ES2974440T3 - Método para decodificar una representación de tramas de datos HOA comprimida de un campo de sonido - Google Patents
Método para decodificar una representación de tramas de datos HOA comprimida de un campo de sonido Download PDFInfo
- Publication number
- ES2974440T3 ES2974440T3 ES21159478T ES21159478T ES2974440T3 ES 2974440 T3 ES2974440 T3 ES 2974440T3 ES 21159478 T ES21159478 T ES 21159478T ES 21159478 T ES21159478 T ES 21159478T ES 2974440 T3 ES2974440 T3 ES 2974440T3
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- hoa
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Links
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- 239000013598 vector Substances 0.000 claims description 46
- 238000012545 processing Methods 0.000 claims description 29
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- 239000011159 matrix material Substances 0.000 claims description 24
- 230000005236 sound signal Effects 0.000 claims description 21
- 238000012937 correction Methods 0.000 claims description 6
- 238000004590 computer program Methods 0.000 claims 2
- 238000010606 normalization Methods 0.000 abstract description 15
- 230000006835 compression Effects 0.000 description 12
- 238000007906 compression Methods 0.000 description 12
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- 230000006837 decompression Effects 0.000 description 8
- 230000008859 change Effects 0.000 description 7
- 238000012986 modification Methods 0.000 description 7
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Classifications
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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
-
- 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
- G10L19/18—Vocoders using multiple modes
- G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
-
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Mathematical Physics (AREA)
- Multimedia (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Health & Medical Sciences (AREA)
- Computational Linguistics (AREA)
- Algebra (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Stereophonic System (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP14306024 | 2014-06-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2974440T3 true ES2974440T3 (es) | 2024-06-27 |
Family
ID=51178840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES21159478T Active ES2974440T3 (es) | 2014-06-27 | 2015-06-22 | Método para decodificar una representación de tramas de datos HOA comprimida de un campo de sonido |
Country Status (8)
| Country | Link |
|---|---|
| US (4) | US9792924B2 (enExample) |
| EP (3) | EP3860154B1 (enExample) |
| JP (5) | JP6641304B2 (enExample) |
| KR (5) | KR102454747B1 (enExample) |
| CN (7) | CN110415712B (enExample) |
| ES (1) | ES2974440T3 (enExample) |
| TW (3) | TWI809394B (enExample) |
| WO (1) | WO2015197514A1 (enExample) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107077852B (zh) * | 2014-06-27 | 2020-12-04 | 杜比国际公司 | 包括与hoa数据帧表示的特定数据帧的通道信号关联的非差分增益值的编码hoa数据帧表示 |
| EP2960903A1 (en) | 2014-06-27 | 2015-12-30 | Thomson Licensing | Method and apparatus for determining for the compression of an HOA data frame representation a lowest integer number of bits required for representing non-differential gain values |
| CN113808598B (zh) * | 2014-06-27 | 2025-03-18 | 杜比国际公司 | 针对hoa数据帧表示的压缩确定表示非差分增益值所需的最小整数比特数的方法 |
| DE102016104665A1 (de) * | 2016-03-14 | 2017-09-14 | Ask Industries Gmbh | Verfahren und Vorrichtung zur Aufbereitung eines verlustbehaftet komprimierten Audiosignals |
| US10332530B2 (en) | 2017-01-27 | 2019-06-25 | Google Llc | Coding of a soundfield representation |
| US10015618B1 (en) * | 2017-08-01 | 2018-07-03 | Google Llc | Incoherent idempotent ambisonics rendering |
| US10264386B1 (en) * | 2018-02-09 | 2019-04-16 | Google Llc | Directional emphasis in ambisonics |
| GB2572761A (en) * | 2018-04-09 | 2019-10-16 | Nokia Technologies Oy | Quantization of spatial audio parameters |
| AU2019392876B2 (en) | 2018-12-07 | 2023-04-27 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus, method and computer program for encoding, decoding, scene processing and other procedures related to DirAC based spatial audio coding using direct component compensation |
| CN116348951A (zh) * | 2020-07-30 | 2023-06-27 | 弗劳恩霍夫应用研究促进协会 | 用于编码音频信号或用于解码经编码音频场景的设备、方法及计算机程序 |
| WO2022082665A1 (en) * | 2020-10-22 | 2022-04-28 | Nokia Shanghai Bell Co., Ltd. | Method, apparatus, and computer program |
| CN113314129B (zh) * | 2021-04-30 | 2022-08-05 | 北京大学 | 一种适应环境的声场重放空间解码方法 |
| CN113345448B (zh) * | 2021-05-12 | 2022-08-05 | 北京大学 | 一种基于独立成分分析的hoa信号压缩方法 |
| CN115376530A (zh) * | 2021-05-17 | 2022-11-22 | 华为技术有限公司 | 三维音频信号编码方法、装置和编码器 |
| CN115376528A (zh) * | 2021-05-17 | 2022-11-22 | 华为技术有限公司 | 三维音频信号编码方法、装置和编码器 |
| CN115376529B (zh) * | 2021-05-17 | 2024-10-11 | 华为技术有限公司 | 三维音频信号编码方法、装置和编码器 |
| CN115497485B (zh) * | 2021-06-18 | 2024-10-18 | 华为技术有限公司 | 三维音频信号编码方法、装置、编码器和系统 |
Family Cites Families (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE522453C2 (sv) * | 2000-02-28 | 2004-02-10 | Scania Cv Ab | Sätt och anordning för styrning av ett mekaniskt tillsatsaggregat i ett motorfordon |
| CN1138254C (zh) * | 2001-03-19 | 2004-02-11 | 北京阜国数字技术有限公司 | 一种基于小波变换的音频信号压缩编/解码方法 |
| CN1926607B (zh) * | 2004-03-01 | 2011-07-06 | 杜比实验室特许公司 | 多信道音频编码 |
| CN1677492A (zh) * | 2004-04-01 | 2005-10-05 | 北京宫羽数字技术有限责任公司 | 一种增强音频编解码装置及方法 |
| ATE521143T1 (de) * | 2005-02-23 | 2011-09-15 | Ericsson Telefon Ab L M | Adaptive bitzuweisung für die mehrkanal- audiokodierung |
| US20080232601A1 (en) * | 2007-03-21 | 2008-09-25 | Ville Pulkki | Method and apparatus for enhancement of audio reconstruction |
| US8788264B2 (en) * | 2007-06-27 | 2014-07-22 | Nec Corporation | Audio encoding method, audio decoding method, audio encoding device, audio decoding device, program, and audio encoding/decoding system |
| US8509454B2 (en) * | 2007-11-01 | 2013-08-13 | Nokia Corporation | Focusing on a portion of an audio scene for an audio signal |
| ATE518224T1 (de) * | 2008-01-04 | 2011-08-15 | Dolby Int Ab | Audiokodierer und -dekodierer |
| EP2301262B1 (en) * | 2008-06-17 | 2017-09-27 | Earlens Corporation | Optical electro-mechanical hearing devices with combined power and signal architectures |
| ES2547545T3 (es) * | 2008-09-17 | 2015-10-07 | Panasonic Intellectual Property Management Co., Ltd. | Medio de grabación, dispositivo de reproducción y circuito integrado |
| AU2011231565B2 (en) * | 2010-03-26 | 2014-08-28 | Dolby International Ab | Method and device for decoding an audio soundfield representation for audio playback |
| BR122019013299B1 (pt) * | 2010-04-09 | 2021-01-05 | Dolby International Ab | aparelho e método para emitir um sinal de áudio esterofônico possuindo um canal esquerdo e um canal direito e meio legível por computador não transitório |
| EP2450880A1 (en) * | 2010-11-05 | 2012-05-09 | Thomson Licensing | Data structure for Higher Order Ambisonics audio data |
| EP2469741A1 (en) * | 2010-12-21 | 2012-06-27 | Thomson Licensing | Method and apparatus for encoding and decoding successive frames of an ambisonics representation of a 2- or 3-dimensional sound field |
| EP2541547A1 (en) * | 2011-06-30 | 2013-01-02 | Thomson Licensing | Method and apparatus for changing the relative positions of sound objects contained within a higher-order ambisonics representation |
| EP2637427A1 (en) * | 2012-03-06 | 2013-09-11 | Thomson Licensing | Method and apparatus for playback of a higher-order ambisonics audio signal |
| EP2645748A1 (en) * | 2012-03-28 | 2013-10-02 | Thomson Licensing | Method and apparatus for decoding stereo loudspeaker signals from a higher-order Ambisonics audio signal |
| EP2665208A1 (en) * | 2012-05-14 | 2013-11-20 | Thomson Licensing | Method and apparatus for compressing and decompressing a Higher Order Ambisonics signal representation |
| EP2688066A1 (en) * | 2012-07-16 | 2014-01-22 | Thomson Licensing | Method and apparatus for encoding multi-channel HOA audio signals for noise reduction, and method and apparatus for decoding multi-channel HOA audio signals for noise reduction |
| JP6230602B2 (ja) * | 2012-07-16 | 2017-11-15 | ドルビー・インターナショナル・アーベー | オーディオ再生のためのオーディオ音場表現をレンダリングするための方法および装置 |
| EP2743922A1 (en) * | 2012-12-12 | 2014-06-18 | Thomson Licensing | Method and apparatus for compressing and decompressing a higher order ambisonics representation for a sound field |
| EP2800401A1 (en) | 2013-04-29 | 2014-11-05 | Thomson Licensing | Method and Apparatus for compressing and decompressing a Higher Order Ambisonics representation |
| 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 |
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2015
- 2015-06-22 EP EP21159478.3A patent/EP3860154B1/en active Active
- 2015-06-22 CN CN201910861296.9A patent/CN110415712B/zh active Active
- 2015-06-22 EP EP24158677.5A patent/EP4354432A3/en active Pending
- 2015-06-22 CN CN201580035125.0A patent/CN106471822B/zh active Active
- 2015-06-22 KR KR1020227010252A patent/KR102454747B1/ko active Active
- 2015-06-22 KR KR1020257018085A patent/KR20250085845A/ko active Pending
- 2015-06-22 KR KR1020247010754A patent/KR102816984B1/ko active Active
- 2015-06-22 KR KR1020227035215A patent/KR102654275B1/ko active Active
- 2015-06-22 WO PCT/EP2015/063914 patent/WO2015197514A1/en not_active Ceased
- 2015-06-22 CN CN201910861274.2A patent/CN110556120B/zh active Active
- 2015-06-22 CN CN201910922110.6A patent/CN110662158B/zh active Active
- 2015-06-22 KR KR1020167036547A patent/KR102381202B1/ko active Active
- 2015-06-22 CN CN202311556422.2A patent/CN117636885A/zh active Pending
- 2015-06-22 ES ES21159478T patent/ES2974440T3/es active Active
- 2015-06-22 CN CN201910861280.8A patent/CN110459229B/zh active Active
- 2015-06-22 CN CN202311558626.XA patent/CN117612540A/zh active Pending
- 2015-06-22 US US15/319,707 patent/US9792924B2/en active Active
- 2015-06-22 EP EP15729523.9A patent/EP3162086B1/en active Active
- 2015-06-22 JP JP2016575019A patent/JP6641304B2/ja active Active
- 2015-06-26 TW TW110117878A patent/TWI809394B/zh active
- 2015-06-26 TW TW104120627A patent/TWI679633B/zh active
- 2015-06-26 TW TW108142368A patent/TWI728563B/zh active
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2017
- 2017-09-12 US US15/702,418 patent/US10037764B2/en active Active
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2018
- 2018-06-26 US US16/019,288 patent/US10262670B2/en active Active
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2019
- 2019-04-08 US US16/377,661 patent/US10580426B2/en active Active
- 2019-12-27 JP JP2019237716A patent/JP6874115B2/ja active Active
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2021
- 2021-04-21 JP JP2021071874A patent/JP7267340B2/ja active Active
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2023
- 2023-04-19 JP JP2023068243A patent/JP7512470B2/ja active Active
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2024
- 2024-06-26 JP JP2024102467A patent/JP7751696B2/ja active Active
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