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)
- Signal Processing (AREA)
- Acoustics & Sound (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 |
|---|---|---|---|
| EP05106612.4 | 2005-07-19 | ||
| EP05106612 | 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 (https=) |
| EP (1) | EP1905006B1 (https=) |
| JP (1) | JP5171622B2 (https=) |
| KR (1) | KR101356586B1 (https=) |
| CN (1) | CN101248483B (https=) |
| BR (1) | BRPI0613734B1 (https=) |
| ES (1) | ES2433316T3 (https=) |
| PL (1) | PL1905006T3 (https=) |
| RU (1) | RU2417458C2 (https=) |
| WO (1) | WO2007010451A1 (https=) |
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 |
| RU2420814C2 (ru) | 2006-03-29 | 2011-06-10 | Конинклейке Филипс Электроникс Н.В. | Аудиодекодирование |
| BRPI0908630B1 (pt) | 2008-05-23 | 2020-09-15 | Koninklijke Philips N.V. | Aparelho de 'upmix' estéreo paramétrico, decodificador estéreo paramétrico, método para a geração de um sinal esquerdo e de um sinal direito a partir de um sinal de 'downmix' mono com base em parâmetros espaciais, dispositivo de execução de áudio, aparelho de 'downmix' estéreo paramétrico, codificador estéreo paramétrico, método para a geração de um sinal residual de previsão para um sinal de diferença a partir de um sinal esquerdo e de um sinal direito com base nos parâmetros espaciais, e, produto de programa de computador |
| KR101230691B1 (ko) * | 2008-07-10 | 2013-02-07 | 한국전자통신연구원 | 공간정보 기반의 다객체 오디오 부호화에서의 오디오 객체 편집 방법 및 그 장치 |
| JP5520300B2 (ja) * | 2008-09-11 | 2014-06-11 | フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー.ファオ | マイクロホン信号に基づいて一組の空間手がかりを供給する装置、方法およびコンピュータ・プログラムと2チャンネルのオーディオ信号および一組の空間手がかりを供給する装置 |
| 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 |
| JP5984955B2 (ja) * | 2011-11-23 | 2016-09-06 | コーニンクレッカ フィリップス エヌ ヴェKoninklijke Philips N.V. | 無線ドッキングシステムを使用するオーディオシステムのためのミキサーの構成及び制御のための方法及び装置 |
| 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 |
| 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 |
| US9338573B2 (en) * | 2013-07-30 | 2016-05-10 | Dts, Inc. | Matrix decoder with constant-power pairwise panning |
| WO2015036352A1 (en) | 2013-09-12 | 2015-03-19 | Dolby International Ab | Coding of multichannel audio content |
| TWI671734B (zh) * | 2013-09-12 | 2019-09-11 | 瑞典商杜比國際公司 | 在包含三個音訊聲道的多聲道音訊系統中之解碼方法、編碼方法、解碼裝置及編碼裝置、包含用於執行解碼方法及編碼方法的指令之非暫態電腦可讀取的媒體之電腦程式產品、包含解碼裝置及編碼裝置的音訊系統 |
| 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 |
| US9911423B2 (en) * | 2014-01-13 | 2018-03-06 | Nokia Technologies Oy | Multi-channel audio signal classifier |
| ES2922373T3 (es) | 2015-03-03 | 2022-09-14 | Dolby Laboratories Licensing Corp | Realce de señales de audio espacial por decorrelación modulada |
| 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 |
| BR112020015570A2 (pt) | 2018-02-01 | 2021-02-02 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V. | codificador de cena de áudio, decodificador de cena de áudio e métodos relacionados com uso de análise espacial de codificador/decodificador híbrido |
| 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 |
| 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 |
| 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 |
| DE602006004959D1 (de) * | 2005-04-15 | 2009-03-12 | Dolby Sweden Ab | Zeitliche hüllkurvenformgebung von entkorrelierten signalen |
| 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 US US11/995,700 patent/US8160888B2/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 JP JP2008522125A patent/JP5171622B2/ja active Active
- 2006-07-12 ES ES06780055T patent/ES2433316T3/es active Active
- 2006-07-12 EP EP06780055.7A patent/EP1905006B1/en active Active
- 2006-07-12 RU RU2008106223/09A patent/RU2417458C2/ru active
- 2006-07-12 WO PCT/IB2006/052368 patent/WO2007010451A1/en not_active Ceased
- 2006-07-12 KR KR1020087003925A patent/KR101356586B1/ko active Active
- 2006-07-12 PL PL06780055T patent/PL1905006T3/pl unknown
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 |
|---|---|
| US8160888B2 (en) | 2012-04-17 |
| WO2007010451A1 (en) | 2007-01-25 |
| US20080201153A1 (en) | 2008-08-21 |
| EP1905006B1 (en) | 2013-09-04 |
| EP1905006A1 (en) | 2008-04-02 |
| JP5171622B2 (ja) | 2013-03-27 |
| RU2417458C2 (ru) | 2011-04-27 |
| ES2433316T3 (es) | 2013-12-10 |
| PL1905006T3 (pl) | 2014-02-28 |
| JP2009501957A (ja) | 2009-01-22 |
| BRPI0613734B1 (pt) | 2019-10-22 |
| CN101248483A (zh) | 2008-08-20 |
| KR20080033993A (ko) | 2008-04-17 |
| CN101248483B (zh) | 2011-11-23 |
| RU2008106223A (ru) | 2009-08-27 |
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