KR101818877B1 - 고차 앰비소닉 오디오 렌더러들에 대한 희소성 정보의 획득 - Google Patents

고차 앰비소닉 오디오 렌더러들에 대한 희소성 정보의 획득 Download PDF

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KR101818877B1
KR101818877B1 KR1020167033117A KR20167033117A KR101818877B1 KR 101818877 B1 KR101818877 B1 KR 101818877B1 KR 1020167033117 A KR1020167033117 A KR 1020167033117A KR 20167033117 A KR20167033117 A KR 20167033117A KR 101818877 B1 KR101818877 B1 KR 101818877B1
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audio
matrix
bitstream
information
coefficients
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KR20170015897A (ko
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닐스 귄터 페터스
디판잔 센
마틴 제임스 모렐
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퀄컴 인코포레이티드
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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)
KR1020167033117A 2014-05-30 2015-05-29 고차 앰비소닉 오디오 렌더러들에 대한 희소성 정보의 획득 Expired - Fee Related KR101818877B1 (ko)

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 2015-05-28
US14/724,560 US9609452B2 (en) 2013-02-08 2015-05-28 Obtaining sparseness information for higher order ambisonic audio renderers
PCT/US2015/033262 WO2015184307A1 (en) 2014-05-30 2015-05-29 Obtaining sparseness information for higher order ambisonic audio renderers

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KR20170015897A KR20170015897A (ko) 2017-02-10
KR101818877B1 true KR101818877B1 (ko) 2018-01-15

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

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EP3613222A4 (en) 2017-04-18 2021-01-20 Omnio Sound Limited STEREO DEVELOPMENT WITH PSYCHOACOUSTIC GROUP PHENOMENA
GB2572419A (en) * 2018-03-29 2019-10-02 Nokia Technologies Oy Spatial sound rendering
CN119649826A (zh) * 2018-04-16 2025-03-18 杜比实验室特许公司 用于定向声源的编码及解码的方法、设备及系统
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

Citations (1)

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Publication number Priority date Publication date Assignee Title
US20120259442A1 (en) 2009-10-07 2012-10-11 The University Of Sydney Reconstruction of a recorded sound field

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101385075B (zh) * 2006-02-07 2015-04-22 Lg电子株式会社 用于编码/解码信号的装置和方法
US8965000B2 (en) * 2008-12-19 2015-02-24 Dolby International Ab Method and apparatus for applying reverb to a multi-channel audio signal using spatial cue parameters
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
MY207992A (en) * 2011-07-01 2025-04-03 Dolby Laboratories Licensing Corp System and method for adaptive audio signal generation, coding and rendering
EP2637427A1 (en) * 2012-03-06 2013-09-11 Thomson Licensing Method and apparatus for playback of a higher-order ambisonics audio signal
CN107071687B (zh) * 2012-07-16 2020-02-14 杜比国际公司 用于渲染音频声场表示以供音频回放的方法和设备

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120259442A1 (en) 2009-10-07 2012-10-11 The University Of Sydney Reconstruction of a recorded sound field

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HUE042058T2 (hu) 2019-06-28
JP2017520177A (ja) 2017-07-20
WO2015184307A1 (en) 2015-12-03
CA2949108A1 (en) 2015-12-03
EP3149971A1 (en) 2017-04-05
BR112016028215A2 (pt) 2017-08-22
JP6297721B2 (ja) 2018-03-20
CN106415712B (zh) 2019-11-15
CN110827839A (zh) 2020-02-21
CN110827839B (zh) 2023-09-19
CN106415712A (zh) 2017-02-15
ES2699657T3 (es) 2019-02-12
EP3149971B1 (en) 2018-08-29
CA2949108C (en) 2019-02-26
BR112016028215B1 (pt) 2022-08-23
KR20170015897A (ko) 2017-02-10

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