JP7251400B2 - デジタル音声処理装置、デジタル音声処理方法、及びデジタル音声処理プログラム - Google Patents

デジタル音声処理装置、デジタル音声処理方法、及びデジタル音声処理プログラム Download PDF

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JP7251400B2
JP7251400B2 JP2019146149A JP2019146149A JP7251400B2 JP 7251400 B2 JP7251400 B2 JP 7251400B2 JP 2019146149 A JP2019146149 A JP 2019146149A JP 2019146149 A JP2019146149 A JP 2019146149A JP 7251400 B2 JP7251400 B2 JP 7251400B2
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JP2021026164A (ja
JP2021026164A5 (https=
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定浩 安良
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JVCKenwood Corp
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JVCKenwood Corp
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Priority to JP2019146149A priority Critical patent/JP7251400B2/ja
Priority to CN202080047936.3A priority patent/CN114051638B/zh
Priority to PCT/JP2020/029491 priority patent/WO2021024946A1/ja
Publication of JP2021026164A publication Critical patent/JP2021026164A/ja
Priority to US17/574,625 priority patent/US11842746B2/en
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    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0316—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0316—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude
    • G10L21/0324—Details of processing therefor
    • G10L21/0332—Details of processing therefor involving modification of waveforms
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K15/00—Acoustics not otherwise provided for
    • G10K15/04—Sound-producing devices
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/78—Detection of presence or absence of voice signals
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/78—Detection of presence or absence of voice signals
    • G10L2025/783—Detection of presence or absence of voice signals based on threshold decision

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Analogue/Digital Conversion (AREA)
JP2019146149A 2019-08-08 2019-08-08 デジタル音声処理装置、デジタル音声処理方法、及びデジタル音声処理プログラム Active JP7251400B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2019146149A JP7251400B2 (ja) 2019-08-08 2019-08-08 デジタル音声処理装置、デジタル音声処理方法、及びデジタル音声処理プログラム
CN202080047936.3A CN114051638B (zh) 2019-08-08 2020-07-31 数字声音处理装置、数字声音处理方法及数字声音处理程序
PCT/JP2020/029491 WO2021024946A1 (ja) 2019-08-08 2020-07-31 デジタル音声処理装置、デジタル音声処理方法、及びデジタル音声処理プログラム
US17/574,625 US11842746B2 (en) 2019-08-08 2022-01-13 Digital audio processing with even and odd harmonic component addition

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2019146149A JP7251400B2 (ja) 2019-08-08 2019-08-08 デジタル音声処理装置、デジタル音声処理方法、及びデジタル音声処理プログラム

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JP2021026164A JP2021026164A (ja) 2021-02-22
JP2021026164A5 JP2021026164A5 (https=) 2022-01-20
JP7251400B2 true JP7251400B2 (ja) 2023-04-04

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US (1) US11842746B2 (https=)
JP (1) JP7251400B2 (https=)
CN (1) CN114051638B (https=)
WO (1) WO2021024946A1 (https=)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3401171B2 (ja) 1997-10-22 2003-04-28 日本ビクター株式会社 音声情報処理方法、音声情報処理装置、音声情報の記録媒体への記録方法
JP3659489B2 (ja) 2000-12-20 2005-06-15 日本ビクター株式会社 デジタル音声処理装置及びコンピュータプログラム記録媒体
JP2008275876A (ja) 2007-04-27 2008-11-13 Victor Co Of Japan Ltd デジタル音声処理装置及びデジタル音声処理プログラム
JP4985570B2 (ja) 2008-07-08 2012-07-25 株式会社Ｊｖｃケンウッド ディジタル音響信号処理方法及び処理装置
JP2019086637A (ja) 2017-11-07 2019-06-06 株式会社Ｊｖｃケンウッド デジタル音声処理装置、デジタル音声処理方法、及びデジタル音声処理プログラム

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4646612A (en) * 1984-07-24 1987-03-03 Nippon Gakki Seizo Kabushiki Kaisha Musical tone signal generating apparatus employing sampling of harmonic coefficients
US4991485A (en) * 1985-04-08 1991-02-12 Kabushiki Kaisha Kawai Gakki Seisakusho Scaling of each harmonic coefficient for electronic musical instrument
JPH0642149B2 (ja) * 1985-04-08 1994-06-01 株式会社河合楽器製作所 電子楽器
EP1569225A1 (en) * 1997-10-22 2005-08-31 Victor Company Of Japan, Limited Audio information processing method, audio information processing apparatus, and method of recording audio information on recording medium
JP3888239B2 (ja) * 2002-06-20 2007-02-28 日本ビクター株式会社 デジタル音声処理方法及び装置、並びにコンピュータプログラム
JP4123486B2 (ja) * 2006-10-02 2008-07-23 日本ビクター株式会社 デジタル音声処理方法及びデジタル音声処理装置、並びにコンピュータプログラム
JP5392057B2 (ja) * 2009-12-22 2014-01-22 株式会社Ｊｖｃケンウッド 音声処理装置、音声処理方法および音声処理プログラム
US20160044429A1 (en) * 2014-07-10 2016-02-11 InAuth, Inc. Computing device identification using device-specific distortions of a discontinuous audio waveform

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3401171B2 (ja) 1997-10-22 2003-04-28 日本ビクター株式会社 音声情報処理方法、音声情報処理装置、音声情報の記録媒体への記録方法
JP3659489B2 (ja) 2000-12-20 2005-06-15 日本ビクター株式会社 デジタル音声処理装置及びコンピュータプログラム記録媒体
JP2008275876A (ja) 2007-04-27 2008-11-13 Victor Co Of Japan Ltd デジタル音声処理装置及びデジタル音声処理プログラム
JP4985570B2 (ja) 2008-07-08 2012-07-25 株式会社Ｊｖｃケンウッド ディジタル音響信号処理方法及び処理装置
JP2019086637A (ja) 2017-11-07 2019-06-06 株式会社Ｊｖｃケンウッド デジタル音声処理装置、デジタル音声処理方法、及びデジタル音声処理プログラム

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JP2021026164A (ja) 2021-02-22
US11842746B2 (en) 2023-12-12
CN114051638B (zh) 2025-05-06
CN114051638A (zh) 2022-02-15
WO2021024946A1 (ja) 2021-02-11
US20220139416A1 (en) 2022-05-05

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