DE69933659D1 - Verfahren und system zur räumlichen kodierung mit niedriger bitrate - Google Patents

Verfahren und system zur räumlichen kodierung mit niedriger bitrate

Info

Publication number
DE69933659D1
DE69933659D1 DE69933659T DE69933659T DE69933659D1 DE 69933659 D1 DE69933659 D1 DE 69933659D1 DE 69933659 T DE69933659 T DE 69933659T DE 69933659 T DE69933659 T DE 69933659T DE 69933659 D1 DE69933659 D1 DE 69933659D1
Authority
DE
Germany
Prior art keywords
audio
soundfield
subbands
instant
steering control
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.)
Expired - Fee Related
Application number
DE69933659T
Other languages
English (en)
Other versions
DE69933659T2 (de
Inventor
Ray Milton Dolby
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.)
Dolby Laboratories Licensing Corp
Original Assignee
Dolby Laboratories Licensing 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 Dolby Laboratories Licensing Corp filed Critical Dolby Laboratories Licensing Corp
Publication of DE69933659D1 publication Critical patent/DE69933659D1/de
Application granted granted Critical
Publication of DE69933659T2 publication Critical patent/DE69933659T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels
    • 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
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
    • H04B1/667—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission using a division in frequency subbands
    • 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)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Mathematical Physics (AREA)
  • Human Computer Interaction (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Error Detection And Correction (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Communication Control (AREA)
DE69933659T 1998-04-07 1999-04-05 Verfahren und system zur räumlichen kodierung mit niedriger bitrate Expired - Fee Related DE69933659T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/056,503 US6016473A (en) 1998-04-07 1998-04-07 Low bit-rate spatial coding method and system
US56503 1998-04-07
PCT/US1999/007456 WO1999052326A1 (en) 1998-04-07 1999-04-05 Low bit-rate spatial coding method and system

Publications (2)

Publication Number Publication Date
DE69933659D1 true DE69933659D1 (de) 2006-11-30
DE69933659T2 DE69933659T2 (de) 2007-08-23

Family

ID=22004835

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69933659T Expired - Fee Related DE69933659T2 (de) 1998-04-07 1999-04-05 Verfahren und system zur räumlichen kodierung mit niedriger bitrate

Country Status (14)

Country Link
US (1) US6016473A (de)
EP (2) EP1070438B1 (de)
JP (1) JP2002511683A (de)
KR (1) KR100828952B1 (de)
CN (1) CN1142705C (de)
AT (1) ATE343311T1 (de)
AU (1) AU749062B2 (de)
CA (1) CA2327281C (de)
DE (1) DE69933659T2 (de)
DK (1) DK1070438T3 (de)
ES (1) ES2272062T3 (de)
HK (1) HK1036728A1 (de)
TW (1) TW439051B (de)
WO (1) WO1999052326A1 (de)

Families Citing this family (58)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6323909B1 (en) * 1998-10-28 2001-11-27 Hughes Electronics Corporation Method and apparatus for transmitting high definition television programming using a digital satellite system transport and MPEG-2 packetized elementary streams (PES)
US6687663B1 (en) * 1999-06-25 2004-02-03 Lake Technology Limited Audio processing method and apparatus
WO2001049072A2 (en) * 1999-12-27 2001-07-05 Martin Pineau Method and apparatus for producing spatially distributed sound into a set of headphones
US6725110B2 (en) * 2000-05-26 2004-04-20 Yamaha Corporation Digital audio decoder
US6647149B2 (en) 2001-01-03 2003-11-11 Electronics For Imaging, Inc. Methods and apparatus for securely transmitting and processing digital image data
US7583805B2 (en) * 2004-02-12 2009-09-01 Agere Systems Inc. Late reverberation-based synthesis of auditory scenes
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
US20030035553A1 (en) * 2001-08-10 2003-02-20 Frank Baumgarte Backwards-compatible perceptual coding of spatial cues
US7644003B2 (en) * 2001-05-04 2010-01-05 Agere Systems Inc. Cue-based audio coding/decoding
JP2003061198A (ja) * 2001-08-10 2003-02-28 Pioneer Electronic Corp オーディオ再生装置
JP4016681B2 (ja) * 2002-03-18 2007-12-05 ヤマハ株式会社 効果付与装置
BR0304540A (pt) * 2002-04-22 2004-07-20 Koninkl Philips Electronics Nv Métodos para codificar um sinal de áudio, e para decodificar um sinal de áudio codificado, codificador para codificar um sinal de áudio, aparelho para fornecer um sinal de áudio, sinal de áudio codificado, meio de armazenagem, e, decodificador para decodificar um sinal de áudio codificado
US7443987B2 (en) * 2002-05-03 2008-10-28 Harman International Industries, Incorporated Discrete surround audio system for home and automotive listening
US20030233230A1 (en) * 2002-06-12 2003-12-18 Lucent Technologies Inc. System and method for representing and resolving ambiguity in spoken dialogue systems
AU2003269551A1 (en) 2002-10-15 2004-05-04 Electronics And Telecommunications Research Institute Method for generating and consuming 3d audio scene with extended spatiality of sound source
EP2665294A2 (de) 2003-03-04 2013-11-20 Core Wireless Licensing S.a.r.l. Träger einer Mehrkanal-Audioerweiterung
WO2004098105A1 (en) * 2003-04-30 2004-11-11 Nokia Corporation Support of a multichannel audio extension
KR100556365B1 (ko) * 2003-07-07 2006-03-03 엘지전자 주식회사 음성 인식장치 및 방법
JP4966013B2 (ja) * 2003-10-30 2012-07-04 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ オーディオ信号のエンコードまたはデコード
US7805313B2 (en) * 2004-03-04 2010-09-28 Agere Systems Inc. Frequency-based coding of channels in parametric multi-channel coding systems
JP3815482B2 (ja) * 2004-03-09 2006-08-30 セイコーエプソン株式会社 データ転送制御装置及び電子機器
SE0400997D0 (sv) * 2004-04-16 2004-04-16 Cooding Technologies Sweden Ab Efficient coding of multi-channel audio
WO2006000842A1 (en) 2004-05-28 2006-01-05 Nokia Corporation Multichannel audio extension
KR100663729B1 (ko) 2004-07-09 2007-01-02 한국전자통신연구원 가상 음원 위치 정보를 이용한 멀티채널 오디오 신호부호화 및 복호화 방법 및 장치
WO2006006809A1 (en) 2004-07-09 2006-01-19 Electronics And Telecommunications Research Institute Method and apparatus for encoding and cecoding multi-channel audio signal using virtual source location information
US7720230B2 (en) * 2004-10-20 2010-05-18 Agere Systems, Inc. Individual channel shaping for BCC schemes and the like
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
DE602005017302D1 (de) 2004-11-30 2009-12-03 Agere Systems Inc Synchronisierung von parametrischer raumtonkodierung mit extern bereitgestelltem downmix
US7787631B2 (en) * 2004-11-30 2010-08-31 Agere Systems Inc. Parametric coding of spatial audio with cues based on transmitted channels
EP1817767B1 (de) * 2004-11-30 2015-11-11 Agere Systems Inc. Parametrische raumtonkodierung mit objektbasierten nebeninformationen
US7903824B2 (en) * 2005-01-10 2011-03-08 Agere Systems Inc. Compact side information for parametric coding of spatial audio
KR100755471B1 (ko) * 2005-07-19 2007-09-05 한국전자통신연구원 가상음원위치정보에 기반한 채널간 크기 차이 양자화 및역양자화 방법
WO2007011157A1 (en) * 2005-07-19 2007-01-25 Electronics And Telecommunications Research Institute Virtual source location information based channel level difference quantization and dequantization method
KR100891686B1 (ko) 2005-08-30 2009-04-03 엘지전자 주식회사 오디오 신호의 인코딩 및 디코딩 장치, 및 방법
EP1938311B1 (de) * 2005-08-30 2018-05-02 LG Electronics Inc. Vorrichtung zum dekodieren von audiosignalen und verfahren dafür
US7742913B2 (en) 2005-10-24 2010-06-22 Lg Electronics Inc. Removing time delays in signal paths
US9426596B2 (en) 2006-02-03 2016-08-23 Electronics And Telecommunications Research Institute Method and apparatus for control of randering multiobject or multichannel audio signal using spatial cue
FR2898725A1 (fr) * 2006-03-15 2007-09-21 France Telecom Dispositif et procede de codage gradue d'un signal audio multi-canal selon une analyse en composante principale
JP5166292B2 (ja) * 2006-03-15 2013-03-21 フランス・テレコム 主成分分析によりマルチチャネルオーディオ信号を符号化するための装置および方法
MX2009003570A (es) * 2006-10-16 2009-05-28 Dolby Sweden Ab Codificacion mejorada y representacion de parametros para codificacion de objetos de mezcla descendente de multicanal.
WO2008046530A2 (en) 2006-10-16 2008-04-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for multi -channel parameter transformation
US8705748B2 (en) * 2007-05-04 2014-04-22 Creative Technology Ltd Method for spatially processing multichannel signals, processing module, and virtual surround-sound systems
US8140331B2 (en) * 2007-07-06 2012-03-20 Xia Lou Feature extraction for identification and classification of audio signals
KR101403340B1 (ko) * 2007-08-02 2014-06-09 삼성전자주식회사 변환 부호화 방법 및 장치
EP2082396A1 (de) * 2007-10-17 2009-07-29 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audiokodierung mit downmix
WO2009067741A1 (en) * 2007-11-27 2009-06-04 Acouity Pty Ltd Bandwidth compression of parametric soundfield representations for transmission and storage
PT2146344T (pt) 2008-07-17 2016-10-13 Fraunhofer Ges Forschung Esquema de codificação/descodificação de áudio com uma derivação comutável
WO2011044153A1 (en) 2009-10-09 2011-04-14 Dolby Laboratories Licensing Corporation Automatic generation of metadata for audio dominance effects
US9578419B1 (en) * 2010-09-01 2017-02-21 Jonathan S. Abel Method and apparatus for estimating spatial content of soundfield at desired location
US9445174B2 (en) * 2012-06-14 2016-09-13 Nokia Technologies Oy Audio capture apparatus
WO2015062649A1 (en) * 2013-10-30 2015-05-07 Huawei Technologies Co., Ltd. Method and mobile device for processing an audio signal
DE102013223201B3 (de) 2013-11-14 2015-05-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren und Vorrichtung zum Komprimieren und Dekomprimieren von Schallfelddaten eines Gebietes
ES2779603T3 (es) * 2015-11-17 2020-08-18 Dolby Laboratories Licensing Corp Sistema y método de salida binaural paramétrico
CA3005113C (en) * 2015-11-17 2020-07-21 Dolby Laboratories Licensing Corporation Headtracking for parametric binaural output system and method
KR20240028560A (ko) 2016-01-27 2024-03-05 돌비 레버러토리즈 라이쎈싱 코오포레이션 음향 환경 시뮬레이션
GB2574873A (en) * 2018-06-21 2019-12-25 Nokia Technologies Oy Determination of spatial audio parameter encoding and associated decoding
USD982375S1 (en) 2019-06-06 2023-04-04 Sharkninja Operating Llc Food preparation device

Family Cites Families (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US30278A (en) * 1860-10-02 graham
US29490A (en) * 1860-08-07 hutchinson
US871992A (en) * 1906-11-01 1907-11-26 Glazier Stove Company Hydrocarbon-burner.
US1124580A (en) * 1911-07-03 1915-01-12 Edward H Amet Method of and means for localizing sound reproduction.
US1850130A (en) * 1928-10-31 1932-03-22 American Telephone & Telegraph Talking moving picture system
US1793772A (en) * 1929-02-26 1931-02-24 Thomas L Talley Apparatus and method for localization of sound on screens
US2361490A (en) * 1941-12-29 1944-10-31 Rca Corp Sound reproducing system
BE529308A (de) * 1953-10-08
US3067287A (en) * 1957-06-19 1962-12-04 Percival William Spencer Stereophonic sound transmission systems
US3067292A (en) * 1958-02-03 1962-12-04 Jerry B Minter Stereophonic sound transmission and reproduction
DE1130899B (de) * 1958-12-12 1962-06-07 Siemens Ag Verfahren und Anordnung zum Aufzeichnen und Abtasten von Magnetogrammen
US3272906A (en) * 1960-10-25 1966-09-13 Zenith Radio Corp Audio reproduction system
US3845572A (en) * 1972-08-02 1974-11-05 Singer Co Modular vehicle trainer sound system having a plurality of separately controllable sound generators and a polyphonic speaker array
JPS5235282B2 (de) * 1972-09-09 1977-09-08
JPS5317283B2 (de) * 1973-03-07 1978-06-07
US3848092A (en) * 1973-07-02 1974-11-12 R Shamma System for electronic modification of sound
JPS5248001B2 (de) * 1973-08-20 1977-12-07
DE2354286A1 (de) * 1973-10-30 1975-05-07 Plank Kg Ernst Projektor
US3973839A (en) * 1974-12-30 1976-08-10 Mca Systems, Inc. Special effects generation and control system for motion pictures
US4236039A (en) * 1976-07-19 1980-11-25 National Research Development Corporation Signal matrixing for directional reproduction of sound
US4256389A (en) * 1978-09-27 1981-03-17 Paramount Sound Systems Corporation Method and system of controlling sound and effects devices by a film strip
US4251688A (en) * 1979-01-15 1981-02-17 Ana Maria Furner Audio-digital processing system for demultiplexing stereophonic/quadriphonic input audio signals into 4-to-72 output audio signals
US4455649A (en) * 1982-01-15 1984-06-19 International Business Machines Corporation Method and apparatus for efficient statistical multiplexing of voice and data signals
DE3233882A1 (de) * 1982-09-13 1984-03-15 Robert Bosch Gmbh, 7000 Stuttgart System zur fernsehmaessigen uebertragung
CA1253255A (en) * 1983-05-16 1989-04-25 Nec Corporation System for simultaneously coding and decoding a plurality of signals
BG60225B2 (bg) * 1988-09-02 1993-12-30 Qsound Ltd. Метод и устройство за формиране на звукови изображения
NL8901032A (nl) * 1988-11-10 1990-06-01 Philips Nv Coder om extra informatie op te nemen in een digitaal audiosignaal met een tevoren bepaald formaat, een decoder om deze extra informatie uit dit digitale signaal af te leiden, een inrichting voor het opnemen van een digitaal signaal op een registratiedrager, voorzien van de coder, en een registratiedrager verkregen met deze inrichting.
US5109417A (en) * 1989-01-27 1992-04-28 Dolby Laboratories Licensing Corporation Low bit rate transform coder, decoder, and encoder/decoder for high-quality audio
JP2821713B2 (ja) * 1989-01-27 1998-11-05 ドルビー・ラボラトリーズ・ライセンシング・コーポレーション 高品質オーディオ用低ビット伝送速度変換コーダ、デコーダ、及びエンコーダ・デコーダ
NL9000338A (nl) * 1989-06-02 1991-01-02 Koninkl Philips Electronics Nv Digitaal transmissiesysteem, zender en ontvanger te gebruiken in het transmissiesysteem en registratiedrager verkregen met de zender in de vorm van een optekeninrichting.
GB8913758D0 (en) * 1989-06-15 1989-08-02 British Telecomm Polyphonic coding
ES2087522T3 (es) * 1991-01-08 1996-07-16 Dolby Lab Licensing Corp Descodificacion/codificacion para campos sonoros multidimensionales.
US5632005A (en) * 1991-01-08 1997-05-20 Ray Milton Dolby Encoder/decoder for multidimensional sound fields
NL9100173A (nl) * 1991-02-01 1992-09-01 Philips Nv Subbandkodeerinrichting, en een zender voorzien van de kodeerinrichting.
DE4209544A1 (de) * 1992-03-24 1993-09-30 Inst Rundfunktechnik Gmbh Verfahren zum Übertragen oder Speichern digitalisierter, mehrkanaliger Tonsignale
US6052470A (en) * 1996-09-04 2000-04-18 Victor Company Of Japan, Ltd. System for processing audio surround signal

Also Published As

Publication number Publication date
AU3382999A (en) 1999-10-25
CA2327281A1 (en) 1999-10-14
EP1070438B1 (de) 2006-10-18
CN1142705C (zh) 2004-03-17
CN1295778A (zh) 2001-05-16
KR100828952B1 (ko) 2008-05-13
JP2002511683A (ja) 2002-04-16
HK1036728A1 (en) 2002-01-11
ATE343311T1 (de) 2006-11-15
DK1070438T3 (da) 2007-02-12
EP1677576A2 (de) 2006-07-05
DE69933659T2 (de) 2007-08-23
TW439051B (en) 2001-06-07
AU749062B2 (en) 2002-06-20
CA2327281C (en) 2008-02-05
WO1999052326A1 (en) 1999-10-14
EP1677576A3 (de) 2007-06-27
US6016473A (en) 2000-01-18
EP1070438A1 (de) 2001-01-24
ES2272062T3 (es) 2007-04-16
KR20010042497A (ko) 2001-05-25

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