CN100557600C - 用于处理声场表现的方法和系统 - Google Patents

用于处理声场表现的方法和系统 Download PDF

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Publication number
CN100557600C
CN100557600C CNB038245531A CN03824553A CN100557600C CN 100557600 C CN100557600 C CN 100557600C CN B038245531 A CNB038245531 A CN B038245531A CN 03824553 A CN03824553 A CN 03824553A CN 100557600 C CN100557600 C CN 100557600C
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prime
processing
distortion
coefficients
representation
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CN1723453A (zh
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雷米·布鲁诺
阿诺德·拉伯利埃
塞巴斯蒂安·蒙托亚
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Trinnov Audio
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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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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • Algebra (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Databases & Information Systems (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Stereophonic System (AREA)
  • Electrophonic Musical Instruments (AREA)
CNB038245531A 2002-09-23 2003-09-22 用于处理声场表现的方法和系统 Expired - Lifetime CN100557600C (zh)

Applications Claiming Priority (2)

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

Publications (2)

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CN1723453A CN1723453A (zh) 2006-01-18
CN100557600C true CN100557600C (zh) 2009-11-04

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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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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
KR101282673B1 (ko) 2011-12-09 2013-07-05 현대자동차주식회사 음원 위치 추정 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
EP2875511B1 (en) 2012-07-19 2018-02-21 Dolby International AB Audio coding for improving the rendering of multi-channel audio signals
KR20140036731A (ko) * 2012-09-18 2014-03-26 한국전자통신연구원 응용 프로그램 개발 방법 및 시스템
EP2782094A1 (en) 2013-03-22 2014-09-24 Thomson Licensing Method and apparatus for enhancing directivity of a 1st order Ambisonics signal
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
US9883312B2 (en) 2013-05-29 2018-01-30 Qualcomm Incorporated Transformed higher order ambisonics audio data
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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New windows family based on modified Legendrepolynomials. JASKULA，MAREK.19TH IEEE INSTRUMENTATION AND MEASUREMENT TECHNOLOGY CONFERENCE，第1卷. 2002 *

Also Published As

Publication number Publication date
AU2003276362B2 (en) 2010-04-01
CA2499658A1 (fr) 2004-04-01
FR2844894B1 (fr) 2004-12-17
CA2499658C (fr) 2012-04-17
FR2844894A1 (fr) 2004-03-26
EP1546916B1 (fr) 2020-04-15
EP1546916A2 (fr) 2005-06-29
JP2006500809A (ja) 2006-01-05
WO2004027642A3 (fr) 2004-08-05
WO2004027642A2 (fr) 2004-04-01
JP4624790B2 (ja) 2011-02-02
AU2003276362A1 (en) 2004-04-08
CN1723453A (zh) 2006-01-18
US20060126852A1 (en) 2006-06-15
KR101021895B1 (ko) 2011-03-18
US8014532B2 (en) 2011-09-06
KR20050074451A (ko) 2005-07-18

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