CN113793617B - 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 - Google Patents
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 Download PDFInfo
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- CN113793617B CN113793617B CN202111089793.5A CN202111089793A CN113793617B CN 113793617 B CN113793617 B CN 113793617B CN 202111089793 A CN202111089793 A CN 202111089793A CN 113793617 B CN113793617 B CN 113793617B
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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
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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
- G10L19/16—Vocoder architecture
- G10L19/18—Vocoders using multiple modes
- G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
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- Engineering & Computer Science (AREA)
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- Health & Medical Sciences (AREA)
- Signal Processing (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Computational Linguistics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Mathematical Physics (AREA)
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Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP14306026.7 | 2014-06-27 | ||
| EP14306026 | 2014-06-27 | ||
| CN201580035127.XA CN106663434B (zh) | 2014-06-27 | 2015-06-22 | 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 |
| PCT/EP2015/063917 WO2015197516A1 (en) | 2014-06-27 | 2015-06-22 | Method for determining for the compression of an hoa data frame representation a lowest integer number of bits required for representing non-differential gain values |
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| CN201580035127.XA Division CN106663434B (zh) | 2014-06-27 | 2015-06-22 | 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 |
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| Publication Number | Publication Date |
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| CN113793617A CN113793617A (zh) | 2021-12-14 |
| CN113793617B true CN113793617B (zh) | 2025-02-21 |
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| CN202510112715.4A Pending CN119864039A (zh) | 2014-06-27 | 2015-06-22 | 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 |
| CN202510186602.9A Pending CN120032652A (zh) | 2014-06-27 | 2015-06-22 | 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 |
| CN202510186185.8A Pending CN120032651A (zh) | 2014-06-27 | 2015-06-22 | 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 |
| CN202111089841.0A Active CN113808600B (zh) | 2014-06-27 | 2015-06-22 | 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 |
| CN201580035127.XA Active CN106663434B (zh) | 2014-06-27 | 2015-06-22 | 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 |
| CN202111089783.1A Active CN113808598B (zh) | 2014-06-27 | 2015-06-22 | 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 |
| CN202111089797.3A Active CN113808599B (zh) | 2014-06-27 | 2015-06-22 | 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 |
| CN202111089981.8A Active CN113793618B (zh) | 2014-06-27 | 2015-06-22 | 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 |
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| CN202510186602.9A Pending CN120032652A (zh) | 2014-06-27 | 2015-06-22 | 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 |
| CN202510186185.8A Pending CN120032651A (zh) | 2014-06-27 | 2015-06-22 | 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 |
| CN202111089841.0A Active CN113808600B (zh) | 2014-06-27 | 2015-06-22 | 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 |
| CN201580035127.XA Active CN106663434B (zh) | 2014-06-27 | 2015-06-22 | 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 |
| CN202111089783.1A Active CN113808598B (zh) | 2014-06-27 | 2015-06-22 | 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 |
| CN202111089797.3A Active CN113808599B (zh) | 2014-06-27 | 2015-06-22 | 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 |
| CN202111089981.8A Active CN113793618B (zh) | 2014-06-27 | 2015-06-22 | 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 |
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| EP (4) | EP4712074A2 (https=) |
| JP (6) | JP6641303B2 (https=) |
| KR (3) | KR102655047B1 (https=) |
| CN (9) | CN113793617B (https=) |
| TW (3) | TWI797658B (https=) |
| WO (1) | WO2015197516A1 (https=) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
| US9922657B2 (en) * | 2014-06-27 | 2018-03-20 | Dolby Laboratories Licensing Corporation | Method for determining for the compression of an HOA data frame representation a lowest integer number of bits required for representing non-differential gain values |
| US10075802B1 (en) | 2017-08-08 | 2018-09-11 | Qualcomm Incorporated | Bitrate allocation for higher order ambisonic audio data |
| JP7576582B2 (ja) | 2019-07-02 | 2024-10-31 | ドルビー・インターナショナル・アーベー | 離散指向性情報の表現、符号化、および復号化のための方法、装置、およびシステム |
| CN115038027B (zh) * | 2021-03-05 | 2023-07-07 | 华为技术有限公司 | Hoa系数的获取方法和装置 |
| CN115346537B (zh) * | 2021-05-14 | 2024-11-29 | 华为技术有限公司 | 一种音频编码、解码方法及装置 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106663434B (zh) * | 2014-06-27 | 2021-09-28 | 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 |
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| AU5682494A (en) * | 1992-11-30 | 1994-06-22 | Digital Voice Systems, Inc. | Method and apparatus for quantization of harmonic amplitudes |
| US5956674A (en) * | 1995-12-01 | 1999-09-21 | Digital Theater Systems, Inc. | Multi-channel predictive subband audio coder using psychoacoustic adaptive bit allocation in frequency, time and over the multiple channels |
| 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 |
| CA2992051C (en) * | 2004-03-01 | 2019-01-22 | Dolby Laboratories Licensing Corporation | Reconstructing audio signals with multiple decorrelation techniques and differentially coded parameters |
| EP1513137A1 (en) * | 2003-08-22 | 2005-03-09 | MicronasNIT LCC, Novi Sad Institute of Information Technologies | Speech processing system and method with multi-pulse excitation |
| 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 |
| EP2094032A1 (en) * | 2008-02-19 | 2009-08-26 | Deutsche Thomson OHG | Audio signal, method and apparatus for encoding or transmitting the same and method and apparatus for processing the same |
| EP2352304B1 (en) * | 2008-09-17 | 2015-07-01 | Panasonic Intellectual Property Management Co., Ltd. | Recording medium, reproduction device, and integrated circuit |
| TWI447709B (zh) * | 2010-02-11 | 2014-08-01 | 杜比實驗室特許公司 | 用以非破壞地正常化可攜式裝置中音訊訊號響度之系統及方法 |
| ES2472456T3 (es) * | 2010-03-26 | 2014-07-01 | Thomson Licensing | Método y dispositivo para decodificar una representación de un campo ac�stico de audio para reproducción de audio |
| CA2992917C (en) * | 2010-04-09 | 2020-05-26 | Dolby International Ab | Mdct-based complex prediction stereo coding |
| EP2451196A1 (en) * | 2010-11-05 | 2012-05-09 | Thomson Licensing | Method and apparatus for generating and for decoding sound field data including ambisonics sound field data of an order higher than three |
| 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 |
| CN102760437B (zh) * | 2011-04-29 | 2014-03-12 | 上海交通大学 | 实时声道控制转换的音频解码装置 |
| 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 |
| EP2665208A1 (en) * | 2012-05-14 | 2013-11-20 | Thomson Licensing | Method and apparatus for compressing and decompressing a Higher Order Ambisonics signal representation |
| KR20240108571A (ko) | 2012-07-16 | 2024-07-09 | 돌비 인터네셔널 에이비 | 오디오 재생을 위한 오디오 음장 표현을 렌더링하는 방법 및 장치 |
| 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 |
| EP2733963A1 (en) * | 2012-11-14 | 2014-05-21 | Thomson Licensing | Method and apparatus for facilitating listening to a sound signal for matrixed sound signals |
| EP2738962A1 (en) * | 2012-11-29 | 2014-06-04 | Thomson Licensing | Method and apparatus for determining dominant sound source directions in a higher order ambisonics representation of a sound field |
| 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 |
| KR20250085845A (ko) * | 2014-06-27 | 2025-06-12 | 돌비 인터네셔널 에이비 | Hoa 데이터 프레임 표현의 압축을 위해 비차분 이득 값들을 표현하는 데 필요하게 되는 비트들의 최저 정수 개수를 결정하는 장치 |
| 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 |
| KR20250051142A (ko) * | 2014-06-27 | 2025-04-16 | 돌비 인터네셔널 에이비 | Hoa 데이터 프레임 표현의 데이터 프레임들 중 특정 데이터 프레임들의 채널 신호들과 연관된 비차분 이득 값들을 포함하는 코딩된 hoa 데이터 프레임 표현 |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106663434B (zh) * | 2014-06-27 | 2021-09-28 | 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 |
| CN113793618A (zh) * | 2014-06-27 | 2021-12-14 | 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 |
| CN113808598A (zh) * | 2014-06-27 | 2021-12-17 | 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 |
| CN113808599A (zh) * | 2014-06-27 | 2021-12-17 | 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 |
| CN113808600A (zh) * | 2014-06-27 | 2021-12-17 | 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 |
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