TWI723805B - 解碼高階立體音響（ｈｏａ）聲訊訊號之方法和設備及其電腦可讀取媒體 - Google Patents

解碼高階立體音響（ｈｏａ）聲訊訊號之方法和設備及其電腦可讀取媒體 Download PDF

Info

Publication number
TWI723805B
TWI723805B TW109108444A TW109108444A TWI723805B TW I723805 B TWI723805 B TW I723805B TW 109108444 A TW109108444 A TW 109108444A TW 109108444 A TW109108444 A TW 109108444A TW I723805 B TWI723805 B TW I723805B
Authority
TW
Taiwan
Prior art keywords
hoa
signal
dsht
channel
matrix
Prior art date
Application number
TW109108444A
Other languages
English (en)
Chinese (zh)
Other versions
TW202103503A (zh
Inventor
約哈拿斯 波漢
斯凡 科登
亞歷山德 克魯格
彼得 賈克斯
Original Assignee
瑞典商杜比國際公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 瑞典商杜比國際公司 filed Critical 瑞典商杜比國際公司
Publication of TW202103503A publication Critical patent/TW202103503A/zh
Application granted granted Critical
Publication of TWI723805B publication Critical patent/TWI723805B/zh

Links

Images

Classifications

    • 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
    • G10L19/012—Comfort noise or silence coding
    • 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
    • G10L19/0212—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 using orthogonal transformation
    • 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
    • G10L19/032—Quantisation or dequantisation of spectral components
    • G10L19/038—Vector quantisation, e.g. TwinVQ audio
    • 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)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Human Computer Interaction (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Mathematical Physics (AREA)
  • Mathematical Analysis (AREA)
  • Theoretical Computer Science (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • General Physics & Mathematics (AREA)
  • Algebra (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
TW109108444A 2012-07-16 2013-07-12 解碼高階立體音響（ｈｏａ）聲訊訊號之方法和設備及其電腦可讀取媒體 TWI723805B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP12305861.2A EP2688066A1 (en) 2012-07-16 2012-07-16 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
EP12305861.2 2012-07-16

Publications (2)

Publication Number Publication Date
TW202103503A TW202103503A (zh) 2021-01-16
TWI723805B true TWI723805B (zh) 2021-04-01

Family

ID=48874263

Family Applications (4)

Application Number Title Priority Date Filing Date
TW109108444A TWI723805B (zh) 2012-07-16 2013-07-12 解碼高階立體音響（ｈｏａ）聲訊訊號之方法和設備及其電腦可讀取媒體
TW102125017A TWI602444B (zh) 2012-07-16 2013-07-12 編碼多通道ｈｏａ聲訊訊號以減少雜訊之方法和裝置以及對已減少雜訊的編碼多通道ｈｏａ聲訊訊號解碼之方法和裝置
TW108124752A TWI691214B (zh) 2012-07-16 2013-07-12 解碼高階立體音響（ｈｏａ）聲訊訊號之方法和設備及其電腦可讀取媒體
TW106123691A TWI674009B (zh) 2012-07-16 2013-07-12 解碼已編碼高階立體音響(ｈｏａ)聲訊訊號之方法和裝置

Family Applications After (3)

Application Number Title Priority Date Filing Date
TW102125017A TWI602444B (zh) 2012-07-16 2013-07-12 編碼多通道ｈｏａ聲訊訊號以減少雜訊之方法和裝置以及對已減少雜訊的編碼多通道ｈｏａ聲訊訊號解碼之方法和裝置
TW108124752A TWI691214B (zh) 2012-07-16 2013-07-12 解碼高階立體音響（ｈｏａ）聲訊訊號之方法和設備及其電腦可讀取媒體
TW106123691A TWI674009B (zh) 2012-07-16 2013-07-12 解碼已編碼高階立體音響(ｈｏａ)聲訊訊號之方法和裝置

Country Status (7)

Country Link
US (4) US9460728B2 (https=)
EP (5) EP2688066A1 (https=)
JP (4) JP6205416B2 (https=)
KR (5) KR102187936B1 (https=)
CN (6) CN107403625B (https=)
TW (4) TWI723805B (https=)
WO (1) WO2014012944A1 (https=)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
KR102429953B1 (ko) 2012-07-19 2022-08-08 돌비 인터네셔널 에이비 다채널 오디오 신호들의 렌더링을 향상시키기 위한 방법 및 디바이스
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
US20140355769A1 (en) 2013-05-29 2014-12-04 Qualcomm Incorporated Energy preservation for decomposed representations of a sound field
US9466305B2 (en) 2013-05-29 2016-10-11 Qualcomm Incorporated Performing positional analysis to code spherical harmonic coefficients
US20150127354A1 (en) * 2013-10-03 2015-05-07 Qualcomm Incorporated Near field compensation for decomposed representations of a sound field
EP2879408A1 (en) * 2013-11-28 2015-06-03 Thomson Licensing Method and apparatus for higher order ambisonics encoding and decoding using singular value decomposition
US9502045B2 (en) * 2014-01-30 2016-11-22 Qualcomm Incorporated Coding independent frames of ambient higher-order ambisonic coefficients
US9922656B2 (en) 2014-01-30 2018-03-20 Qualcomm Incorporated Transitioning of ambient higher-order ambisonic coefficients
EP2922057A1 (en) 2014-03-21 2015-09-23 Thomson Licensing Method for compressing a Higher Order Ambisonics (HOA) signal, method for decompressing a compressed HOA signal, apparatus for compressing a HOA signal, and apparatus for decompressing a compressed HOA signal
KR102766957B1 (ko) * 2014-03-21 2025-02-14 돌비 인터네셔널 에이비 고차 앰비소닉스(hoa) 신호를 압축하는 방법, 압축된 hoa 신호를 압축 해제하는 방법, hoa 신호를 압축하기 위한 장치, 및 압축된 hoa 신호를 압축 해제하기 위한 장치
EP4539046A1 (en) 2014-03-21 2025-04-16 Dolby International AB Method for compressing a higher order ambisonics (hoa) signal, method for decompressing a compressed hoa signal, apparatus for compressing a hoa signal, and apparatus for decompressing a compressed hoa signal
EP2934025A1 (en) * 2014-04-15 2015-10-21 Thomson Licensing Method and device for applying dynamic range compression to a higher order ambisonics signal
CA3155815C (en) * 2014-03-24 2025-08-12 Dolby International Ab Method and device for applying dynamic range compression to a higher order ambisonics signal
CN103888889B (zh) * 2014-04-07 2016-01-13 北京工业大学 一种基于球谐展开的多声道转换方法
US9852737B2 (en) 2014-05-16 2017-12-26 Qualcomm Incorporated Coding vectors decomposed from higher-order ambisonics audio signals
US10770087B2 (en) * 2014-05-16 2020-09-08 Qualcomm Incorporated Selecting codebooks for coding vectors decomposed from higher-order ambisonic audio signals
US9620137B2 (en) 2014-05-16 2017-04-11 Qualcomm Incorporated Determining between scalar and vector quantization in higher order ambisonic coefficients
KR102655047B1 (ko) * 2014-06-27 2024-04-08 돌비 인터네셔널 에이비 Hoa 데이터 프레임 표현의 압축을 위해 비차분 이득 값들을 표현하는 데 필요하게 되는 비트들의 최저 정수 개수를 결정하는 방법
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
EP4354432B1 (en) * 2014-06-27 2026-03-11 Dolby International AB 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
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
US9838819B2 (en) * 2014-07-02 2017-12-05 Qualcomm Incorporated Reducing correlation between higher order ambisonic (HOA) background channels
EP2980789A1 (en) 2014-07-30 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for enhancing an audio signal, sound enhancing system
US9736606B2 (en) * 2014-08-01 2017-08-15 Qualcomm Incorporated Editing of higher-order ambisonic audio data
US9747910B2 (en) 2014-09-26 2017-08-29 Qualcomm Incorporated Switching between predictive and non-predictive quantization techniques in a higher order ambisonics (HOA) framework
US9984693B2 (en) * 2014-10-10 2018-05-29 Qualcomm Incorporated Signaling channels for scalable coding of higher order ambisonic audio data
US10140996B2 (en) 2014-10-10 2018-11-27 Qualcomm Incorporated Signaling layers for scalable coding of higher order ambisonic audio data
EP3007167A1 (en) * 2014-10-10 2016-04-13 Thomson Licensing Method and apparatus for low bit rate compression of a Higher Order Ambisonics HOA signal representation of a sound field
RU2716911C2 (ru) * 2015-04-10 2020-03-17 Интердиджитал Се Пэйтент Холдингз Способ и устройство для кодирования множественных аудиосигналов и способ и устройство для декодирования смеси множественных аудиосигналов с улучшенным разделением
US12087311B2 (en) * 2015-07-30 2024-09-10 Dolby Laboratories Licensing Corporation Method and apparatus for encoding and decoding an HOA representation
EP3378065B1 (en) * 2015-11-17 2019-10-16 Dolby International AB Method and apparatus for converting a channel-based 3d audio signal to an hoa audio signal
HK1221372A2 (zh) * 2016-03-29 2017-05-26 万维数码有限公司 一种获得空间音频定向向量的方法、装置及设备
WO2018001493A1 (en) * 2016-06-30 2018-01-04 Huawei Technologies Duesseldorf Gmbh Apparatuses and methods for encoding and decoding a multichannel audio signal
GB2554446A (en) * 2016-09-28 2018-04-04 Nokia Technologies Oy Spatial audio signal format generation from a microphone array using adaptive capture
EP3616196A4 (en) 2017-04-28 2021-01-20 DTS, Inc. Audio coder window and transform implementations
US11252524B2 (en) * 2017-07-05 2022-02-15 Sony Corporation Synthesizing a headphone signal using a rotating head-related transfer function
US10944568B2 (en) * 2017-10-06 2021-03-09 The Boeing Company Methods for constructing secure hash functions from bit-mixers
US10714098B2 (en) 2017-12-21 2020-07-14 Dolby Laboratories Licensing Corporation Selective forward error correction for spatial audio codecs
CN111210831B (zh) * 2018-11-22 2024-06-04 广州广晟数码技术有限公司 基于频谱拉伸的带宽扩展音频编解码方法及装置
KR20210124283A (ko) 2019-01-21 2021-10-14 프라운호퍼-게젤샤프트 추르 푀르데룽 데어 안제반텐 포르슝 에 파우 공간 오디오 표현을 인코딩하기 위한 장치 및 방법 또는 인코딩된 오디오 신호를 트랜스포트 메타데이터를 이용하여 디코딩하기 위한 장치 및 방법 및 연관된 컴퓨터 프로그램들
US11388416B2 (en) * 2019-03-21 2022-07-12 Qualcomm Incorporated Video compression using deep generative models
US11729406B2 (en) 2019-03-21 2023-08-15 Qualcomm Incorporated Video compression using deep generative models
CA3145444A1 (en) 2019-07-02 2021-01-07 Dolby International Ab Methods, apparatus and systems for representation, encoding, and decoding of discrete directivity data
CN110544484B (zh) * 2019-09-23 2021-12-21 中科超影（北京）传媒科技有限公司 高阶Ambisonic音频编解码方法及装置
US11317236B2 (en) * 2019-11-22 2022-04-26 Qualcomm Incorporated Soundfield adaptation for virtual reality audio
CN110970048B (zh) * 2019-12-03 2023-01-17 腾讯科技（深圳）有限公司 音频数据的处理方法及装置
GB2615236A (en) * 2020-09-25 2023-08-02 Apple Inc Higher order ambisonics encoding and decoding
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

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101297353A (zh) * 2005-10-26 2008-10-29 Lg电子株式会社 编码和解码多声道音频信号的方法及其装置
US20110305344A1 (en) * 2008-12-30 2011-12-15 Fundacio Barcelona Media Universitat Pompeu Fabra Method and apparatus for three-dimensional acoustic field encoding and optimal reconstruction
US20120155653A1 (en) * 2010-12-21 2012-06-21 Thomson Licensing Method and apparatus for encoding and decoding successive frames of an ambisonics representation of a 2- or 3-dimensional sound field
US20130010971A1 (en) * 2010-03-26 2013-01-10 Johann-Markus Batke Method and device for decoding an audio soundfield representation for audio playback

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001275197A (ja) * 2000-03-23 2001-10-05 Seiko Epson Corp 音源選択方法および音源選択装置並びに音源選択制御プログラムを記録した記録媒体
GB2379147B (en) * 2001-04-18 2003-10-22 Univ York Sound processing
FR2847376B1 (fr) * 2002-11-19 2005-02-04 France Telecom Procede de traitement de donnees sonores et dispositif d'acquisition sonore mettant en oeuvre ce procede
DE10328777A1 (de) * 2003-06-25 2005-01-27 Coding Technologies Ab Vorrichtung und Verfahren zum Codieren eines Audiosignals und Vorrichtung und Verfahren zum Decodieren eines codierten Audiosignals
EP2005420B1 (fr) * 2006-03-15 2011-10-26 France Telecom Dispositif et procede de codage par analyse en composante principale d'un signal audio multi-canal
ATE495635T1 (de) * 2006-09-25 2011-01-15 Dolby Lab Licensing Corp Verbesserte räumliche auflösung des schallfeldes für mehrkanal-tonwiedergabesysteme mittels ableitung von signalen mit winkelgrössen hoher ordnung
US20080232601A1 (en) * 2007-03-21 2008-09-25 Ville Pulkki Method and apparatus for enhancement of audio reconstruction
FR2916078A1 (fr) * 2007-05-10 2008-11-14 France Telecom Procede de codage et decodage audio, codeur audio, decodeur audio et programmes d'ordinateur associes
FR2916079A1 (fr) * 2007-05-10 2008-11-14 France Telecom Procede de codage et decodage audio, codeur audio, decodeur audio et programmes d'ordinateur associes
WO2009081406A2 (en) * 2007-12-26 2009-07-02 Yissum, Research Development Company Of The Hebrew University Of Jerusalem Method and apparatus for monitoring processes in living cells
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
PL2352147T3 (pl) * 2008-07-11 2014-02-28 Fraunhofer Ges Forschung Urządzenie i sposób kodowania sygnału audio
GB2476747B (en) * 2009-02-04 2011-12-21 Richard Furse Sound system
FR2943867A1 (fr) * 2009-03-31 2010-10-01 France Telecom Traitement d'egalisation de composantes spatiales d'un signal audio 3d
US9020152B2 (en) * 2010-03-05 2015-04-28 Stmicroelectronics Asia Pacific Pte. Ltd. Enabling 3D sound reproduction using a 2D speaker arrangement
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
WO2012025580A1 (en) * 2010-08-27 2012-03-01 Sonicemotion Ag Method and device for enhanced sound field reproduction of spatially encoded audio input signals
EP2450880A1 (en) * 2010-11-05 2012-05-09 Thomson Licensing Data structure for Higher Order Ambisonics audio data
EP2560161A1 (en) * 2011-08-17 2013-02-20 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Optimal mixing matrices and usage of decorrelators in spatial audio processing
CN103165136A (zh) * 2011-12-15 2013-06-19 杜比实验室特许公司 音频处理方法及音频处理设备
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

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101297353A (zh) * 2005-10-26 2008-10-29 Lg电子株式会社 编码和解码多声道音频信号的方法及其装置
US20110305344A1 (en) * 2008-12-30 2011-12-15 Fundacio Barcelona Media Universitat Pompeu Fabra Method and apparatus for three-dimensional acoustic field encoding and optimal reconstruction
US20130010971A1 (en) * 2010-03-26 2013-01-10 Johann-Markus Batke Method and device for decoding an audio soundfield representation for audio playback
US20120155653A1 (en) * 2010-12-21 2012-06-21 Thomson Licensing Method and apparatus for encoding and decoding successive frames of an ambisonics representation of a 2- or 3-dimensional sound field
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

Also Published As

Publication number Publication date
KR102126449B1 (ko) 2020-06-24
TW201412145A (zh) 2014-03-16
JP6866519B2 (ja) 2021-04-28
TWI691214B (zh) 2020-04-11
CN107591159A (zh) 2018-01-16
JP2017207789A (ja) 2017-11-24
CN107424618A (zh) 2017-12-01
JP6676138B2 (ja) 2020-04-08
KR20200077601A (ko) 2020-06-30
CN107403626A (zh) 2017-11-28
JP6205416B2 (ja) 2017-09-27
US20190318751A1 (en) 2019-10-17
CN104428833B (zh) 2017-09-15
CN107424618B (zh) 2021-01-08
US20150154971A1 (en) 2015-06-04
JP2015526759A (ja) 2015-09-10
JP2020091500A (ja) 2020-06-11
TW202013993A (zh) 2020-04-01
TW202103503A (zh) 2021-01-16
TWI602444B (zh) 2017-10-11
JP6453961B2 (ja) 2019-01-16
CN107403625A (zh) 2017-11-28
EP2873071A1 (en) 2015-05-20
US20170061974A1 (en) 2017-03-02
CN107591160A (zh) 2018-01-16
EP2873071B1 (en) 2017-12-13
JP2019040218A (ja) 2019-03-14
CN104428833A (zh) 2015-03-18
EP3327721B1 (en) 2020-11-25
US10614821B2 (en) 2020-04-07
CN107403626B (zh) 2021-01-08
EP3813063A1 (en) 2021-04-28
EP4660999A1 (en) 2025-12-10
EP3327721A1 (en) 2018-05-30
KR20210156311A (ko) 2021-12-24
US9460728B2 (en) 2016-10-04
EP3813063B1 (en) 2025-08-27
CN107403625B (zh) 2021-06-04
TW201739272A (zh) 2017-11-01
EP2688066A1 (en) 2014-01-22
WO2014012944A1 (en) 2014-01-23
KR102340930B1 (ko) 2021-12-20
US9837087B2 (en) 2017-12-05
CN107591160B (zh) 2021-03-19
KR20240091351A (ko) 2024-06-21
CN107591159B (zh) 2020-12-01
KR20200138440A (ko) 2020-12-09
KR20150032704A (ko) 2015-03-27
US10304469B2 (en) 2019-05-28
TWI674009B (zh) 2019-10-01
US20170352355A1 (en) 2017-12-07
KR102187936B1 (ko) 2020-12-07

Similar Documents

Publication Publication Date Title
TWI723805B (zh) 解碼高階立體音響（ｈｏａ）聲訊訊號之方法和設備及其電腦可讀取媒體
HK1242833B (zh) 用於对hoa音频信号进行解码的方法、设备和计算机可读介质
HK1242835B (zh) 用於对hoa音频信号进行解码的方法、设备和计算机可读介质
HK1241131B (zh) 用於对hoa音频信号进行解码的方法、设备和计算机可读介质
HK1241130B (zh) 用於对hoa音频信号进行解码的方法、设备和计算机可读介质
HK1242834B (zh) 用於对hoa音频信号进行解码的方法、设备和计算机可读介质
HK1242833A1 (en) Method, apparatus and computer readable medium for decoding hoa audio signals
HK1241131A1 (en) Method, apparatus and computer readable medium for decoding hoa audio signals
HK1242835A1 (en) Method, apparatus and computer readable medium for decoding hoa audio signals