KR101021895B1 - 음향 필드 표현을 처리하기 위한 방법 및 시스템 - Google Patents

음향 필드 표현을 처리하기 위한 방법 및 시스템 Download PDF

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Publication number
KR101021895B1
KR101021895B1 KR1020057004973A KR20057004973A KR101021895B1 KR 101021895 B1 KR101021895 B1 KR 101021895B1 KR 1020057004973 A KR1020057004973 A KR 1020057004973A KR 20057004973 A KR20057004973 A KR 20057004973A KR 101021895 B1 KR101021895 B1 KR 101021895B1
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processing
coefficients
processing operation
acoustic field
representation
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KR20050074451A (ko
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레미 브뤼노
아르노 라보리
세바스티앙 몽트와야
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트리노브 오디오
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • H04S1/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • G06F17/14—Fourier, Walsh or analogous domain transformations, e.g. Laplace, Hilbert, Karhunen-Loeve, transforms
    • 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

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Computational Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Theoretical Computer Science (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Algebra (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Stereophonic System (AREA)
  • Electrophonic Musical Instruments (AREA)
KR1020057004973A 2002-09-23 2003-09-22 음향 필드 표현을 처리하기 위한 방법 및 시스템 Expired - Lifetime KR101021895B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR02/11739 2002-09-23
FR0211739A FR2844894B1 (fr) 2002-09-23 2002-09-23 Procede et systeme de traitement d'une representation d'un champ acoustique

Publications (2)

Publication Number Publication Date
KR20050074451A KR20050074451A (ko) 2005-07-18
KR101021895B1 true KR101021895B1 (ko) 2011-03-18

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KR1020057004973A Expired - Lifetime KR101021895B1 (ko) 2002-09-23 2003-09-22 음향 필드 표현을 처리하기 위한 방법 및 시스템

Country Status (9)

Country Link
US (1) US8014532B2 (enExample)
EP (1) EP1546916B1 (enExample)
JP (1) JP4624790B2 (enExample)
KR (1) KR101021895B1 (enExample)
CN (1) CN100557600C (enExample)
AU (1) AU2003276362B2 (enExample)
CA (1) CA2499658C (enExample)
FR (1) FR2844894B1 (enExample)
WO (1) WO2004027642A2 (enExample)

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US9319785B2 (en) 2011-12-09 2016-04-19 Hyundai Motor Company Technique for localizing sound source
US9838822B2 (en) 2013-03-22 2017-12-05 Dolby Laboratories Licensing Corporation Method and apparatus for enhancing directivity of a 1st order ambisonics signal

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FR2866974A1 (fr) * 2004-03-01 2005-09-02 France Telecom Procede de traitement sonores, en particulier en contexte ambiophonique
US8638946B1 (en) * 2004-03-16 2014-01-28 Genaudio, Inc. Method and apparatus for creating spatialized sound
GB0523946D0 (en) * 2005-11-24 2006-01-04 King S College London Audio signal processing method and system
US20080229200A1 (en) * 2007-03-16 2008-09-18 Fein Gene S Graphical Digital Audio Data Processing System
FR2947334B1 (fr) * 2009-06-26 2011-08-26 Commissariat Energie Atomique Procede et appareil de conversion d'un deplacement d'un objet magnetique en un signal directement perceptible, instrument incorporant cet appareil
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
KR102201713B1 (ko) 2012-07-19 2021-01-12 돌비 인터네셔널 에이비 다채널 오디오 신호들의 렌더링을 향상시키기 위한 방법 및 디바이스
KR20140036731A (ko) * 2012-09-18 2014-03-26 한국전자통신연구원 응용 프로그램 개발 방법 및 시스템
US9723305B2 (en) 2013-03-29 2017-08-01 Qualcomm Incorporated RTP payload format designs
US9466305B2 (en) * 2013-05-29 2016-10-11 Qualcomm Incorporated Performing positional analysis to code spherical harmonic coefficients
US9769586B2 (en) 2013-05-29 2017-09-19 Qualcomm Incorporated Performing order reduction with respect to higher order ambisonic coefficients
US9922656B2 (en) 2014-01-30 2018-03-20 Qualcomm Incorporated Transitioning of ambient higher-order ambisonic coefficients
US9489955B2 (en) 2014-01-30 2016-11-08 Qualcomm Incorporated Indicating frame parameter reusability for coding vectors
US9900722B2 (en) 2014-04-29 2018-02-20 Microsoft Technology Licensing, Llc HRTF personalization based on anthropometric features
US9852737B2 (en) 2014-05-16 2017-12-26 Qualcomm Incorporated Coding vectors decomposed from higher-order ambisonics audio signals
US10770087B2 (en) 2014-05-16 2020-09-08 Qualcomm Incorporated Selecting codebooks for coding vectors decomposed from higher-order ambisonic audio signals
US9620137B2 (en) 2014-05-16 2017-04-11 Qualcomm Incorporated Determining between scalar and vector quantization in higher order ambisonic coefficients
US9747910B2 (en) 2014-09-26 2017-08-29 Qualcomm Incorporated Switching between predictive and non-predictive quantization techniques in a higher order ambisonics (HOA) framework
US10332530B2 (en) 2017-01-27 2019-06-25 Google Llc Coding of a soundfield representation
US10028070B1 (en) 2017-03-06 2018-07-17 Microsoft Technology Licensing, Llc Systems and methods for HRTF personalization
US10278002B2 (en) * 2017-03-20 2019-04-30 Microsoft Technology Licensing, Llc Systems and methods for non-parametric processing of head geometry for HRTF personalization
US11205443B2 (en) 2018-07-27 2021-12-21 Microsoft Technology Licensing, Llc Systems, methods, and computer-readable media for improved audio feature discovery using a neural network
JP7459779B2 (ja) * 2020-12-17 2024-04-02 トヨタ自動車株式会社 音源候補抽出システムおよび音源探査方法

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KR19990013708A (ko) * 1997-07-09 1999-02-25 이데이노부유키 정보 검색 장치 및 방법과 전송 매체
KR20010006675A (ko) * 1999-02-24 2001-01-26 데니스 에이치. 얼백 샘플 데이터를 필터링하기 위한 디지털 필터링 시스템
KR20010104248A (ko) * 2000-05-11 2001-11-24 이데이 노부유끼 데이터 처리 장치, 데이터 처리 방법, 및 그에 대한 기록매체
KR100630245B1 (ko) 1998-04-03 2006-10-02 소니 가부시끼 가이샤 데이터 변환 방법 및 장치와 이를 이용한 신호 기록 재생 장치

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GB9211756D0 (en) * 1992-06-03 1992-07-15 Gerzon Michael A Stereophonic directional dispersion method
US6072878A (en) * 1997-09-24 2000-06-06 Sonic Solutions Multi-channel surround sound mastering and reproduction techniques that preserve spatial harmonics
US6239348B1 (en) * 1999-09-10 2001-05-29 Randall B. Metcalf Sound system and method for creating a sound event based on a modeled sound field
US7231054B1 (en) * 1999-09-24 2007-06-12 Creative Technology Ltd Method and apparatus for three-dimensional audio display
WO2001082650A2 (en) * 2000-04-21 2001-11-01 Keyhold Engineering, Inc. Self-calibrating surround sound system
US20030147539A1 (en) * 2002-01-11 2003-08-07 Mh Acoustics, Llc, A Delaware Corporation Audio system based on at least second-order eigenbeams
FR2836571B1 (fr) * 2002-02-28 2004-07-09 Remy Henri Denis Bruno Procede et dispositif de pilotage d'un ensemble de restitution d'un champ acoustique
AU2002953540A0 (en) * 2002-12-24 2003-01-16 The University Of Queensland Correction of non-linear gradients effects on magnetic resonance imaging

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19990013708A (ko) * 1997-07-09 1999-02-25 이데이노부유키 정보 검색 장치 및 방법과 전송 매체
KR100630245B1 (ko) 1998-04-03 2006-10-02 소니 가부시끼 가이샤 데이터 변환 방법 및 장치와 이를 이용한 신호 기록 재생 장치
KR20010006675A (ko) * 1999-02-24 2001-01-26 데니스 에이치. 얼백 샘플 데이터를 필터링하기 위한 디지털 필터링 시스템
KR20010104248A (ko) * 2000-05-11 2001-11-24 이데이 노부유끼 데이터 처리 장치, 데이터 처리 방법, 및 그에 대한 기록매체

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9319785B2 (en) 2011-12-09 2016-04-19 Hyundai Motor Company Technique for localizing sound source
US9838822B2 (en) 2013-03-22 2017-12-05 Dolby Laboratories Licensing Corporation Method and apparatus for enhancing directivity of a 1st order ambisonics signal

Also Published As

Publication number Publication date
CN100557600C (zh) 2009-11-04
FR2844894A1 (fr) 2004-03-26
AU2003276362B2 (en) 2010-04-01
KR20050074451A (ko) 2005-07-18
FR2844894B1 (fr) 2004-12-17
EP1546916A2 (fr) 2005-06-29
AU2003276362A1 (en) 2004-04-08
JP2006500809A (ja) 2006-01-05
US8014532B2 (en) 2011-09-06
EP1546916B1 (fr) 2020-04-15
WO2004027642A3 (fr) 2004-08-05
CN1723453A (zh) 2006-01-18
JP4624790B2 (ja) 2011-02-02
CA2499658A1 (fr) 2004-04-01
CA2499658C (fr) 2012-04-17
US20060126852A1 (en) 2006-06-15
WO2004027642A2 (fr) 2004-04-01

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