CN108701464B - 多个音频信号的编码 - Google Patents

多个音频信号的编码 Download PDF

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CN108701464B
CN108701464B CN201780010398.9A CN201780010398A CN108701464B CN 108701464 B CN108701464 B CN 108701464B CN 201780010398 A CN201780010398 A CN 201780010398A CN 108701464 B CN108701464 B CN 108701464B
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CN108701464A (zh
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V·S·C·S·奇比亚姆
V·阿提
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Qualcomm Inc
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Qualcomm Inc
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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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/0204—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 spectral analysis, e.g. transform vocoders or subband vocoders using subband decomposition
    • G10L19/0208—Subband vocoders
    • 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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/0212—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 spectral analysis, e.g. transform vocoders or subband vocoders using orthogonal transformation
    • 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
    • G10L19/04—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

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
CN201780010398.9A 2016-02-12 2017-02-03 多个音频信号的编码 Active CN108701464B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201662294946P 2016-02-12 2016-02-12
US62/294,946 2016-02-12
US15/422,988 2017-02-02
US15/422,988 US9978381B2 (en) 2016-02-12 2017-02-02 Encoding of multiple audio signals
PCT/US2017/016418 WO2017139190A1 (en) 2016-02-12 2017-02-03 Encoding of multiple audio signals

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CN108701464A CN108701464A (zh) 2018-10-23
CN108701464B true CN108701464B (zh) 2023-04-04

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US (1) US9978381B2 (enExample)
EP (1) EP3414760B1 (enExample)
JP (1) JP6856655B2 (enExample)
KR (1) KR102230623B1 (enExample)
CN (1) CN108701464B (enExample)
CA (1) CA3011741C (enExample)
ES (1) ES2821676T3 (enExample)
TW (1) TWI651716B (enExample)
WO (1) WO2017139190A1 (enExample)

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US10891960B2 (en) * 2017-09-11 2021-01-12 Qualcomm Incorproated Temporal offset estimation
US10854209B2 (en) * 2017-10-03 2020-12-01 Qualcomm Incorporated Multi-stream audio coding
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Also Published As

Publication number Publication date
BR112018016247A2 (pt) 2018-12-18
US20170236521A1 (en) 2017-08-17
US9978381B2 (en) 2018-05-22
WO2017139190A1 (en) 2017-08-17
CA3011741A1 (en) 2017-08-17
KR20180111846A (ko) 2018-10-11
CA3011741C (en) 2023-01-10
JP6856655B2 (ja) 2021-04-07
TWI651716B (zh) 2019-02-21
CN108701464A (zh) 2018-10-23
EP3414760A1 (en) 2018-12-19
KR102230623B1 (ko) 2021-03-19
TW201732779A (zh) 2017-09-16
ES2821676T3 (es) 2021-04-27
JP2019505017A (ja) 2019-02-21
EP3414760B1 (en) 2020-07-01

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