ATE482451T1 - Verfahren und vorrichtung zum codieren und decodieren eines mehrkanaligen audiosignals unter verwendung von virtuelle-quelle-ortsinformationen - Google Patents

Verfahren und vorrichtung zum codieren und decodieren eines mehrkanaligen audiosignals unter verwendung von virtuelle-quelle-ortsinformationen

Info

Publication number
ATE482451T1
ATE482451T1 AT05774399T AT05774399T ATE482451T1 AT E482451 T1 ATE482451 T1 AT E482451T1 AT 05774399 T AT05774399 T AT 05774399T AT 05774399 T AT05774399 T AT 05774399T AT E482451 T1 ATE482451 T1 AT E482451T1
Authority
AT
Austria
Prior art keywords
audio signal
location information
channel audio
source location
encoding
Prior art date
Application number
AT05774399T
Other languages
English (en)
Inventor
Jeong Il Seo
Han Gil Moon
Seung Kwon Beack
Kyeong Ok Kang
In Seon Jang
Koeng Mo Sung
Min Soo Hahn
Jin Woo Hong
Original Assignee
Korea Electronics Telecomm
Seoul Nat Univ Ind Foundation
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 Korea Electronics Telecomm, Seoul Nat Univ Ind Foundation filed Critical Korea Electronics Telecomm
Priority claimed from PCT/KR2005/002213 external-priority patent/WO2006006809A1/en
Application granted granted Critical
Publication of ATE482451T1 publication Critical patent/ATE482451T1/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
    • 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 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (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)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
AT05774399T 2004-07-09 2005-07-08 Verfahren und vorrichtung zum codieren und decodieren eines mehrkanaligen audiosignals unter verwendung von virtuelle-quelle-ortsinformationen ATE482451T1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR20040053665 2004-07-09
KR20040081303 2004-10-12
KR1020050061425A KR100663729B1 (ko) 2004-07-09 2005-07-07 가상 음원 위치 정보를 이용한 멀티채널 오디오 신호부호화 및 복호화 방법 및 장치
PCT/KR2005/002213 WO2006006809A1 (en) 2004-07-09 2005-07-08 Method and apparatus for encoding and cecoding multi-channel audio signal using virtual source location information

Publications (1)

Publication Number Publication Date
ATE482451T1 true ATE482451T1 (de) 2010-10-15

Family

ID=37149973

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05774399T ATE482451T1 (de) 2004-07-09 2005-07-08 Verfahren und vorrichtung zum codieren und decodieren eines mehrkanaligen audiosignals unter verwendung von virtuelle-quelle-ortsinformationen

Country Status (5)

Country Link
US (1) US7783495B2 (de)
KR (1) KR100663729B1 (de)
CN (1) CN101002261B (de)
AT (1) ATE482451T1 (de)
DE (1) DE602005023738D1 (de)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7394903B2 (en) * 2004-01-20 2008-07-01 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Apparatus and method for constructing a multi-channel output signal or for generating a downmix signal
WO2007027055A1 (en) * 2005-08-30 2007-03-08 Lg Electronics Inc. A method for decoding an audio signal
KR100803212B1 (ko) 2006-01-11 2008-02-14 삼성전자주식회사 스케일러블 채널 복호화 방법 및 장치
KR101218776B1 (ko) 2006-01-11 2013-01-18 삼성전자주식회사 다운믹스된 신호로부터 멀티채널 신호 생성방법 및 그 기록매체
KR100773560B1 (ko) 2006-03-06 2007-11-05 삼성전자주식회사 스테레오 신호 생성 방법 및 장치
EP1853092B1 (de) 2006-05-04 2011-10-05 LG Electronics, Inc. Verbesserung von Stereo-Audiosignalen mittels Neuabmischung
US7876904B2 (en) * 2006-07-08 2011-01-25 Nokia Corporation Dynamic decoding of binaural audio signals
KR100763920B1 (ko) * 2006-08-09 2007-10-05 삼성전자주식회사 멀티채널 신호를 모노 또는 스테레오 신호로 압축한 입력신호를 2채널의 바이노럴 신호로 복호화하는 방법 및 장치
KR100829560B1 (ko) * 2006-08-09 2008-05-14 삼성전자주식회사 멀티채널 오디오 신호의 부호화/복호화 방법 및 장치,멀티채널이 다운믹스된 신호를 2 채널로 출력하는 복호화방법 및 장치
CA2645908C (en) 2006-09-29 2013-11-26 Lg Electronics Inc. Methods and apparatuses for encoding and decoding object-based audio signals
CN101529898B (zh) 2006-10-12 2014-09-17 Lg电子株式会社 用于处理混合信号的装置及其方法
JP4838361B2 (ja) 2006-11-15 2011-12-14 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その装置
KR100891671B1 (ko) * 2006-12-01 2009-04-03 엘지전자 주식회사 믹스신호 제어 방법 및 장치
EP2102855A4 (de) 2006-12-07 2010-07-28 Lg Electronics Inc Verfahren und vorrichtung zum decodieren eines audiosignals
CN101553867B (zh) 2006-12-07 2013-04-17 Lg电子株式会社 用于处理音频信号的方法和装置
JP2010518452A (ja) * 2007-02-13 2010-05-27 エルジー エレクトロニクス インコーポレイティド オーディオ信号の処理方法及び装置
EP3712888B1 (de) * 2007-03-30 2024-05-08 Electronics and Telecommunications Research Institute Verfahren und vorrichtungen zur codierung und decodierung von multiobjektaudiosignal mit multikanal
KR101061128B1 (ko) 2008-04-16 2011-08-31 엘지전자 주식회사 오디오 신호 처리 방법 및 이의 장치
EP2111062B1 (de) 2008-04-16 2014-11-12 LG Electronics Inc. Verfahren und Vorrichtung zur Verarbeitung eines Audiosignals
CN102007532B (zh) 2008-04-16 2013-06-19 Lg电子株式会社 用于处理音频信号的方法和装置
KR101614160B1 (ko) * 2008-07-16 2016-04-20 한국전자통신연구원 포스트 다운믹스 신호를 지원하는 다객체 오디오 부호화 장치 및 복호화 장치
EP2650877B1 (de) * 2008-10-06 2016-04-06 Telefonaktiebolaget LM Ericsson (publ) Verfahren und Vorrichtung zur Ablieferung von Ausgerichtetem Mehrkanal-Audio
EP2214161A1 (de) * 2009-01-28 2010-08-04 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung, Verfahren und Computerprogramm zur Aufwärtsmischung eines Downmix-Tonsignals
PL2489038T3 (pl) * 2009-11-20 2016-07-29 Fraunhofer Ges Forschung Urządzenie do dostarczania reprezentacji sygnału upmixu na bazie reprezentacji sygnału downmixu, urządzenie do dostarczania strumienia bitów reprezentującego wielokanałowy sygnał audio, sposoby, programy komputerowe i strumień bitów reprezentujący wielokanałowy sygnał audio z zastosowaniem parametru kombinacji liniowej
CN102157151B (zh) 2010-02-11 2012-10-03 华为技术有限公司 一种多声道信号编码方法、解码方法、装置和系统
US8762158B2 (en) * 2010-08-06 2014-06-24 Samsung Electronics Co., Ltd. Decoding method and decoding apparatus therefor
KR101963440B1 (ko) 2012-06-08 2019-03-29 삼성전자주식회사 복수의 뉴런 회로들을 이용하여 음원의 방향을 추정하는 뉴로모픽 신호 처리 장치 및 그 장치를 이용한 방법
US9190065B2 (en) * 2012-07-15 2015-11-17 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for three-dimensional audio coding using basis function coefficients
US9336791B2 (en) * 2013-01-24 2016-05-10 Google Inc. Rearrangement and rate allocation for compressing multichannel audio
JP6515802B2 (ja) * 2013-04-26 2019-05-22 ソニー株式会社 音声処理装置および方法、並びにプログラム
KR101509649B1 (ko) * 2014-02-27 2015-04-07 전자부품연구원 대역별 정확도에 따른 가중 평균을 이용한 음원 위치 검출 방법 및 장치
CN105657633A (zh) 2014-09-04 2016-06-08 杜比实验室特许公司 生成针对音频对象的元数据
BR112018007276A2 (pt) 2016-03-15 2018-10-30 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V. aparelho, método ou programa de computador para gerar uma descrição de campo de som
KR101695432B1 (ko) * 2016-08-10 2017-01-23 (주)넥스챌 무대 공연을 위한 방위각 생성 및 방위각 음상 정보 전달 장치 및 그 방법
US12610207B2 (en) 2021-11-26 2026-04-21 Electronics And Telecommunications Research Institute Acoustic signal processing device for spatially extended sound source and method

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6128597A (en) 1996-05-03 2000-10-03 Lsi Logic Corporation Audio decoder with a reconfigurable downmixing/windowing pipeline and method therefor
US5946352A (en) 1997-05-02 1999-08-31 Texas Instruments Incorporated Method and apparatus for downmixing decoded data streams in the frequency domain prior to conversion to the time domain
US6016473A (en) 1998-04-07 2000-01-18 Dolby; Ray M. Low bit-rate spatial coding method and system
US7660424B2 (en) * 2001-02-07 2010-02-09 Dolby Laboratories Licensing Corporation Audio channel spatial translation
US20030035553A1 (en) 2001-08-10 2003-02-20 Frank Baumgarte Backwards-compatible perceptual coding of spatial cues
US7292901B2 (en) 2002-06-24 2007-11-06 Agere Systems Inc. Hybrid multi-channel/cue coding/decoding of audio signals
US7116787B2 (en) 2001-05-04 2006-10-03 Agere Systems Inc. Perceptual synthesis of auditory scenes
US20030014243A1 (en) 2001-07-09 2003-01-16 Lapicque Olivier D. System and method for virtual localization of audio signals
DE60318835T2 (de) 2002-04-22 2009-01-22 Koninklijke Philips Electronics N.V. Parametrische darstellung von raumklang
US7257231B1 (en) * 2002-06-04 2007-08-14 Creative Technology Ltd. Stream segregation for stereo signals
US20030223602A1 (en) * 2002-06-04 2003-12-04 Elbit Systems Ltd. Method and system for audio imaging
SE0400997D0 (sv) 2004-04-16 2004-04-16 Cooding Technologies Sweden Ab Efficient coding of multi-channel audio

Also Published As

Publication number Publication date
CN101002261A (zh) 2007-07-18
US7783495B2 (en) 2010-08-24
US20080167880A1 (en) 2008-07-10
KR100663729B1 (ko) 2007-01-02
CN101002261B (zh) 2012-05-23
DE602005023738D1 (de) 2010-11-04
KR20060049941A (ko) 2006-05-19

Similar Documents

Publication Publication Date Title
DE602005023738D1 (de) Verfahren und vorrichtung zum codieren und decodieren eines mehrkanaligen audiosignals unter verwendung von virtuelle-quelle-ortsinformationen
EP2111617A4 (de) Verfahren und vorrichtungen zum kodieren und dekodieren von auf objekten basierenden audiosignalen
CA2645911A1 (en) Method for encoding and decoding object-based audio signal and apparatus thereof
BR0305434A (pt) Métodos e arranjos para codificar e para decodificar um sinal de áudio multicanal, aparelhos para fornecer um sinal de áudio codificado e um sinal de áudio decodificado, sinal de áudio multicanal codificado, e, meio de armazenagem
WO2009128667A3 (ko) 오디오 시맨틱 정보를 이용한 오디오 신호의 부호화/복호화 방법 및 그 장치
DE602005011439D1 (de) Verfahren und vorrichtung zum kodieren und dekodieren von mehrkanaltonsignalen
TWI536369B (zh) 用以基於線性預測編碼之於頻域中編碼的低頻率增強技術
WO2006126844A8 (en) Method and apparatus for decoding an audio signal
TW200703240A (en) Systems, methods, and apparatus for quantization of spectral envelope representation
ATE535904T1 (de) Verbesserte transformationskodierung von sprach- und audiosignalen
JP2015527610A5 (de)
DE60204038D1 (de) Vorrichtung zum codieren bzw. decodieren eines audiosignals
WO2003065037A3 (en) Method and apparatus for measuring membrane permeability
ATE499676T1 (de) Kodierergestützte rahmenverlust- überbrückungsverfahren zur audiokodierung
RU2010112585A (ru) Способы и устройства для кодирования и декодирования объектно-базированных аудиосигналов
MX2013003803A (es) Aparato y metodo para la estimacion de nivel de cuadros de audio codificados en el dominio de un flujo de bits.
EP2133872A4 (de) Codierungseinrichtung und codierungsverfahren
ATE557552T1 (de) Verfahren, vorrichtung, kodierer, dekodierer und audiosystem
ATE478417T1 (de) Verfahren und vorrichtung zum verarbeiten codierter audiodaten
EP1821287A4 (de) Audiokodierungsvorrichtung und audiokodierungsmethode
ATE476734T1 (de) Multisensorische sprachverbesserung mittels einer sauberen vorherigen sprache
DE60112407D1 (de) Verfahren und vorrichtung zur konvertierung eines audiosignals zwischen unterschiedlichen datenkompressionsformaten
TW200746842A (en) Apparatus for processing media signal and method thereof
EP2565872A3 (de) Vorrichtung und Verfahren zur Codierung und Decodierung eines Mehrkanal-Audiosignals
EP1495465A4 (de) Verfahren zur modellierung von beträgen von sprache-oberwellen

Legal Events

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