For interconnection of WDM optical networks

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CPC
H04J14/022

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Parent Industries

HELECTRICITY H04Electric communication H04JMULTIPLEX COMMUNICATION H04J14/00Optical multiplex systems

Current Industry

H04J14/022For interconnection of WDM optical networks

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Optical devices for coarse wavelength division multiplexing wavebands
- Patent number 12,328,182
- Issue date Jun 10, 2025
- Hewlett Packard Enterprise Development LP
- Sagi Varghese Mathai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Reconfigurable passive terminal that manages access to an optical c...
- Patent number 12,323,230
- Issue date Jun 3, 2025
- AT&T Intellectual Property I, L.P.
- Ricky Perry
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Device, apparatus, and method for adjusting optical signals, and st...
- Patent number 12,323,229
- Issue date Jun 3, 2025
- Zhi Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for determining actual values of one or more characteristics...
- Patent number 12,323,185
- Issue date Jun 3, 2025
- ADVA Optical Networking SE
- Tobias Fehenberger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Cluster light source and method for generating cluster light source
- Patent number 12,323,189
- Issue date Jun 3, 2025
- Huawei Technologies Co., Ltd.
- Xin Zhang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical amplifier, optical amplifier equalizing method, and transmi...
- Patent number 12,308,599
- Issue date May 20, 2025
- NEC Corporation
- Keiichi Matsumoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Systems and methods for fiber upstream trace determination
- Patent number 12,294,407
- Issue date May 6, 2025
- FRONTIER COMMUNICATIONS HOLDINGS, LLC
- Ryan C. Bennett
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for determining launch energy, power and efficien...
- Patent number 12,278,692
- Issue date Apr 15, 2025
- AT&T Communications Services India Private Limited
- Mritunjay Pandey
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Metastructured photonic devices for multiplexing or demultiplexing...
- Patent number 12,261,685
- Issue date Mar 25, 2025
- X Development LLC
- Sunil Pai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Polarization-diversity optical power supply
- Patent number 12,250,027
- Issue date Mar 11, 2025
- Nubis Communications, Inc.
- Peter Johannes Winzer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods for tuning a power characteristic of an optical...
- Patent number 12,244,349
- Issue date Mar 4, 2025
- Cable Television Laboratories, Inc.
- Lin Cheng
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Operation apparatus for fiber network and control method thereof
- Patent number 12,244,407
- Issue date Mar 4, 2025
- Korea Institute of Science & Technology Information
- Chan Kyun Lee
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Service and power control orchestrator
- Patent number 12,237,868
- Issue date Feb 25, 2025
- Infinera Corporation
- Baranidhar Ramanathan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transmission apparatus and transmission system
- Patent number 12,231,227
- Issue date Feb 18, 2025
- Fujitsu Limited
- Xiang Zhang
- 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
Information transmission method and device, communication device, a...
- Patent number 12,218,746
- Issue date Feb 4, 2025
- China Mobile Communication Co., Ltd. Research Institute
- Dechao Zhang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Deterministic dynamic network traffic shaping
- Patent number 12,212,406
- Issue date Jan 28, 2025
- SK3W TECHNOLOGIES INC.
- Jamie Aaron Brown
- 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
Laser-shared coherent transceivers and methods
- Patent number 12,184,399
- Issue date Dec 31, 2024
- Amazon Technologies, Inc.
- Omid Momtahan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Secured fiber link system
- Patent number 12,181,713
- Issue date Dec 31, 2024
- APRIORI NETWORK SYSTEMS, LLC
- Gary M. Weiner
- 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
Wavelength division multiplexing structure
- Patent number 12,177,002
- Issue date Dec 24, 2024
- China Mobile Communication Co., Ltd. Research Institute
- Dong Wang
- 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
Automatic optical link calibration of amplified optical links
- Patent number 12,160,306
- Issue date Dec 3, 2024
- Ciena Corporation
- Choudhury A. Al Sayeed
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical multiplexer supporting multiple channel sizes
- Patent number 12,155,457
- Issue date Nov 26, 2024
- Nokia Solutions and Networks Oy
- Randy Eisenach
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transmission system, optical device, and optical transmissi...
- Patent number 12,155,456
- Issue date Nov 26, 2024
- NEC Corporation
- Hideo Asada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Video coupler using wavelength division multiplexing
- Patent number 12,120,167
- Issue date Oct 15, 2024
- Product Development Associates, Inc.
- Bradley Vernon Briercliffe
- 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
Method and apparatus for calculating configuration of optical trans...
- Patent number 12,113,572
- Issue date Oct 8, 2024
- Alibaba (China) Co., Ltd.
- Liang Dou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL COMMUNICATION SYSTEM AND METHOD OF SIGNAL TRANSMISSION
- Publication number 20250233662
- Publication date Jul 17, 2025
- Taiwan Semiconductor Manufacturing company Ltd.
- YOU-CHENG LU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMMUNICATION CONTROL APPARATUS AND COMMUNICATION CONTROL METHOD
- Publication number 20250233683
- Publication date Jul 17, 2025
- Nippon Telegraph and Telephone Corporation
- Shin KANEKO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEM AND METHOD FOR DETERMINING LAUNCH ENERGY, POWER AND EFFICIEN...
- Publication number 20250226908
- Publication date Jul 10, 2025
- AT&T Communications Services India Private Limited
- Mritunjay Pandey
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL COMMUNICATION SYSTEM, OPTICAL SIGNAL CONTROL METHOD, AND OP...
- Publication number 20250211358
- Publication date Jun 26, 2025
- NEC Corporation
- Kenji MORIMOTO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL TRANSMISSION DEVICE AND OPTICAL TRANSMISSION SYSTEM
- Publication number 20250211356
- Publication date Jun 26, 2025
- Fujitsu Limited
- Kentaro KAWANISHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ENERGY-EFFICIENT DYNAMIC BANDWIDTH ASSIGNMENT
- Publication number 20250202613
- Publication date Jun 19, 2025
- Nokia Solutions and Networks Oy
- Paschalis TSIAFLAKIS
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
WAVELENGTH REMAPPING IN AN ON-CHIP WAVELENGTH DIVISION MULTIPLEXING...
- Publication number 20250192912
- Publication date Jun 12, 2025
- Lightmatter, Inc
- Nikhil Kumar
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
EFFICIENT HIGHER LOSS BUDGET PON TRANSCEIVER
- Publication number 20250167911
- Publication date May 22, 2025
- Nokia Solutions and Networks Oy
- Pouya Maraghechi
- 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
MONITOR CHANNEL FOR MULTIPLE TRANSMISSION CHANNELS
- Publication number 20250141583
- Publication date May 1, 2025
- Cisco Technology, Inc.
- Scott D. DENTON
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL TRANSMISSION DEVICE, OPTICAL TRANSMISSION METHOD, AND OPTIC...
- Publication number 20250141584
- Publication date May 1, 2025
- Fujitsu Limited
- Tokuharu KIMURA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMMUNICATION METHOD AND DEVICE
- Publication number 20250141585
- Publication date May 1, 2025
- Huawei Technologies Co., Ltd
- Amirhossein Mohammadian
- 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 TRANSMITTING APPARATUS, AND CONTROL METHOD
- Publication number 20250125877
- Publication date Apr 17, 2025
- Nippon Telegraph and Telephone Corporation
- Ryo MIYATAKE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL SIGNAL RELAY APPARATUS AND OPTICAL SIGNAL RELAY METHOD
- Publication number 20250119215
- Publication date Apr 10, 2025
- NEC Corporation
- Tatsunori OMIYA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL COMMUNICATION SYSTEM, EXTENSION STATION AND COMMUNICATION M...
- Publication number 20250119227
- Publication date Apr 10, 2025
- Nippon Telegraph and Telephone Corporation
- Kota ITO
- 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
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
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
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
SECURED FIBER LINK SYSTEM
- Publication number 20250085481
- Publication date Mar 13, 2025
- APRIORI NETWORK SYSTEMS, LLC
- Gary M. WEINER
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR PRIVATE LINE EMULATION IN A PACKET-SWITCHE...
- Publication number 20250080264
- Publication date Mar 6, 2025
- Walid Wakim
- 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
Multi-Band Coexistence Element
- Publication number 20250070879
- Publication date Feb 27, 2025
- FRONTIER COMMUNICATIONS HOLDINGS, LLC
- John Valdez
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL TRANSMISSION SYSTEM AND OPTICAL TRANSMISSION METHOD
- Publication number 20250047405
- Publication date Feb 6, 2025
- NEC Corporation
- Takeshi Takemura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL TRANSMITTER, OPTICAL TRANSCEIVER USING OPTICAL TRANSMITTER,...
- Publication number 20250047390
- Publication date Feb 6, 2025
- Fujitsu Limited
- Jun MATSUI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DUAL LASER CONTROL FOR POINT-TO-MULTIPOINT NETWORKS USING BI-DIRECT...
- Publication number 20250038854
- Publication date Jan 30, 2025
- Infinera Corporation
- Christopher Fludger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SERVICE PROVIDING SERVER, SERVICE PROVIDING METHOD, AND SERVICE PRO...
- Publication number 20250038876
- Publication date Jan 30, 2025
- SONY GROUP CORPORATION
- KAZUMOTO KONDO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

For interconnection of WDM optical networks

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Optical devices for coarse wavelength division multiplexing wavebands

Reconfigurable passive terminal that manages access to an optical c...

Device, apparatus, and method for adjusting optical signals, and st...

Method for determining actual values of one or more characteristics...

Cluster light source and method for generating cluster light source

Optical amplifier, optical amplifier equalizing method, and transmi...

Systems and methods for fiber upstream trace determination

System and method for determining launch energy, power and efficien...

Metastructured photonic devices for multiplexing or demultiplexing...

Polarization-diversity optical power supply

Systems and methods for tuning a power characteristic of an optical...

Operation apparatus for fiber network and control method thereof

Service and power control orchestrator

Transmission apparatus and transmission system

Coordinator for managing optical power controls in a C+L band network

Information transmission method and device, communication device, a...

Deterministic dynamic network traffic shaping

Optical transmission device

Laser-shared coherent transceivers and methods

Secured fiber link system

Semiconductor based system and method for broad bandwidth transmission

Wavelength division multiplexing structure

Optical network system, optical node device, and optical network co...

Coordinator for managing optical power controls in a C+L band network

Automatic optical link calibration of amplified optical links

Optical multiplexer supporting multiple channel sizes

Optical transmission system, optical device, and optical transmissi...

Video coupler using wavelength division multiplexing

Degree switching configuration for network architecture

Method and apparatus for calculating configuration of optical trans...

Patents Applicationslast 30 patents

OPTICAL COMMUNICATION SYSTEM AND METHOD OF SIGNAL TRANSMISSION

COMMUNICATION CONTROL APPARATUS AND COMMUNICATION CONTROL METHOD

SYSTEM AND METHOD FOR DETERMINING LAUNCH ENERGY, POWER AND EFFICIEN...

OPTICAL COMMUNICATION SYSTEM, OPTICAL SIGNAL CONTROL METHOD, AND OP...

OPTICAL TRANSMISSION DEVICE AND OPTICAL TRANSMISSION SYSTEM

ENERGY-EFFICIENT DYNAMIC BANDWIDTH ASSIGNMENT

WAVELENGTH REMAPPING IN AN ON-CHIP WAVELENGTH DIVISION MULTIPLEXING...

EFFICIENT HIGHER LOSS BUDGET PON TRANSCEIVER

OPTICAL TRANSCEIVER BANDWIDTH SCALING THROUGH DIRECT OPTICAL WIRE F...

VARIABLE EQUALIZER, REPEATER, AND EQUALIZING METHOD INCORPORATION B...

MONITOR CHANNEL FOR MULTIPLE TRANSMISSION CHANNELS

OPTICAL TRANSMISSION DEVICE, OPTICAL TRANSMISSION METHOD, AND OPTIC...

COMMUNICATION METHOD AND DEVICE

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

OPTICAL TRANSMITTING APPARATUS, AND CONTROL METHOD

OPTICAL SIGNAL RELAY APPARATUS AND OPTICAL SIGNAL RELAY METHOD

OPTICAL COMMUNICATION SYSTEM, EXTENSION STATION AND COMMUNICATION M...

ASE IDLER PASSBAND PROTECTION FOR TERRESTRIAL OPTICAL NETWORK APPLI...

APPARATUS AND METHOD FOR ASE IDLER PASSBAND LOADING CONTROL (APLC)

OPTICAL SPLITTING/COUPLING DEVICE, OPTICAL SUBMARINE CABLE SYSTEM,...

Partially Colored Flexgrid Wavelength-Division Multiplexer/Demultip...

CHARACTERISTIC MEASUREMENT APPARATUS, CHARACTERISTIC MEASUREMENT ME...

SECURED FIBER LINK SYSTEM

METHOD AND APPARATUS FOR PRIVATE LINE EMULATION IN A PACKET-SWITCHE...

OPTICAL COMMUNICATION DEVICE THAT TRANSMITS WDM SIGNAL

Multi-Band Coexistence Element

OPTICAL TRANSMISSION SYSTEM AND OPTICAL TRANSMISSION METHOD

OPTICAL TRANSMITTER, OPTICAL TRANSCEIVER USING OPTICAL TRANSMITTER,...

DUAL LASER CONTROL FOR POINT-TO-MULTIPOINT NETWORKS USING BI-DIRECT...

SERVICE PROVIDING SERVER, SERVICE PROVIDING METHOD, AND SERVICE PRO...