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MULTIPLEX COMMUNICATION
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Optical multiplex systems
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Patents Grants
last 30 patents
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Patent Grant
Wavelength cross connect device, multiband transmission system, and...
Patent number
12,316,383
Issue date
May 27, 2025
Nippon Telegraph and Telephone Corporation
Hiroki Kawahara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Satellite system with networked gateways
Patent number
12,308,884
Issue date
May 20, 2025
James Scott
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication station, optical communication system, data transmiss...
Patent number
12,308,948
Issue date
May 20, 2025
Accelink Technologies Co., Ltd.
Li Xiao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical signal transmission
Patent number
12,301,282
Issue date
May 13, 2025
British Telecommunications public limited company
Andrew Lord
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Network architecture with variable granularity optical routing
Patent number
12,250,501
Issue date
Mar 11, 2025
Google LLC
Rene Marcel Schmogrow
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Interconnect networks using microLED-based optical links
Patent number
12,244,355
Issue date
Mar 4, 2025
AvicenaTech, Corp.
Robert Kalman
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Wavelength cross connect device and wavelength cross connect method
Patent number
12,244,346
Issue date
Mar 4, 2025
Nippon Telegraph and Telephone Corporation
Hiroki Kawahara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Photonic communication platform and related methods for increasing...
Patent number
12,237,871
Issue date
Feb 25, 2025
Lightmatter, Inc.
Mykhailo Tymchenko
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
Broadband wavelength division multiplexing for free space optical c...
Patent number
12,237,914
Issue date
Feb 25, 2025
ATTOCHRON, LLC
Thomas M. Chaffee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Coordinator for managing optical power controls in a C+L band network
Patent number
12,218,745
Issue date
Feb 4, 2025
Infinera Corporation
Nikhil Satyarthi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wavelength division multiplexers for space division multiplexing (S...
Patent number
12,210,185
Issue date
Jan 28, 2025
Chiral Photonics, Inc.
Victor Il'ich Kopp
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transmission device management device, transmission device manageme...
Patent number
12,212,405
Issue date
Jan 28, 2025
Nippon Telegraph and Telephone Corporation
Keita Nishimoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Long distance distributed fiber optic sensing (DFOS) and WDM commun...
Patent number
12,206,489
Issue date
Jan 21, 2025
NEC Corporation
Yue-Kai Huang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wavelength division multiplexer/demultiplexer, photonic integrated...
Patent number
12,199,672
Issue date
Jan 14, 2025
InnoLight Technology (Suzhou) LTD.
Tianhua Lin
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical transmission system, optical transmission device, and optic...
Patent number
12,199,741
Issue date
Jan 14, 2025
Fujitsu Limited
Akihiro Mukai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Alarm correlation and ticketing for Open reconfigurable optical add...
Patent number
12,191,981
Issue date
Jan 7, 2025
AT&T Intellectual Property I, L.P.
Qingyun Liu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical transmission device
Patent number
12,191,982
Issue date
Jan 7, 2025
Fujitsu Limited
Atsushi Kiyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical network system, optical node device, and optical network co...
Patent number
12,170,539
Issue date
Dec 17, 2024
NEC Corporation
Tomoyuki Hino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Coordinator for managing optical power controls in a C+L band network
Patent number
12,170,568
Issue date
Dec 17, 2024
Infinera Corporation
Nikhil Satyarthi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Ultra-wideband wireless photonic integrated antenna system
Patent number
12,167,185
Issue date
Dec 10, 2024
Cable Television Laboratories, Inc.
Mu Xu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Integrated optical wavelength division multiplexing devices
Patent number
12,158,610
Issue date
Dec 3, 2024
CommScope Technologies LLC
Jan Watté
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatuses integrating separate WDM modules and OTDR/switch modules
Patent number
12,149,281
Issue date
Nov 19, 2024
Viavi Solutions Inc.
Patrick Faraj
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Reconfigurable optical add/drop multiplexer
Patent number
12,143,201
Issue date
Nov 12, 2024
Huawei Technologies Co., Ltd.
Liangjia Zong
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wavelength regeneration in a network
Patent number
12,126,501
Issue date
Oct 22, 2024
Level 3 Communications, LLC
Benjamin K. Peterson
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Multiple wavelength band optical switching unit
Patent number
12,124,085
Issue date
Oct 22, 2024
Huber+Suhner Polatis Limited
Brian Robertson
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Degree switching configuration for network architecture
Patent number
12,114,112
Issue date
Oct 8, 2024
Google LLC
Rene Schmogrow
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wavelength selective switch WSS
Patent number
12,088,973
Issue date
Sep 10, 2024
Huawei Technologies Co., Ltd.
Tenghao Li
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Polarization-maintaining wavelength selective switch for free-space...
Patent number
12,088,407
Issue date
Sep 10, 2024
II-VI DELAWARE, INC.
Ian G. Clarke
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical switching method and apparatus, liquid crystal on silicon,...
Patent number
12,081,320
Issue date
Sep 3, 2024
Huawei Technologies Co., Ltd.
Hangting Hu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
PHOTONIC COMMUNICATION PLATFORM AND RELATED METHODS FOR INCREASING...
Publication number
20250175260
Publication date
May 29, 2025
Lightmatter, Inc
Mykhailo Tymchenko
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Broadband Wavelength Division Multiplexing For Free Space Optical C...
Publication number
20250167909
Publication date
May 22, 2025
Attochron, LLC
Thomas M. Chaffee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
BROADBAND POLARIZATION-ENTANGLED SYSTEM FOR C+L-BAND FLEX-GRID QUAN...
Publication number
20250167910
Publication date
May 22, 2025
UT-Battelle, LLC
Joseph M. Lukens
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Bidirectional Optical Time Domain Reflectometer using a single wave...
Publication number
20250167884
Publication date
May 22, 2025
CIENA CORPORATION
Jean-Luc Archambault
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSMISSION CONTROL APPARATUS, OPTICAL TRANSMISSION SYSTEM...
Publication number
20250158732
Publication date
May 15, 2025
NEC Corporation
Toshifumi Nakamura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSCEIVER BANDWIDTH SCALING THROUGH DIRECT OPTICAL WIRE F...
Publication number
20250147233
Publication date
May 8, 2025
Intel Corporation
Junyi Qiu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
VARIABLE EQUALIZER, REPEATER, AND EQUALIZING METHOD INCORPORATION B...
Publication number
20250141581
Publication date
May 1, 2025
NEC Corporation
Koji INADA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
VARIABLE EQUALIZER, REPEATER, AND EQUALIZING METHOD INCORPORATION B...
Publication number
20250141582
Publication date
May 1, 2025
NEC Corporation
Koji INADA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SIGNAL CONVERSION MODULE, SIGNAL CONVERSION METHOD, OPTICAL FIBER T...
Publication number
20250141588
Publication date
May 1, 2025
Ruijie Networks Co., Ltd.
Zhaowei HAN
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Alarm Correlation and Ticketing for Open Reconfigurable Optical Add...
Publication number
20250132856
Publication date
Apr 24, 2025
AT&T INTELLECTUAL PROPERTY I, L.P.
Qingyun Liu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SUBMARINE BRANCHING UNIT, AND CONTROL METHOD
Publication number
20250133311
Publication date
Apr 24, 2025
NEC Corporation
Andre ARASHIRO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
AUTOMATED ASE IDLER MANAGEMENT SYSTEM FOR WSS-BASED SPECTRAL FILLIN...
Publication number
20250112724
Publication date
Apr 3, 2025
Infinera Corp.
Jonathan Michael Buset
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ASE IDLER PASSBAND PROTECTION FOR TERRESTRIAL OPTICAL NETWORK APPLI...
Publication number
20250112722
Publication date
Apr 3, 2025
Infinera Corp.
Jonathan Michael Buset
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND SYSTEM FOR OPTICAL CONTROLS OF ELASTIC PASSBANDS
Publication number
20250113123
Publication date
Apr 3, 2025
Infinera Corp.
Aryabhata Deshpande
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
APPARATUS AND METHOD FOR ASE IDLER PASSBAND LOADING CONTROL (APLC)
Publication number
20250112723
Publication date
Apr 3, 2025
Infinera Corp.
Ashok Kunjidhapatham
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SUB-PASSBAND RAMPING AS A METHOD OF MANAGING POWER TRANSIENTS IN C+...
Publication number
20250113124
Publication date
Apr 3, 2025
Infinera Corp.
Jonathan Michael Buset
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL SPLITTING/COUPLING DEVICE, OPTICAL SUBMARINE CABLE SYSTEM,...
Publication number
20250105939
Publication date
Mar 27, 2025
NEC Corporation
Ryota ABE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Partially Colored Flexgrid Wavelength-Division Multiplexer/Demultip...
Publication number
20250105940
Publication date
Mar 27, 2025
Google LLC
Rene Marcel Schmogrow
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
ULTRA-SCALABLE HIGH-PERFORMANCE COMPUTING (HPC) NETWORK USING DENSE...
Publication number
20250080263
Publication date
Mar 6, 2025
Microsoft Technology Licensing, LLC
Denizcan BILLOR
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL PATH ESTABLISHMENT METHOD AND RELATED DEVICE
Publication number
20250070906
Publication date
Feb 27, 2025
Huawei Technologies Co., Ltd
Chao Zhou
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL COMMUNICATION DEVICE THAT TRANSMITS WDM SIGNAL
Publication number
20250070907
Publication date
Feb 27, 2025
Fujitsu Limited
Akio Sugama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL FIBER INPUT/OUTPUT TRAY WITH WAVELENGTH DIVISION MULTIPLEXI...
Publication number
20250070905
Publication date
Feb 27, 2025
QUANTA COMPUTER INC.
Chin-Lung SU
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
BALANCED OPTICAL COMMUNICATION NETWORKS
Publication number
20250055589
Publication date
Feb 13, 2025
Lightmatter, Inc
Parry Jones Reginald Husbands
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Integrated C+L band ROADM architecture
Publication number
20250038875
Publication date
Jan 30, 2025
CIENA CORPORATION
Paul Chedore
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Data Secrecy Method for Submarine Cable System with Failure and Sub...
Publication number
20250023654
Publication date
Jan 16, 2025
HMN Technologies Co., Limited
Xiaoyong QIN
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
CONTROL APPARATUS, COMMUNICATION SYSTEM, CONTROL METHOD AND PROGRAM
Publication number
20240405909
Publication date
Dec 5, 2024
Nippon Telegraph and Telephone Corporation
Hiroko NOMURA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSMISSION DEVICE, OPTICAL TRANSMISSION SYSTEM, AND OPTIC...
Publication number
20240405868
Publication date
Dec 5, 2024
Fujitsu Limited
GOJI NAKAGAWA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL CHANNEL MONITOR (OCM) WITH SPECTRALLY-MULTIPLEXED WAVELENGT...
Publication number
20240333381
Publication date
Oct 3, 2024
II-VI Delaware, Inc.
Michael Cahill
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSCEIVER, OPTICAL COMMUNICATION SYSTEM, OPTICAL TRANSMIS...
Publication number
20240333396
Publication date
Oct 3, 2024
NEC Corporation
Atsushi KOZATO
H04 - ELECTRIC COMMUNICATION TECHNIQUE