LLC
Erik J. Gronvall
G02 - OPTICS
Information
Patent Application
FREQUENCY DIVISION MULTIPLE ACCESS OPTICAL SUBCARRIERS
Publication number
20210091876
Publication date
Mar 25, 2021
Jeffrey T. Rahn
H04 - ELECTRIC COMMUNICATION TECHNIQUE