HK1208569A1 - Method and apparatus for compressing and decompressing a higher order ambisonics signal representation - Google Patents

Method and apparatus for compressing and decompressing a higher order ambisonics signal representation

Info

Publication number
HK1208569A1
HK1208569A1 HK15109104.7A HK15109104A HK1208569A1 HK 1208569 A1 HK1208569 A1 HK 1208569A1 HK 15109104 A HK15109104 A HK 15109104A HK 1208569 A1 HK1208569 A1 HK 1208569A1
Authority
HK
Hong Kong
Prior art keywords
decompressing
compressing
higher order
signal representation
order ambisonics
Prior art date
Application number
HK15109104.7A
Other languages
English (en)
Chinese (zh)
Inventor
Alexander Krger
Sven Kordon
Johannes Boehm
Johann-Markus Batke
Original Assignee
Thomson Licensing
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 Thomson Licensing filed Critical Thomson Licensing
Publication of HK1208569A1 publication Critical patent/HK1208569A1/xx

Links

Classifications

    • 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
    • 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
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/86—Arrangements characterised by the broadcast information itself
    • H04H20/88—Stereophonic broadcast systems
    • H04H20/89—Stereophonic broadcast systems using three or more audio channels, e.g. triphonic or quadraphonic
    • 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)
  • Multimedia (AREA)
  • Acoustics & Sound (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Mathematical Physics (AREA)
  • Mathematical Analysis (AREA)
  • General Physics & Mathematics (AREA)
  • Algebra (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Stereophonic System (AREA)
  • User Interface Of Digital Computer (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
HK15109104.7A 2012-05-14 2015-09-17 Method and apparatus for compressing and decompressing a higher order ambisonics signal representation HK1208569A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP12305537.8A EP2665208A1 (en) 2012-05-14 2012-05-14 Method and apparatus for compressing and decompressing a Higher Order Ambisonics signal representation
PCT/EP2013/059363 WO2013171083A1 (en) 2012-05-14 2013-05-06 Method and apparatus for compressing and decompressing a higher order ambisonics signal representation

Publications (1)

Publication Number Publication Date
HK1208569A1 true HK1208569A1 (en) 2016-03-04

Family

ID=48430722

Family Applications (1)

Application Number Title Priority Date Filing Date
HK15109104.7A HK1208569A1 (en) 2012-05-14 2015-09-17 Method and apparatus for compressing and decompressing a higher order ambisonics signal representation

Country Status (10)

Country Link
US (6) US9454971B2 (ko)
EP (5) EP2665208A1 (ko)
JP (6) JP6211069B2 (ko)
KR (6) KR102651455B1 (ko)
CN (10) CN112712810B (ko)
AU (5) AU2013261933B2 (ko)
BR (1) BR112014028439B1 (ko)
HK (1) HK1208569A1 (ko)
TW (6) TWI600005B (ko)
WO (1) WO2013171083A1 (ko)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2665208A1 (en) * 2012-05-14 2013-11-20 Thomson Licensing Method and apparatus for compressing and decompressing a Higher Order Ambisonics signal representation
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
EP2765791A1 (en) 2013-02-08 2014-08-13 Thomson Licensing Method and apparatus for determining directions of uncorrelated sound sources in a higher order ambisonics representation of 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
US9769586B2 (en) * 2013-05-29 2017-09-19 Qualcomm Incorporated Performing order reduction with respect to higher order ambisonic coefficients
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
CN105981100B (zh) 2014-01-08 2020-02-28 杜比国际公司 用于改善对声场的高阶高保真度立体声响复制表示进行编码所需的边信息的编码的方法和装置
US9922656B2 (en) 2014-01-30 2018-03-20 Qualcomm Incorporated Transitioning of ambient higher-order ambisonic coefficients
US9489955B2 (en) * 2014-01-30 2016-11-08 Qualcomm Incorporated Indicating frame parameter reusability for coding vectors
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
CN109410961B (zh) 2014-03-21 2023-08-25 杜比国际公司 用于对压缩的hoa信号进行解码的方法、装置和存储介质
US10412522B2 (en) * 2014-03-21 2019-09-10 Qualcomm Incorporated Inserting audio channels into descriptions of soundfields
EP4089674A1 (en) 2014-03-21 2022-11-16 Dolby International AB Method for decompressing a compressed hoa signal and apparatus for decompressing a compressed hoa signal
TWI833562B (zh) 2014-03-24 2024-02-21 瑞典商杜比國際公司 應用動態範圍壓縮至高階保真立體音響信號之方法和裝置
WO2015145782A1 (en) 2014-03-26 2015-10-01 Panasonic Corporation Apparatus and method for surround audio signal processing
US9620137B2 (en) 2014-05-16 2017-04-11 Qualcomm Incorporated Determining between scalar and vector quantization in higher order ambisonic coefficients
US9852737B2 (en) 2014-05-16 2017-12-26 Qualcomm Incorporated Coding vectors decomposed from higher-order ambisonics audio signals
US10134403B2 (en) * 2014-05-16 2018-11-20 Qualcomm Incorporated Crossfading between higher order ambisonic signals
US10770087B2 (en) 2014-05-16 2020-09-08 Qualcomm Incorporated Selecting codebooks for coding vectors decomposed from higher-order ambisonic audio signals
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
WO2015197517A1 (en) * 2014-06-27 2015-12-30 Thomson Licensing Coded hoa data frame representation that includes non-differential gain values associated with channel signals of specific ones of the data frames of an hoa data frame representation
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
US9792924B2 (en) * 2014-06-27 2017-10-17 Dolby Laboratories Licensing Corporation 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
EP2963949A1 (en) * 2014-07-02 2016-01-06 Thomson Licensing Method and apparatus for decoding a compressed HOA representation, and method and apparatus for encoding a compressed HOA representation
EP3164868A1 (en) * 2014-07-02 2017-05-10 Dolby International AB Method and apparatus for decoding a compressed hoa representation, and method and apparatus for encoding a compressed hoa representation
EP2963948A1 (en) * 2014-07-02 2016-01-06 Thomson Licensing Method and apparatus for encoding/decoding of directions of dominant directional signals within subbands of a HOA signal representation
US9838819B2 (en) * 2014-07-02 2017-12-05 Qualcomm Incorporated Reducing correlation between higher order ambisonic (HOA) background channels
KR102363275B1 (ko) 2014-07-02 2022-02-16 돌비 인터네셔널 에이비 Ｈｏａ 신호 표현의 부대역들 내의 우세 방향 신호들의 방향들의 인코딩/디코딩을 위한 방법 및 장치
WO2016001355A1 (en) * 2014-07-02 2016-01-07 Thomson Licensing Method and apparatus for encoding/decoding of directions of dominant directional signals within subbands of a hoa signal representation
EP3165007B1 (en) 2014-07-03 2018-04-25 Dolby Laboratories Licensing Corporation Auxiliary augmentation of soundfields
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
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
EP3073488A1 (en) * 2015-03-24 2016-09-28 Thomson Licensing Method and apparatus for embedding and regaining watermarks in an ambisonics representation of a sound field
US10468037B2 (en) 2015-07-30 2019-11-05 Dolby Laboratories Licensing Corporation Method and apparatus for generating from an HOA signal representation a mezzanine HOA signal representation
US10257632B2 (en) 2015-08-31 2019-04-09 Dolby Laboratories Licensing Corporation Method for frame-wise combined decoding and rendering of a compressed HOA signal and apparatus for frame-wise combined decoding and rendering of a compressed HOA signal
JP6797197B2 (ja) * 2015-10-08 2020-12-09 ドルビー・インターナショナル・アーベー 圧縮された音または音場表現のための層構成の符号化
US9959880B2 (en) * 2015-10-14 2018-05-01 Qualcomm Incorporated Coding higher-order ambisonic coefficients during multiple transitions
SG11201803909TA (en) * 2015-11-17 2018-06-28 Dolby Laboratories Licensing Corp Headtracking for parametric binaural output system and method
US20180338212A1 (en) * 2017-05-18 2018-11-22 Qualcomm Incorporated Layered intermediate compression for higher order ambisonic audio data
US10595146B2 (en) 2017-12-21 2020-03-17 Verizon Patent And Licensing Inc. Methods and systems for extracting location-diffused ambient sound from a real-world scene
US10657974B2 (en) * 2017-12-21 2020-05-19 Qualcomm Incorporated Priority information for higher order ambisonic audio data
JP6652990B2 (ja) * 2018-07-20 2020-02-26 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
CN110211038A (zh) * 2019-04-29 2019-09-06 南京航空航天大学 基于dirac残差深度神经网络的超分辨率重建方法
CN113449255B (zh) * 2021-06-15 2022-11-11 电子科技大学 一种改进的稀疏约束下环境分量相位角估计方法、设备及存储介质
CN115881140A (zh) * 2021-09-29 2023-03-31 华为技术有限公司 编解码方法、装置、设备、存储介质及计算机程序产品
CN115096428B (zh) * 2022-06-21 2023-01-24 天津大学 一种声场重建方法、装置、计算机设备和存储介质

Family Cites Families (61)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100206333B1 (ko) * 1996-10-08 1999-07-01 윤종용 두개의 스피커를 이용한 멀티채널 오디오 재생장치및 방법
EP1002388B1 (en) * 1997-05-19 2006-08-09 Verance Corporation Apparatus and method for embedding and extracting information in analog signals using distributed signal features
FR2779951B1 (fr) 1998-06-19 2004-05-21 Oreal Composition tinctoriale contenant une pyrazolo-[1,5-a]- pyrimidine a titre de base d'oxydation et un coupleur naphtalenique, et procedes de teinture
US7231054B1 (en) * 1999-09-24 2007-06-12 Creative Technology Ltd Method and apparatus for three-dimensional audio display
US6763623B2 (en) * 2002-08-07 2004-07-20 Grafoplast S.P.A. Printed rigid multiple tags, printable with a thermal transfer printer for marking of electrotechnical and electronic elements
KR20050075510A (ko) * 2004-01-15 2005-07-21 삼성전자주식회사 통신 단말기를 위한 3차원 입체음향의 재생/저장 장치 및방법
ATE409399T1 (de) * 2004-03-11 2008-10-15 Pss Belgium Nv Verfahren und system zum verarbeiten von tonsignalen
CN1677490A (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
US7548853B2 (en) * 2005-06-17 2009-06-16 Shmunk Dmitry V Scalable compressed audio bit stream and codec using a hierarchical filterbank and multichannel joint coding
ATE527833T1 (de) * 2006-05-04 2011-10-15 Lg Electronics Inc Verbesserung von stereo-audiosignalen mittels neuabmischung
US8712061B2 (en) * 2006-05-17 2014-04-29 Creative Technology Ltd Phase-amplitude 3-D stereo encoder and decoder
US8374365B2 (en) * 2006-05-17 2013-02-12 Creative Technology Ltd Spatial audio analysis and synthesis for binaural reproduction and format conversion
DE102006047197B3 (de) * 2006-07-31 2008-01-31 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Verarbeiten eines reellen Subband-Signals zur Reduktion von Aliasing-Effekten
US7558685B2 (en) * 2006-11-29 2009-07-07 Samplify Systems, Inc. Frequency resolution using compression
KR100885699B1 (ko) * 2006-12-01 2009-02-26 엘지전자 주식회사 키 입력 장치 및 입력 방법
CN101206860A (zh) * 2006-12-20 2008-06-25 华为技术有限公司 一种可分层音频编解码方法及装置
KR101379263B1 (ko) * 2007-01-12 2014-03-28 삼성전자주식회사 대역폭 확장 복호화 방법 및 장치
US20090043577A1 (en) * 2007-08-10 2009-02-12 Ditech Networks, Inc. Signal presence detection using bi-directional communication data
BRPI0815972B1 (pt) * 2007-08-27 2020-02-04 Ericsson Telefon Ab L M método para recuperação de espectro em decodificação espectral de um sinal de áudio, método para uso em codificação espectral de um sinal de áudio, decodificador, e, codificador
GB2467668B (en) * 2007-10-03 2011-12-07 Creative Tech Ltd Spatial audio analysis and synthesis for binaural reproduction and format conversion
WO2009046460A2 (en) * 2007-10-04 2009-04-09 Creative Technology Ltd Phase-amplitude 3-d stereo encoder and decoder
WO2009067741A1 (en) * 2007-11-27 2009-06-04 Acouity Pty Ltd Bandwidth compression of parametric soundfield representations for transmission and storage
WO2009081003A1 (fr) * 2007-12-21 2009-07-02 France Telecom Codage/decodage par transformee, a fenetres adaptatives
CN101202043B (zh) * 2007-12-28 2011-06-15 清华大学 音频信号的编码方法和装置与解码方法和装置
EP2077550B8 (en) * 2008-01-04 2012-03-14 Dolby International AB Audio encoder and decoder
EP2248352B1 (en) * 2008-02-14 2013-01-23 Dolby Laboratories Licensing Corporation Stereophonic widening
US8812309B2 (en) * 2008-03-18 2014-08-19 Qualcomm Incorporated Methods and apparatus for suppressing ambient noise using multiple audio signals
US8611554B2 (en) * 2008-04-22 2013-12-17 Bose Corporation Hearing assistance apparatus
KR101250309B1 (ko) * 2008-07-11 2013-04-04 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 에일리어싱 스위치 기법을 이용하여 오디오 신호를 인코딩/디코딩하는 장치 및 방법
EP2144231A1 (en) * 2008-07-11 2010-01-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Low bitrate audio encoding/decoding scheme with common preprocessing
EP2154677B1 (en) * 2008-08-13 2013-07-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. An apparatus for determining a converted spatial audio signal
WO2010076460A1 (fr) * 2008-12-15 2010-07-08 France Telecom Codage perfectionne de signaux audionumériques multicanaux
ES2733878T3 (es) * 2008-12-15 2019-12-03 Orange Codificación mejorada de señales de audio digitales multicanales
EP2205007B1 (en) * 2008-12-30 2019-01-09 Dolby International AB Method and apparatus for three-dimensional acoustic field encoding and optimal reconstruction
CN101770777B (zh) * 2008-12-31 2012-04-25 华为技术有限公司 一种线性预测编码频带扩展方法、装置和编解码系统
GB2476747B (en) * 2009-02-04 2011-12-21 Richard Furse Sound system
CA2790956C (en) * 2010-02-24 2017-01-17 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus for generating an enhanced downmix signal, method for generating an enhanced downmix signal and computer program
WO2011104463A1 (fr) * 2010-02-26 2011-09-01 France Telecom Compression de flux audio multicanal
CN102823277B (zh) * 2010-03-26 2015-07-15 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
US20120029912A1 (en) * 2010-07-27 2012-02-02 Voice Muffler Corporation Hands-free Active Noise Canceling Device
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
KR101826331B1 (ko) * 2010-09-15 2018-03-22 삼성전자주식회사 고주파수 대역폭 확장을 위한 부호화/복호화 장치 및 방법
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
FR2969804A1 (fr) * 2010-12-23 2012-06-29 France Telecom Filtrage perfectionne dans le domaine transforme.
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
EP2665208A1 (en) 2012-05-14 2013-11-20 Thomson Licensing Method and apparatus for compressing and decompressing a Higher Order Ambisonics signal representation
US9288603B2 (en) 2012-07-15 2016-03-15 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for backward-compatible audio coding
EP2733963A1 (en) * 2012-11-14 2014-05-21 Thomson Licensing Method and apparatus for facilitating listening to a sound signal for matrixed sound signals
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
CN108174341B (zh) * 2013-01-16 2021-01-08 杜比国际公司 测量高阶高保真度立体声响复制响度级的方法及设备
EP2765791A1 (en) * 2013-02-08 2014-08-13 Thomson Licensing Method and apparatus for determining directions of uncorrelated sound sources in a higher order ambisonics representation of a sound field
US9685163B2 (en) * 2013-03-01 2017-06-20 Qualcomm Incorporated Transforming spherical harmonic coefficients
EP2782094A1 (en) * 2013-03-22 2014-09-24 Thomson Licensing Method and apparatus for enhancing directivity of a 1st order Ambisonics signal
US9769586B2 (en) * 2013-05-29 2017-09-19 Qualcomm Incorporated Performing order reduction with respect to higher order ambisonic coefficients
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
KR101480474B1 (ko) * 2013-10-08 2015-01-09 엘지전자 주식회사 오디오 재생장치와 이를 포함하는 시스템
EP3073488A1 (en) * 2015-03-24 2016-09-28 Thomson Licensing Method and apparatus for embedding and regaining watermarks in an ambisonics representation of a sound field
US10796704B2 (en) * 2018-08-17 2020-10-06 Dts, Inc. Spatial audio signal decoder
US11429340B2 (en) * 2019-07-03 2022-08-30 Qualcomm Incorporated Audio capture and rendering for extended reality experiences

Also Published As

Publication number Publication date
KR20150010727A (ko) 2015-01-28
CN116312573A (zh) 2023-06-23
CN106971738B (zh) 2021-01-15
CN112735447A (zh) 2021-04-30
WO2013171083A1 (en) 2013-11-21
KR102231498B1 (ko) 2021-03-24
JP7090119B2 (ja) 2022-06-23
US11234091B2 (en) 2022-01-25
KR102121939B1 (ko) 2020-06-11
BR112014028439A2 (pt) 2017-06-27
EP4246511A2 (en) 2023-09-20
EP2850753B1 (en) 2019-08-14
JP6698903B2 (ja) 2020-05-27
KR102427245B1 (ko) 2022-07-29
EP4012703B1 (en) 2023-04-19
TW201738879A (zh) 2017-11-01
TWI600005B (zh) 2017-09-21
CN107180638A (zh) 2017-09-19
US20190327572A1 (en) 2019-10-24
CN104285390A (zh) 2015-01-14
AU2013261933A1 (en) 2014-11-13
BR112014028439B1 (pt) 2023-02-14
TWI725419B (zh) 2021-04-21
AU2016262783B2 (en) 2018-12-06
US9454971B2 (en) 2016-09-27
TW202006704A (zh) 2020-02-01
KR20230058548A (ko) 2023-05-03
EP2850753A1 (en) 2015-03-25
JP2022120119A (ja) 2022-08-17
AU2022215160B2 (en) 2024-07-18
US20220103960A1 (en) 2022-03-31
TWI666627B (zh) 2019-07-21
JP7471344B2 (ja) 2024-04-19
AU2019201490A1 (en) 2019-03-28
CN107170458A (zh) 2017-09-15
EP2665208A1 (en) 2013-11-20
CN107170458B (zh) 2021-01-12
US20240147173A1 (en) 2024-05-02
BR112014028439A8 (pt) 2017-12-05
AU2022215160A1 (en) 2022-09-01
JP2018025808A (ja) 2018-02-15
TW201346890A (zh) 2013-11-16
CN104285390B (zh) 2017-06-09
US9980073B2 (en) 2018-05-22
CN107017002B (zh) 2021-03-09
CN107017002A (zh) 2017-08-04
KR20210034101A (ko) 2021-03-29
KR102651455B1 (ko) 2024-03-27
US10390164B2 (en) 2019-08-20
EP4246511A3 (en) 2023-09-27
TWI823073B (zh) 2023-11-21
JP2015520411A (ja) 2015-07-16
JP6211069B2 (ja) 2017-10-11
CN107180637B (zh) 2021-01-12
CN112735447B (zh) 2023-03-31
TWI618049B (zh) 2018-03-11
CN112712810A (zh) 2021-04-27
CN107180637A (zh) 2017-09-19
CN112712810B (zh) 2023-04-18
KR20240045340A (ko) 2024-04-05
CN106971738A (zh) 2017-07-21
JP2024084842A (ja) 2024-06-25
TWI634546B (zh) 2018-09-01
TW201812742A (zh) 2018-04-01
US11792591B2 (en) 2023-10-17
CN107180638B (zh) 2021-01-15
JP6500065B2 (ja) 2019-04-10
US20160337775A1 (en) 2016-11-17
KR20200067954A (ko) 2020-06-12
TW202205259A (zh) 2022-02-01
AU2019201490B2 (en) 2021-03-11
EP3564952A1 (en) 2019-11-06
JP2019133175A (ja) 2019-08-08
EP4012703A1 (en) 2022-06-15
TW201905898A (zh) 2019-02-01
KR20220112856A (ko) 2022-08-11
AU2016262783A1 (en) 2016-12-15
CN116229995A (zh) 2023-06-06
AU2013261933B2 (en) 2017-02-02
JP2020144384A (ja) 2020-09-10
EP3564952B1 (en) 2021-12-29
KR102526449B1 (ko) 2023-04-28
US20150098572A1 (en) 2015-04-09
AU2021203791A1 (en) 2021-07-08
US20180220248A1 (en) 2018-08-02
AU2021203791B2 (en) 2022-09-01

Similar Documents

Publication Publication Date Title
HK1208569A1 (en) Method and apparatus for compressing and decompressing a higher order ambisonics signal representation
HK1216356A1 (zh) 對聲場的高階立體混響表示進行壓縮和解壓縮的方法和設備
GB2499298B (en) Method and apparatus for compressing and decompressing data
TWI562138B (en) Method and apparatus for encoding and decoding audio signal
ZA201502578B (en) Method and apparatus for video coding
PL2901688T3 (pl) Aparat i sposób do kodowania i dekodowania wideo
ZA201408279B (en) Method and apparatus for video coding
EP2849377A4 (en) CODING METHOD AND DEVICE
EP2868092A4 (en) METHOD AND DEVICE FOR VIDEO CODING
EP2865178A4 (en) METHOD AND DEVICE FOR VIDEO CODING
SG11201406920PA (en) Method and apparatus for video coding
SG11201404509QA (en) Method and apparatus for video coding
SG10201709574WA (en) Audio providing apparatus and audio providing method
PT2613315T (pt) Método e dispositivo para codificar/descodificar sinais áudio
EP2814196A4 (en) SIGNAL TRANSMITTING-RECEIVING METHOD AND APPARATUS THEREFOR
PL3136727T3 (pl) Sposób kodowania ruchomych obrazów i urządzenie do kodowania ruchomych obrazów
HK1182246A1 (en) Encoding/decoding method and apparatus
HUE046468T2 (hu) Kódoló eljárás és kódoló berendezés
HK1166558A1 (zh) 種數據壓縮、解壓縮方法及設備
EP2841255A4 (en) RESIN MANUFACTURING METHOD AND RESIN MANUFACTURING APPARATUS
GB201505269D0 (en) Apparatus and method for coding and modulation
EP2813078A4 (en) ENCODING METHOD AND APPARATUS
GB201218008D0 (en) Method and apparatus for providing a pre-characterised high frequency signal
GB2504768B (en) Compression apparatus and method
GB2501750B (en) Method and apparatus for coding a signal in a relay network