HK1141621A1 - An apparatus for determining a converted spatial audio signal - Google Patents

An apparatus for determining a converted spatial audio signal

Info

Publication number
HK1141621A1
HK1141621A1 HK10107702.2A HK10107702A HK1141621A1 HK 1141621 A1 HK1141621 A1 HK 1141621A1 HK 10107702 A HK10107702 A HK 10107702A HK 1141621 A1 HK1141621 A1 HK 1141621A1
Authority
HK
Hong Kong
Prior art keywords
audio signal
input
spatial audio
determining
arrival
Prior art date
Application number
HK10107702.2A
Other languages
English (en)
Inventor
Galdo Giovanni Del
Fabian Kuech
Markus Kallinger
Ville Pulkki
Mikko-Ville Laitinen
Richard Schultz-Amling
Original Assignee
Fraunhofer Ges Forschung
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 Fraunhofer Ges Forschung filed Critical Fraunhofer Ges Forschung
Publication of HK1141621A1 publication Critical patent/HK1141621A1/xx

Links

Classifications

    • 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
    • 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 
    • 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
    • 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)
  • Mathematical Physics (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • General Physics & Mathematics (AREA)
  • Algebra (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Stereophonic System (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
HK10107702.2A 2008-08-13 2010-08-12 An apparatus for determining a converted spatial audio signal HK1141621A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US8851308P 2008-08-13 2008-08-13
US9168208P 2008-08-25 2008-08-25

Publications (1)

Publication Number Publication Date
HK1141621A1 true HK1141621A1 (en) 2010-11-12

Family

ID=40568458

Family Applications (2)

Application Number Title Priority Date Filing Date
HK10107702.2A HK1141621A1 (en) 2008-08-13 2010-08-12 An apparatus for determining a converted spatial audio signal
HK11110066A HK1155846A1 (en) 2008-08-13 2011-09-23 An apparatus for determining a converted spatial audio signal

Family Applications After (1)

Application Number Title Priority Date Filing Date
HK11110066A HK1155846A1 (en) 2008-08-13 2011-09-23 An apparatus for determining a converted spatial audio signal

Country Status (14)

Country Link
US (1) US8611550B2 (pt)
EP (2) EP2154677B1 (pt)
JP (1) JP5525527B2 (pt)
KR (2) KR101476496B1 (pt)
CN (1) CN102124513B (pt)
AU (1) AU2009281367B2 (pt)
BR (1) BRPI0912451B1 (pt)
CA (1) CA2733904C (pt)
ES (2) ES2425814T3 (pt)
HK (2) HK1141621A1 (pt)
MX (1) MX2011001657A (pt)
PL (2) PL2154677T3 (pt)
RU (1) RU2499301C2 (pt)
WO (1) WO2010017978A1 (pt)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8249283B2 (en) * 2006-01-19 2012-08-21 Nippon Hoso Kyokai Three-dimensional acoustic panning device
WO2011117399A1 (en) 2010-03-26 2011-09-29 Thomson Licensing Method and device for decoding an audio soundfield representation for audio playback
CA2819393C (en) 2010-12-03 2017-04-18 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Apparatus and method for spatially selective sound acquisition by acoustic triangulation
ES2643163T3 (es) 2010-12-03 2017-11-21 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Aparato y procedimiento para codificación de audio espacial basada en geometría
FR2982111B1 (fr) * 2011-10-27 2014-07-25 Cabasse Enceinte acoustique comprenant un haut-parleur coaxial a directivite controlee et variable.
EP2665208A1 (en) * 2012-05-14 2013-11-20 Thomson Licensing Method and apparatus for compressing and decompressing a Higher Order Ambisonics signal representation
JP6279569B2 (ja) 2012-07-19 2018-02-14 ドルビー・インターナショナル・アーベー マルチチャンネルオーディオ信号のレンダリングを改善する方法及び装置
WO2014157975A1 (ko) 2013-03-29 2014-10-02 삼성전자 주식회사 오디오 장치 및 이의 오디오 제공 방법
TWI530941B (zh) 2013-04-03 2016-04-21 杜比實驗室特許公司 用於基於物件音頻之互動成像的方法與系統
KR102201961B1 (ko) * 2014-03-21 2021-01-12 돌비 인터네셔널 에이비 고차 앰비소닉스(hoa) 신호를 압축하는 방법, 압축된 hoa 신호를 압축 해제하는 방법, hoa 신호를 압축하기 위한 장치, 및 압축된 hoa 신호를 압축 해제하기 위한 장치
EP2922057A1 (en) 2014-03-21 2015-09-23 Thomson Licensing Method for compressing a Higher Order Ambisonics (HOA) signal, method for decompressing a compressed HOA signal, apparatus for compressing a HOA signal, and apparatus for decompressing a compressed HOA signal
MX357405B (es) 2014-03-24 2018-07-09 Samsung Electronics Co Ltd Metodo y aparato de reproduccion de señal acustica y medio de grabacion susceptible de ser leido en computadora.
ES2833424T3 (es) 2014-05-13 2021-06-15 Fraunhofer Ges Forschung Aparato y método para panoramización de amplitud de atenuación de bordes
CN105336332A (zh) 2014-07-17 2016-02-17 杜比实验室特许公司 分解音频信号
TWI584657B (zh) * 2014-08-20 2017-05-21 國立清華大學 一種立體聲場錄音以及重建的方法
TWI567407B (zh) * 2015-09-25 2017-01-21 國立清華大學 電子裝置及電子裝置之操作方法
GB2554446A (en) 2016-09-28 2018-04-04 Nokia Technologies Oy Spatial audio signal format generation from a microphone array using adaptive capture
CN108346432B (zh) * 2017-01-25 2022-09-09 北京三星通信技术研究有限公司 虚拟现实vr音频的处理方法及相应设备
US9820073B1 (en) 2017-05-10 2017-11-14 Tls Corp. Extracting a common signal from multiple audio signals
CA3076703C (en) * 2017-10-04 2024-01-02 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus, method and computer program for encoding, decoding, scene processing and other procedures related to dirac based spatial audio coding
CN108845292B (zh) * 2018-06-15 2020-11-27 北京时代拓灵科技有限公司 一种声源定位的方法及装置
IL307898A (en) * 2018-07-02 2023-12-01 Dolby Laboratories Licensing Corp Methods and devices for encoding and/or decoding embedded audio signals
WO2020075225A1 (ja) * 2018-10-09 2020-04-16 ローランド株式会社 効果音発生方法、及び情報処理装置
CN111145793B (zh) * 2018-11-02 2022-04-26 北京微播视界科技有限公司 音频处理方法和装置
EP3915106A1 (en) * 2019-01-21 2021-12-01 FRAUNHOFER-GESELLSCHAFT zur Förderung der angewandten Forschung e.V. Apparatus and method for encoding a spatial audio representation or apparatus and method for decoding an encoded audio signal using transport metadata and related computer programs
US20200304933A1 (en) * 2019-03-19 2020-09-24 Htc Corporation Sound processing system of ambisonic format and sound processing method of ambisonic format

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2738099B1 (fr) * 1995-08-25 1997-10-24 France Telecom Procede de simulation de la qualite acoustique d'une salle et processeur audio-numerique associe
AUPO099696A0 (en) * 1996-07-12 1996-08-08 Lake Dsp Pty Limited Methods and apparatus for processing spatialised audio
JP2004507904A (ja) * 1997-09-05 2004-03-11 レキシコン ５−２−５マトリックス・エンコーダおよびデコーダ・システム
US7231054B1 (en) * 1999-09-24 2007-06-12 Creative Technology Ltd Method and apparatus for three-dimensional audio display
EP1275272B1 (en) * 2000-04-19 2012-11-21 SNK Tech Investment L.L.C. Multi-channel surround sound mastering and reproduction techniques that preserve spatial harmonics in three dimensions
JP3810004B2 (ja) * 2002-03-15 2006-08-16 日本電信電話株式会社 ステレオ音響信号処理方法、ステレオ音響信号処理装置、ステレオ音響信号処理プログラム
FR2847376B1 (fr) * 2002-11-19 2005-02-04 France Telecom Procede de traitement de donnees sonores et dispositif d'acquisition sonore mettant en oeuvre ce procede
FI118247B (fi) 2003-02-26 2007-08-31 Fraunhofer Ges Forschung Menetelmä luonnollisen tai modifioidun tilavaikutelman aikaansaamiseksi monikanavakuuntelussa
CN1771533A (zh) * 2003-05-27 2006-05-10 皇家飞利浦电子股份有限公司 音频编码
JP2005345979A (ja) * 2004-06-07 2005-12-15 Nippon Hoso Kyokai <Nhk> 残響信号付加装置
ATE378793T1 (de) * 2005-06-23 2007-11-15 Akg Acoustics Gmbh Methode zur modellierung eines mikrofons
JP2007124023A (ja) * 2005-10-25 2007-05-17 Sony Corp 音場再現方法、音声信号処理方法、音声信号処理装置
US20080004729A1 (en) * 2006-06-30 2008-01-03 Nokia Corporation Direct encoding into a directional audio coding format
EP2070390B1 (en) * 2006-09-25 2011-01-12 Dolby Laboratories Licensing Corporation Improved spatial resolution of the sound field for multi-channel audio playback systems by deriving signals with high order angular terms
US20080232601A1 (en) 2007-03-21 2008-09-25 Ville Pulkki Method and apparatus for enhancement of audio reconstruction
US20090045275A1 (en) * 2007-08-14 2009-02-19 Beverly Ann Lambert Waste Chopper Kit

Also Published As

Publication number Publication date
ES2425814T3 (es) 2013-10-17
CN102124513A (zh) 2011-07-13
CN102124513B (zh) 2014-04-09
KR101476496B1 (ko) 2014-12-26
JP5525527B2 (ja) 2014-06-18
RU2011106584A (ru) 2012-08-27
EP2311026A1 (en) 2011-04-20
EP2154677A1 (en) 2010-02-17
CA2733904A1 (en) 2010-02-18
KR20110052702A (ko) 2011-05-18
WO2010017978A1 (en) 2010-02-18
US8611550B2 (en) 2013-12-17
BRPI0912451B1 (pt) 2020-11-24
US20110222694A1 (en) 2011-09-15
EP2311026B1 (en) 2014-07-30
MX2011001657A (es) 2011-06-20
PL2311026T3 (pl) 2015-01-30
ES2523793T3 (es) 2014-12-01
PL2154677T3 (pl) 2013-12-31
AU2009281367B2 (en) 2013-04-11
JP2011530915A (ja) 2011-12-22
EP2154677B1 (en) 2013-07-03
AU2009281367A1 (en) 2010-02-18
RU2499301C2 (ru) 2013-11-20
CA2733904C (en) 2014-09-02
HK1155846A1 (en) 2012-05-25
KR20130089277A (ko) 2013-08-09
BRPI0912451A2 (pt) 2019-01-02

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