CN107636756A - 用于编码多个音频信号的方法和设备以及用于利用改进的分离解码多个音频信号的混合的方法和设备 - Google Patents

用于编码多个音频信号的方法和设备以及用于利用改进的分离解码多个音频信号的混合的方法和设备 Download PDF

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Publication number
CN107636756A
CN107636756A CN201680028431.6A CN201680028431A CN107636756A CN 107636756 A CN107636756 A CN 107636756A CN 201680028431 A CN201680028431 A CN 201680028431A CN 107636756 A CN107636756 A CN 107636756A
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China
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audio signals
source
encoding
decoding
estimated
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CN201680028431.6A
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English (en)
Chinese (zh)
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C.比伦
A.奥泽罗夫
P.佩雷斯
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InterDigital CE Patent Holdings SAS
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Thomson Licensing SAS
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Priority claimed from EP15306144.5A external-priority patent/EP3115992A1/en
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Publication of CN107636756A publication Critical patent/CN107636756A/zh
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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
    • G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • 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
    • 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
    • G10L19/032—Quantisation or dequantisation of spectral components
    • 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
    • G10L21/0272—Voice signal separating
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/124—Sampling or signal conditioning arrangements specially adapted for A/D converters
    • H03M1/1245—Details of sampling arrangements or methods
    • H03M1/1265—Non-uniform sampling
    • H03M1/128—Non-uniform sampling at random intervals, e.g. digital alias free signal processing [DASP]

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Human Computer Interaction (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Quality & Reliability (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
CN201680028431.6A 2015-04-10 2016-03-10 用于编码多个音频信号的方法和设备以及用于利用改进的分离解码多个音频信号的混合的方法和设备 Pending CN107636756A (zh)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
EP15305536.3 2015-04-10
EP15305536 2015-04-10
EP15306144.5 2015-07-10
EP15306144.5A EP3115992A1 (en) 2015-07-10 2015-07-10 Method and device for encoding multiple audio signals, and method and device for decoding a mixture of multiple audio signals with improved separation
EP15306425 2015-09-16
EP15306425.8 2015-09-16
PCT/EP2016/055135 WO2016162165A1 (en) 2015-04-10 2016-03-10 Method and device for encoding multiple audio signals, and method and device for decoding a mixture of multiple audio signals with improved separation

Publications (1)

Publication Number Publication Date
CN107636756A true CN107636756A (zh) 2018-01-26

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CN201680028431.6A Pending CN107636756A (zh) 2015-04-10 2016-03-10 用于编码多个音频信号的方法和设备以及用于利用改进的分离解码多个音频信号的混合的方法和设备

Country Status (10)

Country Link
US (1) US20180082693A1 (https=)
EP (1) EP3281196A1 (https=)
JP (1) JP2018513996A (https=)
KR (1) KR20170134467A (https=)
CN (1) CN107636756A (https=)
BR (1) BR112017021865A2 (https=)
CA (1) CA2982017A1 (https=)
MX (1) MX2017012957A (https=)
RU (1) RU2716911C2 (https=)
WO (1) WO2016162165A1 (https=)

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CN112115918A (zh) * 2020-09-29 2020-12-22 西北工业大学 一种信号稀疏表示及重构的时频原子字典及信号处理方法
CN113314110B (zh) * 2021-04-25 2022-12-02 天津大学 一种基于量子测量与酉变换技术的语言模型及构建方法
CN115116465A (zh) * 2022-05-23 2022-09-27 佛山智优人科技有限公司 一种声源分离的方法及声源分离装置
CN120452467B (zh) * 2025-07-14 2025-09-16 国网福建省电力有限公司信息通信分公司 一种基于Codec的语音与背景音分离方法、装置、设备及介质

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US20220358940A1 (en) * 2021-05-07 2022-11-10 Electronics And Telecommunications Research Institute Methods of encoding and decoding audio signal using side information, and encoder and decoder for performing the methods
US11783844B2 (en) * 2021-05-07 2023-10-10 Electronics And Telecommunications Research Institute Methods of encoding and decoding audio signal using side information, and encoder and decoder for performing the methods

Also Published As

Publication number Publication date
US20180082693A1 (en) 2018-03-22
RU2017134722A3 (https=) 2019-10-08
RU2716911C2 (ru) 2020-03-17
JP2018513996A (ja) 2018-05-31
BR112017021865A2 (pt) 2018-07-10
KR20170134467A (ko) 2017-12-06
CA2982017A1 (en) 2016-10-13
WO2016162165A1 (en) 2016-10-13
MX2017012957A (es) 2018-02-01
RU2017134722A (ru) 2019-04-04
EP3281196A1 (en) 2018-02-14

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