CN105229729B - 音频编码器和解码器 - Google Patents

音频编码器和解码器 Download PDF

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Publication number
CN105229729B
CN105229729B CN201480029565.0A CN201480029565A CN105229729B CN 105229729 B CN105229729 B CN 105229729B CN 201480029565 A CN201480029565 A CN 201480029565A CN 105229729 B CN105229729 B CN 105229729B
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CN105229729A (zh
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L·J·萨米尔森
H·普恩哈根
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Dolby International AB
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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
    • G10L19/0017—Lossless audio signal coding; Perfect reconstruction of coded audio signal by transmission of coding error
    • 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
    • G10L19/032—Quantisation or dequantisation of spectral components
    • G10L19/038—Vector quantisation, e.g. TwinVQ audio
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
    • 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
    • G10L19/032—Quantisation or dequantisation of spectral components
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved
    • 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

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Multimedia (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Analysis (AREA)
  • Theoretical Computer Science (AREA)
  • Pure & Applied Mathematics (AREA)
  • Algebra (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Error Detection And Correction (AREA)
  • Stereophonic System (AREA)
CN201480029565.0A 2013-05-24 2014-05-23 音频编码器和解码器 Active CN105229729B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910125157.XA CN110085238B (zh) 2013-05-24 2014-05-23 音频编码器和解码器

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201361827264P 2013-05-24 2013-05-24
US61/827,264 2013-05-24
PCT/EP2014/060731 WO2014187988A2 (en) 2013-05-24 2014-05-23 Audio encoder and decoder

Related Child Applications (1)

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CN201910125157.XA Division CN110085238B (zh) 2013-05-24 2014-05-23 音频编码器和解码器

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CN105229729A CN105229729A (zh) 2016-01-06
CN105229729B true CN105229729B (zh) 2019-03-19

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EP (5) EP3005350B1 (enExample)
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KR (10) KR102715092B1 (enExample)
CN (2) CN105229729B (enExample)
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CN107886960B (zh) * 2016-09-30 2020-12-01 华为技术有限公司 一种音频信号重建方法及装置
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MY173644A (en) 2020-02-13
KR20210060660A (ko) 2021-05-26
KR20240151867A (ko) 2024-10-18
KR101763131B1 (ko) 2017-07-31
RU2015155311A (ru) 2017-06-30
EP3005350B1 (en) 2017-05-10
EP3961622A1 (en) 2022-03-02
CA2911746A1 (en) 2014-11-27
JP7585379B2 (ja) 2024-11-18
EP4290510A3 (en) 2024-02-14
JP6573640B2 (ja) 2019-09-11
CN110085238A (zh) 2019-08-02
KR102459010B1 (ko) 2022-10-27
CA2990261C (en) 2020-06-16
CA3163664C (en) 2025-07-08
KR20200013091A (ko) 2020-02-05
JP2021179627A (ja) 2021-11-18
KR102715092B1 (ko) 2024-10-11
IL242410B (en) 2018-11-29
RU2643489C2 (ru) 2018-02-01
KR101895198B1 (ko) 2018-09-07
US20200013415A1 (en) 2020-01-09
ES2629025T3 (es) 2017-08-07
JP2025100674A (ja) 2025-07-03
CA3077876C (en) 2022-08-09
JP2016526186A (ja) 2016-09-01
RU2676041C1 (ru) 2018-12-25
US20170309279A1 (en) 2017-10-26
AU2014270301B2 (en) 2017-08-03
EP3005350A2 (en) 2016-04-13
KR20180099942A (ko) 2018-09-05
SG10201710019SA (en) 2018-01-30
US9940939B2 (en) 2018-04-10
EP3605532B1 (en) 2021-09-29
US20180240465A1 (en) 2018-08-23
PL3005350T3 (pl) 2017-09-29
KR102384348B1 (ko) 2022-04-08
UA112833C2 (uk) 2016-10-25
DK3005350T3 (en) 2017-07-17
US10714104B2 (en) 2020-07-14
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US20210390963A1 (en) 2021-12-16
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US20200411017A1 (en) 2020-12-31
JP7258086B2 (ja) 2023-04-14
KR20220045259A (ko) 2022-04-12
RU2710909C1 (ru) 2020-01-14
MX2015015926A (es) 2016-04-06
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JP2023076575A (ja) 2023-06-01
WO2014187988A3 (en) 2015-02-05
KR20170087971A (ko) 2017-07-31
US10418038B2 (en) 2019-09-17
JP6105159B2 (ja) 2017-03-29
EP3605532A1 (en) 2020-02-05
CA3163664A1 (en) 2014-11-27
KR102072777B1 (ko) 2020-02-03
CN105229729A (zh) 2016-01-06
CN110085238B (zh) 2023-06-02
MX350117B (es) 2017-08-28
US12236961B2 (en) 2025-02-25
US20160111098A1 (en) 2016-04-21
KR20200145837A (ko) 2020-12-30
KR20160013154A (ko) 2016-02-03
US11594233B2 (en) 2023-02-28
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US11024320B2 (en) 2021-06-01
JP2020016884A (ja) 2020-01-30
BR112015029031B1 (pt) 2021-02-23
US9704493B2 (en) 2017-07-11
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WO2014187988A2 (en) 2014-11-27
MX2020010038A (es) 2020-10-14
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JP2025028867A (ja) 2025-03-05
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KR20230129576A (ko) 2023-09-08
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KR102192245B1 (ko) 2020-12-17

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