JP5667202B2 - 音声信号の切り替えの方法およびデバイス - Google Patents

音声信号の切り替えの方法およびデバイス Download PDF

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JP5667202B2
JP5667202B2 JP2012541316A JP2012541316A JP5667202B2 JP 5667202 B2 JP5667202 B2 JP 5667202B2 JP 2012541316 A JP2012541316 A JP 2012541316A JP 2012541316 A JP2012541316 A JP 2012541316A JP 5667202 B2 JP5667202 B2 JP 5667202B2
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frequency band
weight
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audio signal
high frequency
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JP2013512468A (ja
Inventor
▲ゼ▼新 ▲劉▼
▲ゼ▼新 ▲劉▼
磊 苗
磊 苗
晨 胡
晨 胡
文海 ▲ウ▼
文海 ▲ウ▼
▲ユエ▼ 郎
▲ユエ▼ 郎
清 ▲張▼
清 ▲張▼
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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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
    • 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
    • G10L19/04—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 predictive techniques
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
    • 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
    • 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
    • G10L19/04—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 predictive techniques
    • 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
    • G10L19/04—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 predictive techniques
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] 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
    • 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
    • G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Telephone Function (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Circuits Of Receivers In General (AREA)
JP2012541316A 2010-04-28 2011-04-28 音声信号の切り替えの方法およびデバイス Active JP5667202B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN2010101634063A CN101964189B (zh) 2010-04-28 2010-04-28 语音频信号切换方法及装置
CN201010163406.3 2010-04-28
PCT/CN2011/073479 WO2011134415A1 (zh) 2010-04-28 2011-04-28 语音频信号切换方法及装置

Related Child Applications (1)

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JP2014250689A Division JP6027081B2 (ja) 2010-04-28 2014-12-11 音声信号の切り替えの方法およびデバイス

Publications (2)

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JP2013512468A JP2013512468A (ja) 2013-04-11
JP5667202B2 true JP5667202B2 (ja) 2015-02-12

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JP2012541316A Active JP5667202B2 (ja) 2010-04-28 2011-04-28 音声信号の切り替えの方法およびデバイス
JP2014250689A Active JP6027081B2 (ja) 2010-04-28 2014-12-11 音声信号の切り替えの方法およびデバイス
JP2016201593A Active JP6410777B2 (ja) 2010-04-28 2016-10-13 音声信号の切り替えの方法およびデバイス

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JP2016201593A Active JP6410777B2 (ja) 2010-04-28 2016-10-13 音声信号の切り替えの方法およびデバイス

Country Status (8)

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EP (2) EP2485029B1 (de)
JP (3) JP5667202B2 (de)
KR (1) KR101377547B1 (de)
CN (1) CN101964189B (de)
AU (1) AU2011247719B2 (de)
BR (1) BR112012013306B8 (de)
ES (2) ES2718947T3 (de)
WO (1) WO2011134415A1 (de)

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CN105761724B (zh) * 2012-03-01 2021-02-09 华为技术有限公司 一种语音频信号处理方法和装置
CN103295578B (zh) * 2012-03-01 2016-05-18 华为技术有限公司 一种语音频信号处理方法和装置
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KR101864122B1 (ko) * 2014-02-20 2018-06-05 삼성전자주식회사 전자 장치 및 전자 장치의 제어 방법
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JP2021521700A (ja) 2018-04-11 2021-08-26 ボンジョビ アコースティックス リミテッド ライアビリティー カンパニー オーディオ強化聴力保護システム
CN110556116B (zh) 2018-05-31 2021-10-22 华为技术有限公司 计算下混信号和残差信号的方法和装置
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Also Published As

Publication number Publication date
BR112012013306B1 (pt) 2020-11-10
BR112012013306B8 (pt) 2021-02-17
EP2485029A4 (de) 2013-01-02
KR101377547B1 (ko) 2014-03-25
CN101964189B (zh) 2012-08-08
KR20120074303A (ko) 2012-07-05
EP3249648A1 (de) 2017-11-29
BR112012013306A2 (pt) 2016-03-01
JP2015045888A (ja) 2015-03-12
CN101964189A (zh) 2011-02-02
AU2011247719A1 (en) 2012-06-07
ES2718947T3 (es) 2019-07-05
EP2485029B1 (de) 2017-06-14
JP6027081B2 (ja) 2016-11-16
ES2635212T3 (es) 2017-10-02
JP2013512468A (ja) 2013-04-11
WO2011134415A1 (zh) 2011-11-03
EP3249648B1 (de) 2019-01-09
EP2485029A1 (de) 2012-08-08
AU2011247719B2 (en) 2013-07-11
JP6410777B2 (ja) 2018-10-24
JP2017033015A (ja) 2017-02-09

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