PT2896221T - Aparelho e método para fornecer capacidades melhoradas de mistura descendente guiada para áudio 3d - Google Patents
Aparelho e método para fornecer capacidades melhoradas de mistura descendente guiada para áudio 3dInfo
- Publication number
- PT2896221T PT2896221T PT137656708T PT13765670T PT2896221T PT 2896221 T PT2896221 T PT 2896221T PT 137656708 T PT137656708 T PT 137656708T PT 13765670 T PT13765670 T PT 13765670T PT 2896221 T PT2896221 T PT 2896221T
- Authority
- PT
- Portugal
- Prior art keywords
- audio
- providing enhanced
- capabilities
- enhanced guided
- downmix capabilities
- Prior art date
Links
Classifications
-
- 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
- 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
- G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
-
- 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
- G10L19/16—Vocoder architecture
- G10L19/173—Transcoding, i.e. converting between two coded representations avoiding cascaded coding-decoding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation
- H04S5/005—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation of the pseudo five- or more-channel type, e.g. virtual surround
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
- H04S2400/03—Aspects of down-mixing multi-channel audio to configurations with lower numbers of playback channels, e.g. 7.1 -> 5.1
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
- H04S2400/11—Positioning of individual sound objects, e.g. moving airplane, within a sound field
-
- 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
- H04S2420/03—Application of parametric coding in stereophonic audio systems
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Computational Linguistics (AREA)
- Multimedia (AREA)
- Human Computer Interaction (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Health & Medical Sciences (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Pure & Applied Mathematics (AREA)
- Mathematical Optimization (AREA)
- Mathematical Analysis (AREA)
- General Physics & Mathematics (AREA)
- Algebra (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Stereophonic System (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201261699990P | 2012-09-12 | 2012-09-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PT2896221T true PT2896221T (pt) | 2017-01-30 |
Family
ID=49226131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT137656708T PT2896221T (pt) | 2012-09-12 | 2013-09-12 | Aparelho e método para fornecer capacidades melhoradas de mistura descendente guiada para áudio 3d |
Country Status (20)
| Country | Link |
|---|---|
| US (4) | US9653084B2 (pt) |
| EP (1) | EP2896221B1 (pt) |
| JP (1) | JP5917777B2 (pt) |
| KR (1) | KR101685408B1 (pt) |
| CN (1) | CN104782145B (pt) |
| AR (1) | AR092540A1 (pt) |
| AU (1) | AU2013314299B2 (pt) |
| BR (6) | BR122021021503B1 (pt) |
| CA (1) | CA2884525C (pt) |
| ES (1) | ES2610223T3 (pt) |
| HK (1) | HK1212537A1 (pt) |
| MX (1) | MX343564B (pt) |
| MY (1) | MY181365A (pt) |
| PL (1) | PL2896221T3 (pt) |
| PT (1) | PT2896221T (pt) |
| RU (1) | RU2635884C2 (pt) |
| SG (1) | SG11201501876VA (pt) |
| TW (1) | TWI545562B (pt) |
| WO (1) | WO2014041067A1 (pt) |
| ZA (1) | ZA201502353B (pt) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR122021021503B1 (pt) * | 2012-09-12 | 2023-04-11 | Fraunhofer - Gesellschaft Zur Forderung Der Angewandten Forschung E.V. | Aparelho e método para fornecer capacidades melhoradas de downmix guiado para áudio 3d |
| WO2014171791A1 (ko) | 2013-04-19 | 2014-10-23 | 한국전자통신연구원 | 다채널 오디오 신호 처리 장치 및 방법 |
| CN104982042B (zh) | 2013-04-19 | 2018-06-08 | 韩国电子通信研究院 | 多信道音频信号处理装置及方法 |
| EP2830335A3 (en) * | 2013-07-22 | 2015-02-25 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus, method, and computer program for mapping first and second input channels to at least one output channel |
| US9319819B2 (en) | 2013-07-25 | 2016-04-19 | Etri | Binaural rendering method and apparatus for decoding multi channel audio |
| KR102160254B1 (ko) * | 2014-01-10 | 2020-09-25 | 삼성전자주식회사 | 액티브다운 믹스 방식을 이용한 입체 음향 재생 방법 및 장치 |
| US10149086B2 (en) * | 2014-03-28 | 2018-12-04 | Samsung Electronics Co., Ltd. | Method and apparatus for rendering acoustic signal, and computer-readable recording medium |
| CA3041710C (en) * | 2014-06-26 | 2021-06-01 | Samsung Electronics Co., Ltd. | Method and device for rendering acoustic signal, and computer-readable recording medium |
| WO2016066743A1 (en) | 2014-10-31 | 2016-05-06 | Dolby International Ab | Parametric encoding and decoding of multichannel audio signals |
| EP3258467B1 (en) * | 2015-02-10 | 2019-09-18 | Sony Corporation | Transmission and reception of audio streams |
| GB2540175A (en) * | 2015-07-08 | 2017-01-11 | Nokia Technologies Oy | Spatial audio processing apparatus |
| US10659904B2 (en) | 2016-09-23 | 2020-05-19 | Gaudio Lab, Inc. | Method and device for processing binaural audio signal |
| US10356545B2 (en) * | 2016-09-23 | 2019-07-16 | Gaudio Lab, Inc. | Method and device for processing audio signal by using metadata |
| GB2572419A (en) * | 2018-03-29 | 2019-10-02 | Nokia Technologies Oy | Spatial sound rendering |
| US11356791B2 (en) | 2018-12-27 | 2022-06-07 | Gilberto Torres Ayala | Vector audio panning and playback system |
| CN113366865B (zh) | 2019-02-13 | 2023-03-21 | 杜比实验室特许公司 | 用于音频对象聚类的自适应响度规范化 |
| EP3984027B1 (en) | 2019-06-12 | 2024-04-24 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Packet loss concealment for dirac based spatial audio coding |
| US20240274137A1 (en) * | 2021-06-10 | 2024-08-15 | Nokia Technologies Oy | Parametric spatial audio rendering |
| DE102021122597A1 (de) | 2021-09-01 | 2023-03-02 | Synotec Psychoinformatik Gmbh | Mobiler, immersiver 3D-Audioraum |
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| JPH0795698A (ja) | 1993-09-21 | 1995-04-07 | Sony Corp | オーディオ再生装置 |
| US7567845B1 (en) * | 2002-06-04 | 2009-07-28 | Creative Technology Ltd | Ambience generation for stereo signals |
| JP3519724B2 (ja) * | 2002-10-25 | 2004-04-19 | パイオニア株式会社 | 情報記録媒体、情報記録装置及び情報記録方法並びに情報再生装置及び情報再生方法 |
| US7412380B1 (en) * | 2003-12-17 | 2008-08-12 | Creative Technology Ltd. | Ambience extraction and modification for enhancement and upmix of audio signals |
| SE0400997D0 (sv) * | 2004-04-16 | 2004-04-16 | Cooding Technologies Sweden Ab | Efficient coding of multi-channel audio |
| US7490044B2 (en) * | 2004-06-08 | 2009-02-10 | Bose Corporation | Audio signal processing |
| US7853022B2 (en) | 2004-10-28 | 2010-12-14 | Thompson Jeffrey K | Audio spatial environment engine |
| JP2006197391A (ja) * | 2005-01-14 | 2006-07-27 | Toshiba Corp | 音声ミクシング処理装置及び音声ミクシング処理方法 |
| EP1691348A1 (en) | 2005-02-14 | 2006-08-16 | Ecole Polytechnique Federale De Lausanne | Parametric joint-coding of audio sources |
| US20060262936A1 (en) * | 2005-05-13 | 2006-11-23 | Pioneer Corporation | Virtual surround decoder apparatus |
| WO2007080212A1 (en) | 2006-01-09 | 2007-07-19 | Nokia Corporation | Controlling the decoding of binaural audio signals |
| ES2339888T3 (es) | 2006-02-21 | 2010-05-26 | Koninklijke Philips Electronics N.V. | Codificacion y decodificacion de audio. |
| US9014377B2 (en) | 2006-05-17 | 2015-04-21 | Creative Technology Ltd | Multichannel surround format conversion and generalized upmix |
| US8379868B2 (en) * | 2006-05-17 | 2013-02-19 | Creative Technology Ltd | Spatial audio coding based on universal spatial cues |
| WO2008046530A2 (en) * | 2006-10-16 | 2008-04-24 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for multi -channel parameter transformation |
| DE102006050068B4 (de) | 2006-10-24 | 2010-11-11 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum Erzeugen eines Umgebungssignals aus einem Audiosignal, Vorrichtung und Verfahren zum Ableiten eines Mehrkanal-Audiosignals aus einem Audiosignal und Computerprogramm |
| JP5450085B2 (ja) * | 2006-12-07 | 2014-03-26 | エルジー エレクトロニクス インコーポレイティド | オーディオ処理方法及び装置 |
| RU2417549C2 (ru) * | 2006-12-07 | 2011-04-27 | ЭлДжи ЭЛЕКТРОНИКС ИНК. | Способ и устройство для обработки аудиосигнала |
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| US8908873B2 (en) * | 2007-03-21 | 2014-12-09 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Method and apparatus for conversion between multi-channel audio formats |
| US20080232601A1 (en) * | 2007-03-21 | 2008-09-25 | Ville Pulkki | Method and apparatus for enhancement of audio reconstruction |
| US8107631B2 (en) * | 2007-10-04 | 2012-01-31 | Creative Technology Ltd | Correlation-based method for ambience extraction from two-channel audio signals |
| RU2443075C2 (ru) | 2007-10-09 | 2012-02-20 | Конинклейке Филипс Электроникс Н.В. | Способ и устройство для генерации бинаурального аудиосигнала |
| DE102007048973B4 (de) * | 2007-10-12 | 2010-11-18 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum Erzeugen eines Multikanalsignals mit einer Sprachsignalverarbeitung |
| US8315396B2 (en) | 2008-07-17 | 2012-11-20 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus and method for generating audio output signals using object based metadata |
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| EP2249334A1 (en) * | 2009-05-08 | 2010-11-10 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio format transcoder |
| EP2489206A1 (fr) * | 2009-10-12 | 2012-08-22 | France Telecom | Traitement de donnees sonores encodees dans un domaine de sous-bandes |
| EP2464146A1 (en) * | 2010-12-10 | 2012-06-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for decomposing an input signal using a pre-calculated reference curve |
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| EP2727383B1 (en) * | 2011-07-01 | 2021-04-28 | Dolby Laboratories Licensing Corporation | System and method for adaptive audio signal generation, coding and rendering |
| US9473870B2 (en) * | 2012-07-16 | 2016-10-18 | Qualcomm Incorporated | Loudspeaker position compensation with 3D-audio hierarchical coding |
| BR122021021503B1 (pt) * | 2012-09-12 | 2023-04-11 | Fraunhofer - Gesellschaft Zur Forderung Der Angewandten Forschung E.V. | Aparelho e método para fornecer capacidades melhoradas de downmix guiado para áudio 3d |
| KR102226420B1 (ko) * | 2013-10-24 | 2021-03-11 | 삼성전자주식회사 | 다채널 오디오 신호 생성 방법 및 이를 수행하기 위한 장치 |
-
2013
- 2013-09-12 BR BR122021021503-0A patent/BR122021021503B1/pt active IP Right Grant
- 2013-09-12 PT PT137656708T patent/PT2896221T/pt unknown
- 2013-09-12 TW TW102133018A patent/TWI545562B/zh active
- 2013-09-12 BR BR112015005456-0A patent/BR112015005456B1/pt active IP Right Grant
- 2013-09-12 PL PL13765670T patent/PL2896221T3/pl unknown
- 2013-09-12 EP EP13765670.8A patent/EP2896221B1/en active Active
- 2013-09-12 MY MYPI2015000600A patent/MY181365A/en unknown
- 2013-09-12 CN CN201380058866.1A patent/CN104782145B/zh active Active
- 2013-09-12 BR BR122021021487-5A patent/BR122021021487B1/pt active IP Right Grant
- 2013-09-12 BR BR122021021506-5A patent/BR122021021506B1/pt active IP Right Grant
- 2013-09-12 RU RU2015113161A patent/RU2635884C2/ru active
- 2013-09-12 WO PCT/EP2013/068903 patent/WO2014041067A1/en active Search and Examination
- 2013-09-12 AU AU2013314299A patent/AU2013314299B2/en active Active
- 2013-09-12 ES ES13765670.8T patent/ES2610223T3/es active Active
- 2013-09-12 AR ARP130103261A patent/AR092540A1/es active IP Right Grant
- 2013-09-12 MX MX2015003195A patent/MX343564B/es active IP Right Grant
- 2013-09-12 BR BR122021021500-6A patent/BR122021021500B1/pt active IP Right Grant
- 2013-09-12 BR BR122021021494-8A patent/BR122021021494B1/pt active IP Right Grant
- 2013-09-12 SG SG11201501876VA patent/SG11201501876VA/en unknown
- 2013-09-12 JP JP2015531556A patent/JP5917777B2/ja active Active
- 2013-09-12 KR KR1020157009303A patent/KR101685408B1/ko active IP Right Grant
- 2013-09-12 CA CA2884525A patent/CA2884525C/en active Active
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2015
- 2015-03-10 US US14/643,007 patent/US9653084B2/en active Active
- 2015-04-09 ZA ZA2015/02353A patent/ZA201502353B/en unknown
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2016
- 2016-01-08 HK HK16100174.0A patent/HK1212537A1/xx unknown
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2017
- 2017-05-15 US US15/595,065 patent/US10347259B2/en active Active
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2019
- 2019-06-03 US US16/429,280 patent/US10950246B2/en active Active
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2021
- 2021-01-14 US US17/148,638 patent/US12087310B2/en active Active
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