ATE357043T1 - Verfahren zum kodieren und dekodieren von der breite einer schallquelle in einer audioszene - Google Patents

Verfahren zum kodieren und dekodieren von der breite einer schallquelle in einer audioszene

Info

Publication number
ATE357043T1
ATE357043T1 AT03757948T AT03757948T ATE357043T1 AT E357043 T1 ATE357043 T1 AT E357043T1 AT 03757948 T AT03757948 T AT 03757948T AT 03757948 T AT03757948 T AT 03757948T AT E357043 T1 ATE357043 T1 AT E357043T1
Authority
AT
Austria
Prior art keywords
sound source
width
decoding
encoding
audio scene
Prior art date
Application number
AT03757948T
Other languages
English (en)
Inventor
Jens Spille
Juergen Schmidt
Original Assignee
Thomson Licensing
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
Priority claimed from EP20020022866 external-priority patent/EP1411498A1/de
Application filed by Thomson Licensing filed Critical Thomson Licensing
Application granted granted Critical
Publication of ATE357043T1 publication Critical patent/ATE357043T1/de

Links

Classifications

    • 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
    • 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
    • H04S2400/11—Positioning of individual sound objects, e.g. moving airplane, within a sound field
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Stereophonic System (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
AT03757948T 2002-10-14 2003-10-10 Verfahren zum kodieren und dekodieren von der breite einer schallquelle in einer audioszene ATE357043T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP20020022866 EP1411498A1 (de) 2002-10-14 2002-10-14 Verfahren und Vorrichtung zum Beschreiben von Schallquellen
EP02026770 2002-12-02
EP03004732 2003-03-04

Publications (1)

Publication Number Publication Date
ATE357043T1 true ATE357043T1 (de) 2007-04-15

Family

ID=32110517

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03757948T ATE357043T1 (de) 2002-10-14 2003-10-10 Verfahren zum kodieren und dekodieren von der breite einer schallquelle in einer audioszene

Country Status (11)

Country Link
US (1) US8437868B2 (de)
EP (1) EP1570462B1 (de)
JP (2) JP4751722B2 (de)
KR (1) KR101004836B1 (de)
CN (1) CN1973318B (de)
AT (1) ATE357043T1 (de)
AU (1) AU2003273981A1 (de)
BR (1) BRPI0315326B1 (de)
DE (1) DE60312553T2 (de)
ES (1) ES2283815T3 (de)
WO (1) WO2004036548A1 (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9002716B2 (en) * 2002-12-02 2015-04-07 Thomson Licensing Method for describing the composition of audio signals
US8204261B2 (en) 2004-10-20 2012-06-19 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Diffuse sound shaping for BCC schemes and the like
EP1817767B1 (de) * 2004-11-30 2015-11-11 Agere Systems Inc. Parametrische raumtonkodierung mit objektbasierten nebeninformationen
DE102005008366A1 (de) * 2005-02-23 2006-08-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Ansteuern einer Wellenfeldsynthese-Renderer-Einrichtung mit Audioobjekten
DE102005008343A1 (de) * 2005-02-23 2006-09-07 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Liefern von Daten in einem Multi-Renderer-System
WO2006126844A2 (en) 2005-05-26 2006-11-30 Lg Electronics Inc. Method and apparatus for decoding an audio signal
JP4988716B2 (ja) 2005-05-26 2012-08-01 エルジー エレクトロニクス インコーポレイティド オーディオ信号のデコーディング方法及び装置
WO2007032648A1 (en) 2005-09-14 2007-03-22 Lg Electronics Inc. Method and apparatus for decoding an audio signal
TWI329462B (en) 2006-01-19 2010-08-21 Lg Electronics Inc Method and apparatus for processing a media signal
EP1974344A4 (de) 2006-01-19 2011-06-08 Lg Electronics Inc Verfahren und anordnung zum kodieren eines signals
JP5054035B2 (ja) 2006-02-07 2012-10-24 エルジー エレクトロニクス インコーポレイティド 符号化／復号化装置及び方法
WO2007091870A1 (en) * 2006-02-09 2007-08-16 Lg Electronics Inc. Method for encoding and decoding object-based audio signal and apparatus thereof
CA2636330C (en) 2006-02-23 2012-05-29 Lg Electronics Inc. Method and apparatus for processing an audio signal
JP2009532712A (ja) 2006-03-30 2009-09-10 エルジー エレクトロニクス インコーポレイティド メディア信号処理方法及び装置
EP2022263B1 (de) * 2006-05-19 2012-08-01 Electronics and Telecommunications Research Institute Auf objekten basierendes dreidimensionales audiodienstsystem mit voreingestellten audioszenen
US20080235006A1 (en) 2006-08-18 2008-09-25 Lg Electronics, Inc. Method and Apparatus for Decoding an Audio Signal
KR100868475B1 (ko) 2007-02-16 2008-11-12 한국전자통신연구원 객체기반 오디오 서비스를 위한 다중객체 오디오 콘텐츠파일의 생성, 편집 및 재생 방법과, 오디오 프리셋 생성방법
WO2010005050A1 (ja) * 2008-07-11 2010-01-14 日本電気株式会社 信号分析装置、信号制御装置及びその方法と、プログラム
CN101819776B (zh) * 2009-02-27 2012-04-18 北京中星微电子有限公司 嵌入和获取声源定向信息的方法及音频编解码方法和系统
CN101819775B (zh) * 2009-02-27 2012-08-01 北京中星微电子有限公司 声源定向信息的编解码方法和系统
CN101819774B (zh) * 2009-02-27 2012-08-01 北京中星微电子有限公司 声源定向信息的编解码方法和系统
US9584912B2 (en) * 2012-01-19 2017-02-28 Koninklijke Philips N.V. Spatial audio rendering and encoding
SG11201600466PA (en) * 2013-07-22 2016-02-26 Fraunhofer Ges Forschung Multi-channel audio decoder, multi-channel audio encoder, methods, computer program and encoded audio representation using a decorrelation of rendered audio signals
KR102327504B1 (ko) * 2013-07-31 2021-11-17 돌비 레버러토리즈 라이쎈싱 코오포레이션 공간적으로 분산된 또는 큰 오디오 오브젝트들의 프로세싱
CN113316943B (zh) * 2018-12-19 2023-06-06 弗劳恩霍夫应用研究促进协会 再现空间扩展声源的设备与方法、或从空间扩展声源生成比特流的设备与方法
US11270712B2 (en) 2019-08-28 2022-03-08 Insoundz Ltd. System and method for separation of audio sources that interfere with each other using a microphone array
JP2023506240A (ja) * 2019-12-12 2023-02-15 リキッド・オキシゲン・（エルオーイクス）・ベー・フェー 仮想音源と関連付けられた音声信号を発生させること
EP3879856A1 (de) * 2020-03-13 2021-09-15 FRAUNHOFER-GESELLSCHAFT zur Förderung der angewandten Forschung e.V. Vorrichtung und verfahren zur synthese einer räumlich ausgedehnten schallquelle unter verwendung von hinweisinformationselementen
EP4210352A1 (de) * 2022-01-11 2023-07-12 Koninklijke Philips N.V. Audiovorrichtung und verfahren zum betrieb davon

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SG49883A1 (en) * 1991-01-08 1998-06-15 Dolby Lab Licensing Corp Encoder/decoder for multidimensional sound fields
SE0202159D0 (sv) * 2001-07-10 2002-07-09 Coding Technologies Sweden Ab Efficientand scalable parametric stereo coding for low bitrate applications

Also Published As

Publication number Publication date
CN1973318A (zh) 2007-05-30
DE60312553T2 (de) 2007-11-29
CN1973318B (zh) 2012-01-25
US8437868B2 (en) 2013-05-07
WO2004036548A1 (en) 2004-04-29
JP4751722B2 (ja) 2011-08-17
BRPI0315326B1 (pt) 2017-02-14
JP2006516164A (ja) 2006-06-22
DE60312553D1 (de) 2007-04-26
KR101004836B1 (ko) 2010-12-28
US20060165238A1 (en) 2006-07-27
KR20050055012A (ko) 2005-06-10
ES2283815T3 (es) 2007-11-01
EP1570462B1 (de) 2007-03-14
AU2003273981A1 (en) 2004-05-04
JP2010198033A (ja) 2010-09-09
EP1570462A1 (de) 2005-09-07
BR0315326A (pt) 2005-08-16

Similar Documents

Publication Publication Date Title
ATE357043T1 (de) Verfahren zum kodieren und dekodieren von der breite einer schallquelle in einer audioszene
ATE393951T1 (de) Stereokompatible mehrkanal-audiokodierung
ES2907377T3 (es) Aparato, procedimiento y programa informático para la codificación, la decodificación, el procesamiento de escenas y otros procedimientos relacionados con la codificación de audio espacial basada en DirAC
ES2772851T3 (es) Mezcla de matriz basada en multipletes para audio de múltiples canales de alta cantidad de canales
TWI590234B (zh) 編碼聲訊資料之方法和裝置，以及解碼已編碼聲訊資料之方法和裝置
CN102257562B (zh) 用空间线索参数对多通道音频信号应用混响的方法和装置
EP3123747B1 (de) Vorrichtung und verfahren zur audiowiedergabe unter verwendung einer definition der geometrischen entfernung
TWI651973B (zh) 以保真立體音響格式所編碼聲訊訊號為ｌ揚聲器在已知位置之解碼方法和裝置以及電腦可讀式儲存媒體
CA2621664A1 (en) Method and apparatus for decoding an audio signal
MX2009007412A (es) Decodificador de audio.
ATE377339T1 (de) Audio-kodierung
ATE557386T1 (de) Raumsynthese mehrkanaliger tonsignale
RU2008114359A (ru) Аудиокодирование
ATE339759T1 (de) Audiocodierung
ES2405311T3 (es) Aparato para restaurar una señal de audio multicanal usando un decodificador de MPEG surround
ATE472905T1 (de) Ableitung von mittelkanalton
TW200641795A (en) Parametric coding of spatial audio with cues based on transmitted channels
JP2011059711A (ja) オーディオエンコード及びデコード
ATE352970T1 (de) Verfahren zur beschreibung der zusammensetzung eines audiosignals
TW200611242A (en) Coding reverberant sound signals
EP4365894A3 (de) Mehrkanalsignalcodierungsverfahren, mehrkanalsignaldecodierungsverfahren, codierer und decodierer
TW200721112A (en) Method and apparatus for decoding an audio signal
CN102844808A (zh) 用于编码多通道音频信号的参数编码器
CN104969571B (zh) 用于渲染立体声信号的方法
EA201790753A1 (ru) Параметрическое микширование звуковых сигналов

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties