PL3413307T3 - Urządzenie do kodowania sygnałów audio, urządzenie do dekodowania sygnałów audio i ich sposoby - Google Patents

Urządzenie do kodowania sygnałów audio, urządzenie do dekodowania sygnałów audio i ich sposoby

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Publication number
PL3413307T3
PL3413307T3 PL18186595T PL18186595T PL3413307T3 PL 3413307 T3 PL3413307 T3 PL 3413307T3 PL 18186595 T PL18186595 T PL 18186595T PL 18186595 T PL18186595 T PL 18186595T PL 3413307 T3 PL3413307 T3 PL 3413307T3
Authority
PL
Poland
Prior art keywords
audio signal
methods
decoding device
coding apparatus
signal decoding
Prior art date
Application number
PL18186595T
Other languages
English (en)
Inventor
Takuya Kawashima
Hiroyuki Ehara
Original Assignee
Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. filed Critical Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
Publication of PL3413307T3 publication Critical patent/PL3413307T3/pl

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Classifications

    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/02Speech 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
    • G10L19/032Quantisation or dequantisation of spectral components
    • G10L19/035Scalar quantisation
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/002Dynamic bit allocation
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/008Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/02Speech 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
    • G10L19/0204Speech 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
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/02Speech 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
    • G10L19/0204Speech 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
    • G10L19/0208Subband vocoders
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/02Speech 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
    • G10L19/032Quantisation or dequantisation of spectral components
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/04Speech 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
    • G10L19/08Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/12Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders
    • G10L19/135Vector sum excited linear prediction [VSELP]
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L25/00Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/03Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/18Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being spectral information of each sub-band

Landscapes

  • 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)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
PL18186595T 2014-07-25 2015-07-03 Urządzenie do kodowania sygnałów audio, urządzenie do dekodowania sygnałów audio i ich sposoby PL3413307T3 (pl)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201462028805P 2014-07-25 2014-07-25
JP2014219214 2014-10-28
EP18186595.7A EP3413307B1 (en) 2014-07-25 2015-07-03 Audio signal coding apparatus, audio signal decoding device, and methods thereof
EP15824312.1A EP3174050B1 (en) 2014-07-25 2015-07-03 Audio signal coding apparatus, audio signal decoding device, and methods thereof
PCT/JP2015/003358 WO2016013164A1 (ja) 2014-07-25 2015-07-03 音響信号符号化装置、音響信号復号装置、音響信号符号化方法および音響信号復号方法

Publications (1)

Publication Number Publication Date
PL3413307T3 true PL3413307T3 (pl) 2021-01-11

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PL18186595T PL3413307T3 (pl) 2014-07-25 2015-07-03 Urządzenie do kodowania sygnałów audio, urządzenie do dekodowania sygnałów audio i ich sposoby
PL15824312T PL3174050T3 (pl) 2014-07-25 2015-07-03 Urządzenie do kodowania sygnałów audio, urządzenie do dekodowania sygnałów audio i ich sposoby
PL20176535.1T PL3723086T3 (pl) 2014-07-25 2015-07-03 Urządzenie do kodowania sygnałów audio, urządzenie do dekodowania sygnałów audio i ich sposoby

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PL15824312T PL3174050T3 (pl) 2014-07-25 2015-07-03 Urządzenie do kodowania sygnałów audio, urządzenie do dekodowania sygnałów audio i ich sposoby
PL20176535.1T PL3723086T3 (pl) 2014-07-25 2015-07-03 Urządzenie do kodowania sygnałów audio, urządzenie do dekodowania sygnałów audio i ich sposoby

Country Status (14)

Country Link
US (3) US10311879B2 (pl)
EP (3) EP3723086B1 (pl)
JP (1) JP6717746B2 (pl)
KR (1) KR102165403B1 (pl)
CN (2) CN106133831B (pl)
AU (1) AU2015291897B2 (pl)
BR (1) BR112017000629B1 (pl)
CA (1) CA2958429C (pl)
ES (1) ES2989615T3 (pl)
MX (1) MX356371B (pl)
PL (3) PL3413307T3 (pl)
RU (1) RU2669706C2 (pl)
SG (1) SG11201701197TA (pl)
WO (1) WO2016013164A1 (pl)

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Publication number Publication date
US11521625B2 (en) 2022-12-06
US10643623B2 (en) 2020-05-05
EP3174050A4 (en) 2017-05-31
EP3723086B1 (en) 2024-09-11
CA2958429C (en) 2020-03-10
JPWO2016013164A1 (ja) 2017-04-27
SG11201701197TA (en) 2017-03-30
US20190228783A1 (en) 2019-07-25
CA2958429A1 (en) 2016-01-28
EP3174050A1 (en) 2017-05-31
AU2015291897B2 (en) 2019-02-21
WO2016013164A1 (ja) 2016-01-28
CN106133831A (zh) 2016-11-16
EP3723086C0 (en) 2024-09-11
EP3413307A1 (en) 2018-12-12
ES2989615T3 (es) 2024-11-27
EP3174050B1 (en) 2018-11-14
RU2669706C2 (ru) 2018-10-15
AU2015291897A1 (en) 2017-03-09
BR112017000629B1 (pt) 2021-02-17
MX356371B (es) 2018-05-25
EP3413307B1 (en) 2020-07-15
KR20170035827A (ko) 2017-03-31
US20200219518A1 (en) 2020-07-09
BR112017000629A2 (pt) 2017-11-14
MX2016015786A (es) 2017-02-27
JP6717746B2 (ja) 2020-07-01
CN106133831B (zh) 2021-10-26
PL3174050T3 (pl) 2019-04-30
RU2017102311A (ru) 2018-08-27
US20170069328A1 (en) 2017-03-09
US10311879B2 (en) 2019-06-04
KR102165403B1 (ko) 2020-10-14
PL3723086T3 (pl) 2025-02-17
CN114023341A (zh) 2022-02-08
EP3723086A1 (en) 2020-10-14
RU2017102311A3 (pl) 2018-08-27

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