JP6105159B2 - オーディオ・エンコーダおよびデコーダ - Google Patents

オーディオ・エンコーダおよびデコーダ Download PDF

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JP6105159B2
JP6105159B2 JP2016514442A JP2016514442A JP6105159B2 JP 6105159 B2 JP6105159 B2 JP 6105159B2 JP 2016514442 A JP2016514442 A JP 2016514442A JP 2016514442 A JP2016514442 A JP 2016514442A JP 6105159 B2 JP6105159 B2 JP 6105159B2
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entropy
symbol
vector
encoded
encoding
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Japanese (ja)
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JP2016526186A (ja
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ヨナス サミュエルソン，レイフ
ヨナス サミュエルソン，レイフ
プルンハーゲン，ヘイコ
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Dolby International AB
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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)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Error Detection And Correction (AREA)
  • Stereophonic System (AREA)
JP2016514442A 2013-05-24 2014-05-23 オーディオ・エンコーダおよびデコーダ Active JP6105159B2 (ja)

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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JP2017038524A Division JP6573640B2 (ja) 2013-05-24 2017-03-01 オーディオ・エンコーダおよびデコーダ

Publications (2)

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JP2016526186A JP2016526186A (ja) 2016-09-01
JP6105159B2 true JP6105159B2 (ja) 2017-03-29

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JP2016514442A Active JP6105159B2 (ja) 2013-05-24 2014-05-23 オーディオ・エンコーダおよびデコーダ
JP2017038524A Active JP6573640B2 (ja) 2013-05-24 2017-03-01 オーディオ・エンコーダおよびデコーダ
JP2019148473A Active JP6920382B2 (ja) 2013-05-24 2019-08-13 オーディオ・エンコーダおよびデコーダ
JP2021121510A Active JP7258086B2 (ja) 2013-05-24 2021-07-26 オーディオ・エンコーダおよびデコーダ
JP2023060522A Active JP7585379B2 (ja) 2013-05-24 2023-04-04 オーディオ・エンコーダおよびデコーダ
JP2024194253A Active JP7877418B2 (ja) 2013-05-24 2024-11-06 オーディオ・エンコーダおよびデコーダ
JP2025064679A Active JP7875333B2 (ja) 2013-05-24 2025-04-10 オーディオ・エンコーダおよびデコーダ
JP2026094818A Pending JP2026127758A (ja) 2013-05-24 2026-06-05 オーディオ・エンコーダおよびデコーダ

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JP2019148473A Active JP6920382B2 (ja) 2013-05-24 2019-08-13 オーディオ・エンコーダおよびデコーダ
JP2021121510A Active JP7258086B2 (ja) 2013-05-24 2021-07-26 オーディオ・エンコーダおよびデコーダ
JP2023060522A Active JP7585379B2 (ja) 2013-05-24 2023-04-04 オーディオ・エンコーダおよびデコーダ
JP2024194253A Active JP7877418B2 (ja) 2013-05-24 2024-11-06 オーディオ・エンコーダおよびデコーダ
JP2025064679A Active JP7875333B2 (ja) 2013-05-24 2025-04-10 オーディオ・エンコーダおよびデコーダ
JP2026094818A Pending JP2026127758A (ja) 2013-05-24 2026-06-05 オーディオ・エンコーダおよびデコーダ

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US (8) US9704493B2 (esLanguage)
EP (6) EP4290510B1 (esLanguage)
JP (8) JP6105159B2 (esLanguage)
KR (10) KR102572382B1 (esLanguage)
CN (2) CN110085238B (esLanguage)
AU (1) AU2014270301B2 (esLanguage)
BR (1) BR112015029031B1 (esLanguage)
CA (5) CA2911746C (esLanguage)
DK (1) DK3005350T3 (esLanguage)
ES (4) ES2965423T3 (esLanguage)
IL (1) IL242410B (esLanguage)
MX (3) MX375380B (esLanguage)
MY (2) MY199032A (esLanguage)
PL (1) PL3005350T3 (esLanguage)
RU (3) RU2676041C1 (esLanguage)
SG (2) SG11201509001YA (esLanguage)
UA (1) UA112833C2 (esLanguage)
WO (1) WO2014187988A2 (esLanguage)

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JP2017102484A (ja) * 2013-05-24 2017-06-08 ドルビー・インターナショナル・アーベー オーディオ・エンコーダおよびデコーダ
US10418038B2 (en) 2013-05-24 2019-09-17 Dolby International Ab Audio encoder and decoder
US10714104B2 (en) 2013-05-24 2020-07-14 Dolby International Ab Audio encoder and decoder
US11024320B2 (en) 2013-05-24 2021-06-01 Dolby International Ab Audio encoder and decoder
US11594233B2 (en) 2013-05-24 2023-02-28 Dolby International Ab Audio encoder and decoder
US12236961B2 (en) 2013-05-24 2025-02-25 Dolby International Ab Audio encoder and decoder

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MX375380B (es) 2025-03-06
KR20200145837A (ko) 2020-12-30
EP3605532A1 (en) 2020-02-05
US20160111098A1 (en) 2016-04-21
CA3077876C (en) 2022-08-09
WO2014187988A2 (en) 2014-11-27
EP4700767A2 (en) 2026-02-25
EP3005350B1 (en) 2017-05-10
RU2643489C2 (ru) 2018-02-01
JP6573640B2 (ja) 2019-09-11
US10714104B2 (en) 2020-07-14
BR112015029031A2 (pt) 2017-07-25
DK3005350T3 (en) 2017-07-17
JP7877418B2 (ja) 2026-06-22
JP2026127758A (ja) 2026-08-06
KR102280461B1 (ko) 2021-07-22
US9940939B2 (en) 2018-04-10
RU2019141091A (ru) 2021-06-15
JP6920382B2 (ja) 2021-08-18
KR101895198B1 (ko) 2018-09-07
US9704493B2 (en) 2017-07-11
US10418038B2 (en) 2019-09-17
BR112015029031B1 (pt) 2021-02-23
CA3251568A1 (en) 2025-02-24
MY199032A (en) 2023-10-10
RU2015155311A (ru) 2017-06-30
CA2990261C (en) 2020-06-16
EP3961622A1 (en) 2022-03-02
IL242410B (en) 2018-11-29
US20180240465A1 (en) 2018-08-23
CA2911746C (en) 2018-02-13
US11594233B2 (en) 2023-02-28
US20250356860A1 (en) 2025-11-20
US20210390963A1 (en) 2021-12-16
CN105229729B (zh) 2019-03-19
ES3057878T3 (en) 2026-03-05
MX350117B (es) 2017-08-28
US12236961B2 (en) 2025-02-25
MX2020010038A (es) 2020-10-14
RU2710909C1 (ru) 2020-01-14
KR102192245B1 (ko) 2020-12-17
EP4290510A3 (en) 2024-02-14
KR20240151867A (ko) 2024-10-18
KR102459010B1 (ko) 2022-10-27
US20200013415A1 (en) 2020-01-09
CA3163664C (en) 2025-07-08
JP2021179627A (ja) 2021-11-18
AU2014270301A1 (en) 2015-11-19
SG10201710019SA (en) 2018-01-30
CA2911746A1 (en) 2014-11-27
KR101763131B1 (ko) 2017-07-31
JP2023076575A (ja) 2023-06-01
MX2015015926A (es) 2016-04-06
JP2017102484A (ja) 2017-06-08
MY173644A (en) 2020-02-13
US20200411017A1 (en) 2020-12-31
KR102384348B1 (ko) 2022-04-08
EP3961622B1 (en) 2023-11-01
PL3005350T3 (pl) 2017-09-29
ES2902518T3 (es) 2022-03-28
KR102572382B1 (ko) 2023-09-01
KR20220045259A (ko) 2022-04-12
US11024320B2 (en) 2021-06-01
KR20200013091A (ko) 2020-02-05
WO2014187988A3 (en) 2015-02-05
JP7258086B2 (ja) 2023-04-14
EP3005350A2 (en) 2016-04-13
KR20210060660A (ko) 2021-05-26
CN110085238A (zh) 2019-08-02
CA3077876A1 (en) 2014-11-27
AU2014270301B2 (en) 2017-08-03
ES2965423T3 (es) 2024-04-15
KR20170087971A (ko) 2017-07-31
US20170309279A1 (en) 2017-10-26
US20230282219A1 (en) 2023-09-07
KR20220148314A (ko) 2022-11-04
EP3605532B1 (en) 2021-09-29
JP7875333B2 (ja) 2026-06-17
CN110085238B (zh) 2023-06-02
CA2990261A1 (en) 2014-11-27
KR102072777B1 (ko) 2020-02-03
KR20160013154A (ko) 2016-02-03
JP7585379B2 (ja) 2024-11-18
KR20230129576A (ko) 2023-09-08
CN105229729A (zh) 2016-01-06
EP3252757A1 (en) 2017-12-06
UA112833C2 (uk) 2016-10-25
EP4290510B1 (en) 2025-11-05
KR20180099942A (ko) 2018-09-05
SG11201509001YA (en) 2015-12-30
RU2676041C1 (ru) 2018-12-25
HK1217246A1 (en) 2016-12-30
ES2629025T3 (es) 2017-08-07
EP4700767A3 (en) 2026-03-11
KR102715092B1 (ko) 2024-10-11
JP2025028867A (ja) 2025-03-05
EP3252757B1 (en) 2019-12-25
JP2016526186A (ja) 2016-09-01
CA3163664A1 (en) 2014-11-27
EP4290510A2 (en) 2023-12-13
JP2025100674A (ja) 2025-07-03
JP2020016884A (ja) 2020-01-30

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