PT3444818T - Um aparelho para codificar um sinal de discurso que emprega acelp no domínio de autocorrelação - Google Patents

Um aparelho para codificar um sinal de discurso que emprega acelp no domínio de autocorrelação

Info

Publication number
PT3444818T
PT3444818T PT181845926T PT18184592T PT3444818T PT 3444818 T PT3444818 T PT 3444818T PT 181845926 T PT181845926 T PT 181845926T PT 18184592 T PT18184592 T PT 18184592T PT 3444818 T PT3444818 T PT 3444818T
Authority
PT
Portugal
Prior art keywords
encoding
speech signal
signal employing
autocorrelation domain
acelp
Prior art date
Application number
PT181845926T
Other languages
English (en)
Original Assignee
Fraunhofer Ges Forschung
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.)
Filing date
Publication date
Application filed by Fraunhofer Ges Forschung filed Critical Fraunhofer Ges Forschung
Publication of PT3444818T publication Critical patent/PT3444818T/pt

Links

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
    • G10L19/038Vector quantisation, e.g. TwinVQ audio
    • 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
    • G10L19/10Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a multipulse excitation
    • G10L19/107Sparse pulse excitation, e.g. by using algebraic codebook
    • 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
    • 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
    • G10L19/10Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a multipulse excitation
    • 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
    • G10L2019/0001Codebooks

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Algebra (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
PT181845926T 2012-10-05 2013-07-31 Um aparelho para codificar um sinal de discurso que emprega acelp no domínio de autocorrelação PT3444818T (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US201261710137P 2012-10-05 2012-10-05

Publications (1)

Publication Number Publication Date
PT3444818T true PT3444818T (pt) 2023-06-30

Family

ID=48906260

Family Applications (2)

Application Number Title Priority Date Filing Date
PT13742646T PT2904612T (pt) 2012-10-05 2013-07-31 Um aparelho para codificar um sinal de discurso que emprega acelp no domínio de autocorrelação
PT181845926T PT3444818T (pt) 2012-10-05 2013-07-31 Um aparelho para codificar um sinal de discurso que emprega acelp no domínio de autocorrelação

Family Applications Before (1)

Application Number Title Priority Date Filing Date
PT13742646T PT2904612T (pt) 2012-10-05 2013-07-31 Um aparelho para codificar um sinal de discurso que emprega acelp no domínio de autocorrelação

Country Status (22)

Country Link
US (3) US10170129B2 (pt)
EP (3) EP3444818B1 (pt)
JP (1) JP6122961B2 (pt)
KR (1) KR101691549B1 (pt)
CN (1) CN104854656B (pt)
AR (1) AR092875A1 (pt)
AU (1) AU2013327192B2 (pt)
BR (1) BR112015007137B1 (pt)
CA (3) CA2979857C (pt)
ES (2) ES2701402T3 (pt)
FI (1) FI3444818T3 (pt)
HK (1) HK1213359A1 (pt)
MX (1) MX347921B (pt)
MY (1) MY194208A (pt)
PL (2) PL2904612T3 (pt)
PT (2) PT2904612T (pt)
RU (1) RU2636126C2 (pt)
SG (1) SG11201502613XA (pt)
TR (1) TR201818834T4 (pt)
TW (1) TWI529702B (pt)
WO (1) WO2014053261A1 (pt)
ZA (1) ZA201503025B (pt)

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US10672408B2 (en) * 2015-08-25 2020-06-02 Dolby Laboratories Licensing Corporation Audio decoder and decoding method

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Also Published As

Publication number Publication date
US20220223163A1 (en) 2022-07-14
CN104854656B (zh) 2017-12-19
US11264043B2 (en) 2022-03-01
CA2979948C (en) 2019-10-22
FI3444818T3 (fi) 2023-06-22
BR112015007137A2 (pt) 2017-07-04
US12002481B2 (en) 2024-06-04
KR101691549B1 (ko) 2016-12-30
AU2013327192B2 (en) 2016-06-09
MX2015003927A (es) 2015-07-23
EP3444818B1 (en) 2023-04-19
JP2015532456A (ja) 2015-11-09
CA2979857A1 (en) 2014-04-10
AU2013327192A1 (en) 2015-04-30
HK1213359A1 (zh) 2016-06-30
US20190115035A1 (en) 2019-04-18
MY194208A (en) 2022-11-21
CN104854656A (zh) 2015-08-19
EP2904612A1 (en) 2015-08-12
KR20150070200A (ko) 2015-06-24
CA2887009C (en) 2019-12-17
EP4213146A1 (en) 2023-07-19
RU2015116458A (ru) 2016-11-27
EP3444818A1 (en) 2019-02-20
CA2979857C (en) 2019-10-15
RU2636126C2 (ru) 2017-11-20
AR092875A1 (es) 2015-05-06
TW201415457A (zh) 2014-04-16
JP6122961B2 (ja) 2017-04-26
PL3444818T3 (pl) 2023-08-21
ES2948895T3 (es) 2023-09-21
SG11201502613XA (en) 2015-05-28
BR112015007137B1 (pt) 2021-07-13
EP2904612B1 (en) 2018-09-19
US20150213810A1 (en) 2015-07-30
PL2904612T3 (pl) 2019-05-31
TWI529702B (zh) 2016-04-11
CA2979948A1 (en) 2014-04-10
ES2701402T3 (es) 2019-02-22
ZA201503025B (en) 2016-01-27
PT2904612T (pt) 2018-12-17
WO2014053261A1 (en) 2014-04-10
CA2887009A1 (en) 2014-04-10
US20180218743A9 (en) 2018-08-02
TR201818834T4 (tr) 2019-01-21
US10170129B2 (en) 2019-01-01
MX347921B (es) 2017-05-17

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