to control the modulator DC bias

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CPC
H04B10/50575

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Parent Industries

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

Current Industry

H04B10/50575to control the modulator DC bias

Industries

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Patents Grantslast 30 patents

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
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
Information Patent Grant
Bias voltage generation in an optical measurement system
- Patent number 12,085,789
- Issue date Sep 10, 2024
- HI LLC
- Ryan Field
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transmitter, optical transmission system, and method of tra...
- Patent number 12,009,864
- Issue date Jun 11, 2024
- NEC Corporation
- Mingqi Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wavelength-multiplexed subranging electro-optic modulator (SEOM) fo...
- Patent number 11,916,595
- Issue date Feb 27, 2024
- The Jalali Family Trust Dated December 30, 2006.
- Bahram Jalali
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transmitter, communication apparatus, and method of control...
- Patent number 11,888,526
- Issue date Jan 30, 2024
- Fujitsu Limited
- Shoichi Murakami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Combinatorial optimization problem processor and method
- Patent number 11,736,200
- Issue date Aug 22, 2023
- Nippon Telegraph and Telephone Corporation
- Toshiya Sato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Bias control method of optical modulator and optical transmission m...
- Patent number 11,604,369
- Issue date Mar 14, 2023
- Sumitomo Electric Industries, Ltd.
- Masaru Takechi
- G02 - OPTICS
Information Patent Grant
Controller and control method
- Patent number 11,309,971
- Issue date Apr 19, 2022
- Fujitsu Optical Components Limited
- Tetsuji Yamabana
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transmitter including a graded or sloped passband filter, a...
- Patent number 11,303,358
- Issue date Apr 12, 2022
- Source Photonics, Inc.
- Jian Yang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical modulator and method of use
- Patent number 11,296,794
- Issue date Apr 5, 2022
- Rockley Photonics Limited
- Arian Hashemi Talkhooncheh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical modulator with automatic bias correction
- Patent number 11,215,851
- Issue date Jan 4, 2022
- STMicroelectronics S.A.
- Jean-Robert Manouvrier
- G01 - MEASURING TESTING
Information Patent Grant
Optical transmission apparatus and bias control method
- Patent number 10,998,978
- Issue date May 4, 2021
- Fujitsu Optical Components Limited
- Iori Shirakawa
- G02 - OPTICS
Information Patent Grant
Mach-zehnder optical modulator and optical modulation method
- Patent number 10,892,831
- Issue date Jan 12, 2021
- Fujitsu Optical Components Limited
- Manabu Watanabe
- G02 - OPTICS
Information Patent Grant
Closed loop bias control for an IQ phase modulator
- Patent number 10,823,987
- Issue date Nov 3, 2020
- Lumentum Operations LLC
- Dan Burke
- G02 - OPTICS
Information Patent Grant
Laser power controller
- Patent number 10,749,605
- Issue date Aug 18, 2020
- HILIGHT SEMICONDUCTOR LIMITED
- William Redman-White
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Bias control of optical modulators
- Patent number 10,742,324
- Issue date Aug 11, 2020
- Elenion Technologies, LLC
- Kishore Padmaraju
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Off quadrature mach-zehnder modulator biasing
- Patent number 10,715,255
- Issue date Jul 14, 2020
- Inphi Corporation
- Todd Rope
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electro-absorption modulator with integrated control loop for linea...
- Patent number 10,673,532
- Issue date Jun 2, 2020
- ElectroPhotonic-IC Inc.
- Gudmundur A. Hjartarson
- G02 - OPTICS
Information Patent Grant
Inherently broadband linearized electro-optic modulator with custom...
- Patent number 10,651,943
- Issue date May 12, 2020
- Photonic Systems, Inc.
- Edward I. Ackerman
- G02 - OPTICS
Information Patent Grant
Asynchronous bias control for an optical modulator using a multiple...
- Patent number 10,623,105
- Issue date Apr 14, 2020
- Infinera Corporation
- Rene Marcel Schmogrow
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transmitter and method of controlling the same
- Patent number 10,587,346
- Issue date Mar 10, 2020
- NEC Corporation
- Sadao Fujita
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for estimating direct current bias of optical...
- Patent number 10,574,350
- Issue date Feb 25, 2020
- Fujitsu Limited
- Yangyang Fan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Minimizing polarization-dependent optical power for PM-M-QAM transm...
- Patent number 10,560,194
- Issue date Feb 11, 2020
- Juniper Networks, Inc.
- Bo Zhang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical communication system, transmitter and receiver
- Patent number 10,554,303
- Issue date Feb 4, 2020
- Grant Taylor
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transmitter, optical transmission apparatus, and method of...
- Patent number 10,547,388
- Issue date Jan 28, 2020
- Fujitsu Limited
- Katsuhiro Ikeda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for control of optical intensity and extinction ratio of las...
- Patent number 10,535,978
- Issue date Jan 14, 2020
- HILIGHT SEMICONDUCTOR LIMITED
- William Redman-White
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Integrated control loop for linearization and temperature compensat...
- Patent number 10,530,484
- Issue date Jan 7, 2020
- ElectroPhotonic-IC Inc.
- Gudmundur A. Hjartarson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods for biasing optical modulating devices
- Patent number 10,530,483
- Issue date Jan 7, 2020
- Inphi Corporation
- Shih Cheng Wang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical signal transmission apparatus for generating multi-level op...
- Patent number 10,523,333
- Issue date Dec 31, 2019
- Electronics and Telecommunications Research Institute
- Jie Hyun Lee
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

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
Information Patent Application
COMMUNICATION DEVICE INCLUDING NESTED MODULATOR AND BIAS CONTROL ME...
- Publication number 20240129042
- Publication date Apr 18, 2024
- NEC Corporation
- Ken-ichiro YOSHINO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DEVICE FOR GENERATING WIDE CAPTURE RANGE FREQUENCY TUNABLE OPTICAL...
- Publication number 20240048244
- Publication date Feb 8, 2024
- Zhejiang University
- Xiaofeng Jin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL TRANSMITTER, COMMUNICATION APPARATUS, AND METHOD OF CONTROL...
- Publication number 20230080354
- Publication date Mar 16, 2023
- Fujitsu Limited
- Shoichi Murakami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL TRANSMITTER, OPTICAL TRANSMISSION SYSTEM, AND METHOD OF TRA...
- Publication number 20230057029
- Publication date Feb 23, 2023
- NEC Corporation
- Mingqi WU
- G02 - OPTICS
Information Patent Application
Combinatorial Optimization Problem Processor and Method
- Publication number 20230050876
- Publication date Feb 16, 2023
- Nippon Telegraph and Telephone Corporation
- Toshiya Sato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
BIAS CONTROL METHOD OF OPTICAL MODULATOR AND OPTICAL TRANSMISSION M...
- Publication number 20220299800
- Publication date Sep 22, 2022
- Sumitomo Electric Industries, Ltd.
- Masaru TAKECHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
RING MODULATOR BASELINE WANDER COMPENSATION
- Publication number 20220182149
- Publication date Jun 9, 2022
- Taehwan KIM
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Bias Voltage Generation in an Optical Measurement System
- Publication number 20210294129
- Publication date Sep 23, 2021
- Ryan Field
- G01 - MEASURING TESTING
Information Patent Application
CONTROLLER AND CONTROL METHOD
- Publication number 20210250099
- Publication date Aug 12, 2021
- FUJITSU OPTICAL COMPONENTS LIMITED
- Tetsuji YAMABANA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL TRANSMITTER WITH MACH-ZEHNDER MODULATOR AND METHOD FOR OPER...
- Publication number 20210211202
- Publication date Jul 8, 2021
- Oplink Communications, LLC
- Kuen-Ting TSAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical Transmitter Including a Graded or Sloped Passband Filter, a...
- Publication number 20210210926
- Publication date Jul 8, 2021
- SOURCE PHOTONICS, INC.
- Jian YANG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OPTICAL TRANSMISSION APPARATUS AND BIAS CONTROL METHOD
- Publication number 20210135759
- Publication date May 6, 2021
- FUJITSU OPTICAL COMPONENTS LIMITED
- Iori SHIRAKAWA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OFF QUADRATURE MACH-ZEHNDER MODULATOR BIASING
- Publication number 20190363799
- Publication date Nov 28, 2019
- INPHI CORPORATION
- Todd ROPE
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CLOSED LOOP BIAS CONTROL FOR AN IQ PHASE MODULATOR
- Publication number 20190310497
- Publication date Oct 10, 2019
- Lumentum Operations LLC
- Dan BURKE
- G02 - OPTICS
Information Patent Application
OPTICAL COMMUNICATION SYSTEM, TRANSMITTER AND RECEIVER
- Publication number 20190268070
- Publication date Aug 29, 2019
- Grant TAYLOR
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL MODULATOR WITH AUTOMATIC BIAS CORRECTION
- Publication number 20190243165
- Publication date Aug 8, 2019
- STMicroelectronics S.A.
- Jean-Robert MANOUVRIER
- G01 - MEASURING TESTING
Information Patent Application
INTEGRATED CONTROL LOOP FOR LINEARIZATION AND TEMPERATURE COMPENSAT...
- Publication number 20190238234
- Publication date Aug 1, 2019
- ElectroPhotonic-IC Inc.
- Gudmundur A. HJARTARSON
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CLOSED LOOP QUADRATURE BIAS CONTROL FOR AN IQ PHASE MODULATOR
- Publication number 20190227352
- Publication date Jul 25, 2019
- Lumentum Operations LLC
- Dan BURKE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR ESTIMATING DIRECT CURRENT BIAS OF OPTICAL...
- Publication number 20190222308
- Publication date Jul 18, 2019
- Fujitsu Limited
- Yangyang FAN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHODS AND SYSTEMS FOR MULTI-LEVEL BEACON TONE MODULATION OF AN OP...
- Publication number 20190190612
- Publication date Jun 20, 2019
- LGS Innovations LLC
- James Richard RAPKA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEMS AND METHODS FOR BIASING OPTICAL MODULATING DEVICES
- Publication number 20190181956
- Publication date Jun 13, 2019
- INPHI CORPORATION
- Shih Cheng WANG
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MINIMIZING POLARIZATION-DEPENDENT OPTICAL POWER FOR PM-M-QAM TRANSM...
- Publication number 20190165864
- Publication date May 30, 2019
- Juniper Networks, Inc.
- Bo ZHANG
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL TRANSMITTER, OPTICAL TRANSMISSION APPARATUS, AND METHOD OF...
- Publication number 20190115980
- Publication date Apr 18, 2019
- Fujitsu Limited
- Katsuhiro IKEDA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEMS AND METHODS FOR BIASING OPTICAL MODULATING DEVICES
- Publication number 20180269978
- Publication date Sep 20, 2018
- INPHI CORPORATION
- Shih Cheng WANG
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ELECTRO-OPTICAL MODULATOR WITH DIFFERENTIAL BIAS CONTROL
- Publication number 20180241474
- Publication date Aug 23, 2018
- Intel Corporation
- THIRUVIKRAMAN VIKRAM SADAGOPAN
- G02 - OPTICS
Information Patent Application
OPTICAL MODULATOR HAVING MACH-ZEHNDER DIODES OF REDUCED LENGTH
- Publication number 20180196289
- Publication date Jul 12, 2018
- STMicroelectronics S.A.
- Valerie Danelon
- G02 - OPTICS
Information Patent Application
BIAS CONTROL OF NESTED MACH-ZEHNDER MODULATORS FOR THE GENERATION O...
- Publication number 20180191444
- Publication date Jul 5, 2018
- Acacia Communications, Inc.
- Christian Rasmussen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CALIBRATION OF PLUGGABLE OPTICAL MODULE
- Publication number 20180183526
- Publication date Jun 28, 2018
- Robert Griffin
- G02 - OPTICS
Information Patent Application
LIGHT MODULATION ELEMENT
- Publication number 20180180965
- Publication date Jun 28, 2018
- FUJIKURA LTD.
- Kazuhiro Goi
- G02 - OPTICS

to control the modulator DC bias

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

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

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

Bias voltage generation in an optical measurement system

Optical transmitter, optical transmission system, and method of tra...

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

Optical transmitter, communication apparatus, and method of control...

Combinatorial optimization problem processor and method

Bias control method of optical modulator and optical transmission m...

Controller and control method

Optical transmitter including a graded or sloped passband filter, a...

Optical modulator and method of use

Optical modulator with automatic bias correction

Optical transmission apparatus and bias control method

Mach-zehnder optical modulator and optical modulation method

Closed loop bias control for an IQ phase modulator

Laser power controller

Bias control of optical modulators

Off quadrature mach-zehnder modulator biasing

Electro-absorption modulator with integrated control loop for linea...

Inherently broadband linearized electro-optic modulator with custom...

Asynchronous bias control for an optical modulator using a multiple...

Optical transmitter and method of controlling the same

Method and apparatus for estimating direct current bias of optical...

Minimizing polarization-dependent optical power for PM-M-QAM transm...

Optical communication system, transmitter and receiver

Optical transmitter, optical transmission apparatus, and method of...

Method for control of optical intensity and extinction ratio of las...

Integrated control loop for linearization and temperature compensat...

Systems and methods for biasing optical modulating devices

Optical signal transmission apparatus for generating multi-level op...

Patents Applicationslast 30 patents

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

COMMUNICATION DEVICE INCLUDING NESTED MODULATOR AND BIAS CONTROL ME...

DEVICE FOR GENERATING WIDE CAPTURE RANGE FREQUENCY TUNABLE OPTICAL...

OPTICAL TRANSMITTER, COMMUNICATION APPARATUS, AND METHOD OF CONTROL...

OPTICAL TRANSMITTER, OPTICAL TRANSMISSION SYSTEM, AND METHOD OF TRA...

Combinatorial Optimization Problem Processor and Method

BIAS CONTROL METHOD OF OPTICAL MODULATOR AND OPTICAL TRANSMISSION M...

RING MODULATOR BASELINE WANDER COMPENSATION

Bias Voltage Generation in an Optical Measurement System

CONTROLLER AND CONTROL METHOD

OPTICAL TRANSMITTER WITH MACH-ZEHNDER MODULATOR AND METHOD FOR OPER...

Optical Transmitter Including a Graded or Sloped Passband Filter, a...

OPTICAL TRANSMISSION APPARATUS AND BIAS CONTROL METHOD

OFF QUADRATURE MACH-ZEHNDER MODULATOR BIASING

CLOSED LOOP BIAS CONTROL FOR AN IQ PHASE MODULATOR

OPTICAL COMMUNICATION SYSTEM, TRANSMITTER AND RECEIVER

OPTICAL MODULATOR WITH AUTOMATIC BIAS CORRECTION

INTEGRATED CONTROL LOOP FOR LINEARIZATION AND TEMPERATURE COMPENSAT...

CLOSED LOOP QUADRATURE BIAS CONTROL FOR AN IQ PHASE MODULATOR

METHOD AND APPARATUS FOR ESTIMATING DIRECT CURRENT BIAS OF OPTICAL...

METHODS AND SYSTEMS FOR MULTI-LEVEL BEACON TONE MODULATION OF AN OP...

SYSTEMS AND METHODS FOR BIASING OPTICAL MODULATING DEVICES

MINIMIZING POLARIZATION-DEPENDENT OPTICAL POWER FOR PM-M-QAM TRANSM...

OPTICAL TRANSMITTER, OPTICAL TRANSMISSION APPARATUS, AND METHOD OF...

SYSTEMS AND METHODS FOR BIASING OPTICAL MODULATING DEVICES

ELECTRO-OPTICAL MODULATOR WITH DIFFERENTIAL BIAS CONTROL

OPTICAL MODULATOR HAVING MACH-ZEHNDER DIODES OF REDUCED LENGTH

BIAS CONTROL OF NESTED MACH-ZEHNDER MODULATORS FOR THE GENERATION O...

CALIBRATION OF PLUGGABLE OPTICAL MODULE

LIGHT MODULATION ELEMENT