KR102220187B1 - 음장의 고차 앰비소닉 표현에서 상관되지 않은 음원들의 방향을 판정하는 방법 및 장치 - Google Patents

음장의 고차 앰비소닉 표현에서 상관되지 않은 음원들의 방향을 판정하는 방법 및 장치 Download PDF

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KR102220187B1
KR102220187B1 KR1020157021230A KR20157021230A KR102220187B1 KR 102220187 B1 KR102220187 B1 KR 102220187B1 KR 1020157021230 A KR1020157021230 A KR 1020157021230A KR 20157021230 A KR20157021230 A KR 20157021230A KR 102220187 B1 KR102220187 B1 KR 102220187B1
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time frame
sound sources
directions
hoa
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KR20150115779A (ko
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알렉산더 크루에게르
스벤 코르돈
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돌비 인터네셔널 에이비
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/80—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic or electromagnetic waves, or particle emission, not having a directional significance, are being received using ultrasonic, sonic or infrasonic waves
    • 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
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0272—Voice signal separating
    • 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

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Mathematical Physics (AREA)
  • Quality & Reliability (AREA)
  • Stereophonic System (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
KR1020157021230A 2013-02-08 2014-02-07 음장의 고차 앰비소닉 표현에서 상관되지 않은 음원들의 방향을 판정하는 방법 및 장치 Active KR102220187B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP13305156.5 2013-02-08
EP20130305156 EP2765791A1 (en) 2013-02-08 2013-02-08 Method and apparatus for determining directions of uncorrelated sound sources in a higher order ambisonics representation of a sound field
PCT/EP2014/052479 WO2014122287A1 (en) 2013-02-08 2014-02-07 Method and apparatus for determining directions of uncorrelated sound sources in a higher order ambisonics representation of a sound field

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KR20150115779A KR20150115779A (ko) 2015-10-14
KR102220187B1 true KR102220187B1 (ko) 2021-02-25

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US (1) US9622008B2 (https=)
EP (2) EP2765791A1 (https=)
JP (1) JP6374882B2 (https=)
KR (1) KR102220187B1 (https=)
CN (1) CN104995926B (https=)
TW (1) TWI647961B (https=)
WO (1) WO2014122287A1 (https=)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2665208A1 (en) * 2012-05-14 2013-11-20 Thomson Licensing Method and apparatus for compressing and decompressing a Higher Order Ambisonics signal representation
EP2743922A1 (en) 2012-12-12 2014-06-18 Thomson Licensing Method and apparatus for compressing and decompressing a higher order ambisonics representation for a sound field
EP2800401A1 (en) 2013-04-29 2014-11-05 Thomson Licensing Method and Apparatus for compressing and decompressing a Higher Order Ambisonics representation
US9495968B2 (en) 2013-05-29 2016-11-15 Qualcomm Incorporated Identifying sources from which higher order ambisonic audio data is generated
US9466305B2 (en) 2013-05-29 2016-10-11 Qualcomm Incorporated Performing positional analysis to code spherical harmonic coefficients
US9502045B2 (en) 2014-01-30 2016-11-22 Qualcomm Incorporated Coding independent frames of ambient higher-order ambisonic coefficients
US9922656B2 (en) 2014-01-30 2018-03-20 Qualcomm Incorporated Transitioning of ambient higher-order ambisonic coefficients
US9852737B2 (en) 2014-05-16 2017-12-26 Qualcomm Incorporated Coding vectors decomposed from higher-order ambisonics audio signals
US9620137B2 (en) 2014-05-16 2017-04-11 Qualcomm Incorporated Determining between scalar and vector quantization in higher order ambisonic coefficients
US10770087B2 (en) 2014-05-16 2020-09-08 Qualcomm Incorporated Selecting codebooks for coding vectors decomposed from higher-order ambisonic audio signals
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
EP3357259B1 (en) 2015-09-30 2020-09-23 Dolby International AB Method and apparatus for generating 3d audio content from two-channel stereo content
CN105516875B (zh) * 2015-12-02 2020-03-06 上海航空电器有限公司 用于快速测量虚拟声音产生设备空间角度分辨率的装置
GR1008860B (el) * 2015-12-29 2016-09-27 Κωνσταντινος Δημητριου Σπυροπουλος Συστημα διαχωρισμου ομιλητων απο οπτικοακουστικα δεδομενα
US10089063B2 (en) 2016-08-10 2018-10-02 Qualcomm Incorporated Multimedia device for processing spatialized audio based on movement
JP6723120B2 (ja) * 2016-09-05 2020-07-15 本田技研工業株式会社 音響処理装置および音響処理方法
CN107147975B (zh) * 2017-04-26 2019-05-14 北京大学 一种面向不规则扬声器摆放的Ambisonics匹配投影解码方法
JP7224302B2 (ja) 2017-05-09 2023-02-17 ドルビー ラボラトリーズ ライセンシング コーポレイション マルチチャネル空間的オーディオ・フォーマット入力信号の処理
US10405126B2 (en) 2017-06-30 2019-09-03 Qualcomm Incorporated Mixed-order ambisonics (MOA) audio data for computer-mediated reality systems
FR3074584A1 (fr) * 2017-12-05 2019-06-07 Orange Traitement de donnees d'une sequence video pour un zoom sur un locuteur detecte dans la sequence
CN110751956B (zh) * 2019-09-17 2022-04-26 北京时代拓灵科技有限公司 一种沉浸式音频渲染方法及系统
CN111933182B (zh) * 2020-08-07 2024-04-19 抖音视界有限公司 声源跟踪方法、装置、设备和存储介质
CN112019971B (zh) * 2020-08-21 2022-03-22 安声(重庆)电子科技有限公司 声场构建方法、装置、电子设备及计算机可读存储介质
US11743670B2 (en) 2020-12-18 2023-08-29 Qualcomm Incorporated Correlation-based rendering with multiple distributed streams accounting for an occlusion for six degree of freedom applications
CN115038027B (zh) * 2021-03-05 2023-07-07 华为技术有限公司 Hoa系数的获取方法和装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011117399A1 (en) 2010-03-26 2011-09-29 Thomson Licensing Method and device for decoding an audio soundfield representation for audio playback

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9915398D0 (en) 1999-07-02 1999-09-01 Baker Matthew J Magnetic particles
FR2801108B1 (fr) 1999-11-16 2002-03-01 Maxmat S A Analyseur chimique ou biochimique a regulation de la temperature reactionnelle
FR2839565B1 (fr) * 2002-05-07 2004-11-19 Remy Henri Denis Bruno Procede et systeme de representation d'un champ acoustique
FR2858403B1 (fr) * 2003-07-31 2005-11-18 Remy Henri Denis Bruno Systeme et procede de determination d'une representation d'un champ acoustique
EP2297557B1 (en) * 2008-07-08 2013-10-30 Brüel & Kjaer Sound & Vibration Measurement A/S Reconstructing an acoustic field
ES2690164T3 (es) * 2009-06-25 2018-11-19 Dts Licensing Limited Dispositivo y método para convertir una señal de audio espacial
EP2486561B1 (en) * 2009-10-07 2016-03-30 The University Of Sydney Reconstruction of a recorded sound field
WO2012025580A1 (en) * 2010-08-27 2012-03-01 Sonicemotion Ag Method and device for enhanced sound field reproduction of spatially encoded audio input signals
EP2450880A1 (en) * 2010-11-05 2012-05-09 Thomson Licensing Data structure for Higher Order Ambisonics audio data
EP2469741A1 (en) * 2010-12-21 2012-06-27 Thomson Licensing Method and apparatus for encoding and decoding successive frames of an ambisonics representation of a 2- or 3-dimensional sound field
EP2541547A1 (en) * 2011-06-30 2013-01-02 Thomson Licensing Method and apparatus for changing the relative positions of sound objects contained within a higher-order ambisonics representation
EP2665208A1 (en) 2012-05-14 2013-11-20 Thomson Licensing Method and apparatus for compressing and decompressing a Higher Order Ambisonics signal representation
EP2738962A1 (en) 2012-11-29 2014-06-04 Thomson Licensing Method and apparatus for determining dominant sound source directions in a higher order ambisonics representation of a sound field
US9736609B2 (en) * 2013-02-07 2017-08-15 Qualcomm Incorporated Determining renderers for spherical harmonic coefficients

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011117399A1 (en) 2010-03-26 2011-09-29 Thomson Licensing Method and device for decoding an audio soundfield representation for audio playback

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Andrew Wabnitz, et al. TIME DOMAIN RECONSTRUCTION OF SPATIAL SOUND FIELDS USING COMPRESSED SENSING. IEEE International Conference on Acoustics, Speech and Signal Processing. 2011.05.22.

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Publication number Publication date
JP2016509812A (ja) 2016-03-31
EP2765791A1 (en) 2014-08-13
WO2014122287A1 (en) 2014-08-14
TW201448616A (zh) 2014-12-16
EP2954700B1 (en) 2018-03-07
JP6374882B2 (ja) 2018-08-15
KR20150115779A (ko) 2015-10-14
CN104995926A (zh) 2015-10-21
TWI647961B (zh) 2019-01-11
US20150373471A1 (en) 2015-12-24
EP2954700A1 (en) 2015-12-16
US9622008B2 (en) 2017-04-11
CN104995926B (zh) 2017-12-26

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