CN108431890B - 多音频信号的编码 - Google Patents

多音频信号的编码 Download PDF

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Publication number
CN108431890B
CN108431890B CN201680072828.5A CN201680072828A CN108431890B CN 108431890 B CN108431890 B CN 108431890B CN 201680072828 A CN201680072828 A CN 201680072828A CN 108431890 B CN108431890 B CN 108431890B
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China
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signal
frame
samples
audio signal
shift value
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Chinese (zh)
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CN108431890A (zh
Inventor
V·阿提
V·S·C·S·奇比亚姆
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Qualcomm Inc
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Qualcomm Inc
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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
    • G10L19/002—Dynamic bit allocation
    • 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
    • G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
    • 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
    • G10L19/022—Blocking, i.e. grouping of samples in time; Choice of analysis windows; Overlap factoring
    • 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
    • G10L19/26—Pre-filtering or post-filtering
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/03—Aspects of down-mixing multi-channel audio to configurations with lower numbers of playback channels, e.g. 7.1 -> 5.1
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/15—Aspects of sound capture and related signal processing for recording or reproduction

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Stereophonic System (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
CN201680072828.5A 2015-12-18 2016-12-09 多音频信号的编码 Active CN108431890B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201562269660P 2015-12-18 2015-12-18
US62/269,660 2015-12-18
US15/372,980 US10115403B2 (en) 2015-12-18 2016-12-08 Encoding of multiple audio signals
US15/372,980 2016-12-08
PCT/US2016/065873 WO2017106041A1 (en) 2015-12-18 2016-12-09 Encoding of multiple audio signals

Publications (2)

Publication Number Publication Date
CN108431890A CN108431890A (zh) 2018-08-21
CN108431890B true CN108431890B (zh) 2020-03-24

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Country Status (10)

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US (1) US10115403B2 (enExample)
EP (1) EP3391369B1 (enExample)
JP (2) JP6622410B2 (enExample)
KR (1) KR102032668B1 (enExample)
CN (1) CN108431890B (enExample)
AU (1) AU2016370363B2 (enExample)
ES (1) ES2803774T3 (enExample)
HU (1) HUE050695T2 (enExample)
TW (1) TWI696172B (enExample)
WO (1) WO2017106041A1 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2870865C (en) * 2012-04-17 2020-08-18 Sirius Xm Radio Inc. Server side crossfading for progressive download media
CN109074812B (zh) * 2016-01-22 2023-11-17 弗劳恩霍夫应用研究促进协会 用于具有全局ild和改进的中/侧决策的mdct m/s立体声的装置和方法
US10304468B2 (en) 2017-03-20 2019-05-28 Qualcomm Incorporated Target sample generation
US10891960B2 (en) * 2017-09-11 2021-01-12 Qualcomm Incorproated Temporal offset estimation
CN109361828B (zh) * 2018-12-17 2021-02-12 北京达佳互联信息技术有限公司 一种回声消除方法、装置、电子设备及存储介质
CN109645957B (zh) * 2018-12-21 2021-06-08 南京理工大学 一种鼾声来源分类方法
US10932122B1 (en) * 2019-06-07 2021-02-23 Sprint Communications Company L.P. User equipment beam effectiveness
WO2024014586A1 (ko) * 2022-07-15 2024-01-18 엘지전자 주식회사 무선 오디오 수신 장치, 무선 오디오 전송 장치 및 이를 구비하는 무선 오디오 출력 시스템

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101533641A (zh) * 2009-04-20 2009-09-16 华为技术有限公司 对多声道信号的声道延迟参数进行修正的方法和装置
WO2011029984A1 (en) * 2009-09-11 2011-03-17 Nokia Corporation Method, apparatus and computer program product for audio coding
CN102160113A (zh) * 2008-08-11 2011-08-17 诺基亚公司 多声道音频编码器和解码器
CN103262158A (zh) * 2010-09-28 2013-08-21 华为技术有限公司 对解码的多声道音频信号或立体声信号进行后处理的装置和方法
CN104160442A (zh) * 2012-02-24 2014-11-19 杜比国际公司 音频处理
CN105684078A (zh) * 2013-09-30 2016-06-15 奥兰治 对音频信号进行重采样以用于低延迟编码/解码

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10282995A (ja) * 1997-04-01 1998-10-23 Matsushita Electric Ind Co Ltd 欠落音声補間符号化方法、欠落音声補間符号化装置、及び記録媒体
JP4369946B2 (ja) * 2002-11-21 2009-11-25 日本電信電話株式会社 ディジタル信号処理方法、そのプログラム、及びそのプログラムを格納した記録媒体
JP3965141B2 (ja) * 2003-08-15 2007-08-29 株式会社国際電気通信基礎技術研究所 音声認識装置
GB2453117B (en) * 2007-09-25 2012-05-23 Motorola Mobility Inc Apparatus and method for encoding a multi channel audio signal
CN102292769B (zh) * 2009-02-13 2012-12-19 华为技术有限公司 一种立体声编码方法和装置
US8428936B2 (en) * 2010-03-05 2013-04-23 Motorola Mobility Llc Decoder for audio signal including generic audio and speech frames
US9570081B2 (en) 2012-04-26 2017-02-14 Nokia Technologies Oy Backwards compatible audio representation
EP3582218A1 (en) * 2013-02-21 2019-12-18 Dolby International AB Methods for parametric multi-channel encoding
EP2840811A1 (en) * 2013-07-22 2015-02-25 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Method for processing an audio signal; signal processing unit, binaural renderer, audio encoder and audio decoder
US9542955B2 (en) * 2014-03-31 2017-01-10 Qualcomm Incorporated High-band signal coding using multiple sub-bands

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102160113A (zh) * 2008-08-11 2011-08-17 诺基亚公司 多声道音频编码器和解码器
CN101533641A (zh) * 2009-04-20 2009-09-16 华为技术有限公司 对多声道信号的声道延迟参数进行修正的方法和装置
WO2011029984A1 (en) * 2009-09-11 2011-03-17 Nokia Corporation Method, apparatus and computer program product for audio coding
CN103262158A (zh) * 2010-09-28 2013-08-21 华为技术有限公司 对解码的多声道音频信号或立体声信号进行后处理的装置和方法
CN104160442A (zh) * 2012-02-24 2014-11-19 杜比国际公司 音频处理
CN105684078A (zh) * 2013-09-30 2016-06-15 奥兰治 对音频信号进行重采样以用于低延迟编码/解码

Also Published As

Publication number Publication date
US10115403B2 (en) 2018-10-30
TWI696172B (zh) 2020-06-11
WO2017106041A1 (en) 2017-06-22
JP2020042294A (ja) 2020-03-19
AU2016370363A1 (en) 2018-05-24
JP2019502949A (ja) 2019-01-31
EP3391369B1 (en) 2020-04-01
BR112018012154A2 (pt) 2018-11-27
KR20180094905A (ko) 2018-08-24
KR102032668B1 (ko) 2019-10-15
TW201729179A (zh) 2017-08-16
EP3391369A1 (en) 2018-10-24
JP6710805B2 (ja) 2020-06-17
US20170178635A1 (en) 2017-06-22
ES2803774T3 (es) 2021-01-29
CN108431890A (zh) 2018-08-21
HUE050695T2 (hu) 2020-12-28
JP6622410B2 (ja) 2019-12-18
AU2016370363B2 (en) 2019-11-14

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