CN101248483A - 多声道音频信号的生成 - Google Patents
多声道音频信号的生成 Download PDFInfo
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- CN101248483A CN101248483A CNA2006800264569A CN200680026456A CN101248483A CN 101248483 A CN101248483 A CN 101248483A CN A2006800264569 A CNA2006800264569 A CN A2006800264569A CN 200680026456 A CN200680026456 A CN 200680026456A CN 101248483 A CN101248483 A CN 101248483A
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
- G10L19/04—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 using predictive techniques
- G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels
Abstract
Description
Claims (20)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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EP05106612 | 2005-07-19 | ||
EP05106612.4 | 2005-07-19 | ||
PCT/IB2006/052368 WO2007010451A1 (en) | 2005-07-19 | 2006-07-12 | Generation of multi-channel audio signals |
Publications (2)
Publication Number | Publication Date |
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CN101248483A true CN101248483A (zh) | 2008-08-20 |
CN101248483B CN101248483B (zh) | 2011-11-23 |
Family
ID=37398669
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2006800264569A Active CN101248483B (zh) | 2005-07-19 | 2006-07-12 | 多声道音频信号的生成 |
Country Status (10)
Country | Link |
---|---|
US (1) | US8160888B2 (zh) |
EP (1) | EP1905006B1 (zh) |
JP (1) | JP5171622B2 (zh) |
KR (1) | KR101356586B1 (zh) |
CN (1) | CN101248483B (zh) |
BR (1) | BRPI0613734B1 (zh) |
ES (1) | ES2433316T3 (zh) |
PL (1) | PL1905006T3 (zh) |
RU (1) | RU2417458C2 (zh) |
WO (1) | WO2007010451A1 (zh) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101673545B (zh) * | 2008-09-12 | 2011-11-16 | 华为技术有限公司 | 一种编解码方法及装置 |
CN102598122A (zh) * | 2009-11-12 | 2012-07-18 | 皇家飞利浦电子股份有限公司 | 参量编码和解码 |
CN103262160A (zh) * | 2010-10-13 | 2013-08-21 | 三星电子株式会社 | 用于对多通道音频信号进行缩混的方法和设备 |
CN103518384A (zh) * | 2011-05-11 | 2014-01-15 | 创新科技有限公司 | 用于再生环绕音的扬声器 |
CN107430861A (zh) * | 2015-03-03 | 2017-12-01 | 杜比实验室特许公司 | 通过调制解相关进行的空间音频信号增强 |
CN110189759A (zh) * | 2013-09-12 | 2019-08-30 | 杜比国际公司 | 用于联合多声道编码的方法和设备 |
CN110648674A (zh) * | 2013-09-12 | 2020-01-03 | 杜比国际公司 | 多声道音频内容的编码 |
CN113438595A (zh) * | 2021-06-24 | 2021-09-24 | 深圳市叡扬声学设计研发有限公司 | Kas音频处理系统 |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7711123B2 (en) * | 2001-04-13 | 2010-05-04 | Dolby Laboratories Licensing Corporation | Segmenting audio signals into auditory events |
EP1999747B1 (en) * | 2006-03-29 | 2016-10-12 | Koninklijke Philips N.V. | Audio decoding |
WO2009141775A1 (en) | 2008-05-23 | 2009-11-26 | Koninklijke Philips Electronics N.V. | A parametric stereo upmix apparatus, a parametric stereo decoder, a parametric stereo downmix apparatus, a parametric stereo encoder |
KR101230691B1 (ko) * | 2008-07-10 | 2013-02-07 | 한국전자통신연구원 | 공간정보 기반의 다객체 오디오 부호화에서의 오디오 객체 편집 방법 및 그 장치 |
US8023660B2 (en) | 2008-09-11 | 2011-09-20 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus, method and computer program for providing a set of spatial cues on the basis of a microphone signal and apparatus for providing a two-channel audio signal and a set of spatial cues |
RU2493617C2 (ru) * | 2008-09-11 | 2013-09-20 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Устройство, способ и компьютерная программа для обеспечения набора пространственных указателей на основе сигнала микрофона и устройство для обеспечения двухканального аудиосигнала и набора пространственных указателей |
US20110123055A1 (en) * | 2009-11-24 | 2011-05-26 | Sharp Laboratories Of America, Inc. | Multi-channel on-display spatial audio system |
WO2013076611A1 (en) * | 2011-11-23 | 2013-05-30 | Koninklijke Philips Electronics N.V. | Method and apparatus for configuration and control of mixer for audio system using wireless docking system |
US20140129236A1 (en) * | 2012-11-07 | 2014-05-08 | Kenneth John Lannes | System and method for linear frequency translation, frequency compression and user selectable response time |
US9466301B2 (en) * | 2012-11-07 | 2016-10-11 | Kenneth John Lannes | System and method for linear frequency translation, frequency compression and user selectable response time |
EP3429233B1 (en) * | 2013-07-30 | 2019-12-18 | DTS, Inc. | Matrix decoder with constant-power pairwise panning |
EP2866227A1 (en) | 2013-10-22 | 2015-04-29 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Method for decoding and encoding a downmix matrix, method for presenting audio content, encoder and decoder for a downmix matrix, audio encoder and audio decoder |
JP6235725B2 (ja) * | 2014-01-13 | 2017-11-22 | ノキア テクノロジーズ オサケユイチア | マルチ・チャンネル・オーディオ信号分類器 |
EP3067885A1 (en) | 2015-03-09 | 2016-09-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for encoding or decoding a multi-channel signal |
CN113055789B (zh) * | 2021-02-09 | 2023-03-24 | 安克创新科技股份有限公司 | 单声道音箱、在单声道音箱中增加环绕效果的方法及系统 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
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US6697491B1 (en) | 1996-07-19 | 2004-02-24 | Harman International Industries, Incorporated | 5-2-5 matrix encoder and decoder system |
US6131084A (en) | 1997-03-14 | 2000-10-10 | Digital Voice Systems, Inc. | Dual subframe quantization of spectral magnitudes |
JP4478220B2 (ja) * | 1997-05-29 | 2010-06-09 | ソニー株式会社 | 音場補正回路 |
KR100335611B1 (ko) | 1997-11-20 | 2002-10-09 | 삼성전자 주식회사 | 비트율 조절이 가능한 스테레오 오디오 부호화/복호화 방법 및 장치 |
US6823018B1 (en) | 1999-07-28 | 2004-11-23 | At&T Corp. | Multiple description coding communication system |
US7644003B2 (en) | 2001-05-04 | 2010-01-05 | Agere Systems Inc. | Cue-based audio coding/decoding |
US7451006B2 (en) | 2001-05-07 | 2008-11-11 | Harman International Industries, Incorporated | Sound processing system using distortion limiting techniques |
ES2323294T3 (es) * | 2002-04-22 | 2009-07-10 | Koninklijke Philips Electronics N.V. | Dispositivo de decodificacion con una unidad de decorrelacion. |
WO2005031704A1 (en) | 2003-09-29 | 2005-04-07 | Koninklijke Philips Electronics N.V. | Encoding audio signals |
US7447317B2 (en) * | 2003-10-02 | 2008-11-04 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V | Compatible multi-channel coding/decoding by weighting the downmix channel |
WO2005043511A1 (en) | 2003-10-30 | 2005-05-12 | Koninklijke Philips Electronics N.V. | Audio signal encoding or decoding |
US7394903B2 (en) * | 2004-01-20 | 2008-07-01 | Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. | Apparatus and method for constructing a multi-channel output signal or for generating a downmix signal |
SE0402649D0 (sv) * | 2004-11-02 | 2004-11-02 | Coding Tech Ab | Advanced methods of creating orthogonal signals |
CN102163429B (zh) * | 2005-04-15 | 2013-04-10 | 杜比国际公司 | 用于处理去相干信号或组合信号的设备和方法 |
US20070055510A1 (en) * | 2005-07-19 | 2007-03-08 | Johannes Hilpert | Concept for bridging the gap between parametric multi-channel audio coding and matrixed-surround multi-channel coding |
-
2006
- 2006-07-12 ES ES06780055T patent/ES2433316T3/es active Active
- 2006-07-12 BR BRPI0613734A patent/BRPI0613734B1/pt active IP Right Grant
- 2006-07-12 EP EP06780055.7A patent/EP1905006B1/en active Active
- 2006-07-12 CN CN2006800264569A patent/CN101248483B/zh active Active
- 2006-07-12 RU RU2008106223/09A patent/RU2417458C2/ru active
- 2006-07-12 WO PCT/IB2006/052368 patent/WO2007010451A1/en active Application Filing
- 2006-07-12 PL PL06780055T patent/PL1905006T3/pl unknown
- 2006-07-12 US US11/995,700 patent/US8160888B2/en active Active
- 2006-07-12 JP JP2008522125A patent/JP5171622B2/ja active Active
- 2006-07-12 KR KR1020087003925A patent/KR101356586B1/ko active IP Right Grant
Cited By (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101673545B (zh) * | 2008-09-12 | 2011-11-16 | 华为技术有限公司 | 一种编解码方法及装置 |
CN102598122A (zh) * | 2009-11-12 | 2012-07-18 | 皇家飞利浦电子股份有限公司 | 参量编码和解码 |
CN103262160A (zh) * | 2010-10-13 | 2013-08-21 | 三星电子株式会社 | 用于对多通道音频信号进行缩混的方法和设备 |
US8874449B2 (en) | 2010-10-13 | 2014-10-28 | Samsung Electronics Co., Ltd. | Method and apparatus for downmixing multi-channel audio signals |
CN103262160B (zh) * | 2010-10-13 | 2015-06-17 | 三星电子株式会社 | 用于对多通道音频信号进行缩混的方法和设备 |
US9980049B2 (en) | 2011-05-11 | 2018-05-22 | Creative Technology Ltd | Speaker for reproducing surround sound |
CN103518384A (zh) * | 2011-05-11 | 2014-01-15 | 创新科技有限公司 | 用于再生环绕音的扬声器 |
CN110189759A (zh) * | 2013-09-12 | 2019-08-30 | 杜比国际公司 | 用于联合多声道编码的方法和设备 |
CN110648674A (zh) * | 2013-09-12 | 2020-01-03 | 杜比国际公司 | 多声道音频内容的编码 |
CN110189759B (zh) * | 2013-09-12 | 2023-05-23 | 杜比国际公司 | 用于音频编码和解码的方法、设备、系统、以及存储介质 |
US11749288B2 (en) | 2013-09-12 | 2023-09-05 | Dolby International Ab | Methods and devices for joint multichannel coding |
CN110648674B (zh) * | 2013-09-12 | 2023-09-22 | 杜比国际公司 | 多声道音频内容的编码 |
CN107430861A (zh) * | 2015-03-03 | 2017-12-01 | 杜比实验室特许公司 | 通过调制解相关进行的空间音频信号增强 |
CN107430861B (zh) * | 2015-03-03 | 2020-10-16 | 杜比实验室特许公司 | 用于对音频信号进行处理的方法、装置和设备 |
CN112002337A (zh) * | 2015-03-03 | 2020-11-27 | 杜比实验室特许公司 | 用于对音频信号进行处理的方法、装置和设备 |
US11081119B2 (en) | 2015-03-03 | 2021-08-03 | Dolby Laboratories Licensing Corporation | Enhancement of spatial audio signals by modulated decorrelation |
US11562750B2 (en) | 2015-03-03 | 2023-01-24 | Dolby Laboratories Licensing Corporation | Enhancement of spatial audio signals by modulated decorrelation |
CN113438595A (zh) * | 2021-06-24 | 2021-09-24 | 深圳市叡扬声学设计研发有限公司 | Kas音频处理系统 |
Also Published As
Publication number | Publication date |
---|---|
US8160888B2 (en) | 2012-04-17 |
RU2008106223A (ru) | 2009-08-27 |
KR20080033993A (ko) | 2008-04-17 |
CN101248483B (zh) | 2011-11-23 |
PL1905006T3 (pl) | 2014-02-28 |
EP1905006B1 (en) | 2013-09-04 |
JP2009501957A (ja) | 2009-01-22 |
EP1905006A1 (en) | 2008-04-02 |
KR101356586B1 (ko) | 2014-02-11 |
WO2007010451A1 (en) | 2007-01-25 |
US20080201153A1 (en) | 2008-08-21 |
BRPI0613734B1 (pt) | 2019-10-22 |
JP5171622B2 (ja) | 2013-03-27 |
RU2417458C2 (ru) | 2011-04-27 |
ES2433316T3 (es) | 2013-12-10 |
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Address after: Holland Ian Deho Finn Co-patentee after: Dolby International Ltd. Patentee after: KONINKLIJKE PHILIPS ELECTRONICS N.V. Co-patentee after: AGERE SYSTEMS Inc. Address before: Holland Ian Deho Finn Co-patentee before: Dolby Sweden AB Patentee before: Koninklijke Philips Electronics N.V. Co-patentee before: AGERE SYSTEMS Inc. Address after: Holland Ian Deho Finn Co-patentee after: Dolby Sweden AB Patentee after: KONINKLIJKE PHILIPS ELECTRONICS N.V. Co-patentee after: AGERE SYSTEMS Inc. Address before: Holland Ian Deho Finn Co-patentee before: CODING TECH AB Patentee before: Koninklijke Philips Electronics N.V. Co-patentee before: AGERE SYSTEMS Inc. |