TWI696172B - 多音訊信號之編碼 - Google Patents

多音訊信號之編碼 Download PDF

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Publication number
TWI696172B
TWI696172B TW105141537A TW105141537A TWI696172B TW I696172 B TWI696172 B TW I696172B TW 105141537 A TW105141537 A TW 105141537A TW 105141537 A TW105141537 A TW 105141537A TW I696172 B TWI696172 B TW I696172B
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TW
Taiwan
Prior art keywords
signal
frame
value
shift value
samples
Prior art date
Application number
TW105141537A
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English (en)
Chinese (zh)
Other versions
TW201729179A (zh
Inventor
凡卡特拉曼 阿堤
文卡塔 薩伯拉曼亞姆 強卓 賽克哈爾 奇比亞姆
Original Assignee
美商高通公司
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Publication date
Application filed by 美商高通公司 filed Critical 美商高通公司
Publication of TW201729179A publication Critical patent/TW201729179A/zh
Application granted granted Critical
Publication of TWI696172B publication Critical patent/TWI696172B/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
    • G10L19/002—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)
  • Health & Medical Sciences (AREA)
  • Signal Processing (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (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)
TW105141537A 2015-12-18 2016-12-15 多音訊信號之編碼 TWI696172B (zh)

Applications Claiming Priority (4)

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

Publications (2)

Publication Number Publication Date
TW201729179A TW201729179A (zh) 2017-08-16
TWI696172B true TWI696172B (zh) 2020-06-11

Family

ID=57708791

Family Applications (1)

Application Number Title Priority Date Filing Date
TW105141537A TWI696172B (zh) 2015-12-18 2016-12-15 多音訊信號之編碼

Country Status (10)

Country Link
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)

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US9779736B2 (en) * 2011-11-18 2017-10-03 Sirius Xm Radio Inc. Systems and methods for implementing efficient cross-fading between compressed audio streams
SG11201806256SA (en) * 2016-01-22 2018-08-30 Fraunhofer Ges Forschung Apparatus and method for mdct m/s stereo with global ild with improved mid/side decision
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
US12677106B1 (en) * 2022-06-09 2026-07-07 Meta Platforms Technologies, Llc Statistical provisioning of perceptual audio cues to enhance speech
KR20250040002A (ko) * 2022-07-15 2025-03-21 엘지전자 주식회사 무선 오디오 수신 장치, 무선 오디오 전송 장치 및 이를 구비하는 무선 오디오 출력 시스템

Citations (3)

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US20110218799A1 (en) * 2010-03-05 2011-09-08 Motorola, Inc. Decoder for audio signal including generic audio and speech frames
CA2918279A1 (en) * 2013-07-22 2015-01-29 Simone Fueg Method for processing an audio signal, signal processing unit, binaural renderer, audio encoder and audio decoder
TW201541452A (zh) * 2014-03-31 2015-11-01 Qualcomm Inc 使用多個子頻帶之高頻帶信號寫碼

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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
CN102160113B (zh) * 2008-08-11 2013-05-08 诺基亚公司 多声道音频编码器和解码器
EP2395504B1 (en) 2009-02-13 2013-09-18 Huawei Technologies Co., Ltd. Stereo encoding method and apparatus
CN101533641B (zh) * 2009-04-20 2011-07-20 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
EP2476113B1 (en) * 2009-09-11 2014-08-13 Nokia Corporation Method, apparatus and computer program product for audio coding
EP2612321B1 (en) * 2010-09-28 2016-01-06 Huawei Technologies Co., Ltd. Device and method for postprocessing decoded multi-channel audio signal or decoded stereo signal
US9728194B2 (en) * 2012-02-24 2017-08-08 Dolby International Ab Audio processing
US9570081B2 (en) 2012-04-26 2017-02-14 Nokia Technologies Oy Backwards compatible audio representation
CN122531400A (zh) * 2013-02-21 2026-08-07 杜比国际公司 用于参数化多声道编码的方法
FR3011408A1 (fr) * 2013-09-30 2015-04-03 Orange Re-echantillonnage d'un signal audio pour un codage/decodage a bas retard

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110218799A1 (en) * 2010-03-05 2011-09-08 Motorola, Inc. Decoder for audio signal including generic audio and speech frames
CA2918279A1 (en) * 2013-07-22 2015-01-29 Simone Fueg Method for processing an audio signal, signal processing unit, binaural renderer, audio encoder and audio decoder
TW201541452A (zh) * 2014-03-31 2015-11-01 Qualcomm Inc 使用多個子頻帶之高頻帶信號寫碼

Also Published As

Publication number Publication date
TW201729179A (zh) 2017-08-16
AU2016370363B2 (en) 2019-11-14
US20170178635A1 (en) 2017-06-22
EP3391369B1 (en) 2020-04-01
AU2016370363A1 (en) 2018-05-24
JP2019502949A (ja) 2019-01-31
BR112018012154A2 (pt) 2018-11-27
EP3391369A1 (en) 2018-10-24
KR20180094905A (ko) 2018-08-24
US10115403B2 (en) 2018-10-30
KR102032668B1 (ko) 2019-10-15
HUE050695T2 (hu) 2020-12-28
JP2020042294A (ja) 2020-03-19
WO2017106041A1 (en) 2017-06-22
JP6622410B2 (ja) 2019-12-18
ES2803774T3 (es) 2021-01-29
CN108431890B (zh) 2020-03-24
CN108431890A (zh) 2018-08-21
JP6710805B2 (ja) 2020-06-17

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