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

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AR084090A1 (es) * 2010-12-03 2013-04-17 Fraunhofer Ges Forschung Metodo y aparato para adquisicion espacialmente selectiva del sonido mediante triangulacion acustica
TWI489450B (zh) 2010-12-03 2015-06-21 Fraunhofer Ges Forschung 用以產生音訊輸出信號或資料串流之裝置及方法、和相關聯之系統、電腦可讀媒體與電腦程式
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
CN104471641B (zh) 2012-07-19 2017-09-12 杜比国际公司 用于改善对多声道音频信号的呈现的方法和设备
AU2014244722C1 (en) 2013-03-29 2017-03-02 Samsung Electronics Co., Ltd. Audio apparatus and audio providing method thereof
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
CN109410961B (zh) * 2014-03-21 2023-08-25 杜比国际公司 用于对压缩的hoa信号进行解码的方法、装置和存储介质
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
AU2015234454B2 (en) 2014-03-24 2017-11-02 Samsung Electronics Co., Ltd. Method and apparatus for rendering acoustic signal, and computer-readable recording medium
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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
CA3219540A1 (en) * 2017-10-04 2019-04-11 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
IL276619B2 (en) * 2018-07-02 2024-03-01 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
AU2020210549B2 (en) * 2019-01-21 2023-03-16 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
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Also Published As

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

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