using external modulation

Industry

CPC
H04B10/505

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Parent Industries

HELECTRICITY H04Electric communication H04BTRANSMISSION H04B10/00Transmission systems employing electromagnetic waves other than radio-waves

Current Industry

H04B10/505using external modulation

Industries

Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus of automatic bias control for intensity modula...
- Patent number 12,362,835
- Issue date Jul 15, 2025
- O-NET (USA) Inc.
- Yangjing Wen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Magnetic-field-tunable terahertz optoelectronic transducer
- Patent number 12,345,930
- Issue date Jul 1, 2025
- Wisconsin Alumni Research Foundation
- Jiamian Hu
- 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
System, apparatus, and architecture for migrating an optical commun...
- Patent number 12,323,233
- Issue date Jun 3, 2025
- Google LLC
- Xiang Zhou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and system for optical timing transfer
- Patent number 12,273,145
- Issue date Apr 8, 2025
- Inter-University Research Institute Corporation National Institutes of Natura...
- Hitoshi Kiuchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transmission module, optical transmission-reception module...
- Patent number 12,272,928
- Issue date Apr 8, 2025
- Hisense Broadband Multimedia Technologies Co., Ltd.
- Yi Tang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
System and method for optical communication
- Patent number 12,273,148
- Issue date Apr 8, 2025
- Luminous Computing, Inc.
- Thomas W. Baehr-Jones
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Management and control system of wavelength-multiplexed subranging...
- Patent number 12,261,642
- Issue date Mar 25, 2025
- Seaford Holdings, LLC
- Bahram Jalali
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical full-field transmitter
- Patent number 12,255,691
- Issue date Mar 18, 2025
- Cable Television Laboratories, Inc.
- Haipeng Zhang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Frequency division multiple access optical subcarriers
- Patent number 12,255,731
- Issue date Mar 18, 2025
- Infinera Corporation
- Jeffrey T. Rahn
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Active feedback noise reduction for free space optical communications
- Patent number 12,250,021
- Issue date Mar 11, 2025
- ATTOCHRON, LLC
- Thomas M. Chaffee
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical module switch device
- Patent number 12,244,353
- Issue date Mar 4, 2025
- Fujitsu Limited
- Kozo Shimizu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods for optical wireless communication
- Patent number 12,231,170
- Issue date Feb 18, 2025
- Cable Television Laboratories, Inc.
- Haipeng Zhang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Self-coherent optical transmission system and receiver
- Patent number 12,231,174
- Issue date Feb 18, 2025
- Telefonaktiebolaget LM Ericsson (publ)
- Fabio Cavaliere
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Enhanced optical signal communication via hollow core fibers
- Patent number 12,218,705
- Issue date Feb 4, 2025
- Joseph Gerard LaChapelle
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
System and apparatus of controlling ring resonator operating points
- Patent number 12,210,198
- Issue date Jan 28, 2025
- Tongqing Wang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Light receiving device and communication device
- Patent number 12,212,370
- Issue date Jan 28, 2025
- NEC Corporation
- Toshiki Imamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Broadband back mirror for a photonic chip
- Patent number 12,210,186
- Issue date Jan 28, 2025
- Skorpios Technologies, Inc.
- Damien Lambert
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Wavelength-multiplexed subranging electro-optic modulator (SEOM) fo...
- Patent number 12,206,455
- Issue date Jan 21, 2025
- Seaford Holdings, LLC
- Bahram Jalali
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
UAV guidance system and hand control unit
- Patent number 12,197,205
- Issue date Jan 14, 2025
- The United States of America, as represented by the Secretary of the Navy
- Jordan M. Snaider
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical module
- Patent number 12,199,678
- Issue date Jan 14, 2025
- Furukawa Electric Co., Ltd.
- Kazuya Nagashima
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Intra data center optical communication
- Patent number 12,191,914
- Issue date Jan 7, 2025
- SOLANIUM LABS LTD.
- Or Vidal
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Linearized optical digital-to-analog modulator
- Patent number 12,191,912
- Issue date Jan 7, 2025
- Ramot At Tel-Aviv University Ltd.
- Yossef Ehrlichman
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Optical multiple-input-multiple-output (MIMO) demultiplexers
- Patent number 12,184,333
- Issue date Dec 31, 2024
- Aloe Semiconductor Inc.
- Christopher R. Doerr
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Short-waveband active optical component based on vertical emitting...
- Patent number 12,169,314
- Issue date Dec 17, 2024
- II-VI DELAWARE, INC.
- Guanglong Yu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Dual-output coherent optical technology
- Patent number 12,160,272
- Issue date Dec 3, 2024
- Google LLC
- Xiang Zhou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical communication device and transmission module
- Patent number 12,140,825
- Issue date Nov 12, 2024
- Mitsubishi Electric Corporation
- Nobuo Ohata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical communication interface
- Patent number 12,142,890
- Issue date Nov 12, 2024
- Arista Networks, Inc.
- Alexey Kovsh
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Methods and apparatuses for downconverting high frequency subbands...
- Patent number 12,143,134
- Issue date Nov 12, 2024
- The Government of the United States of America, as represented by the Secreta...
- Bryan Haas
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Enhanced subranging electro-optic modulator (SEOM) for high dynamic...
- Patent number 12,136,949
- Issue date Nov 5, 2024
- Serford Holdings, LLC
- Bahram Jalali
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM AND METHOD FOR DUAL USE INTEGRATED PHOTONIC CIRCUIT
- Publication number 20250219736
- Publication date Jul 3, 2025
- Cisco Technology, Inc.
- Long Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL FULL-FIELD TRANSMITTER
- Publication number 20250219737
- Publication date Jul 3, 2025
- Cable Television Laboratories, Inc.
- Haipeng Zhang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
APPARATUS AND METHOD FOR DETERMINING SIGNAL CORRELATION
- Publication number 20250211336
- Publication date Jun 26, 2025
- Fujitsu Limited
- Tong YE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method And Apparatus For Ultra-Short Pulsed Laser Communication Thr...
- Publication number 20250202588
- Publication date Jun 19, 2025
- Attochron, LLC
- Thomas Malcolm Chaffee
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
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
SYSTEM AND METHOD FOR OPTICAL COMMUNICATION
- Publication number 20250184010
- Publication date Jun 5, 2025
- Luminous Computing, Inc.
- Thomas W. BAEHR-JONES
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TIME DIVISION MULTIPLE ACCESS OPTICAL SUBCARRIERS
- Publication number 20250167882
- Publication date May 22, 2025
- Infinera Corporation
- Amir Jafari
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PHOTOCURRENT SENSING FOR FEEDBACK CONTROL
- Publication number 20250141560
- Publication date May 1, 2025
- MaxLinear, Inc.
- Abdelkrim El Amili
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL MULTIPLE-INPUT-MULTIPLE-OUTPUT (MIMO) DEMULTIPLEXERS
- Publication number 20250096901
- Publication date Mar 20, 2025
- Aloe Semiconductor Inc.
- Christopher R. Doerr
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DATA DRIVERS
- Publication number 20250096795
- Publication date Mar 20, 2025
- SEMTECH CORPORATION
- Behzad FARZANEH
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MANAGEMENT AND CONTROL SYSTEM OF WAVELENGTH-MULTIPLEXED SUBRANGING...
- Publication number 20250080224
- Publication date Mar 6, 2025
- Seaford Holdings, LLC
- Bahram Jalali
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Base-Calling Method and Device, Electronic Equipment and Storage Me...
- Publication number 20250080229
- Publication date Mar 6, 2025
- SHENZHEN SALUS BIOMED CO., LTD
- Wei CHEN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DELAY CONTROL CIRCUIT, OPTICAL TRANSMITTER, AND DELAY CONTROL METHOD
- Publication number 20250080228
- Publication date Mar 6, 2025
- Fujitsu Limited
- Yukito TSUNODA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD FOR COHERENT OPTICAL TRANSMISSION AND RECEPTION AND APPARATU...
- Publication number 20250070882
- Publication date Feb 27, 2025
- ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
- Sun Hyok CHANG
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Dual-Output Coherent Optical Technology
- Publication number 20250055571
- Publication date Feb 13, 2025
- Google LLC
- Xiang Zhou
- 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
Optical Circuit
- Publication number 20250038857
- Publication date Jan 30, 2025
- Nippon Telegraph and Telephone Corporation
- Shigeru Kanazawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SIGNAL DETECTION AND INFORMATION CONVEYANCE OVER OPTICAL FIBER
- Publication number 20250030483
- Publication date Jan 23, 2025
- MACOM Technology Solutions Holdings, Inc.
- Eric Iozsef
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CALIBRATION METHOD FOR CALIBRATING A MEASUREMENT SYSTEM
- Publication number 20250020752
- Publication date Jan 16, 2025
- ROHDE &SCHWARZ GMBH & CO. KG
- Julius SEEGER
- G01 - MEASURING TESTING
Information Patent Application
CONTROL OF A MODULATION INDEX OF AN OPTICAL SIGNAL
- Publication number 20250007616
- Publication date Jan 2, 2025
- Lumentum Technology (UK) Limited
- Ricardo SAAD
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
LINEARIZED OPTICAL DIGITAL-TO-ANALOG MODULATOR
- Publication number 20240430011
- Publication date Dec 26, 2024
- Ramot at Tel-Aviv University Ltd.
- Yossef EHRLICHMAN
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
METHOD AND SYSTEM FOR ENCODING MULTI-LEVEL PULSE AMPLITUDE MODULATE...
- Publication number 20240430012
- Publication date Dec 26, 2024
- Cisco Technology, Inc.
- Daniel KUCHARSKI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHODS AND APPARATUSES FOR MAXIMIZING OUTPUT MODULATION AMPLITUDE...
- Publication number 20240396638
- Publication date Nov 28, 2024
- Xilinx, Inc.
- Adebabay M. BEKELE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL DEVICE
- Publication number 20240380175
- Publication date Nov 14, 2024
- Kabushiki Kaisha Toshiba
- Taofiq PARAISO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OPTICAL TRANSMISSION DEVICE AND COMMUNICATION DEVICE
- Publication number 20240380494
- Publication date Nov 14, 2024
- NEC CORPORATION
- Koya Takata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SILICON PHOTONICS TRANSMITTER AND METHOD THEREFOR
- Publication number 20240380492
- Publication date Nov 14, 2024
- ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
- Sanghwa YOO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL TRANSMISSION DEVICE AND OPTICAL TRANSMISSION METHOD
- Publication number 20240369897
- Publication date Nov 7, 2024
- Mitsubishi Electric Corporation
- Hayato SANO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMMUNICATION SYSTEM EMPLOYING OPTICAL FRAME TEMPLATES
- Publication number 20240356651
- Publication date Oct 24, 2024
- Nubis Communications, Inc.
- Peter Johannes Winzer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MAGNETIC-FIELD-TUNABLE TERAHERTZ OPTOELECTRONIC TRANSDUCER
- Publication number 20240345338
- Publication date Oct 17, 2024
- Wisconsin Alumni Research Foundation
- Jiamian Hu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS OF AUTOMATIC BIAS CONTROL FOR INTENSITY MODULA...
- Publication number 20240340087
- Publication date Oct 10, 2024
- YANGJING WEN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

using external modulation

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method and apparatus of automatic bias control for intensity modula...

Magnetic-field-tunable terahertz optoelectronic transducer

Optical transmitter and optical modulation method

System, apparatus, and architecture for migrating an optical commun...

Method and system for optical timing transfer

Optical transmission module, optical transmission-reception module...

System and method for optical communication

Management and control system of wavelength-multiplexed subranging...

Optical full-field transmitter

Frequency division multiple access optical subcarriers

Active feedback noise reduction for free space optical communications

Optical module switch device

Systems and methods for optical wireless communication

Self-coherent optical transmission system and receiver

Enhanced optical signal communication via hollow core fibers

System and apparatus of controlling ring resonator operating points

Light receiving device and communication device

Broadband back mirror for a photonic chip

Wavelength-multiplexed subranging electro-optic modulator (SEOM) fo...

UAV guidance system and hand control unit

Optical module

Intra data center optical communication

Linearized optical digital-to-analog modulator

Optical multiple-input-multiple-output (MIMO) demultiplexers

Short-waveband active optical component based on vertical emitting...

Dual-output coherent optical technology

Optical communication device and transmission module

Optical communication interface

Methods and apparatuses for downconverting high frequency subbands...

Enhanced subranging electro-optic modulator (SEOM) for high dynamic...

Patents Applicationslast 30 patents

SYSTEM AND METHOD FOR DUAL USE INTEGRATED PHOTONIC CIRCUIT

OPTICAL FULL-FIELD TRANSMITTER

APPARATUS AND METHOD FOR DETERMINING SIGNAL CORRELATION

Method And Apparatus For Ultra-Short Pulsed Laser Communication Thr...

FREQUENCY DIVISION MULTIPLE ACCESS OPTICAL SUBCARRIERS

SYSTEM AND METHOD FOR OPTICAL COMMUNICATION

TIME DIVISION MULTIPLE ACCESS OPTICAL SUBCARRIERS

PHOTOCURRENT SENSING FOR FEEDBACK CONTROL

OPTICAL MULTIPLE-INPUT-MULTIPLE-OUTPUT (MIMO) DEMULTIPLEXERS

DATA DRIVERS

MANAGEMENT AND CONTROL SYSTEM OF WAVELENGTH-MULTIPLEXED SUBRANGING...

Base-Calling Method and Device, Electronic Equipment and Storage Me...

DELAY CONTROL CIRCUIT, OPTICAL TRANSMITTER, AND DELAY CONTROL METHOD

METHOD FOR COHERENT OPTICAL TRANSMISSION AND RECEPTION AND APPARATU...

Dual-Output Coherent Optical Technology

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

Optical Circuit

SIGNAL DETECTION AND INFORMATION CONVEYANCE OVER OPTICAL FIBER

CALIBRATION METHOD FOR CALIBRATING A MEASUREMENT SYSTEM

CONTROL OF A MODULATION INDEX OF AN OPTICAL SIGNAL

LINEARIZED OPTICAL DIGITAL-TO-ANALOG MODULATOR

METHOD AND SYSTEM FOR ENCODING MULTI-LEVEL PULSE AMPLITUDE MODULATE...

METHODS AND APPARATUSES FOR MAXIMIZING OUTPUT MODULATION AMPLITUDE...

OPTICAL DEVICE

OPTICAL TRANSMISSION DEVICE AND COMMUNICATION DEVICE

SILICON PHOTONICS TRANSMITTER AND METHOD THEREFOR

OPTICAL TRANSMISSION DEVICE AND OPTICAL TRANSMISSION METHOD

COMMUNICATION SYSTEM EMPLOYING OPTICAL FRAME TEMPLATES

MAGNETIC-FIELD-TUNABLE TERAHERTZ OPTOELECTRONIC TRANSDUCER

METHOD AND APPARATUS OF AUTOMATIC BIAS CONTROL FOR INTENSITY MODULA...