JP6297721B2 - 高次アンビソニックオーディオレンダラのための希薄情報を取得すること - Google Patents

高次アンビソニックオーディオレンダラのための希薄情報を取得すること Download PDF

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Publication number
JP6297721B2
JP6297721B2 JP2016569942A JP2016569942A JP6297721B2 JP 6297721 B2 JP6297721 B2 JP 6297721B2 JP 2016569942 A JP2016569942 A JP 2016569942A JP 2016569942 A JP2016569942 A JP 2016569942A JP 6297721 B2 JP6297721 B2 JP 6297721B2
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Japan
Prior art keywords
audio
matrix
bitstream
information
rendering
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JP2016569942A
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English (en)
Japanese (ja)
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JP2017520177A (ja
JP2017520177A5 (enExample
Inventor
ペーターズ、ニルス・ガンザー
セン、ディパンジャン
モッレル、マーティン・ジェームス
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Qualcomm Inc
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Qualcomm Inc
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Priority claimed from US14/724,560 external-priority patent/US9609452B2/en
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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
    • 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
    • G10L19/04—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
    • G10L19/167—Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
    • 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)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Stereophonic System (AREA)
  • Circuit For Audible Band Transducer (AREA)
JP2016569942A 2014-05-30 2015-05-29 高次アンビソニックオーディオレンダラのための希薄情報を取得すること Active JP6297721B2 (ja)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201462005829P 2014-05-30 2014-05-30
US62/005,829 2014-05-30
US201462023662P 2014-07-11 2014-07-11
US62/023,662 2014-07-11
US14/724,560 US9609452B2 (en) 2013-02-08 2015-05-28 Obtaining sparseness information for higher order ambisonic audio renderers
US14/724,560 2015-05-28
PCT/US2015/033262 WO2015184307A1 (en) 2014-05-30 2015-05-29 Obtaining sparseness information for higher order ambisonic audio renderers

Publications (3)

Publication Number Publication Date
JP2017520177A JP2017520177A (ja) 2017-07-20
JP2017520177A5 JP2017520177A5 (enExample) 2017-12-21
JP6297721B2 true JP6297721B2 (ja) 2018-03-20

Family

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Family Applications (1)

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JP2016569942A Active JP6297721B2 (ja) 2014-05-30 2015-05-29 高次アンビソニックオーディオレンダラのための希薄情報を取得すること

Country Status (9)

Country Link
EP (1) EP3149971B1 (enExample)
JP (1) JP6297721B2 (enExample)
KR (1) KR101818877B1 (enExample)
CN (2) CN110827839B (enExample)
BR (1) BR112016028215B1 (enExample)
CA (1) CA2949108C (enExample)
ES (1) ES2699657T3 (enExample)
HU (1) HUE042058T2 (enExample)
WO (1) WO2015184307A1 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020518159A (ja) 2017-04-18 2020-06-18 オムニオ、サウンド、リミテッドＯｍｎｉｏ Ｓｏｕｎｄ Ｌｉｍｉｔｅｄ 心理音響的なグループ化現象を有するステレオ展開
GB2572419A (en) * 2018-03-29 2019-10-02 Nokia Technologies Oy Spatial sound rendering
KR102823969B1 (ko) 2018-04-16 2025-06-23 돌비 레버러토리즈 라이쎈싱 코오포레이션 방향성 사운드 소스의 인코딩 및 디코딩을 위한 방법, 장치 및 시스템
US10999693B2 (en) * 2018-06-25 2021-05-04 Qualcomm Incorporated Rendering different portions of audio data using different renderers
US11798569B2 (en) * 2018-10-02 2023-10-24 Qualcomm Incorporated Flexible rendering of audio data
CN110764696B (zh) * 2019-09-26 2020-10-16 开放智能机器（上海）有限公司 向量信息存储及更新的方法、装置、电子设备及存储介质

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101379552B (zh) * 2006-02-07 2013-06-19 Lg电子株式会社 用于编码/解码信号的装置和方法
WO2010070016A1 (en) * 2008-12-19 2010-06-24 Dolby Sweden Ab Method and apparatus for applying reverb to a multi-channel audio signal using spatial cue parameters
US9113281B2 (en) * 2009-10-07 2015-08-18 The University Of Sydney Reconstruction of a recorded sound field
WO2011076285A1 (en) * 2009-12-23 2011-06-30 Nokia Corporation Sparse audio
EP2450880A1 (en) * 2010-11-05 2012-05-09 Thomson Licensing Data structure for Higher Order Ambisonics audio data
KR102817211B1 (ko) * 2011-07-01 2025-06-10 돌비 레버러토리즈 라이쎈싱 코오포레이션 적응형 오디오 신호 생성， 코딩 및 렌더링을 위한 시스템 및 방법
EP2637427A1 (en) * 2012-03-06 2013-09-11 Thomson Licensing Method and apparatus for playback of a higher-order ambisonics audio signal
BR112015001128B1 (pt) * 2012-07-16 2021-09-08 Dolby International Ab Método e dispositivo para renderização de uma representação de um som ou campo sonoro e meio legível por computador

Also Published As

Publication number Publication date
EP3149971B1 (en) 2018-08-29
CN110827839A (zh) 2020-02-21
BR112016028215A2 (pt) 2017-08-22
CN106415712B (zh) 2019-11-15
CN106415712A (zh) 2017-02-15
WO2015184307A1 (en) 2015-12-03
KR20170015897A (ko) 2017-02-10
CA2949108C (en) 2019-02-26
JP2017520177A (ja) 2017-07-20
BR112016028215B1 (pt) 2022-08-23
CN110827839B (zh) 2023-09-19
HUE042058T2 (hu) 2019-06-28
EP3149971A1 (en) 2017-04-05
ES2699657T3 (es) 2019-02-12
KR101818877B1 (ko) 2018-01-15
CA2949108A1 (en) 2015-12-03

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