Katsuichi OYAMA

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Adaptive equalization device, adaptive equalization method, and com...
- Patent number 11,611,395
- Issue date Mar 21, 2023
- NTT Electronics Corporation
- Tomohiro Takamuku
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Error correction device, error correction method, and optical commu...
- Patent number 11,329,764
- Issue date May 10, 2022
- NTT Electronics Corporation
- Fumiaki Nakagawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Frame synchronization apparatus, optical communication apparatus, a...
- Patent number 11,323,238
- Issue date May 3, 2022
- NTT Electronics Corporation
- Mitsuteru Yoshida
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Frame synchronization apparatus, optical communication apparatus, a...
- Patent number 11,201,721
- Issue date Dec 14, 2021
- NTT Electronics Corporation
- Mitsuteru Yoshida
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Phase variation compensation device, phase variation compensation m...
- Patent number 11,121,778
- Issue date Sep 14, 2021
- NTT Electronics Corporation
- Tomohiro Takamuku
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Error correction device, error correction method, and communication...
- Patent number 10,880,193
- Issue date Dec 29, 2020
- NTT Electronics Corporation
- Mitsuteru Yoshida
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transmission characteristic compensation apparatus, transmission ch...
- Patent number 10,608,743
- Issue date Mar 31, 2020
- NTT Electronics Corporation
- Tomohiro Takamuku
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Phase compensation device, phase compensation method and communicat...
- Patent number 10,419,127
- Issue date Sep 17, 2019
- NTT Electronics Corporation
- Etsushi Yamazaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Compensation coefficient calculation method
- Patent number 10,396,895
- Issue date Aug 27, 2019
- NTT Electronics Corporation
- Tomohiro Takamuku
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transmission distortion compensation device, optical transm...
- Patent number 10,374,718
- Issue date Aug 6, 2019
- NTT Electronics Corporation
- Yasuharu Onuma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
ADAPTIVE EQUALIZATION DEVICE, ADAPTIVE EQUALIZATION METHOD, AND COM...
- Publication number 20210344424
- Publication date Nov 4, 2021
- NTT ELECTRONICS CORPORATION
- Tomohiro TAKAMUKU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
FRAME SYNCHRONIZATION APPARATUS, OPTICAL COMMUNICATION APPARATUS, A...
- Publication number 20210273777
- Publication date Sep 2, 2021
- NTT ELECTRONICS CORPORATION
- Mitsuteru YOSHIDA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PHASE VARIATION COMPENSATION DEVICE, PHASE VARIATION COMPENSATION M...
- Publication number 20210273732
- Publication date Sep 2, 2021
- NTT ELECTRONICS CORPORATION
- Tomohiro TAKAMUKU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
FRAME SYNCHRONIZATION APPARATUS, OPTICAL COMMUNICATION APPARATUS, A...
- Publication number 20210167939
- Publication date Jun 3, 2021
- NTT Electronics Corporation
- Mitsuteru YOSHIDA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ERROR CORRECTION DEVICE, ERROR CORRECTION METHOD, AND OPTICAL COMMU...
- Publication number 20210075541
- Publication date Mar 11, 2021
- NTT ELECTRONICS CORPORATION
- Fumiaki NAKAGAWA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ERROR CORRECTION DEVICE, ERROR CORRECTION METHOD, AND COMMUNICATION...
- Publication number 20200028767
- Publication date Jan 23, 2020
- NTT ELECTRONICS CORPORATION
- Mitsuteru YOSHIDA
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
OPTICAL TRANSMISSION DISTORTION COMPENSATION DEVICE, OPTICAL TRANSM...
- Publication number 20190132051
- Publication date May 2, 2019
- NTT ELECTRONICS CORPORATION
- Yasuharu ONUMA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TRANSMISSION CHARACTERISTIC COMPENSATION APPARATUS, TRANSMISSION CH...
- Publication number 20190074903
- Publication date Mar 7, 2019
- NTT ELECTRONICS CORPORATION
- Tomohiro TAKAMUKU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PHASE COMPENSATION DEVICE, PHASE COMPENSATION METHOD AND COMMUNICAT...
- Publication number 20190074909
- Publication date Mar 7, 2019
- NTT ELECTRONICS CORPORATION
- Etsushi YAMAZAKI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMPENSATION COEFFICIENT CALCULATION METHOD
- Publication number 20190036613
- Publication date Jan 31, 2019
- NTT ELECTRONICS CORPORATION
- Tomohiro TAKAMUKU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Katsuichi OYAMA

Person

Patents Grantslast 30 patents

Adaptive equalization device, adaptive equalization method, and com...

Error correction device, error correction method, and optical commu...

Frame synchronization apparatus, optical communication apparatus, a...

Frame synchronization apparatus, optical communication apparatus, a...

Phase variation compensation device, phase variation compensation m...

Error correction device, error correction method, and communication...

Transmission characteristic compensation apparatus, transmission ch...

Phase compensation device, phase compensation method and communicat...

Compensation coefficient calculation method

Optical transmission distortion compensation device, optical transm...

Patents Applicationslast 30 patents

ADAPTIVE EQUALIZATION DEVICE, ADAPTIVE EQUALIZATION METHOD, AND COM...

FRAME SYNCHRONIZATION APPARATUS, OPTICAL COMMUNICATION APPARATUS, A...

PHASE VARIATION COMPENSATION DEVICE, PHASE VARIATION COMPENSATION M...

FRAME SYNCHRONIZATION APPARATUS, OPTICAL COMMUNICATION APPARATUS, A...

ERROR CORRECTION DEVICE, ERROR CORRECTION METHOD, AND OPTICAL COMMU...

ERROR CORRECTION DEVICE, ERROR CORRECTION METHOD, AND COMMUNICATION...

OPTICAL TRANSMISSION DISTORTION COMPENSATION DEVICE, OPTICAL TRANSM...

TRANSMISSION CHARACTERISTIC COMPENSATION APPARATUS, TRANSMISSION CH...

PHASE COMPENSATION DEVICE, PHASE COMPENSATION METHOD AND COMMUNICAT...

COMPENSATION COEFFICIENT CALCULATION METHOD