Takahide SAKAMOTO

Person

Koganei-shi, Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Coherent sampling
- Patent number 10,944,481
- Issue date Mar 9, 2021
- National Institute of Information and Communications Technology
- Takahide Sakamoto
- G01 - MEASURING TESTING
Information Patent Grant
High-speed photodetector array
- Patent number 10,911,153
- Issue date Feb 2, 2021
- National Institute of Information and Communications Technology
- Toshimasa Umezawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Interval control-type optical comb
- Patent number 10,514,587
- Issue date Dec 24, 2019
- National Institute of Information and Communications Technology
- Takahide Sakamoto
- G02 - OPTICS
Information Patent Grant
Collective acquisition-type photodetection device and photodetectio...
- Patent number 10,090,918
- Issue date Oct 2, 2018
- National Institute of Information and Communications Technology
- Takahide Sakamoto
- G01 - MEASURING TESTING
Information Patent Grant
Optical up/down conversion-type optical phase conjugate pair signal...
- Patent number 9,954,615
- Issue date Apr 24, 2018
- National Institute of Information and Communications Technology
- Takahide Sakamoto
- G02 - OPTICS
Information Patent Grant
Super high speed optical frequency sweeping technology
- Patent number 8,682,177
- Issue date Mar 25, 2014
- National Institute of Information and Communications Technology
- Tetsuya Kawanishi
- G02 - OPTICS
Information Patent Grant
Quadrature amplitude modulation signal generating device
- Patent number 8,676,060
- Issue date Mar 18, 2014
- National Institute of Information and Communications Technology
- Tetsuya Kawanishi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
High-speed multiplied signal generating method and device
- Patent number 8,472,107
- Issue date Jun 25, 2013
- National Institute of Information and Communications Technology
- Tetsuya Kawanishi
- G02 - OPTICS
Information Patent Grant
Optical switch system using optical interference
- Patent number 8,270,780
- Issue date Sep 18, 2012
- National Institute of Information and Communications Technology
- Tetsuya Kawanishi
- G02 - OPTICS
Information Patent Grant
Super flat optical frequency comb signal generator
- Patent number 8,023,775
- Issue date Sep 20, 2011
- National Institute of Information and Communications Technology
- Takahide Sakamoto
- G02 - OPTICS
Information Patent Grant
DSB-SC modulation system capable of erasing carrier and secondary c...
- Patent number 7,991,298
- Issue date Aug 2, 2011
- National Institute of Information and Communications Technology
- Tetsuya Kawanishi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
High-speed multiplied signal generating method and device
- Patent number 7,986,452
- Issue date Jul 26, 2011
- National Institute of Information and Communications Technology
- Tetsuya Kawanishi
- G02 - OPTICS
Information Patent Grant
Optical FSK/SSB modulator having intensity balance function
- Patent number 7,957,652
- Issue date Jun 7, 2011
- National Institute of Information and Communications Technology
- Tetsuya Kawanishi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Phase control optical FSK modulator
- Patent number 7,957,653
- Issue date Jun 7, 2011
- National Institute of Information and Communications Technology
- Tetsuya Kawanishi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Automatic adjusting system of frequency shift keying modulator
- Patent number 7,936,996
- Issue date May 3, 2011
- National Institute of Information and Communications Technology
- Tetsuya Kawanishi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and device for calibrating a light intensity measurement device
- Patent number 7,864,330
- Issue date Jan 4, 2011
- National Institute of Information and Communications Technology
- Tetsuya Kawanishi
- G01 - MEASURING TESTING
Information Patent Grant
Fourth harmonic generating system using optical double side-band su...
- Patent number 7,853,153
- Issue date Dec 14, 2010
- National Institute of Information and Communications Technology
- Tetsuya Kawanishi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical amplitude modulation system capable of cancelling high orde...
- Patent number 7,711,215
- Issue date May 4, 2010
- National Institute of Information and Communications Technology
- Tetsuya Kawanishi
- G02 - OPTICS
Information Patent Grant
Reciprocating optical modulation system
- Patent number 7,660,030
- Issue date Feb 9, 2010
- National Institute of Information and Communications Technology
- Tetsuya Kawanishi
- G02 - OPTICS
Information Patent Grant
Photoelectric oscillator
- Patent number 7,425,696
- Issue date Sep 16, 2008
- National Institute of Information and Communications Technology Incorporated...
- Tetsuya Kawanishi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Coherent Sampling
- Publication number 20200322060
- Publication date Oct 8, 2020
- Takahide SAKAMOTO
- G01 - MEASURING TESTING
Information Patent Application
HIGH-SPEED PHOTODETECTOR ARRAY
- Publication number 20200044745
- Publication date Feb 6, 2020
- Toshimasa UMEZAWA
- G02 - OPTICS
Information Patent Application
Interval Control-Type Optical Comb
- Publication number 20190250484
- Publication date Aug 15, 2019
- NATIONAL INSTITUTE OF INFORMATION AND COMMUNICATIONS TECHNOLOGY
- Takahide SAKAMOTO
- G02 - OPTICS
Information Patent Application
OPTICAL UP/DOWN CONVERSION-TYPE OPTICAL PHASE CONJUGATE PAIR SIGNAL...
- Publication number 20170264366
- Publication date Sep 14, 2017
- National Institute of Information and Communications Technology
- Takahide SAKAMOTO
- G02 - OPTICS
Information Patent Application
COLLECTIVE ACQUISITION-TYPE PHOTODETECTION DEVICE AND PHOTODETECTIO...
- Publication number 20170141844
- Publication date May 18, 2017
- National Institute of Information and Communications Technology
- Takahide SAKAMOTO
- G01 - MEASURING TESTING
Information Patent Application
High-Speed Multiplied Signal Generating Method And Device
- Publication number 20110242644
- Publication date Oct 6, 2011
- National Institute of Information and Communications Technology
- Tetsuya Kawanishi
- G02 - OPTICS
Information Patent Application
Super Flat Optical Frequency Comb Signal Generator
- Publication number 20110097029
- Publication date Apr 28, 2011
- National Institute of Information and Communications Technology
- Takahide Sakamoto
- G02 - OPTICS
Information Patent Application
QUADRATURE AMPLITUDE MODULATION SIGNAL GENERATING DEVICE
- Publication number 20100202785
- Publication date Aug 12, 2010
- National Institute of Information and Communications Technology
- Tetsuya Kawanishi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL SWITCH SYSTEM USING OPTICAL INTERFERENCE
- Publication number 20100150495
- Publication date Jun 17, 2010
- National Institute of Information and Communications Technology
- Tetsuya Kawanishi
- G02 - OPTICS
Information Patent Application
High-Speed Multiplied Signal Generating Method And Device
- Publication number 20100053732
- Publication date Mar 4, 2010
- National Institute of Information and Communications Technology
- Tetsuya Kawanishi
- G02 - OPTICS
Information Patent Application
PHASE CONTROL OPTICAL FSK MODULATOR
- Publication number 20100014874
- Publication date Jan 21, 2010
- National Institute of Information and Communications Technology
- Tetsuya Kawanishi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SUPER FLAT OPTICAL FREQUENCY COM SIGNAL GENERATOR
- Publication number 20090310900
- Publication date Dec 17, 2009
- National Institute of Information and Communicat- ions Technology
- Takahide Sakamoto
- G02 - OPTICS
Information Patent Application
SUPER HIGH SPEED OPTICAL FREQUENCY SWEEPING TECHNOLOGY
- Publication number 20090304393
- Publication date Dec 10, 2009
- National Institute of Information and Communications Technology
- Tetsuya Kawanishi
- G02 - OPTICS
Information Patent Application
METHOD AND DEVICE FOR CALIBRATING A LIGHT INTENSITY MEASUREMENT DEVICE
- Publication number 20090290148
- Publication date Nov 26, 2009
- National Institute of Information and Communications Technology
- Tetsuya Kawanishi
- G01 - MEASURING TESTING
Information Patent Application
OPTICAL FSK/SSB MODULATOR HAVING INTENSITY BALANCE FUNCTION
- Publication number 20090279825
- Publication date Nov 12, 2009
- Tetsuya Kawanishi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL AMPLITUDE MODULATION SYSTEM CAPABLE OF CANCELLING HIGH ORDE...
- Publication number 20090238510
- Publication date Sep 24, 2009
- Tetsuya Kawanishi
- G02 - OPTICS
Information Patent Application
DSB-SC MODULATION SYSTEM CAPABLE OF ERASING CARRIER AND SECONDARY C...
- Publication number 20090232440
- Publication date Sep 17, 2009
- National Institute of Information and Communications
- Tetsuya Kawanishi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
RECIPROCATING OPTICAL MODULATION SYSTEM
- Publication number 20090103163
- Publication date Apr 23, 2009
- National Institute of Information and Communivations Technology
- Tetsuya Kawanishi
- G02 - OPTICS
Information Patent Application
FOURTH HARMONIC GENERATING SYSTEM USING OPTICAL DOUBLE SIDE-BAND SU...
- Publication number 20090103924
- Publication date Apr 23, 2009
- Tetsuya Kawanishi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
AUTOMATIC ADJUSTING SYSTEM OF FREQUENCY SHIFT KEYING MODULATOR
- Publication number 20090041472
- Publication date Feb 12, 2009
- Tetsuya Kawanishi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Photoelectric oscillator
- Publication number 20050211875
- Publication date Sep 29, 2005
- Nat Inst of Info & Comm Tech Inc Admin Inst
- Tetsuya Kawanishi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Takahide SAKAMOTO

Person

Patents Grantslast 30 patents

Coherent sampling

High-speed photodetector array

Interval control-type optical comb

Collective acquisition-type photodetection device and photodetectio...

Optical up/down conversion-type optical phase conjugate pair signal...

Super high speed optical frequency sweeping technology

Quadrature amplitude modulation signal generating device

High-speed multiplied signal generating method and device

Optical switch system using optical interference

Super flat optical frequency comb signal generator

DSB-SC modulation system capable of erasing carrier and secondary c...

High-speed multiplied signal generating method and device

Optical FSK/SSB modulator having intensity balance function

Phase control optical FSK modulator

Automatic adjusting system of frequency shift keying modulator

Method and device for calibrating a light intensity measurement device

Fourth harmonic generating system using optical double side-band su...

Optical amplitude modulation system capable of cancelling high orde...

Reciprocating optical modulation system

Photoelectric oscillator

Patents Applicationslast 30 patents

Coherent Sampling

HIGH-SPEED PHOTODETECTOR ARRAY

Interval Control-Type Optical Comb

OPTICAL UP/DOWN CONVERSION-TYPE OPTICAL PHASE CONJUGATE PAIR SIGNAL...

COLLECTIVE ACQUISITION-TYPE PHOTODETECTION DEVICE AND PHOTODETECTIO...

High-Speed Multiplied Signal Generating Method And Device

Super Flat Optical Frequency Comb Signal Generator

QUADRATURE AMPLITUDE MODULATION SIGNAL GENERATING DEVICE

OPTICAL SWITCH SYSTEM USING OPTICAL INTERFERENCE

High-Speed Multiplied Signal Generating Method And Device

PHASE CONTROL OPTICAL FSK MODULATOR

SUPER FLAT OPTICAL FREQUENCY COM SIGNAL GENERATOR

SUPER HIGH SPEED OPTICAL FREQUENCY SWEEPING TECHNOLOGY

METHOD AND DEVICE FOR CALIBRATING A LIGHT INTENSITY MEASUREMENT DEVICE

OPTICAL FSK/SSB MODULATOR HAVING INTENSITY BALANCE FUNCTION

OPTICAL AMPLITUDE MODULATION SYSTEM CAPABLE OF CANCELLING HIGH ORDE...

DSB-SC MODULATION SYSTEM CAPABLE OF ERASING CARRIER AND SECONDARY C...

RECIPROCATING OPTICAL MODULATION SYSTEM

FOURTH HARMONIC GENERATING SYSTEM USING OPTICAL DOUBLE SIDE-BAND SU...

AUTOMATIC ADJUSTING SYSTEM OF FREQUENCY SHIFT KEYING MODULATOR

Photoelectric oscillator