WO2009046223A3 - Analyse audio spatiale et synthèse pour la reproduction binaurale et la conversion de format - Google Patents
Analyse audio spatiale et synthèse pour la reproduction binaurale et la conversion de format Download PDFInfo
- Publication number
- WO2009046223A3 WO2009046223A3 PCT/US2008/078632 US2008078632W WO2009046223A3 WO 2009046223 A3 WO2009046223 A3 WO 2009046223A3 US 2008078632 W US2008078632 W US 2008078632W WO 2009046223 A3 WO2009046223 A3 WO 2009046223A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- format conversion
- synthesis
- spatial audio
- audio analysis
- reproduction
- Prior art date
Links
- 238000006243 chemical reaction Methods 0.000 title abstract 3
- 230000015572 biosynthetic process Effects 0.000 title 1
- 238000003786 synthesis reaction Methods 0.000 title 1
- 230000005236 sound signal Effects 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 1
- 238000012732 spatial analysis Methods 0.000 abstract 1
Classifications
-
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Mathematical Physics (AREA)
- Stereophonic System (AREA)
Abstract
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1006665A GB2467668B (en) | 2007-10-03 | 2008-10-02 | Spatial audio analysis and synthesis for binaural reproduction and format conversion |
CN200880119120.6A CN101884065B (zh) | 2007-10-03 | 2008-10-02 | 用于双耳再现和格式转换的空间音频分析和合成的方法 |
Applications Claiming Priority (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US97734507P | 2007-10-03 | 2007-10-03 | |
US60/977,345 | 2007-10-03 | ||
US97743207P | 2007-10-04 | 2007-10-04 | |
US60/977,432 | 2007-10-04 | ||
US10200208P | 2008-10-01 | 2008-10-01 | |
US12/243,963 | 2008-10-01 | ||
US61/102,002 | 2008-10-01 | ||
US12/243,963 US8374365B2 (en) | 2006-05-17 | 2008-10-01 | Spatial audio analysis and synthesis for binaural reproduction and format conversion |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2009046223A2 WO2009046223A2 (fr) | 2009-04-09 |
WO2009046223A3 true WO2009046223A3 (fr) | 2009-06-11 |
Family
ID=40526952
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2008/078632 WO2009046223A2 (fr) | 2007-10-03 | 2008-10-02 | Analyse audio spatiale et synthèse pour la reproduction binaurale et la conversion de format |
Country Status (3)
Country | Link |
---|---|
CN (1) | CN101884065B (fr) |
GB (1) | GB2467668B (fr) |
WO (1) | WO2009046223A2 (fr) |
Cited By (1)
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CN104285390B (zh) * | 2012-05-14 | 2017-06-09 | 杜比国际公司 | 压缩和解压缩高阶高保真度立体声响复制信号表示的方法及装置 |
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WO2011072729A1 (fr) | 2009-12-16 | 2011-06-23 | Nokia Corporation | Traitement audio multicanaux |
WO2011095913A1 (fr) | 2010-02-02 | 2011-08-11 | Koninklijke Philips Electronics N.V. | Reproduction spatiale du son |
KR20120004909A (ko) | 2010-07-07 | 2012-01-13 | 삼성전자주식회사 | 입체 음향 재생 방법 및 장치 |
SG188254A1 (en) | 2010-08-25 | 2013-04-30 | Fraunhofer Ges Forschung | Apparatus for decoding a signal comprising transients using a combining unit and a mixer |
CA2819394C (fr) | 2010-12-03 | 2016-07-05 | Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. | Acquisition sonore par l'extraction d'informations geometriques a partir d'estimations de la direction d'arrivee |
DE102012200512B4 (de) * | 2012-01-13 | 2013-11-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum Berechnen von Lautsprechersignalen für eine Mehrzahl von Lautsprechern unter Verwendung einer Verzögerung im Frequenzbereich |
EP2733964A1 (fr) | 2012-11-15 | 2014-05-21 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Réglage par segment de signal audio spatial sur différents paramétrages de haut-parleur de lecture |
EP2738962A1 (fr) * | 2012-11-29 | 2014-06-04 | Thomson Licensing | Procédé et appareil pour la détermination des directions de source sonore dominante dans une représentation d'ambiophonie d'ordre supérieur d'un champ sonore |
EP2743922A1 (fr) * | 2012-12-12 | 2014-06-18 | Thomson Licensing | Procédé et appareil de compression et de décompression d'une représentation d'ambiophonie d'ordre supérieur pour un champ sonore |
EP2946573B1 (fr) * | 2013-04-30 | 2019-10-02 | Huawei Technologies Co., Ltd. | Appareil de traitement de signal audio |
US9420393B2 (en) | 2013-05-29 | 2016-08-16 | Qualcomm Incorporated | Binaural rendering of spherical harmonic coefficients |
US9466305B2 (en) * | 2013-05-29 | 2016-10-11 | Qualcomm Incorporated | Performing positional analysis to code spherical harmonic coefficients |
US9384741B2 (en) | 2013-05-29 | 2016-07-05 | Qualcomm Incorporated | Binauralization of rotated higher order ambisonics |
US9495968B2 (en) | 2013-05-29 | 2016-11-15 | Qualcomm Incorporated | Identifying sources from which higher order ambisonic audio data is generated |
EP3767970B1 (fr) | 2013-09-17 | 2022-09-28 | Wilus Institute of Standards and Technology Inc. | Procédé et appareil de traitement de signaux multimédia |
CN108347689B (zh) * | 2013-10-22 | 2021-01-01 | 延世大学工业学术合作社 | 用于处理音频信号的方法和设备 |
EP2866475A1 (fr) | 2013-10-23 | 2015-04-29 | Thomson Licensing | Procédé et appareil pour décoder une représentation du champ acoustique audio pour lecture audio utilisant des configurations 2D |
CN106416302B (zh) | 2013-12-23 | 2018-07-24 | 韦勒斯标准与技术协会公司 | 生成用于音频信号的滤波器的方法及其参数化装置 |
KR102160254B1 (ko) | 2014-01-10 | 2020-09-25 | 삼성전자주식회사 | 액티브다운 믹스 방식을 이용한 입체 음향 재생 방법 및 장치 |
US9489955B2 (en) | 2014-01-30 | 2016-11-08 | Qualcomm Incorporated | Indicating frame parameter reusability for coding vectors |
US9922656B2 (en) | 2014-01-30 | 2018-03-20 | Qualcomm Incorporated | Transitioning of ambient higher-order ambisonic coefficients |
EP3122073B1 (fr) | 2014-03-19 | 2023-12-20 | Wilus Institute of Standards and Technology Inc. | Méthode et appareil de traitement de signal audio |
US9860668B2 (en) | 2014-04-02 | 2018-01-02 | Wilus Institute Of Standards And Technology Inc. | Audio signal processing method and device |
KR102216657B1 (ko) * | 2014-04-02 | 2021-02-17 | 주식회사 윌러스표준기술연구소 | 오디오 신호 처리 방법 및 장치 |
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 |
US9875745B2 (en) * | 2014-10-07 | 2018-01-23 | Qualcomm Incorporated | Normalization of ambient higher order ambisonic audio data |
US9826297B2 (en) | 2014-10-29 | 2017-11-21 | At&T Intellectual Property I, L.P. | Accessory device that provides sensor input to a media device |
WO2016123572A1 (fr) * | 2015-01-30 | 2016-08-04 | Dts, Inc. | Système et procédé de capture, de codage, de distribution, et de décodage d'audio immersif |
EP3550859B1 (fr) * | 2015-02-12 | 2021-09-15 | Dolby Laboratories Licensing Corporation | Virtualisation de casque |
EP3121814A1 (fr) * | 2015-07-24 | 2017-01-25 | Sound object techology S.A. in organization | Procédé et système pour la décomposition d'un signal acoustique en objets sonores, objet sonore et son utilisation |
EP3157268B1 (fr) * | 2015-10-12 | 2021-06-30 | Oticon A/s | Dispositif auditif et système auditif configuré pour localiser une source sonore |
CN105376690A (zh) * | 2015-11-04 | 2016-03-02 | 北京时代拓灵科技有限公司 | 生成虚拟环绕声的方法和装置 |
US10225657B2 (en) | 2016-01-18 | 2019-03-05 | Boomcloud 360, Inc. | Subband spatial and crosstalk cancellation for audio reproduction |
EP3406084B1 (fr) * | 2016-01-18 | 2020-08-26 | Boomcloud 360, Inc. | Sous-bande spatiale et annulation de diaphonie pour une reproduction audio |
NZ745422A (en) | 2016-01-19 | 2019-09-27 | Boomcloud 360 Inc | Audio enhancement for head-mounted speakers |
CN105792090B (zh) * | 2016-04-27 | 2018-06-26 | 华为技术有限公司 | 一种增加混响的方法与装置 |
CN107358960B (zh) * | 2016-05-10 | 2021-10-26 | 华为技术有限公司 | 多声道信号的编码方法和编码器 |
JP7039494B2 (ja) * | 2016-06-17 | 2022-03-22 | ディーティーエス・インコーポレイテッド | 近/遠距離レンダリングを用いた距離パニング |
CN112954582A (zh) | 2016-06-21 | 2021-06-11 | 杜比实验室特许公司 | 用于预渲染的双耳音频的头部跟踪 |
MC200185B1 (fr) | 2016-09-16 | 2017-10-04 | Coronal Audio | Dispositif et procédé de captation et traitement d'un champ acoustique tridimensionnel |
MC200186B1 (fr) | 2016-09-30 | 2017-10-18 | Coronal Encoding | Procédé de conversion, d'encodage stéréophonique, de décodage et de transcodage d'un signal audio tridimensionnel |
CN107968984B (zh) * | 2016-10-20 | 2019-08-20 | 中国科学院声学研究所 | 一种5-2通道音频转换优化方法 |
CN107182003B (zh) * | 2017-06-01 | 2019-09-27 | 西南电子技术研究所(中国电子科技集团公司第十研究所) | 机载三维通话虚拟听觉处理方法 |
US10313820B2 (en) | 2017-07-11 | 2019-06-04 | Boomcloud 360, Inc. | Sub-band spatial audio enhancement |
CN107920303B (zh) * | 2017-11-21 | 2019-12-24 | 北京时代拓灵科技有限公司 | 一种音频采集的方法及装置 |
US10764704B2 (en) | 2018-03-22 | 2020-09-01 | Boomcloud 360, Inc. | Multi-channel subband spatial processing for loudspeakers |
CN112262585B (zh) | 2018-04-08 | 2022-05-13 | Dts公司 | 环境立体声深度提取 |
EP4220639A1 (fr) * | 2018-10-26 | 2023-08-02 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Traitement audio basé sur une carte de volume sonore directionnel |
CN111757240B (zh) * | 2019-03-26 | 2021-08-20 | 瑞昱半导体股份有限公司 | 音频处理方法与音频处理系统 |
CN111757239B (zh) * | 2019-03-28 | 2021-11-19 | 瑞昱半导体股份有限公司 | 音频处理方法与音频处理系统 |
CN114208214B (zh) * | 2019-08-08 | 2023-09-22 | 大北欧听力公司 | 增强一个或多个期望说话者语音的双侧助听器系统和方法 |
US20240114306A1 (en) * | 2019-09-03 | 2024-04-04 | Dolby Laboratories Licensing Corporation | Audio filterbank with decorrelating components |
US10841728B1 (en) | 2019-10-10 | 2020-11-17 | Boomcloud 360, Inc. | Multi-channel crosstalk processing |
GB2598960A (en) * | 2020-09-22 | 2022-03-23 | Nokia Technologies Oy | Parametric spatial audio rendering with near-field effect |
CN114173256B (zh) * | 2021-12-10 | 2024-04-19 | 中国电影科学技术研究所 | 一种还原声场空间及姿态追踪的方法、装置和设备 |
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WO2006072270A1 (fr) * | 2005-01-10 | 2006-07-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Information compacte pour le codage parametrique de signal audio spatial |
WO2007031896A1 (fr) * | 2005-09-13 | 2007-03-22 | Koninklijke Philips Electronics N.V. | Codage audio |
WO2007096808A1 (fr) * | 2006-02-21 | 2007-08-30 | Koninklijke Philips Electronics N.V. | Codage et décodage audio |
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JP4637725B2 (ja) * | 2005-11-11 | 2011-02-23 | ソニー株式会社 | 音声信号処理装置、音声信号処理方法、プログラム |
-
2008
- 2008-10-02 GB GB1006665A patent/GB2467668B/en active Active
- 2008-10-02 CN CN200880119120.6A patent/CN101884065B/zh active Active
- 2008-10-02 WO PCT/US2008/078632 patent/WO2009046223A2/fr active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006072270A1 (fr) * | 2005-01-10 | 2006-07-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Information compacte pour le codage parametrique de signal audio spatial |
WO2007031896A1 (fr) * | 2005-09-13 | 2007-03-22 | Koninklijke Philips Electronics N.V. | Codage audio |
WO2007096808A1 (fr) * | 2006-02-21 | 2007-08-30 | Koninklijke Philips Electronics N.V. | Codage et décodage audio |
Non-Patent Citations (1)
Title |
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FALLER C.: "Proc. of the 7th Int. Conf. DAFx'04, Napoles, Italy, October 5-8, 2004", article "Parametric coding of spatial audio" * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104285390B (zh) * | 2012-05-14 | 2017-06-09 | 杜比国际公司 | 压缩和解压缩高阶高保真度立体声响复制信号表示的方法及装置 |
Also Published As
Publication number | Publication date |
---|---|
GB2467668B (en) | 2011-12-07 |
GB2467668A (en) | 2010-08-11 |
CN101884065A (zh) | 2010-11-10 |
CN101884065B (zh) | 2013-07-10 |
WO2009046223A2 (fr) | 2009-04-09 |
GB201006665D0 (en) | 2010-06-09 |
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