CN102326417B - 三维声场编码及优化重建的方法及装置 - Google Patents
三维声场编码及优化重建的方法及装置 Download PDFInfo
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- CN102326417B CN102326417B CN200980153195.0A CN200980153195A CN102326417B CN 102326417 B CN102326417 B CN 102326417B CN 200980153195 A CN200980153195 A CN 200980153195A CN 102326417 B CN102326417 B CN 102326417B
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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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- 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
- H04S2420/11—Application of ambisonics in stereophonic audio systems
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (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)
- Stereophonic System (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Abstract
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Claims (25)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP08382091.0 | 2008-12-30 | ||
EP08382091.0A EP2205007B1 (en) | 2008-12-30 | 2008-12-30 | Method and apparatus for three-dimensional acoustic field encoding and optimal reconstruction |
PCT/EP2009/009356 WO2010076040A1 (en) | 2008-12-30 | 2009-12-29 | Method and apparatus for three-dimensional acoustic field encoding and optimal reconstruction |
Publications (2)
Publication Number | Publication Date |
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CN102326417A CN102326417A (zh) | 2012-01-18 |
CN102326417B true CN102326417B (zh) | 2015-07-08 |
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Application Number | Title | Priority Date | Filing Date |
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CN200980153195.0A Active CN102326417B (zh) | 2008-12-30 | 2009-12-29 | 三维声场编码及优化重建的方法及装置 |
Country Status (8)
Country | Link |
---|---|
US (1) | US9299353B2 (zh) |
EP (2) | EP2205007B1 (zh) |
JP (1) | JP5688030B2 (zh) |
CN (1) | CN102326417B (zh) |
MX (1) | MX2011007035A (zh) |
RU (1) | RU2533437C2 (zh) |
UA (1) | UA106598C2 (zh) |
WO (1) | WO2010076040A1 (zh) |
Families Citing this family (63)
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EP2800401A1 (en) | 2013-04-29 | 2014-11-05 | Thomson Licensing | Method and Apparatus for compressing and decompressing a Higher Order Ambisonics representation |
JP6228389B2 (ja) * | 2013-05-14 | 2017-11-08 | 日本放送協会 | 音響信号再生装置 |
JP6228387B2 (ja) * | 2013-05-14 | 2017-11-08 | 日本放送協会 | 音響信号再生装置 |
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US20140355769A1 (en) * | 2013-05-29 | 2014-12-04 | Qualcomm Incorporated | Energy preservation for decomposed representations of a sound field |
TWM487509U (zh) | 2013-06-19 | 2014-10-01 | 杜比實驗室特許公司 | 音訊處理設備及電子裝置 |
EP2824661A1 (en) | 2013-07-11 | 2015-01-14 | Thomson Licensing | Method and Apparatus for generating from a coefficient domain representation of HOA signals a mixed spatial/coefficient domain representation of said HOA signals |
EP2830049A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for efficient object metadata coding |
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EP2830045A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Concept for audio encoding and decoding for audio channels and audio objects |
US10095468B2 (en) | 2013-09-12 | 2018-10-09 | Dolby Laboratories Licensing Corporation | Dynamic range control for a wide variety of playback environments |
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DE102013223201B3 (de) | 2013-11-14 | 2015-05-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren und Vorrichtung zum Komprimieren und Dekomprimieren von Schallfelddaten eines Gebietes |
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JP6374980B2 (ja) * | 2014-03-26 | 2018-08-15 | パナソニック株式会社 | サラウンドオーディオ信号処理のための装置及び方法 |
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JP6959943B2 (ja) * | 2016-05-25 | 2021-11-05 | ワーナー ブラザーズ エンターテイメント インコーポレイテッド | 3d音声ポジショニングを用いて仮想現実又は拡張現実のプレゼンテーションを生成するための方法及び装置 |
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RU2736418C1 (ru) | 2017-07-14 | 2020-11-17 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Принцип формирования улучшенного описания звукового поля или модифицированного описания звукового поля с использованием многоточечного описания звукового поля |
RU2740703C1 (ru) | 2017-07-14 | 2021-01-20 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Принцип формирования улучшенного описания звукового поля или модифицированного описания звукового поля с использованием многослойного описания |
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CN109756683B (zh) * | 2017-11-02 | 2024-06-04 | 深圳市裂石影音科技有限公司 | 全景音视频录制方法、装置、存储介质和计算机设备 |
US10714098B2 (en) | 2017-12-21 | 2020-07-14 | Dolby Laboratories Licensing Corporation | Selective forward error correction for spatial audio codecs |
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CN109462811B (zh) * | 2018-11-23 | 2020-11-17 | 武汉轻工大学 | 基于非中心点的声场重建方法、设备、存储介质及装置 |
CN218198109U (zh) * | 2019-10-23 | 2023-01-03 | 索尼公司 | 移动装置 |
TW202123220A (zh) | 2019-10-30 | 2021-06-16 | 美商杜拜研究特許公司 | 使用方向性元資料之多通道音頻編碼及解碼 |
CN111263291B (zh) * | 2020-01-19 | 2021-06-11 | 西北工业大学太仓长三角研究院 | 一种基于高阶麦克风阵列的声场重构方法 |
JP2021131433A (ja) * | 2020-02-19 | 2021-09-09 | ヤマハ株式会社 | 音信号処理方法および音信号処理装置 |
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2008
- 2008-12-30 EP EP08382091.0A patent/EP2205007B1/en active Active
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- 2009-12-29 MX MX2011007035A patent/MX2011007035A/es active IP Right Grant
- 2009-12-29 JP JP2011542729A patent/JP5688030B2/ja active Active
- 2009-12-29 US US13/142,822 patent/US9299353B2/en active Active
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- 2009-12-29 RU RU2011131868/08A patent/RU2533437C2/ru active
- 2009-12-29 CN CN200980153195.0A patent/CN102326417B/zh active Active
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CN1735922A (zh) * | 2002-11-19 | 2006-02-15 | 法国电信局 | 处理音频数据的方法和实行这个方法的声音获取设备 |
Also Published As
Publication number | Publication date |
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JP5688030B2 (ja) | 2015-03-25 |
WO2010076040A1 (en) | 2010-07-08 |
RU2011131868A (ru) | 2013-02-10 |
UA106598C2 (uk) | 2014-09-25 |
RU2533437C2 (ru) | 2014-11-20 |
EP2205007A1 (en) | 2010-07-07 |
EP2382803A1 (en) | 2011-11-02 |
CN102326417A (zh) | 2012-01-18 |
JP2012514358A (ja) | 2012-06-21 |
EP2205007B1 (en) | 2019-01-09 |
EP2382803B1 (en) | 2020-02-19 |
US9299353B2 (en) | 2016-03-29 |
US20110305344A1 (en) | 2011-12-15 |
MX2011007035A (es) | 2011-10-11 |
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