CN107995582A - 使用奇异值分解进行hoa编码和解码的方法和装置 - Google Patents

使用奇异值分解进行hoa编码和解码的方法和装置 Download PDF

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Publication number
CN107995582A
CN107995582A CN201711438504.1A CN201711438504A CN107995582A CN 107995582 A CN107995582 A CN 107995582A CN 201711438504 A CN201711438504 A CN 201711438504A CN 107995582 A CN107995582 A CN 107995582A
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China
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vector
matrix
decoder
state
describing
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Chinese (zh)
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H·克罗普
S·埃伯林格
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Dolby International AB
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Dolby International AB
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    • 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 
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30—Control circuits for electronic adaptation of the sound field
    • H04S7/308—Electronic adaptation dependent on speaker or headphone connection
    • 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
    • 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)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Analysis (AREA)
  • General Physics & Mathematics (AREA)
  • Algebra (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
CN201711438504.1A 2013-11-28 2014-11-18 使用奇异值分解进行hoa编码和解码的方法和装置 Pending CN107995582A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP13306629.0 2013-11-28
EP13306629.0A EP2879408A1 (en) 2013-11-28 2013-11-28 Method and apparatus for higher order ambisonics encoding and decoding using singular value decomposition
CN201480074092.6A CN105981410B (zh) 2013-11-28 2014-11-18 使用奇异值分解进行高阶高保真立体声编码和解码的方法和装置

Related Parent Applications (1)

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CN201480074092.6A Division CN105981410B (zh) 2013-11-28 2014-11-18 使用奇异值分解进行高阶高保真立体声编码和解码的方法和装置

Publications (1)

Publication Number Publication Date
CN107995582A true CN107995582A (zh) 2018-05-04

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Application Number Title Priority Date Filing Date
CN201711438504.1A Pending CN107995582A (zh) 2013-11-28 2014-11-18 使用奇异值分解进行hoa编码和解码的方法和装置
CN201711438488.6A Pending CN107889045A (zh) 2013-11-28 2014-11-18 使用奇异值分解进行hoa编码和解码的方法和装置
CN201480074092.6A Active CN105981410B (zh) 2013-11-28 2014-11-18 使用奇异值分解进行高阶高保真立体声编码和解码的方法和装置
CN201711438479.7A Pending CN108093358A (zh) 2013-11-28 2014-11-18 使用奇异值分解进行hoa编码和解码的方法和装置

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CN201711438488.6A Pending CN107889045A (zh) 2013-11-28 2014-11-18 使用奇异值分解进行hoa编码和解码的方法和装置
CN201480074092.6A Active CN105981410B (zh) 2013-11-28 2014-11-18 使用奇异值分解进行高阶高保真立体声编码和解码的方法和装置
CN201711438479.7A Pending CN108093358A (zh) 2013-11-28 2014-11-18 使用奇异值分解进行hoa编码和解码的方法和装置

Country Status (7)

Country Link
US (3) US9736608B2 (https=)
EP (3) EP2879408A1 (https=)
JP (3) JP6495910B2 (https=)
KR (2) KR102460817B1 (https=)
CN (4) CN107995582A (https=)
HK (3) HK1246554A1 (https=)
WO (1) WO2015078732A1 (https=)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US9881628B2 (en) * 2016-01-05 2018-01-30 Qualcomm Incorporated Mixed domain coding of audio
KR102128281B1 (ko) * 2017-08-17 2020-06-30 가우디오랩 주식회사 앰비소닉 신호를 사용하는 오디오 신호 처리 방법 및 장치
JP6920144B2 (ja) * 2017-09-07 2021-08-18 日本放送協会 バイノーラル再生用の係数行列算出装置及びプログラム
US10264386B1 (en) * 2018-02-09 2019-04-16 Google Llc Directional emphasis in ambisonics
DE112020007331T5 (de) * 2020-06-19 2023-03-30 Mitsubishi Electric Corporation Fehlerzeichenbestimmungseinrichtung, bordeinrichtung und fehlerzeichenbestimmungsverfahren
EP4668160A3 (en) * 2020-12-17 2026-03-04 Dolby International AB Method and apparatus for processing of audio data using a pre-configured generator
CN113115157B (zh) * 2021-04-13 2024-05-03 北京安声科技有限公司 耳机的主动降噪方法及装置、半入耳式主动降噪耳机
CN115938388A (zh) * 2021-05-31 2023-04-07 华为技术有限公司 一种三维音频信号的处理方法和装置
JP7663427B2 (ja) * 2021-06-25 2025-04-16 日本放送協会 頭部伝達関数モデリング装置及びプログラム
CN115374397B (zh) * 2022-07-19 2025-10-03 广州大学 一种基于广义奇异值分解构造无线通信预编码器的方法
CN117250604B (zh) * 2023-11-17 2024-02-13 中国海洋大学 一种目标反射信号与浅海混响的分离方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102547549A (zh) * 2010-12-21 2012-07-04 汤姆森特许公司 编码解码2或3维声场环绕声表示的连续帧的方法和装置
CN102823277A (zh) * 2010-03-26 2012-12-12 汤姆森特许公司 解码用于音频回放的音频声场表示的方法和装置
WO2013068284A1 (en) * 2011-11-11 2013-05-16 Thomson Licensing Method and apparatus for processing signals of a spherical microphone array on a rigid sphere used for generating an ambisonics representation of the sound field
CN103250207A (zh) * 2010-11-05 2013-08-14 汤姆逊许可公司 高阶高保真度立体声响复制音频数据的数据结构
EP2637428A1 (en) * 2012-03-06 2013-09-11 Thomson Licensing Method and Apparatus for playback of a Higher-Order Ambisonics audio signal

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06202700A (ja) * 1991-04-25 1994-07-22 Japan Radio Co Ltd 音声符号化装置
FR2858512A1 (fr) 2003-07-30 2005-02-04 France Telecom Procede et dispositif de traitement de donnees sonores en contexte ambiophonique
EP1866913B1 (en) * 2005-03-30 2008-08-27 Koninklijke Philips Electronics N.V. Audio encoding and decoding
RU2007143418A (ru) * 2005-05-25 2009-05-27 Конинклейке Филипс Электроникс Н.В. (Nl) Кодирование с предсказанием многоканального сигнала
CA2684975C (en) * 2007-04-26 2016-08-02 Dolby Sweden Ab Apparatus and method for synthesizing an output signal
GB0817950D0 (en) 2008-10-01 2008-11-05 Univ Southampton Apparatus and method for sound reproduction
US8391500B2 (en) 2008-10-17 2013-03-05 University Of Kentucky Research Foundation Method and system for creating three-dimensional spatial audio
EP2486561B1 (en) * 2009-10-07 2016-03-30 The University Of Sydney Reconstruction of a recorded sound field
NZ587483A (en) 2010-08-20 2012-12-21 Ind Res Ltd Holophonic speaker system with filters that are pre-configured based on acoustic transfer functions
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
KR20240108571A (ko) * 2012-07-16 2024-07-09 돌비 인터네셔널 에이비 오디오 재생을 위한 오디오 음장 표현을 렌더링하는 방법 및 장치
US9685163B2 (en) * 2013-03-01 2017-06-20 Qualcomm Incorporated Transforming spherical harmonic coefficients

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102823277A (zh) * 2010-03-26 2012-12-12 汤姆森特许公司 解码用于音频回放的音频声场表示的方法和装置
CN103250207A (zh) * 2010-11-05 2013-08-14 汤姆逊许可公司 高阶高保真度立体声响复制音频数据的数据结构
CN102547549A (zh) * 2010-12-21 2012-07-04 汤姆森特许公司 编码解码2或3维声场环绕声表示的连续帧的方法和装置
WO2013068284A1 (en) * 2011-11-11 2013-05-16 Thomson Licensing Method and apparatus for processing signals of a spherical microphone array on a rigid sphere used for generating an ambisonics representation of the sound field
EP2637428A1 (en) * 2012-03-06 2013-09-11 Thomson Licensing Method and Apparatus for playback of a Higher-Order Ambisonics audio signal
CN103313182A (zh) * 2012-03-06 2013-09-18 汤姆逊许可公司 用于回放更高阶立体混响音频信号的方法和设备

Also Published As

Publication number Publication date
US20170374485A1 (en) 2017-12-28
KR102319904B1 (ko) 2021-11-02
KR20160090824A (ko) 2016-08-01
EP3313100B1 (en) 2021-02-24
JP6495910B2 (ja) 2019-04-03
JP6980837B2 (ja) 2021-12-15
US10244339B2 (en) 2019-03-26
US9736608B2 (en) 2017-08-15
WO2015078732A1 (en) 2015-06-04
HK1248438A1 (zh) 2018-10-12
US20170006401A1 (en) 2017-01-05
JP2019082741A (ja) 2019-05-30
JP2017501440A (ja) 2017-01-12
KR20210132744A (ko) 2021-11-04
US20190281400A1 (en) 2019-09-12
HK1249323A1 (zh) 2018-10-26
EP3313100A1 (en) 2018-04-25
EP3075172A1 (en) 2016-10-05
JP2020149062A (ja) 2020-09-17
CN105981410B (zh) 2018-01-02
US10602293B2 (en) 2020-03-24
EP3075172B1 (en) 2017-12-13
HK1246554A1 (zh) 2018-09-07
CN108093358A (zh) 2018-05-29
KR102460817B1 (ko) 2022-10-31
CN107889045A (zh) 2018-04-06
CN105981410A (zh) 2016-09-28
JP6707687B2 (ja) 2020-06-10
EP2879408A1 (en) 2015-06-03

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