Nishiguchi; Masayuki

Patent Applications and Registrations

Patent applications and USPTO patent grants for Nishiguchi; Masayuki.The latest application filed is for "encoding device and method, reproduction device and method, and program".

Company Profile

6.121.75

Nishiguchi; Masayuki - Kanagawa JP
Nishiguchi; Masayuki - Tokyo JP
Nishiguchi; Masayuki - Toyota JP
Nishiguchi; Masayuki - Toyota-shi JP
Nishiguchi; Masayuki - Aichi-Ken JP
Nishiguchi; Masayuki - Kangawa JP
Nishiguchi; Masayuki - Shinagawa-ku Tokyo JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Encoding Device And Method, Reproduction Device And Method, And Program App 20220256216 - Tsuji; Minoru ; et al.	2022-08-11
Encoding device and method, reproduction device and method, and program Grant 11,330,310 - Tsuji , et al. May 10, 2	2022-05-10
Encoding Device And Encoding Method, Decoding Device And Decoding Method, And Program App 20210398546 - Chinen; Toru ; et al.	2021-12-23
Information Processing Apparatus, Method, And Program App 20210377582 - Inoue; Akira ; et al.	2021-12-02
Information processing apparatus, method, and program Grant 11,115,694 - Inoue , et al. September 7, 2	2021-09-07
Sensor, Sensor Signal Processor, And Power Line Signal Encoder App 20210033652 - ARASHIMA; Kenji ; et al.	2021-02-04
Sensor, sensor signal processor, and power line signal encoder Grant 10,816,579 - Arashima , et al. October 27, 2	2020-10-27
Encoding Device And Method, Reproduction Device And Method, And Program App 20200221146 - Tsuji; Minoru ; et al.	2020-07-09
Encoding Device And Encoding Method, Decoding Device And Decoding Method, And Program App 20200135216 - Chinen; Toru ; et al.	2020-04-30
Encoding device and method, reproduction device and method, and program Grant 10,631,025 - Tsuji , et al.	2020-04-21
Sound effect adjusting apparatus, method, and program Grant 10,613,818 - Suzuki , et al.	2020-04-07
Information Processing Apparatus, Method, And Program App 20200053402 - Inoue; Akiko ; et al.	2020-02-13
Information processing apparatus, method, and program Grant 10,484,728 - Inoue , et al. Nov	2019-11-19
Information processing device and information processing method Grant 10,244,338 - Namba , et al.	2019-03-26
Encoding Device And Method, Reproduction Device And Method, And Program App 20180242030 - Tsuji; Minoru ; et al.	2018-08-23
Information Processing Device, Information Processing Method, And Program App 20180077508 - NAMBA; RYUICHI ; et al.	2018-03-15
Encoding Device And Encoding Method, Decoding Device And Decoding Method, And Program App 20180033440 - Chinen; Toru ; et al.	2018-02-01
Sound processing apparatus, sound processing method and program Grant 9,762,193 - Namba , et al. September 12, 2	2017-09-12
Sampling point adjustment apparatus and method and program Grant 9,595,998 - Abe , et al. March 14, 2	2017-03-14
Sound field control device, sound field control method, program, sound control system and server Grant 9,510,126 - Takahashi , et al. November 29, 2	2016-11-29
Information Processing Apparatus, Method, And Program App 20160269762 - Inoue; Akira ; et al.	2016-09-15
Sound processing device, sound processing method, and program Grant 9,398,387 - Shibuya , et al. July 19, 2	2016-07-19
Sensor, Sensor Signal Processor, And Power Line Signal Encoder App 20150331025 - ARASHIMA; Kenji ; et al.	2015-11-19
Respiratory condition analysis apparatus, respiratory condition display apparatus, processing method therein, and program Grant 9,109,971 - Abe , et al. August 18, 2	2015-08-18
Sound Effect Adjusting Apparatus, Method, And Program App 20150169280 - Suzuki; Shiro ; et al.	2015-06-18
Sampling Point Adjustment Apparatus And Method And Program App 20150117656 - ABE; Mototsugu ; et al.	2015-04-30
Sound processing apparatus, sound processing method and program Grant 8,996,367 - Namba , et al. March 31, 2	2015-03-31
Operational State Estimating Apparatus For Electrical Device, Operational State Estimating Method For Electrical Device, Program, Feature Vector Registering Apparatus For Electrical Device, Feature Vector Registering Method For Electrical Device, Server Device, And Operational State Estimating Syste App 20150046103 - Abe; Mototsugu ; et al.	2015-02-12
Sound Detecting Apparatus, Sound Detecting Method, Sound Feature Value Detecting Apparatus, Sound Feature Value Detecting Method, Sound Section Detecting Apparatus, Sound Section Detecting Method, And Program App 20150043737 - Abe; Mototsugu ; et al.	2015-02-12
Sound Field Control Device, Sound Field Control Method, Program, Sound Control System And Server App 20140321680 - Takahashi; Naoya ; et al.	2014-10-30
Sound processing apparatus, sound processing method and program Grant 8,818,805 - Namba , et al. August 26, 2	2014-08-26
Tonal component detection method, tonal component detection apparatus, and program Grant 8,779,271 - Abe , et al. July 15, 2	2014-07-15
Sound Processing Device, Sound Processing Method, And Program App 20140140519 - Shibuya; Takashi ; et al.	2014-05-22
Apparatus and method for expanding/compressing audio signal Grant 8,635,077 - Nakamura , et al. January 21, 2	2014-01-21
Tonal Component Detection Method, Tonal Component Detection Apparatus, And Program App 20130255473 - Abe; Mototsugu ; et al.	2013-10-03
Sound Processing Apparatus, Sound Processing Method And Program App 20130182857 - Namba; Ryuichi ; et al.	2013-07-18
Sound processing apparatus, sound processing method and program Grant 8,422,695 - Namba , et al. April 16, 2	2013-04-16
Signal recording and reproducing apparatus and method Grant 8,364,496 - Matsumoto , et al. January 29, 2	2013-01-29
Resolver for detecting a rotational position of a resolver rotor connected to a rotator shaft of a rotating machine Grant 8,314,610 - Urano , et al. November 20, 2	2012-11-20
Method and apparatus for audio signal expansion and compression Grant 8,306,828 - Nakamura , et al. November 6, 2	2012-11-06
Detection apparatus, detection method, and computer program Grant 8,254,677 - Abe , et al. August 28, 2	2012-08-28
Signal processing method and processor Grant 8,255,214 - Abe , et al. August 28, 2	2012-08-28
Audio Signal Processing Device, Audio Signal Processing Method, And Program App 20120203719 - Mitsufuji; Yuhki ; et al.	2012-08-09
Respiratory Signal Processing Apparatus, Respiratory Signal Processing Method, And Program App 20120157857 - Abe; Mototsugu ; et al.	2012-06-21
Respiratory Condition Analysis Apparatus, Respiratory Condition Display Apparatus, Processing Method Therein, And Program App 20120150054 - Abe; Mototsugu ; et al.	2012-06-14
Magnetic resolver Grant 8,148,973 - Nishiguchi , et al. April 3, 2	2012-04-03
Video processing apparatus Grant 8,103,062 - Abe , et al. January 24, 2	2012-01-24
Audio-signal time-axis expansion/compression method and device Grant 8,085,953 - Nakanura , et al. December 27, 2	2011-12-27
Detection Apparatus, Detection Method, And Computer Program App 20110293176 - Abe; Mototsugu ; et al.	2011-12-01
Signal processing device and signal processing method Grant 7,962,007 - Abe , et al. June 14, 2	2011-06-14
Stop lamp switch Grant 7,924,125 - Nishiguchi , et al. April 12, 2	2011-04-12
Signal processing apparatus and method, recording medium, and program Grant 7,865,063 - Abe , et al. January 4, 2	2011-01-04
Resolver App 20100219816 - Urano; Hiroaki ; et al.	2010-09-02
Information retrieving method and apparatus Grant 7,747,435 - Toguri , et al. June 29, 2	2010-06-29
Magnetic Resolver And Method Of Manufacturing The Same App 20100156401 - Nishiguchi; Masayuki ; et al.	2010-06-24
Apparatus and method for processing signals Grant 7,742,680 - Abe , et al. June 22, 2	2010-06-22
Signal processing method and method for determining image similarity Grant 7,729,545 - Abe , et al. June 1, 2	2010-06-01
Signal processing method and apparatus, signal processing program, and recording medium Grant 7,720,235 - Abe , et al. May 18, 2	2010-05-18
Sound Processing Apparatus, Sound Processing Method and Program App 20100111329 - NAMBA; Ryuichi ; et al.	2010-05-06
Sound Processing Apparatus, Sound Processing Method and Program App 20100111313 - NAMBA; Ryuichi ; et al.	2010-05-06
Call Voice Processing Apparatus, Call Voice Processing Method and Program App 20100111290 - NAMBA; Ryuichi ; et al.	2010-05-06
Information transmission/reception system and method and information processing method and apparatus for automatic detection of data for commercial messages Grant 7,673,320 - Abe , et al. March 2, 2	2010-03-02
Stop Lamp Switch App 20090237189 - Nishiguchi; Masayuki ; et al.	2009-09-24
Magnetic Resolver App 20090179632 - Nishiguchi; Masayuki ; et al.	2009-07-16
Signal Recording and Reproducing Apparatus and Method App 20090089052 - Matsumoto; Jun ; et al.	2009-04-02
Signal recording/reproducing apparatus and recording/reproducing method, signal reproducing apparatus and reproducing method, and program Grant 7,502,547 - Abe , et al. March 10, 2	2009-03-10
Method and apparatus for speech encoding and decoding by sinusoidal analysis and waveform encoding with phase reproducibility Grant 7,454,330 - Nishiguchi , et al. November 18, 2	2008-11-18
Method and apparatus for classifying signals, method and apparatus for generating descriptors and method and apparatus for retrieving signals Grant 7,454,329 - Abe , et al. November 18, 2	2008-11-18
Sound processing apparatus, sound processing method and program App 20080199152 - Namba; Ryuichi ; et al.	2008-08-21
Detection Apparatus, Detection Method, and Computer Program App 20080181492 - Abe; Mototsugu ; et al.	2008-07-31
Waveform generating apparatus, waveform generating method, and decoder Grant 7,405,499 - Kemmochi , et al. July 29, 2	2008-07-29
Information retrieving method and apparatus App 20080177535 - Toguri; Yasuhiro ; et al.	2008-07-24
Echo removing apparatus Grant 7,394,898 - Inoue , et al. July 1, 2	2008-07-01
Audio signal processing method, audio signal processing apparatus, Hi-Fi video apparatus, digital video apparatus and 8 mm video apparatus Grant 7,391,961 - Abe , et al. June 24, 2	2008-06-24
Holding structure of an electronic component and a method for holding the same Grant 7,378,840 - Yasuda , et al. May 27, 2	2008-05-27
Audio signal processing method, audio signal processing apparatus, HI-FI video apparatus, digital video apparatus and 8 MM video apparatus Grant 7,373,077 - Abe , et al. May 13, 2	2008-05-13
Audio signal processing method, audio signal processing apparatus, Hi-Fi video apparatus, digital video apparatus and 8 mm video apparatus Grant 7,373,078 - Abe , et al. May 13, 2	2008-05-13
Apparatus and Method for Expanding/Compressing Audio Signal App 20080097752 - NAKAMURA; Osamu ; et al.	2008-04-24
Audio signal processing method, audio signal processing apparatus, Hi-Fi video apparatus, digital video apparatus and 8 mm video apparatus Grant 7,356,476 - Abe , et al. April 8, 2	2008-04-08
Information retrieving method and apparatus Grant 7,346,508 - Toguri , et al. March 18, 2	2008-03-18
Audio signal reproducing apparatus Grant 7,337,027 - Nishiguchi , et al. February 26, 2	2008-02-26
Data processing device, encoding device, encoding method, decoding device decoding method, and program Grant 7,333,034 - Matsumoto , et al. February 19, 2	2008-02-19
Audio signal reproducing apparatus Grant 7,330,553 - Nishiguchi , et al. February 12, 2	2008-02-12
Apparatus for performing speaker identification and speaker searching in speech or sound image data, and method thereof Grant 7,315,819 - Toguri , et al. January 1, 2	2008-01-01
Method and Apparatus for Audio Signal Expansion and Compression App 20070269056 - NAKAMURA; Osamu ; et al.	2007-11-22
Audio-Signal Time-Axis Expansion/Compression Method and Device App 20070250324 - NAKANURA; Osamu ; et al.	2007-10-25
Similarity calculation method and device Grant 7,260,488 - Abe , et al. August 21, 2	2007-08-21
Audio signal processing method, audio signal processing apparatus, Hi-Fi video apparatus, digital video apparatus and 8 mm video apparatus Grant 7,248,789 - Abe , et al. July 24, 2	2007-07-24
Audio signal processing method, audio signal processing apparatus, Hi-Fi video apparatus, digital video apparatus and 8 mm video apparatus Grant 7,242,855 - Abe , et al. July 10, 2	2007-07-10
Acoustic signal processing apparatus and method, signal recording apparatus and method and program Grant 7,214,868 - Abe , et al. May 8, 2	2007-05-08
Encoding method, encoding apparatus, decoding method, decoding apparatus and program Grant 7,212,973 - Toyama , et al. May 1, 2	2007-05-01
Video Processing Apparatus App 20070053660 - Abe; Mototsugu ; et al.	2007-03-08
Data processing device, encoding device, encoding method, decoding device decoding method, and program App 20070025446 - Matsumoto; Jun ; et al.	2007-02-01
Method and apparatus for classifying signals, method and apparatus for generating descriptors and method and apparatus for retrieving signals App 20060140413 - Abe; Motosugu ; et al.	2006-06-29
Similar time series detection method and apparatus, program and recording medium Grant 7,035,775 - Abe , et al. April 25, 2	2006-04-25
Method and apparatus for classifying signals method and apparatus for generating descriptors and method and apparatus for retrieving signals Grant 6,990,443 - Abe , et al. January 24, 2	2006-01-24
Audio signal reproducing apparatus Grant 6,975,732 - Nishiguchi , et al. December 13, 2	2005-12-13
Signal processing apparatus and method, recording medium, and program App 20050267740 - Abe, Mototsugu ; et al.	2005-12-01
Encoding Method, Encoding Apparatus, Decoding Method, Decoding Apparatus and Program App 20050261893 - Toyama, Keisuke ; et al.	2005-11-24
Waveform generating device and method, and decoder App 20050251709 - Kemmochi, Chisato ; et al.	2005-11-10
Audio signal processing method, audio signal processing apparatus, Hi-Fi video apparatus, digital video apparatus and 8 mm video apparatus Grant 6,961,513 - Abe , et al. November 1, 2	2005-11-01
Audio signal reproducing apparatus App 20050240296 - Nishiguchi, Masayuki ; et al.	2005-10-27
Audio signal processing method, audio signal processing apparatus, Hi-Fi video apparatus, digital video apparatus and 8 mm video apparatus App 20050190209 - Abe, Mototsugu ; et al.	2005-09-01
Audio signal processing method, audio signal processing apparatus, Hi-Fi video apparatus, digital video apparatus and 8 mm video apparatus App 20050190210 - Abe, Mototsugu ; et al.	2005-09-01
Audio signal processing method, audio signal processing apparatus, Hi-Fi video apparatus, digital video apparatus and 8 mm video apparatus App 20050190208 - Abe, Mototsugu ; et al.	2005-09-01
Audio signal processing method, audio signal processing apparatus, Hi-Fi video apparatus, digital video apparatus and 8 mm video apparatus App 20050190211 - Abe, Mototsugu ; et al.	2005-09-01
Audio signal processing method, audio signal processing apparatus, HI-FI video apparatus, digital video apparatus and 8 MM video apparatus App 20050187776 - Abe, Mototsugu ; et al.	2005-08-25
Audio signal processing method, audio signal processing apparatus, Hi-Fi video apparatus, digital video apparatus and 8 mm video apparatus App 20050187775 - Abe, Mototsugu ; et al.	2005-08-25
Signal processing apparatus and method, recording medium, and program Grant 6,934,462 - Abe , et al. August 23, 2	2005-08-23
Fast Fourier transform method and inverse fast Fourier transform method Grant 6,859,816 - Makino , et al. February 22, 2	2005-02-22
Similarity calculation method and device App 20050033523 - Abe, Mototsugu ; et al.	2005-02-10
Signal recording/reproducing apparatus, signal recording/reproducing method, signal reproducing apparatus, signal reproducing method, and program App 20040218896 - Abe, Mototsugu ; et al.	2004-11-04
Acoustic signal processing apparatus and method, signal recording apparatus and method and program App 20040200337 - Abe, Mototsugu ; et al.	2004-10-14
Similar time series detection method and apparatus, program and recording medium App 20040098225 - Abe, Mototsugu ; et al.	2004-05-20
Sound synthesizing apparatus and method, telephone apparatus, and program service medium Grant 6,732,075 - Omori , et al. May 4, 2	2004-05-04
Signal processing method and processor App 20040078196 - Abe, Mototsugu ; et al.	2004-04-22
Signal processing method and processor App 20040057627 - Abe, Mototsugu ; et al.	2004-03-25
Information processing apparatus and method, and recording medium Grant 6,711,538 - Omori , et al. March 23, 2	2004-03-23
Audio signal reproducing apparatus Grant 6,695,477 - Nishiguchi , et al. February 24, 2	2004-02-24
Apparatus and method for encoding a signal as well as apparatus and method for decoding a signal Grant 6,681,204 - Matsumoto , et al. January 20, 2	2004-01-20
Apparatus for converting reproducing speed and method of converting reproducing speed Grant 6,675,141 - Inoue , et al. January 6, 2	2004-01-06
Speech encoding method and apparatus, input signal discriminating method, speech decoding method and apparatus and program furnishing medium Grant 6,654,718 - Maeda , et al. November 25, 2	2003-11-25
Vector quantization method and speech encoding method and apparatus Grant 6,611,800 - Nishiguchi , et al. August 26, 2	2003-08-26
Information retrieving method and apparatus App 20030154082 - Toguri, Yasuhiro ; et al.	2003-08-14
Holding structure of an electronic component and a method for holding the same App 20030121822 - Yasuda, Keiji ; et al.	2003-07-03
Signal processing method and apparatus, signal processing program, and recording medium App 20030125823 - Abe, Mototsugu ; et al.	2003-07-03
Signal processing apparatus and method, recording medium, and program App 20030091323 - Abe, Mototsugu ; et al.	2003-05-15
Signal band expanding method and apparatus and signal synthesis method and apparatus Grant 6,539,355 - Omori , et al. March 25, 2	2003-03-25
Reduced length infinite impulse response weighting Grant 6,532,443 - Nishiguchi , et al. March 11, 2	2003-03-11
Information detection apparatus and method, and information search apparatus and method App 20030036905 - Toguri, Yasuhiro ; et al.	2003-02-20
Apparatus and method for processing information, information system, and storage medium App 20020123990 - Abe, Mototsugu ; et al.	2002-09-05
Audio signal processing method, audio signal processing apparatus, Hi-Fi video apparatus, digital video apparatus and 8 mm video apparatus App 20020110356 - Abe, Mototsugu ; et al.	2002-08-15
Audio signal reproducing apparatus App 20020090097 - Nishiguchi, Masayuki ; et al.	2002-07-11
Information transmission/reception system and method and information processing method and apparatus App 20020069408 - Abe, Mototsugu ; et al.	2002-06-06
Information providing apparatus and method, and recording medium App 20020059208 - Abe, Mototsugu ; et al.	2002-05-16
Apparatus and method for performing orthogonal transform, apparatus and method for performing inverse orthogonal transform, apparatus and method for performing transform encoding, and apparatus and method for encoding data App 20020040299 - Makino, Kenichi ; et al.	2002-04-04
Fast fourier transform method and inverse fast fourier transform method App 20020035588 - Makino, Kenichi ; et al.	2002-03-21
Apparatus and method for processing signals App 20020021759 - Abe, Mototsugu ; et al.	2002-02-21
Signal processing device and signal processing method App 20020015105 - Abe, Mototsugu ; et al.	2002-02-07
Apparatus and method for encoding a signal as well as apparatus and method for decoding signal App 20020013703 - Matsumoto, Jun ; et al.	2002-01-31
Apparatus and method for encoding a signal as well as apparatus and method for decoding a signal App 20020010577 - Matsumoto, Jun ; et al.	2002-01-24
Audio signal reproducing apparatus App 20010022843 - Nishiguchi, Masayuki ; et al.	2001-09-20
Audio signal processing apparatus and signal processing method of the same App 20010023399 - Matsumoto, Jun ; et al.	2001-09-20
Phase quantization method and apparatus Grant 6,292,777 - Inoue , et al. September 18, 2	2001-09-18
Sound synthesizing method and apparatus, and sound band expanding method and apparatus Grant 6,289,311 - Omori , et al. September 11, 2	2001-09-11
Phase detection apparatus and method and audio coding apparatus and method Grant 6,278,971 - Inoue , et al. August 21, 2	2001-08-21
Speech encoding/decoding method and apparatus using a pitch reliability measure Grant 6,243,672 - Iijima , et al. June 5, 2	2001-06-05
Speech analysis method and speech encoding method and apparatus Grant 6,108,621 - Nishiguchi , et al. August 22, 2	2000-08-22
Method and apparatus for encoding/decoding voiced speech based on pitch intensity of input speech signal Grant 6,047,253 - Nishiguchi , et al. April 4, 2	2000-04-04
Method and apparatus for synthesizing speech Grant 6,029,134 - Nishiguchi , et al. February 22, 2	2000-02-22
Pitch detection method and apparatus uses voiced/unvoiced decision in a frame other than the current frame of a speech signal Grant 6,012,023 - Iijima , et al. January 4, 2	2000-01-04
Envelope-invariant speech coding based on sinusoidal analysis of LPC residuals and with pitch conversion of voiced speech Grant 5,983,173 - Inoue , et al. November 9, 1	1999-11-09
Voiced/unvoiced decision based on frequency band ratio Grant 5,960,388 - Nishiguchi , et al. September 28, 1	1999-09-28
Detecting transients to emphasize formant peaks Grant 5,953,696 - Nishiguchi , et al. September 14, 1	1999-09-14
Audio band width extending system and method Grant 5,950,153 - Ohmori , et al. September 7, 1	1999-09-07
Apparatus and method for speech encoding based on short-term prediction valves Grant 5,950,155 - Nishiguchi September 7, 1	1999-09-07
Pitch extraction method and device utilizing autocorrelation of a plurality of frequency bands Grant 5,930,747 - Iijima , et al. July 27, 1	1999-07-27
Audio signal reproducing apparatus with semiconductor memory storing coded digital audio data and including a headphone unit Grant 5,930,758 - Nishiguchi , et al. July 27, 1	1999-07-27
Method and apparatus for reproducing speech signals and method for transmitting same Grant 5,926,788 - Nishiguchi July 20, 1	1999-07-20
Speech decoding method and apparatus for selecting random noise codevectors as excitation signals for an unvoiced speech frame Grant 5,909,663 - Iijima , et al. June 1, 1	1999-06-01
Voice analysis-synthesis method using noise having diffusion which varies with frequency band to modify predicted phases of transmitted pitch data blocks Grant 5,878,388 - Nishiguchi , et al.	1999-03-02
Method and apparatus for decoding and changing the pitch of an encoded speech signal Grant 5,873,059 - Iijima , et al. February 16, 1	1999-02-16
Speech synthesis with equal interval line spectral pair frequency interpolation Grant 5,864,796 - Inoue , et al. January 26, 1	1999-01-26
Perceptual speech coding using prediction residuals, having harmonic magnitude codebook for voiced and waveform codebook for unvoiced frames Grant 5,848,387 - Nishiguchi , et al. December 8, 1	1998-12-08
Continuous and discontinuous sine wave synthesis of speech signals from harmonic data of different pitch periods Grant 5,832,437 - Nishiguchi , et al. November 3, 1	1998-11-03
Apparatus and method for encoding/decoding a speech signal using adaptively changing codebook vectors Grant 5,828,996 - Iijima , et al. October 27, 1	1998-10-27
Voice encoding method and apparatus using modified discrete cosine transform Grant 5,819,212 - Matsumoto , et al. October 6, 1	1998-10-06
Method and device for discriminating voiced and unvoiced sounds Grant 5,809,455 - Nishiguchi , et al. September 15, 1	1998-09-15
Method for reducing noise in speech signal and method for detecting noise domain Grant 5,771,486 - Chan , et al. June 23, 1	1998-06-23
High efficiency encoding method Grant 5,765,127 - Nishiguchi , et al. June 9, 1	1998-06-09
Method and apparatus for reducing noise in speech signal Grant 5,752,226 - Chan , et al. May 12, 1	1998-05-12
Speech decoding method and apparatus Grant 5,752,222 - Nishiguchi , et al. May 12, 1	1998-05-12
Speech encoding method, speech decoding method and speech encoding/decoding method Grant 5,749,065 - Nishiguchi , et al. May 5, 1	1998-05-05
Speech signal transmitting and receiving apparatus with noise sensitive volume control Grant 5,732,390 - Katayanagi , et al. March 24, 1	1998-03-24
Method for reducing noise in speech signals by adaptively controlling a maximum likelihood filter for calculating speech components Grant 5,668,927 - Chan , et al. September 16, 1	1997-09-16
Method and device for discriminating voiced and unvoiced sounds Grant 5,664,052 - Nishiguchi , et al. September 2, 1	1997-09-02
Method of processing audio signal Grant 5,651,093 - Nishiguchi July 22, 1	1997-07-22
Audio signal reproducing apparatus Grant 5,640,458 - Nishiguchi , et al. June 17, 1	1997-06-17
Speech efficient coding method Grant 5,630,012 - Nishiguchi , et al. May 13, 1	1997-05-13
Method of compressing an audio signal using adaptive bit allocation taking account of temporal masking Grant 5,475,789 - Nishiguchi December 12, 1	1995-12-12
Voice encoding method and voice decoding method Grant 5,473,727 - Nishiguchi , et al. December 5, 1	1995-12-05
Signal encoding and signal decoding apparatus Grant 5,299,240 - Iwahashi , et al. March 29, 1	1994-03-29
Signal encoding apparatus Grant 5,299,239 - Iwahashi , et al. March 29, 1	1994-03-29
Signal encoding apparatus Grant 5,197,087 - Iwahashi , et al. March 23, 1	1993-03-23
Digital signal encoding apparatus Grant 5,151,941 - Nishiguchi , et al. September 29, 1	1992-09-29
Method and apparatus for encoding voice signals divided into a plurality of frequency bands Grant 5,115,240 - Fujiwara , et al. May 19, 1	1992-05-19
Apparatus for decoding a digital signal Grant 4,829,522 - Nishiguchi May 9, 1	1989-05-09
Digital signal transmission device Grant 4,797,902 - Nishiguchi , et al. January 10, 1	1989-01-10
Apparatus for transmitting digital signal Grant 4,783,792 - Akagiri , et al. November 8, 1	1988-11-08
Apparatus for transmitting digital signals Grant 4,685,115 - Akagiri , et al. August 4, 1	1987-08-04