KR101356586B1 - 다중 채널 오디오 신호를 생성하기 위한 디코더, 수신기 및 방법 - Google Patents
다중 채널 오디오 신호를 생성하기 위한 디코더, 수신기 및 방법 Download PDFInfo
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- KR101356586B1 KR101356586B1 KR1020087003925A KR20087003925A KR101356586B1 KR 101356586 B1 KR101356586 B1 KR 101356586B1 KR 1020087003925 A KR1020087003925 A KR 1020087003925A KR 20087003925 A KR20087003925 A KR 20087003925A KR 101356586 B1 KR101356586 B1 KR 101356586B1
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- 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
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- 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
- G10L19/04—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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
-
- 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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Mathematical Physics (AREA)
- Stereophonic System (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| 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 |
|---|---|
| KR20080033993A KR20080033993A (ko) | 2008-04-17 |
| KR101356586B1 true KR101356586B1 (ko) | 2014-02-11 |
Family
ID=37398669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020087003925A Active KR101356586B1 (ko) | 2005-07-19 | 2006-07-12 | 다중 채널 오디오 신호를 생성하기 위한 디코더, 수신기 및 방법 |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US8160888B2 (enExample) |
| EP (1) | EP1905006B1 (enExample) |
| JP (1) | JP5171622B2 (enExample) |
| KR (1) | KR101356586B1 (enExample) |
| CN (1) | CN101248483B (enExample) |
| BR (1) | BRPI0613734B1 (enExample) |
| ES (1) | ES2433316T3 (enExample) |
| PL (1) | PL1905006T3 (enExample) |
| RU (1) | RU2417458C2 (enExample) |
| WO (1) | WO2007010451A1 (enExample) |
Families Citing this family (25)
| 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 |
| MX2008012217A (es) * | 2006-03-29 | 2008-11-12 | Koninkl Philips Electronics Nv | Decodificacion de audio. |
| RU2497204C2 (ru) | 2008-05-23 | 2013-10-27 | Конинклейке Филипс Электроникс Н.В. | Устройство параметрического стереофонического повышающего микширования, параметрический стереофонический декодер, устройство параметрического стереофонического понижающего микширования, параметрический стереофонический кодер |
| KR101230691B1 (ko) * | 2008-07-10 | 2013-02-07 | 한국전자통신연구원 | 공간정보 기반의 다객체 오디오 부호화에서의 오디오 객체 편집 방법 및 그 장치 |
| 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 |
| 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 |
| 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 |
| EP2323130A1 (en) * | 2009-11-12 | 2011-05-18 | Koninklijke Philips Electronics N.V. | Parametric encoding and decoding |
| US20110123055A1 (en) * | 2009-11-24 | 2011-05-26 | Sharp Laboratories Of America, Inc. | Multi-channel on-display spatial audio system |
| KR101756838B1 (ko) * | 2010-10-13 | 2017-07-11 | 삼성전자주식회사 | 다채널 오디오 신호를 다운 믹스하는 방법 및 장치 |
| SG185835A1 (en) * | 2011-05-11 | 2012-12-28 | Creative Tech Ltd | A speaker for reproducing surround sound |
| US9686030B2 (en) * | 2011-11-23 | 2017-06-20 | Koninklijke Philips 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 |
| WO2015017584A1 (en) * | 2013-07-30 | 2015-02-05 | Dts, Inc. | Matrix decoder with constant-power pairwise panning |
| EP3561809B1 (en) | 2013-09-12 | 2023-11-22 | Dolby International AB | Method for decoding and decoder. |
| TWI634547B (zh) * | 2013-09-12 | 2018-09-01 | 瑞典商杜比國際公司 | 在包含至少四音訊聲道的多聲道音訊系統中之解碼方法、解碼裝置、編碼方法以及編碼裝置以及包含電腦可讀取的媒體之電腦程式產品 |
| 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 |
| KR101841380B1 (ko) * | 2014-01-13 | 2018-03-22 | 노키아 테크놀로지스 오와이 | 다중-채널 오디오 신호 분류기 |
| JP6576458B2 (ja) * | 2015-03-03 | 2019-09-18 | 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 | 変調された脱相関による空間的オーディオ信号の向上 |
| 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 |
| RU2749349C1 (ru) * | 2018-02-01 | 2021-06-09 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Кодер аудиосцены, декодер аудиосцены и соответствующие способы, использующие пространственный анализ с гибридным кодером/декодером |
| EP3719799A1 (en) | 2019-04-04 | 2020-10-07 | FRAUNHOFER-GESELLSCHAFT zur Förderung der angewandten Forschung e.V. | A multi-channel audio encoder, decoder, methods and computer program for switching between a parametric multi-channel operation and an individual channel operation |
| 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 |
| CN113438595B (zh) * | 2021-06-24 | 2022-03-18 | 深圳市叡扬声学设计研发有限公司 | 音频处理系统 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003090208A1 (en) * | 2002-04-22 | 2003-10-30 | Koninklijke Philips Electronics N.V. | pARAMETRIC REPRESENTATION OF SPATIAL AUDIO |
| US20050058304A1 (en) | 2001-05-04 | 2005-03-17 | Frank Baumgarte | Cue-based audio coding/decoding |
| WO2005043511A1 (en) | 2003-10-30 | 2005-05-12 | Koninklijke Philips Electronics N.V. | Audio signal encoding or decoding |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| US7451006B2 (en) * | 2001-05-07 | 2008-11-11 | Harman International Industries, Incorporated | Sound processing system using distortion limiting techniques |
| EP1671316B1 (en) * | 2003-09-29 | 2007-08-01 | 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 |
| 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 |
| KR100933548B1 (ko) * | 2005-04-15 | 2009-12-23 | 돌비 스웨덴 에이비 | 비상관 신호의 시간적 엔벨로프 정형화 |
| 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 PL PL06780055T patent/PL1905006T3/pl unknown
- 2006-07-12 WO PCT/IB2006/052368 patent/WO2007010451A1/en not_active Ceased
- 2006-07-12 JP JP2008522125A patent/JP5171622B2/ja active Active
- 2006-07-12 RU RU2008106223/09A patent/RU2417458C2/ru active
- 2006-07-12 US US11/995,700 patent/US8160888B2/en active Active
- 2006-07-12 EP EP06780055.7A patent/EP1905006B1/en active Active
- 2006-07-12 BR BRPI0613734A patent/BRPI0613734B1/pt active IP Right Grant
- 2006-07-12 CN CN2006800264569A patent/CN101248483B/zh active Active
- 2006-07-12 KR KR1020087003925A patent/KR101356586B1/ko active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050058304A1 (en) | 2001-05-04 | 2005-03-17 | Frank Baumgarte | Cue-based audio coding/decoding |
| WO2003090208A1 (en) * | 2002-04-22 | 2003-10-30 | Koninklijke Philips Electronics N.V. | pARAMETRIC REPRESENTATION OF SPATIAL AUDIO |
| WO2005043511A1 (en) | 2003-10-30 | 2005-05-12 | Koninklijke Philips Electronics N.V. | Audio signal encoding or decoding |
Non-Patent Citations (2)
| Title |
|---|
| HERRE, J. et al. The Reference Model Architecture for MPEG Spatial Audio Coding. Proceeding of Audio Engineering Society 118th Convention. 2005.05.28. (제1면 내지 제13면) * |
| HERRE, J. et al. The Reference Model Architecture for MPEG Spatial Audio Coding. Proceeding of Audio Engineering Society 118th Convention. 2005.05.28. (제1면 내지 제13면)* |
Also Published As
| Publication number | Publication date |
|---|---|
| JP5171622B2 (ja) | 2013-03-27 |
| US8160888B2 (en) | 2012-04-17 |
| RU2008106223A (ru) | 2009-08-27 |
| EP1905006B1 (en) | 2013-09-04 |
| ES2433316T3 (es) | 2013-12-10 |
| JP2009501957A (ja) | 2009-01-22 |
| EP1905006A1 (en) | 2008-04-02 |
| PL1905006T3 (pl) | 2014-02-28 |
| BRPI0613734B1 (pt) | 2019-10-22 |
| RU2417458C2 (ru) | 2011-04-27 |
| US20080201153A1 (en) | 2008-08-21 |
| CN101248483A (zh) | 2008-08-20 |
| WO2007010451A1 (en) | 2007-01-25 |
| CN101248483B (zh) | 2011-11-23 |
| KR20080033993A (ko) | 2008-04-17 |
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