Wavelength-division multiplex systems

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HELECTRICITY H04Electric communication H04JMULTIPLEX COMMUNICATION H04J14/00Optical multiplex systems

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H04J14/02Wavelength-division multiplex systems

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Patents Grantslast 30 patents

Information Patent Grant
Optical frequency spectral optimization in dense wavelength divisio...
- Patent number 12,362,826
- Issue date Jul 15, 2025
- Level 3 Communications, LLC
- James E. Shearer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Dynamically switching queueing schemes for network switches
- Patent number 12,355,552
- Issue date Jul 8, 2025
- Infinera Corporation
- Steven J. Hand
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Broadband wavelength division multiplexing for free space optical c...
- Patent number 12,355,551
- Issue date Jul 8, 2025
- ATTOCHRON, LLC
- Thomas M. Chaffee
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Methods and systems for monitoring optical networks
- Patent number 12,355,486
- Issue date Jul 8, 2025
- Comcast Cable Communications, LLC
- Venk Mutalik
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Scalable add/drop colorless, directionless, and contentionless opti...
- Patent number 12,355,550
- Issue date Jul 8, 2025
- Ciena Corporation
- Paul Chedore
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Tunable optical wedge for reducing crosstalk in wavelength selectiv...
- Patent number 12,345,998
- Issue date Jul 1, 2025
- II-VI DELAWARE, INC.
- Helen Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optimization of spectrum sharing in optical line systems
- Patent number 12,348,265
- Issue date Jul 1, 2025
- Ciena Corporation
- Priyanth Mehta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication routing between nodes in a LEO satellite network
- Patent number 12,341,601
- Issue date Jun 24, 2025
- Cisco Technology, Inc.
- Ali Sajassi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical line terminal, optical network unit, and optical communicat...
- Patent number 12,341,602
- Issue date Jun 24, 2025
- Huawei Technologies Co., Ltd.
- Huafeng Lin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Methods, devices, and systems for timing and bandwidth management o...
- Patent number 12,341,557
- Issue date Jun 24, 2025
- Lumeova, Inc.
- William Joseph Croughwell
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Communication method based on passive optical network, related devi...
- Patent number 12,342,110
- Issue date Jun 24, 2025
- Huawei Technologies Co., Ltd.
- Xuming Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transmitter and optical modulation method
- Patent number 12,334,984
- Issue date Jun 17, 2025
- Huawei Technologies Co., Ltd.
- Guangcan Mi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Coherent light receiving optical device
- Patent number 12,335,029
- Issue date Jun 17, 2025
- SiFotonics Technologies (Beijing) Co., Ltd.
- Fan Qi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Photonic communication platform
- Patent number 12,332,479
- Issue date Jun 17, 2025
- Lightmatter, Inc.
- Nicholas C. Harris
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical module, data center system, and data transmission method
- Patent number 12,335,669
- Issue date Jun 17, 2025
- Huawei Technologies Co., Ltd.
- Guangcan Mi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
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
Routing and regenerator planning in a carrier's core reconfigurable...
- Patent number 12,323,231
- Issue date Jun 3, 2025
- AT&T Intellectual Property I, L.P.
- Balagangadhar Bathula
- 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
External laser enabled co-packaged optics architectures
- Patent number 12,316,382
- Issue date May 27, 2025
- Juniper Networks, Inc.
- Domenico Di Mola
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Identifying and monitoring connections in an optical system
- Patent number 12,316,441
- Issue date May 27, 2025
- Molex, LLC
- Lifu Gong
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical signal monitoring device, and optical signal monitoring method
- Patent number 12,316,373
- Issue date May 27, 2025
- NEC Corporation
- Takeshi Takemura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information 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
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
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
Data transport in a virtualized distributed antenna system
- Patent number 12,302,046
- Issue date May 13, 2025
- DALI WIRELESS, INC.
- Shawn Patrick Stapleton
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication system and method for controlling communication system
- Patent number 12,301,295
- Issue date May 13, 2025
- NEC Corporation
- Yutaka Yano
- 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
OPTICAL ADD DROP MULTIPLEXERS WITH ASYMMETRICAL FILTERING
- Publication number 20250233681
- Publication date Jul 17, 2025
- EQUINIX, INC.
- Qiang Wang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PERFORMANCE MONITORING DATA INTEGRATED ROUTE PLANNING TOOL FOR RECO...
- Publication number 20250233682
- Publication date Jul 17, 2025
- AT&T INTELLECTUAL PROPERTY I, L.P.
- Guodong Zhang
- 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
COMMUNICATION APPARATUS AND OPTICAL PATH OPENING METHOD
- Publication number 20250233667
- Publication date Jul 17, 2025
- Nippon Telegraph and Telephone Corporation
- Shin KANEKO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL TRANSMITTER, OPTICAL RECEIVER, OPTICAL TRANSMISSION METHOD...
- Publication number 20250233670
- Publication date Jul 17, 2025
- Nippon Telegraph and Telephone Corporation
- Fukutaro HAMAOKA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Time-Division Multiplexing (TDM) Scheduling in a Network Adapter
- Publication number 20250226910
- Publication date Jul 10, 2025
- MELLANOX TECHNOLOGIES, LTD.
- Dotan David Levi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method, System, and Computer Program Product for Containerized Opti...
- Publication number 20250226907
- Publication date Jul 10, 2025
- II-VI Delaware, Inc.
- Yajun Wang
- 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
FIBER SHUFFLE BOX, DATA PROCESSING METHOD AND COMPUTER STORAGE MEDIUM
- Publication number 20250219756
- Publication date Jul 3, 2025
- CLOUD INTELLIGENCE ASSETS HOLDING (SINGAPORE) PRIVATE LIMITED
- Huan ZHANG
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SHORT WAVELENGTH DIVISION MULTIPLEXING SYSTEM
- Publication number 20250211357
- Publication date Jun 26, 2025
- Cisco Technology, Inc.
- Fabrizio Forghieri
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Spectrum assignment in optical networks utilizing a minimum represe...
- Publication number 20250211881
- Publication date Jun 26, 2025
- CIENA CORPORATION
- Zach Dunnigan
- 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
FLEXIBLE FORWARDED CLOCKING ARCHITECTURE FOR DENSE WAVELENGTH DIVIS...
- Publication number 20250211359
- Publication date Jun 26, 2025
- NVIDIA Corp.
- Sanquan Song
- 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
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
SUBCHANNEL PHOTONIC ROUTING, SWITCHING AND PROTECTION WITH SIMPLIFI...
- Publication number 20250202614
- Publication date Jun 19, 2025
- Snell Holdings, LLC
- Chris Wilhelm Barnard
- 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
Architecture For Distributed Acoustic Sensing Interrogation For Sen...
- Publication number 20250189686
- Publication date Jun 12, 2025
- Halliburton Energy Services, Inc.
- Ira Bush
- G01 - MEASURING TESTING
Information Patent Application
FREQUENCY DIVISION MULTIPLE ACCESS OPTICAL SUBCARRIERS
- Publication number 20250192881
- Publication date Jun 12, 2025
- Infinera Corp.
- Jeffrey T. Rahn
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical Network Nodes
- Publication number 20250192910
- Publication date Jun 12, 2025
- Telefonaktiebolaget LM Ericsson (publ)
- Luca Giorgi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
RECONFIGURABLE OPTICAL ADD AND DROP MULTIPLEXER SYSTEM WITH MONITOR...
- Publication number 20250192911
- Publication date Jun 12, 2025
- Molex, LLC
- Lifu Gong
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Parallelized optical link calibration over an optical section
- Publication number 20250192909
- Publication date Jun 12, 2025
- CIENA CORPORATION
- Yinqing Pei
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SEPARATION SYSTEM
- Publication number 20250184028
- Publication date Jun 5, 2025
- Nippon Telegraph and Telephone Corporation
- Manabu YOSHINO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
AMPLIFICATION METHOD IN A PON ACCESS NETWORK, COMPUTER PROGRAM PROD...
- Publication number 20250184004
- Publication date Jun 5, 2025
- ORANGE
- Gael Simon
- 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
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
SUBCARRIER BASED DATA CENTER NETWORK ARCHITECTURE
- Publication number 20250168536
- Publication date May 22, 2025
- Stuart Elby
- 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

Wavelength-division multiplex systems

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Optical frequency spectral optimization in dense wavelength divisio...

Dynamically switching queueing schemes for network switches

Broadband wavelength division multiplexing for free space optical c...

Methods and systems for monitoring optical networks

Scalable add/drop colorless, directionless, and contentionless opti...

Tunable optical wedge for reducing crosstalk in wavelength selectiv...

Optimization of spectrum sharing in optical line systems

Communication routing between nodes in a LEO satellite network

Optical line terminal, optical network unit, and optical communicat...

Methods, devices, and systems for timing and bandwidth management o...

Communication method based on passive optical network, related devi...

Optical transmitter and optical modulation method

Coherent light receiving optical device

Photonic communication platform

Optical module, data center system, and data transmission method

Optical devices for coarse wavelength division multiplexing wavebands

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

Routing and regenerator planning in a carrier's core reconfigurable...

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

External laser enabled co-packaged optics architectures

Identifying and monitoring connections in an optical system

Optical signal monitoring device, and optical signal monitoring method

Wavelength cross connect device, multiband transmission system, and...

Satellite system with networked gateways

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

Communication station, optical communication system, data transmiss...

Data transport in a virtualized distributed antenna system

Communication system and method for controlling communication system

Patents Applicationslast 30 patents

OPTICAL COMMUNICATION SYSTEM AND METHOD OF SIGNAL TRANSMISSION

OPTICAL ADD DROP MULTIPLEXERS WITH ASYMMETRICAL FILTERING

PERFORMANCE MONITORING DATA INTEGRATED ROUTE PLANNING TOOL FOR RECO...

COMMUNICATION CONTROL APPARATUS AND COMMUNICATION CONTROL METHOD

COMMUNICATION APPARATUS AND OPTICAL PATH OPENING METHOD

OPTICAL TRANSMITTER, OPTICAL RECEIVER, OPTICAL TRANSMISSION METHOD...

Time-Division Multiplexing (TDM) Scheduling in a Network Adapter

Method, System, and Computer Program Product for Containerized Opti...

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

FIBER SHUFFLE BOX, DATA PROCESSING METHOD AND COMPUTER STORAGE MEDIUM

SHORT WAVELENGTH DIVISION MULTIPLEXING SYSTEM

Spectrum assignment in optical networks utilizing a minimum represe...

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

OPTICAL TRANSMISSION DEVICE AND OPTICAL TRANSMISSION SYSTEM

FLEXIBLE FORWARDED CLOCKING ARCHITECTURE FOR DENSE WAVELENGTH DIVIS...

SYSTEMS AND METHODS FOR COHERENT OPTICS IN AN ACCESS NETWORK

ENERGY-EFFICIENT DYNAMIC BANDWIDTH ASSIGNMENT

SUBCHANNEL PHOTONIC ROUTING, SWITCHING AND PROTECTION WITH SIMPLIFI...

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

Architecture For Distributed Acoustic Sensing Interrogation For Sen...

FREQUENCY DIVISION MULTIPLE ACCESS OPTICAL SUBCARRIERS

Optical Network Nodes

RECONFIGURABLE OPTICAL ADD AND DROP MULTIPLEXER SYSTEM WITH MONITOR...

Parallelized optical link calibration over an optical section

SEPARATION SYSTEM

AMPLIFICATION METHOD IN A PON ACCESS NETWORK, COMPUTER PROGRAM PROD...

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

PHOTONIC COMMUNICATION PLATFORM AND RELATED METHODS FOR INCREASING...

SUBCARRIER BASED DATA CENTER NETWORK ARCHITECTURE

Broadband Wavelength Division Multiplexing For Free Space Optical C...