CN113646836A - 声场相关渲染 - Google Patents

声场相关渲染 Download PDF

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Publication number
CN113646836A
CN113646836A CN202080024441.9A CN202080024441A CN113646836A CN 113646836 A CN113646836 A CN 113646836A CN 202080024441 A CN202080024441 A CN 202080024441A CN 113646836 A CN113646836 A CN 113646836A
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CN
China
Prior art keywords
audio signals
type
signal
audio
audio signal
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN202080024441.9A
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English (en)
Chinese (zh)
Inventor
M-V·莱蒂南
J·维卡莫
L·拉克索南
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nokia Technologies Oy
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Nokia Technologies Oy
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Filing date
Publication date
Application filed by Nokia Technologies Oy filed Critical Nokia Technologies Oy
Publication of CN113646836A publication Critical patent/CN113646836A/zh
Pending legal-status Critical Current

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    • 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
    • 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 
    • 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 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/03—Aspects of down-mixing multi-channel audio to configurations with lower numbers of playback channels, e.g. 7.1 -> 5.1
    • 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
    • H04S2420/03—Application of parametric coding in stereophonic audio systems
    • 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)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Stereophonic System (AREA)
CN202080024441.9A 2019-03-27 2020-03-19 声场相关渲染 Pending CN113646836A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB1904261.3 2019-03-27
GB1904261.3A GB2582748A (en) 2019-03-27 2019-03-27 Sound field related rendering
PCT/FI2020/050174 WO2020193852A1 (en) 2019-03-27 2020-03-19 Sound field related rendering

Publications (1)

Publication Number Publication Date
CN113646836A true CN113646836A (zh) 2021-11-12

Family

ID=66381471

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080024441.9A Pending CN113646836A (zh) 2019-03-27 2020-03-19 声场相关渲染

Country Status (6)

Country Link
US (2) US12058511B2 (enExample)
EP (1) EP3948863A4 (enExample)
JP (2) JP7704686B2 (enExample)
CN (1) CN113646836A (enExample)
GB (1) GB2582748A (enExample)
WO (1) WO2020193852A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114173256A (zh) * 2021-12-10 2022-03-11 中国电影科学技术研究所 一种还原声场空间及姿态追踪的方法、装置和设备

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201909133D0 (en) * 2019-06-25 2019-08-07 Nokia Technologies Oy Spatial audio representation and rendering
GB202002900D0 (en) 2020-02-28 2020-04-15 Nokia Technologies Oy Audio repersentation and associated rendering

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CN101276587A (zh) * 2007-03-27 2008-10-01 北京天籁传音数字技术有限公司 声音编码装置及其方法和声音解码装置及其方法
US20100174548A1 (en) * 2006-09-29 2010-07-08 Seung-Kwon Beack Apparatus and method for coding and decoding multi-object audio signal with various channel
US20110182432A1 (en) * 2009-07-31 2011-07-28 Tomokazu Ishikawa Coding apparatus and decoding apparatus
CN102982804A (zh) * 2011-09-02 2013-03-20 杜比实验室特许公司 音频分类方法和系统
US20150154965A1 (en) * 2012-07-19 2015-06-04 Thomson Licensing Method and device for improving the rendering of multi-channel audio signals
US20170110140A1 (en) * 2015-10-14 2017-04-20 Qualcomm Incorporated Coding higher-order ambisonic coefficients during multiple transitions
US20170162210A1 (en) * 2015-12-03 2017-06-08 Le Holdings (Beijing) Co., Ltd. Method and device for audio data processing
CN107925815A (zh) * 2015-07-08 2018-04-17 诺基亚技术有限公司 空间音频处理装置
CN108269577A (zh) * 2016-12-30 2018-07-10 华为技术有限公司 立体声编码方法及立体声编码器

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US8675881B2 (en) * 2010-10-21 2014-03-18 Bose Corporation Estimation of synthetic audio prototypes
GB2512276A (en) * 2013-02-15 2014-10-01 Univ Warwick Multisensory data compression
US9769586B2 (en) * 2013-05-29 2017-09-19 Qualcomm Incorporated Performing order reduction with respect to higher order ambisonic coefficients
EP2830050A1 (en) * 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for enhanced spatial audio object coding
EP2830333A1 (en) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Multi-channel decorrelator, multi-channel audio decoder, multi-channel audio encoder, methods and computer program using a premix of decorrelator input signals
JP2019533404A (ja) 2016-09-23 2019-11-14 ガウディオ・ラボ・インコーポレイテッド バイノーラルオーディオ信号処理方法及び装置
BR112020000775A2 (pt) * 2017-07-14 2020-07-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. aparelho para gerar uma descrição do campo sonoro, programa de computador, descrição do campo sonoro aprimorada e seu método de geração
ES2985934T3 (es) * 2018-11-13 2024-11-07 Dolby Laboratories Licensing Corp Representar audio espacial por medio de una señal de audio y metadatos asociados

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100174548A1 (en) * 2006-09-29 2010-07-08 Seung-Kwon Beack Apparatus and method for coding and decoding multi-object audio signal with various channel
CN102768836A (zh) * 2006-09-29 2012-11-07 韩国电子通信研究院 用于编码和解码具有各种声道的多对象音频信号的设备和方法
US20140095179A1 (en) * 2006-09-29 2014-04-03 Electronics And Telecommunications Research Institute Apparatus and method for coding and decoding multi-object audio signal with various channel
CN101276587A (zh) * 2007-03-27 2008-10-01 北京天籁传音数字技术有限公司 声音编码装置及其方法和声音解码装置及其方法
US20110182432A1 (en) * 2009-07-31 2011-07-28 Tomokazu Ishikawa Coding apparatus and decoding apparatus
CN102982804A (zh) * 2011-09-02 2013-03-20 杜比实验室特许公司 音频分类方法和系统
US20150154965A1 (en) * 2012-07-19 2015-06-04 Thomson Licensing Method and device for improving the rendering of multi-channel audio signals
CN107925815A (zh) * 2015-07-08 2018-04-17 诺基亚技术有限公司 空间音频处理装置
US20170110140A1 (en) * 2015-10-14 2017-04-20 Qualcomm Incorporated Coding higher-order ambisonic coefficients during multiple transitions
US20170162210A1 (en) * 2015-12-03 2017-06-08 Le Holdings (Beijing) Co., Ltd. Method and device for audio data processing
CN108269577A (zh) * 2016-12-30 2018-07-10 华为技术有限公司 立体声编码方法及立体声编码器

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114173256A (zh) * 2021-12-10 2022-03-11 中国电影科学技术研究所 一种还原声场空间及姿态追踪的方法、装置和设备
CN114173256B (zh) * 2021-12-10 2024-04-19 中国电影科学技术研究所 一种还原声场空间及姿态追踪的方法、装置和设备

Also Published As

Publication number Publication date
WO2020193852A1 (en) 2020-10-01
JP2024023412A (ja) 2024-02-21
US20220174443A1 (en) 2022-06-02
US20240357304A1 (en) 2024-10-24
EP3948863A1 (en) 2022-02-09
US12058511B2 (en) 2024-08-06
JP2022528837A (ja) 2022-06-16
JP7704686B2 (ja) 2025-07-08
EP3948863A4 (en) 2022-11-30
GB2582748A (en) 2020-10-07
GB201904261D0 (en) 2019-05-08

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