TWI603631B - 產生及處理表示音訊內容之位元串流之方法、器件及非暫時性電腦可讀儲存媒體 - Google Patents

產生及處理表示音訊內容之位元串流之方法、器件及非暫時性電腦可讀儲存媒體 Download PDF

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TWI603631B
TWI603631B TW103107128A TW103107128A TWI603631B TW I603631 B TWI603631 B TW I603631B TW 103107128 A TW103107128 A TW 103107128A TW 103107128 A TW103107128 A TW 103107128A TW I603631 B TWI603631 B TW I603631B
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Taiwan
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bit stream
spherical harmonic
harmonic coefficients
sound field
bits
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TW103107128A
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English (en)
Chinese (zh)
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TW201446016A (zh
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迪潘強 森
馬汀 詹姆士 摩瑞爾
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高通公司
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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
    • 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
    • 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
    • G10L19/018—Audio watermarking, i.e. embedding inaudible data in the audio signal
    • 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
    • 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)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Stereophonic System (AREA)
  • Circuit For Audible Band Transducer (AREA)
TW103107128A 2013-03-01 2014-03-03 產生及處理表示音訊內容之位元串流之方法、器件及非暫時性電腦可讀儲存媒體 TWI603631B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201361771677P 2013-03-01 2013-03-01
US201361860201P 2013-07-30 2013-07-30
US14/192,819 US9959875B2 (en) 2013-03-01 2014-02-27 Specifying spherical harmonic and/or higher order ambisonics coefficients in bitstreams

Publications (2)

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TW201446016A TW201446016A (zh) 2014-12-01
TWI603631B true TWI603631B (zh) 2017-10-21

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TW103107142A TWI583210B (zh) 2013-03-01 2014-03-03 變換球諧係數

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TW103107142A TWI583210B (zh) 2013-03-01 2014-03-03 變換球諧係數

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US (2) US9959875B2 (enExample)
EP (2) EP2962297B1 (enExample)
JP (2) JP2016510905A (enExample)
KR (2) KR20150123310A (enExample)
CN (2) CN105027199B (enExample)
BR (1) BR112015020892A2 (enExample)
ES (1) ES2738490T3 (enExample)
HU (1) HUE045446T2 (enExample)
TW (2) TWI603631B (enExample)
WO (2) WO2014134472A2 (enExample)

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Also Published As

Publication number Publication date
EP2962297B1 (en) 2019-06-05
CN105027199B (zh) 2018-05-29
KR20150123311A (ko) 2015-11-03
HUE045446T2 (hu) 2019-12-30
US9685163B2 (en) 2017-06-20
CN105027200A (zh) 2015-11-04
TW201503712A (zh) 2015-01-16
EP2962298A2 (en) 2016-01-06
WO2014134472A3 (en) 2015-03-19
ES2738490T3 (es) 2020-01-23
BR112015020892A2 (pt) 2017-07-18
KR101854964B1 (ko) 2018-05-04
TW201446016A (zh) 2014-12-01
WO2014134462A3 (en) 2014-11-13
JP2016513811A (ja) 2016-05-16
US9959875B2 (en) 2018-05-01
JP2016510905A (ja) 2016-04-11
WO2014134472A2 (en) 2014-09-04
KR20150123310A (ko) 2015-11-03
EP2962298B1 (en) 2019-04-24
EP2962297A2 (en) 2016-01-06
WO2014134462A2 (en) 2014-09-04
CN105027200B (zh) 2019-04-09
US20140249827A1 (en) 2014-09-04
TWI583210B (zh) 2017-05-11
US20140247946A1 (en) 2014-09-04
CN105027199A (zh) 2015-11-04

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