Nobuhiko Naka

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Linear prediction coefficient conversion device and linear predicti...
- Patent number 11,222,644
- Issue date Jan 11, 2022
- NTT DoCoMo, Inc.
- Nobuhiko Naka
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Linear prediction coefficient conversion device and linear predicti...
- Patent number 10,714,108
- Issue date Jul 14, 2020
- NTT DoCoMo, Inc.
- Nobuhiko Naka
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Linear prediction coefficient conversion device and linear predicti...
- Patent number 10,714,107
- Issue date Jul 14, 2020
- NTT DoCoMo, Inc.
- Nobuhiko Naka
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Speech decoder with high-band generation and temporal envelope shaping
- Patent number 10,366,696
- Issue date Jul 30, 2019
- NTT DoCoMo, Inc.
- Kosuke Tsujino
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Linear prediction coefficient conversion device and linear predicti...
- Patent number 10,163,448
- Issue date Dec 25, 2018
- NTT DoCoMo, Inc.
- Nobuhiko Naka
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Speech decoder with high-band generation and temporal envelope shaping
- Patent number 9,779,744
- Issue date Oct 3, 2017
- NTT DoCoMo, Inc.
- Kosuke Tsujino
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Speech decoder with high-band generation and temporal envelope shaping
- Patent number 9,460,734
- Issue date Oct 4, 2016
- NTT DoCoMo, Inc.
- Kosuke Tsujino
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Audio signal encoding method, audio signal decoding method, encodin...
- Patent number 9,214,161
- Issue date Dec 15, 2015
- NTT DoCoMo, Inc.
- Kosuke Tsujino
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Speech decoding system with temporal envelop shaping and high-band...
- Patent number 9,064,500
- Issue date Jun 23, 2015
- NTT DoCoMo, Inc.
- Kosuke Tsujino
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Audio signal encoding method, audio signal decoding method, encodin...
- Patent number 8,751,245
- Issue date Jun 10, 2014
- NTT DoCoMo, Inc.
- Kosuke Tsujino
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Audio signal encoding method, audio signal decoding method, encodin...
- Patent number 8,666,754
- Issue date Mar 4, 2014
- NTT DoCoMo, Inc.
- Kosuke Tsujino
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Speech encoding/decoding device
- Patent number 8,655,649
- Issue date Feb 18, 2014
- NTT DoCoMo, Inc.
- Kosuke Tsujino
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Apparatus and method for voice activity detection
- Patent number 8,442,817
- Issue date May 14, 2013
- NTT DoCoMo, Inc.
- Nobuhiko Naka
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Data transmitter-receiver, bidirectional data transmitting system,...
- Patent number 7,831,209
- Issue date Nov 9, 2010
- NTT DoCoMo, Inc.
- Yasuyo Yasuda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Signal encoding apparatus, signal encoding method, and program
- Patent number 7,505,900
- Issue date Mar 17, 2009
- NTT DoCoMo, Inc.
- Kei Kikuiri
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Encoding and decoding method and apparatus using rising-transition...
- Patent number 7,406,410
- Issue date Jul 29, 2008
- NTT DoCoMo, Inc.
- Kei Kikuiri
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Coding device, decoding device, and methods thereof
- Patent number 7,363,231
- Issue date Apr 22, 2008
- NTT DoCoMo, Inc.
- Kei Kikuiri
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Coding standard selecting method and terminal device
- Patent number 7,242,718
- Issue date Jul 10, 2007
- NTT DoCoMo, Inc.
- Nobuhiko Naka
- G02 - OPTICS
Information Patent Grant
Voice processing method and voice processing device
- Patent number 7,127,399
- Issue date Oct 24, 2006
- NTT DoCoMo, Inc.
- Toyokazu Hama
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Device and method for reducing delay jitter in data transmission
- Patent number 6,985,501
- Issue date Jan 10, 2006
- NTT DoCoMo, Inc.
- Takashi Suzuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Speech decoder and speech decoding method
- Patent number 6,847,928
- Issue date Jan 25, 2005
- NTT Mobile Communications Network, Inc.
- Nobuhiko Naka
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Method of transmitting variable-length frame, transmitter, and rece...
- Patent number 6,744,784
- Issue date Jun 1, 2004
- NTT Mobile Communications Network Inc.
- Nobuhiko Naka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Modified concealing device and method for a speech decoder
- Patent number 6,714,908
- Issue date Mar 30, 2004
- NTT Mobile Communications Network, Inc.
- Nobuhiko Naka
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Data sequence generator, transmitter, information data decoder, rec...
- Patent number 6,522,665
- Issue date Feb 18, 2003
- NTT DoCoMo, Inc.
- Takashi Suzuki
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and device for detecting double-talk, and echo canceler
- Patent number 6,272,106
- Issue date Aug 7, 2001
- NIT Mobile Communications Network, Inc.
- Toshiro Kawahara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Updating internal states of a speech decoder after errors have occu...
- Patent number 6,085,158
- Issue date Jul 4, 2000
- NTT Mobile Communications Network Inc.
- Nobuhiko Naka
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
LINEAR PREDICTION COEFFICIENT CONVERSION DEVICE AND LINEAR PREDICTI...
- Publication number 20200302942
- Publication date Sep 24, 2020
- NTT DoCoMo, Inc.
- Nobuhiko NAKA
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
LINEAR PREDICTION COEFFICIENT CONVERSION DEVICE AND LINEAR PREDICTI...
- Publication number 20190080706
- Publication date Mar 14, 2019
- NTT DoCoMo, Inc.
- Nobuhiko NAKA
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
LINEAR PREDICTION COEFFICIENT CONVERSION DEVICE AND LINEAR PREDICTI...
- Publication number 20190080705
- Publication date Mar 14, 2019
- NTT DoCoMo, Inc.
- Nobuhiko NAKA
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
LINEAR PREDICTION COEFFICIENT CONVERSION DEVICE AND LINEAR PREDICTI...
- Publication number 20170053655
- Publication date Feb 23, 2017
- NTT DoCoMo, Inc.
- Nobuhiko NAKA
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
SPEECH DECODER WITH HIGH-BAND GENERATION AND TEMPORAL ENVELOPE SHAPING
- Publication number 20160365098
- Publication date Dec 15, 2016
- NTT DoCoMo, Inc.
- Kosuke Tsujino
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
SPEECH DECODER WITH HIGH-BAND GENERATION AND TEMPORAL ENVELOPE SHAPING
- Publication number 20160358615
- Publication date Dec 8, 2016
- NTT DoCoMo, Inc.
- Kosuke Tsujino
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
SPEECH ENCODING/DECODING DEVICE
- Publication number 20140163972
- Publication date Jun 12, 2014
- Kosuke Tsujino
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Audio Signal Encoding Method, Audio Signal Decoding Method, Encodin...
- Publication number 20130185085
- Publication date Jul 18, 2013
- NTT DoCoMo, Inc.
- Kosuke Tsujino
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Audio Signal Encoding Method, Audio Signal Decoding Method, Encodin...
- Publication number 20130185075
- Publication date Jul 18, 2013
- NTT DoCoMo, Inc.
- Kosuke Tsujino
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
SPEECH ENCODING/DECODING DEVICE
- Publication number 20130138432
- Publication date May 30, 2013
- NTT DoCoMo, Inc.
- Kosuke Tsujino
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
SPEECH ENCODING/DECODING DEVICE
- Publication number 20120010879
- Publication date Jan 12, 2012
- NTT DoCoMo, Inc.
- Kosuke Tsujino
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
AUDIO SIGNAL ENCODING METHOD, AUDIO SIGNAL DECODING METHOD, ENCODIN...
- Publication number 20110320212
- Publication date Dec 29, 2011
- Kosuke Tsujino
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Data transmitter-receiver, bidirectional data transmitting system,...
- Publication number 20060236159
- Publication date Oct 19, 2006
- NTT DoCoMo, Inc.
- Yasuyo Yasuda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Apparatus and method for voice activity detection
- Publication number 20050171769
- Publication date Aug 4, 2005
- NTT DoCoMo, Inc.
- Nobuhiko Naka
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Apparatus and method for voice activity detection
- Publication number 20050154583
- Publication date Jul 14, 2005
- Nobuhiko Naka
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Signal encoding apparatus, signal encoding method, and program
- Publication number 20050075872
- Publication date Apr 7, 2005
- Kei Kikuiri
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Coding standard selecting method and terminal device
- Publication number 20040114532
- Publication date Jun 17, 2004
- Nobuhiko Naka
- G02 - OPTICS
Information Patent Application
Coding device, decoding device, and methods thereof
- Publication number 20040098267
- Publication date May 20, 2004
- NTT DoCoMo, Inc.
- Kei Kikuiri
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Decoding apparatus, encoding apparatus, decoding method and encodin...
- Publication number 20030154074
- Publication date Aug 14, 2003
- NTT DoCoMo, Inc.
- Kei Kikuiri
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Voice processing method and voice processing device
- Publication number 20020013696
- Publication date Jan 31, 2002
- Toyokazu Hama
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Device and method for reducing delay jitter in data transmission
- Publication number 20020009054
- Publication date Jan 24, 2002
- Takashi Suzuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Nobuhiko Naka

Person

Patents Grantslast 30 patents

Linear prediction coefficient conversion device and linear predicti...

Linear prediction coefficient conversion device and linear predicti...

Linear prediction coefficient conversion device and linear predicti...

Speech decoder with high-band generation and temporal envelope shaping

Linear prediction coefficient conversion device and linear predicti...

Speech decoder with high-band generation and temporal envelope shaping

Speech decoder with high-band generation and temporal envelope shaping

Audio signal encoding method, audio signal decoding method, encodin...

Speech decoding system with temporal envelop shaping and high-band...

Audio signal encoding method, audio signal decoding method, encodin...

Audio signal encoding method, audio signal decoding method, encodin...

Speech encoding/decoding device

Apparatus and method for voice activity detection

Data transmitter-receiver, bidirectional data transmitting system,...

Signal encoding apparatus, signal encoding method, and program

Encoding and decoding method and apparatus using rising-transition...

Coding device, decoding device, and methods thereof

Coding standard selecting method and terminal device

Voice processing method and voice processing device

Device and method for reducing delay jitter in data transmission

Speech decoder and speech decoding method

Method of transmitting variable-length frame, transmitter, and rece...

Modified concealing device and method for a speech decoder

Data sequence generator, transmitter, information data decoder, rec...

Method and device for detecting double-talk, and echo canceler

Updating internal states of a speech decoder after errors have occu...

Patents Applicationslast 30 patents

LINEAR PREDICTION COEFFICIENT CONVERSION DEVICE AND LINEAR PREDICTI...

LINEAR PREDICTION COEFFICIENT CONVERSION DEVICE AND LINEAR PREDICTI...

LINEAR PREDICTION COEFFICIENT CONVERSION DEVICE AND LINEAR PREDICTI...

LINEAR PREDICTION COEFFICIENT CONVERSION DEVICE AND LINEAR PREDICTI...

SPEECH DECODER WITH HIGH-BAND GENERATION AND TEMPORAL ENVELOPE SHAPING

SPEECH DECODER WITH HIGH-BAND GENERATION AND TEMPORAL ENVELOPE SHAPING

SPEECH ENCODING/DECODING DEVICE

Audio Signal Encoding Method, Audio Signal Decoding Method, Encodin...

Audio Signal Encoding Method, Audio Signal Decoding Method, Encodin...

SPEECH ENCODING/DECODING DEVICE

SPEECH ENCODING/DECODING DEVICE

AUDIO SIGNAL ENCODING METHOD, AUDIO SIGNAL DECODING METHOD, ENCODIN...

Data transmitter-receiver, bidirectional data transmitting system,...

Apparatus and method for voice activity detection

Apparatus and method for voice activity detection

Signal encoding apparatus, signal encoding method, and program

Coding standard selecting method and terminal device

Coding device, decoding device, and methods thereof

Decoding apparatus, encoding apparatus, decoding method and encodin...

Voice processing method and voice processing device

Device and method for reducing delay jitter in data transmission