CN112567769B - 音频再现装置、音频再现方法和存储介质 - Google Patents

音频再现装置、音频再现方法和存储介质 Download PDF

Info

Publication number
CN112567769B
CN112567769B CN201980053901.8A CN201980053901A CN112567769B CN 112567769 B CN112567769 B CN 112567769B CN 201980053901 A CN201980053901 A CN 201980053901A CN 112567769 B CN112567769 B CN 112567769B
Authority
CN
China
Prior art keywords
signal
decoder
audio
audio signal
hoa
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201980053901.8A
Other languages
English (en)
Chinese (zh)
Other versions
CN112567769A (zh
Inventor
曲谷地哲
大栗一敦
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sony Corp filed Critical Sony Corp
Publication of CN112567769A publication Critical patent/CN112567769A/zh
Application granted granted Critical
Publication of CN112567769B publication Critical patent/CN112567769B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30—Control circuits for electronic adaptation of the sound field
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/03—Application of parametric coding in stereophonic audio systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/11—Application of ambisonics in stereophonic audio systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Mathematical Physics (AREA)
  • Multimedia (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Stereophonic System (AREA)
CN201980053901.8A 2018-08-21 2019-06-25 音频再现装置、音频再现方法和存储介质 Active CN112567769B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2018154456 2018-08-21
JP2018-154456 2018-08-21
PCT/JP2019/025199 WO2020039734A1 (fr) 2018-08-21 2019-06-25 Dispositif de reproduction audio, procédé de reproduction audio et programme de reproduction audio

Publications (2)

Publication Number Publication Date
CN112567769A CN112567769A (zh) 2021-03-26
CN112567769B true CN112567769B (zh) 2022-11-04

Family

ID=69592557

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201980053901.8A Active CN112567769B (zh) 2018-08-21 2019-06-25 音频再现装置、音频再现方法和存储介质

Country Status (3)

Country Link
CN (1) CN112567769B (fr)
DE (1) DE112019004193T5 (fr)
WO (1) WO2020039734A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0416918A2 (fr) * 1989-09-07 1991-03-13 British Broadcasting Corporation Codeurs et décodeurs prédictifs hybrides pour signaux vidéo digitaux
CN101140759A (zh) * 2006-09-08 2008-03-12 华为技术有限公司 语音或音频信号的带宽扩展方法及系统
CN105051813A (zh) * 2013-03-22 2015-11-11 汤姆逊许可公司 增强一阶高保真度立体声响复制信号的方向性的方法和装置
CN105898669A (zh) * 2016-03-18 2016-08-24 南京青衿信息科技有限公司 一种声音对象的编码方法
WO2017035163A1 (fr) * 2015-08-25 2017-03-02 Dolby Laboratories Licensing Corporation Décodeur audio et procédé de décodage

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9502045B2 (en) * 2014-01-30 2016-11-22 Qualcomm Incorporated Coding independent frames of ambient higher-order ambisonic coefficients
CN106105261B (zh) * 2014-03-12 2019-11-05 索尼公司 声场声音拾取装置和方法、声场再现装置和方法以及程序
EP2963949A1 (fr) * 2014-07-02 2016-01-06 Thomson Licensing Procédé et appareil de décodage d'une représentation de HOA comprimé et procédé et appareil permettant de coder une représentation HOA comprimé

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0416918A2 (fr) * 1989-09-07 1991-03-13 British Broadcasting Corporation Codeurs et décodeurs prédictifs hybrides pour signaux vidéo digitaux
CN101140759A (zh) * 2006-09-08 2008-03-12 华为技术有限公司 语音或音频信号的带宽扩展方法及系统
CN105051813A (zh) * 2013-03-22 2015-11-11 汤姆逊许可公司 增强一阶高保真度立体声响复制信号的方向性的方法和装置
WO2017035163A1 (fr) * 2015-08-25 2017-03-02 Dolby Laboratories Licensing Corporation Décodeur audio et procédé de décodage
CN105898669A (zh) * 2016-03-18 2016-08-24 南京青衿信息科技有限公司 一种声音对象的编码方法

Also Published As

Publication number Publication date
DE112019004193T5 (de) 2021-07-15
CN112567769A (zh) 2021-03-26
WO2020039734A1 (fr) 2020-02-27

Similar Documents

Publication Publication Date Title
US10555104B2 (en) Binaural decoder to output spatial stereo sound and a decoding method thereof
CN100496149C (zh) 把两频道矩阵编码音频重构为多频道音频的解码方法
Daniel et al. Further investigations of high-order ambisonics and wavefield synthesis for holophonic sound imaging
KR101824287B1 (ko) 고차 앰비소닉 오디오 데이터를 위한 데이터 구조
EP2641244B1 (fr) Conversion de signaux capturés par plusieurs microphones en signaux décalés utiles au traitement des signaux binauraux
EP1814358B1 (fr) Dispositif et procede de traitement de signal audio
CN101379555B (zh) 用于编码/解码信号的装置和方法
CN107039029B (zh) 头盔中具有有源噪声控制的声音再现
AU2013292057A1 (en) Method and device for rendering an audio soundfield representation for audio playback
WO2014147029A1 (fr) Procédé et appareil permettant d'améliorer une directivité d'un signal d'ambiophonie de 1er ordre
CN112567765B (zh) 空间音频捕获、传输和再现
CN106797526A (zh) 音频处理装置、方法和程序
KR101637407B1 (ko) 부가적인 출력 채널들을 제공하기 위하여 스테레오 출력 신호를 발생시키기 위한 장치와 방법 및 컴퓨터 프로그램
Goodwin et al. Multichannel surround format conversion and generalized upmix
CN112823534B (zh) 信号处理设备和方法以及程序
CN112567769B (zh) 音频再现装置、音频再现方法和存储介质
CN101221763B (zh) 针对子带编码音频的三维声场合成方法
CN114631141A (zh) 使用方向性元数据的多通道音频编码和解码
WO2022050087A1 (fr) Dispositif et procédé de traitement de signal, dispositif et procédé d'apprentissage, et programme
JPWO2020100670A1 (ja) 信号処理装置および方法、並びにプログラム
WO2021261235A1 (fr) Dispositif et procédé de traitement de signaux et programme
JP5483813B2 (ja) マルチチャネル音声音響信号符号化装置および方法、並びにマルチチャネル音声音響信号復号装置および方法
JP2014204316A (ja) 音響信号再生装置、音響信号作成装置
JP2018110362A (ja) オーディオ信号処理回路、それを用いた車載オーディオシステム、オーディオコンポーネント装置、電子機器、オーディオ信号処理方法
JP2003259499A (ja) 音響信号の変換装置及び方法

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant