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Hirohisa Tasaki
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Kanagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Dynamic range control apparatus
Patent number
9,178,479
Issue date
Nov 3, 2015
Mitsubishi Electric Corporation
Masaru Kimura
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Noise suppression device
Patent number
8,989,403
Issue date
Mar 24, 2015
Mitsubishi Electric Corporation
Satoru Furuta
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Noise suppression device
Patent number
8,762,139
Issue date
Jun 24, 2014
Mitsubishi Electric Corporation
Satoru Furuta
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Noise suppressor
Patent number
8,737,641
Issue date
May 27, 2014
Mitsubishi Electric Corporation
Hirohisa Tasaki
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Noise suppression device
Patent number
8,724,828
Issue date
May 13, 2014
Mitsubishi Electric Corporation
Satoru Furuta
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Speech signal restoration device and speech signal restoration method
Patent number
8,706,497
Issue date
Apr 22, 2014
Mitsubishi Electric Corporation
Satoru Furuta
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Speech coding apparatus and speech decoding apparatus
Patent number
RE43209
Issue date
Feb 21, 2012
Mitsubishi Denki Kabushiki Kaisha
Hirohisa Tasaki
704 - Data processing: speech signal processing, linguistics, language transl...
Information
Patent Grant
Speech coding apparatus and speech decoding apparatus
Patent number
RE43190
Issue date
Feb 14, 2012
Mitsubishi Denki Kabushiki Kaisha
Hirohisa Tasaki
704 - Data processing: speech signal processing, linguistics, language transl...
Information
Patent Grant
Sound encoder and sound encoding method with multiplexing order det...
Patent number
7,756,699
Issue date
Jul 13, 2010
Mitsubishi Denki Kabushiki Kaisha
Hirohisa Tasaki
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Sound decoder and sound decoding method with demultiplexing order d...
Patent number
7,756,698
Issue date
Jul 13, 2010
Mitsubishi Denki Kabushiki Kaisha
Hirohisa Tasaki
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Speech encoding system, and speech encoding method
Patent number
7,454,328
Issue date
Nov 18, 2008
Mitsubishi Denki Kabushiki Kaisha
Tadashi Yamaura
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Variable length code multiplexer and variable length code demultipl...
Patent number
7,420,993
Issue date
Sep 2, 2008
Mitsubishi Denki Kabushiki Kaisha
Hirohisa Tasaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Sound encoder and sound decoder
Patent number
7,315,817
Issue date
Jan 1, 2008
Mitsubishi Denki Kabushiki Kaisha
Hirohisa Tasaki
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Voice encoding method and apparatus
Patent number
7,203,641
Issue date
Apr 10, 2007
Mitsubishi Denki Kabushiki Kaisha
Hirohisa Tasaki
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Sound encoder and sound decoder performing multiplexing and demulti...
Patent number
7,191,126
Issue date
Mar 13, 2007
Mitsubishi Denki Kabushiki Kaisha
Hirohisa Tasaki
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Voice encoding method and apparatus of selecting an excitation mode...
Patent number
7,130,796
Issue date
Oct 31, 2006
Mitsubishi Denki Kabushiki Kaisha
Hirohisa Tasaki
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Speech coding apparatus and speech decoding apparatus
Patent number
7,047,184
Issue date
May 16, 2006
Mitsubishi Denki Kabushiki Kaisha
Hirohisa Tasaki
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Speech encoding apparatus, speech encoding method, speech decoding...
Patent number
7,006,966
Issue date
Feb 28, 2006
Mitsubishi Denki Kabushiki Kaisha
Tadashi Yamaura
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Speech decoding unit and speech decoding method
Patent number
6,643,618
Issue date
Nov 4, 2003
Mitsubishi Denki Kabushiki Kaisha
Bunkei Matsuoka
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Method and apparatus for processing sound signal
Patent number
6,526,378
Issue date
Feb 25, 2003
Mitsubishi Denki Kabushiki Kaisha
Hirohisa Tasaki
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Double-talk detecting apparatus, echo canceller using the double-ta...
Patent number
6,516,050
Issue date
Feb 4, 2003
Mitsubishi Denki Kabushiki Kaisha
Hirohisa Tasaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Voice coding apparatus and voice decoding apparatus
Patent number
6,496,796
Issue date
Dec 17, 2002
Mitsubishi Denki Kabushiki Kaisha
Hirohisa Tasaki
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Voice encoder, voice decoder, voice encoder/decoder, voice encoding...
Patent number
6,408,268
Issue date
Jun 18, 2002
Mitsubishi Denki Kabushiki Kaisha
Hirohisa Tasaki
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Speech encoding apparatus and speech encoding and decoding apparatus
Patent number
6,052,661
Issue date
Apr 18, 2000
Mitsubishi Denki Kabushiki Kaisha
Tadashi Yamaura
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Signal encoding and decoding system using auditory parameters and b...
Patent number
5,864,794
Issue date
Jan 26, 1999
Mitsubishi Denki Kabushiki Kaisha
Hirohisa Tasaki
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Filter for speech modification or enhancement, and various apparatu...
Patent number
5,822,732
Issue date
Oct 13, 1998
Mitsubishi Denki Kabushiki Kaisha
Hirohisa Tasaki
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Code-book driven vocoder device with voice source generator
Patent number
5,553,194
Issue date
Sep 3, 1996
Mitsubishi Denki Kabushiki Kaisha
Katsushi Seza
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Apparatus for encoding voice spectrum parameters using restricted t...
Patent number
5,268,991
Issue date
Dec 7, 1993
Mitsubishi Denki Kabushiki Kaisha
Hirohisa Tasaki
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Quantizer and inverse-quantizer
Patent number
4,965,580
Issue date
Oct 23, 1990
Mitsubishi Denki Kabushiki Kaisha
Hirohisa Tasaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
DYNAMIC RANGE CONTROL APPARATUS
Publication number
20140086435
Publication date
Mar 27, 2014
Mitsubishi Electric Corporation
Masaru Kimura
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
NOISE SUPPRESSION DEVICE
Publication number
20130216058
Publication date
Aug 22, 2013
Mitsubishi Electric Corporation
Satoru Furuta
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
NOISE SUPPRESSION DEVICE
Publication number
20130138434
Publication date
May 30, 2013
Mitsubishi Electric Corporation
Satoru Furuta
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
NOISE SUPPRESSION DEVICE
Publication number
20130003987
Publication date
Jan 3, 2013
Mitsubishi Electric Corporation
Satoru Furuta
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
SPEECH SIGNAL RESTORATION DEVICE AND SPEECH SIGNAL RESTORATION METHOD
Publication number
20120209611
Publication date
Aug 16, 2012
Mitsubishi Electric Corporation
Satoru Furuta
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
NOISE SUPPRESSOR
Publication number
20110286605
Publication date
Nov 24, 2011
Mitsubishi Electric Corporation
Satoru Furuta
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
NOISE SUPPRESSOR
Publication number
20110123045
Publication date
May 26, 2011
Hirohisa Tasaki
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
NOISE SUPPRESSOR AND VOICE DECODER
Publication number
20110125490
Publication date
May 26, 2011
Satoru Furuta
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
SOUND DECODER AND SOUND DECODING METHOD WITH DEMULTIPLEXING ORDER D...
Publication number
20100217608
Publication date
Aug 26, 2010
Mitsubishi Denki Kabushiki Kaisha
Hirohisa TASAKI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Sound encoder and sound decoder
Publication number
20080281603
Publication date
Nov 13, 2008
Hirohisa Tasaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Sound encoder and sound decoder
Publication number
20080071551
Publication date
Mar 20, 2008
Hirohisa Tasaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Sound encoder and sound decoder
Publication number
20080071552
Publication date
Mar 20, 2008
Hirohisa Tasaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Sound encoder and sound decoder
Publication number
20080052084
Publication date
Feb 28, 2008
Hirohisa Tasaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Sound encoder and sound decoder
Publication number
20080052088
Publication date
Feb 28, 2008
Hirohisa Tasaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Sound encoder and sound decoder
Publication number
20080052087
Publication date
Feb 28, 2008
Hirohisa Tasaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Sound encoder and sound decoder
Publication number
20080052086
Publication date
Feb 28, 2008
Hirohisa Tasaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Sound encoder and sound decoder
Publication number
20080052085
Publication date
Feb 28, 2008
Hirohisa Tasaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Sound encoder and sound decoder
Publication number
20070136049
Publication date
Jun 14, 2007
Hirohisa Tasaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Voice encoding method and apparatus
Publication number
20040111256
Publication date
Jun 10, 2004
Hirohisa Tasaki
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
Sound encoder and sound decoder
Publication number
20030055656
Publication date
Mar 20, 2003
Hirohisa Tasaki
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
Variable length code multiplexer and variable length code demultipl...
Publication number
20030043859
Publication date
Mar 6, 2003
Hirohisa Tasaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Sound encoder and sound decoder
Publication number
20030019348
Publication date
Jan 30, 2003
Hirohisa Tasaki
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
Speech coding method and speech coding apparatus
Publication number
20020147582
Publication date
Oct 10, 2002
Hirohisa Tasaki
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
Speech encoding apparatus, speech encoding method, speech decoding...
Publication number
20020128829
Publication date
Sep 12, 2002
Tadashi Yamaura
G10 - MUSICAL INSTRUMENTS ACOUSTICS