CN106415712B - 用于渲染高阶立体混响系数的装置和方法 - Google Patents

用于渲染高阶立体混响系数的装置和方法 Download PDF

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Publication number
CN106415712B
CN106415712B CN201580028070.0A CN201580028070A CN106415712B CN 106415712 B CN106415712 B CN 106415712B CN 201580028070 A CN201580028070 A CN 201580028070A CN 106415712 B CN106415712 B CN 106415712B
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audio
matrix
information
rendering
bitstream
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CN106415712A (zh
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N·G·彼得斯
D·森
M·J·莫雷尔
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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)
  • Acoustics & Sound (AREA)
  • Signal Processing (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)
CN201580028070.0A 2014-05-30 2015-05-29 用于渲染高阶立体混响系数的装置和方法 Active CN106415712B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910995684.6A CN110827839B (zh) 2014-05-30 2015-05-29 用于渲染高阶立体混响系数的装置和方法

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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CN106415712B true CN106415712B (zh) 2019-11-15

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EP (1) EP3149971B1 (enrdf_load_stackoverflow)
JP (1) JP6297721B2 (enrdf_load_stackoverflow)
KR (1) KR101818877B1 (enrdf_load_stackoverflow)
CN (2) CN106415712B (enrdf_load_stackoverflow)
BR (1) BR112016028215B1 (enrdf_load_stackoverflow)
CA (1) CA2949108C (enrdf_load_stackoverflow)
ES (1) ES2699657T3 (enrdf_load_stackoverflow)
HU (1) HUE042058T2 (enrdf_load_stackoverflow)
WO (1) WO2015184307A1 (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110495189A (zh) * 2017-04-18 2019-11-22 奥姆尼欧声音有限公司 利用心理声学分组现象的立体声展开
GB2572419A (en) * 2018-03-29 2019-10-02 Nokia Technologies Oy Spatial sound rendering
JP7321170B2 (ja) 2018-04-16 2023-08-04 ドルビー ラボラトリーズ ライセンシング コーポレイション 方向性音源のエンコードおよびデコードのための方法、装置およびシステム
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 (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102257562A (zh) * 2008-12-19 2011-11-23 杜比国际公司 用空间线索参数对多通道音频信号应用混响的方法和装置
CN102770913A (zh) * 2009-12-23 2012-11-07 诺基亚公司 稀疏音频
CN103313182A (zh) * 2012-03-06 2013-09-18 汤姆逊许可公司 用于回放更高阶立体混响音频信号的方法和设备
WO2014012945A1 (en) * 2012-07-16 2014-01-23 Thomson Licensing Method and device for rendering an audio soundfield representation for audio playback

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101379554B (zh) * 2006-02-07 2012-09-19 Lg电子株式会社 用于编码/解码信号的装置和方法
EP2486561B1 (en) * 2009-10-07 2016-03-30 The University Of Sydney Reconstruction of a recorded sound field
EP2450880A1 (en) * 2010-11-05 2012-05-09 Thomson Licensing Data structure for Higher Order Ambisonics audio data
IL302167B2 (en) * 2011-07-01 2024-11-01 Dolby Laboratories Licensing Corp A system and method for producing, encoding and realizing a given voice signal

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102257562A (zh) * 2008-12-19 2011-11-23 杜比国际公司 用空间线索参数对多通道音频信号应用混响的方法和装置
CN102770913A (zh) * 2009-12-23 2012-11-07 诺基亚公司 稀疏音频
CN103313182A (zh) * 2012-03-06 2013-09-18 汤姆逊许可公司 用于回放更高阶立体混响音频信号的方法和设备
WO2014012945A1 (en) * 2012-07-16 2014-01-23 Thomson Licensing Method and device for rendering an audio soundfield representation for audio playback

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Reducing the bandwidth of sparse symmetric matrices;E.CUTHILL ET AL.;《PROCEEDING OF THE 1969 24TH NATIONAL CONFERENCE》;19690101;第57-61页 *
Symmetric Eigenvalue Problem Tridiagonal Reduction;Gray Ballard et al.;《Retrieved from the internet:URL:http://www.eecs.berkeley.edu/ballard/projects/CS267paper.pdf》;20090318;第1页 *

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Publication number Publication date
CN110827839B (zh) 2023-09-19
JP6297721B2 (ja) 2018-03-20
BR112016028215B1 (pt) 2022-08-23
EP3149971A1 (en) 2017-04-05
CN110827839A (zh) 2020-02-21
CA2949108C (en) 2019-02-26
WO2015184307A1 (en) 2015-12-03
JP2017520177A (ja) 2017-07-20
KR20170015897A (ko) 2017-02-10
KR101818877B1 (ko) 2018-01-15
ES2699657T3 (es) 2019-02-12
HUE042058T2 (hu) 2019-06-28
CA2949108A1 (en) 2015-12-03
BR112016028215A2 (pt) 2017-08-22
EP3149971B1 (en) 2018-08-29
CN106415712A (zh) 2017-02-15

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