AU2013327192B2 - An apparatus for encoding a speech signal employing ACELP in the autocorrelation domain - Google Patents

An apparatus for encoding a speech signal employing ACELP in the autocorrelation domain Download PDF

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Publication number
AU2013327192B2
AU2013327192B2 AU2013327192A AU2013327192A AU2013327192B2 AU 2013327192 B2 AU2013327192 B2 AU 2013327192B2 AU 2013327192 A AU2013327192 A AU 2013327192A AU 2013327192 A AU2013327192 A AU 2013327192A AU 2013327192 B2 AU2013327192 B2 AU 2013327192B2
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matrix
vector
autocorrelation matrix
determining
codebook vector
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AU2013327192A1 (en
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Tom Baeckstroem
Martin Dietz
Guillaume Fuchs
Christian Helmrich
Markus Multrus
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Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
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Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
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Assigned to FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG E.V. reassignment FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG E.V. Amend patent request/document other than specification (104) Assignors: FRAUNHOFER-GESELLSCHAFT ZUR FORDERUNG DER ANGEWANDTEN FORSCHUNG E.V.
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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
    • G10L19/04—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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/10—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a multipulse excitation
    • G10L19/107—Sparse pulse excitation, e.g. by using algebraic codebook
    • 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
    • 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
    • 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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/10—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a multipulse excitation
    • 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
    • G10L2019/0001—Codebooks

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Acoustics & Sound (AREA)
  • Human Computer Interaction (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Analysis (AREA)
  • Theoretical Computer Science (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mathematical Optimization (AREA)
  • General Physics & Mathematics (AREA)
  • Algebra (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
AU2013327192A 2012-10-05 2013-07-31 An apparatus for encoding a speech signal employing ACELP in the autocorrelation domain Active AU2013327192B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201261710137P 2012-10-05 2012-10-05
US61/710,137 2012-10-05
PCT/EP2013/066074 WO2014053261A1 (en) 2012-10-05 2013-07-31 An apparatus for encoding a speech signal employing acelp in the autocorrelation domain

Publications (2)

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AU2013327192A1 AU2013327192A1 (en) 2015-04-30
AU2013327192B2 true AU2013327192B2 (en) 2016-06-09

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US (4) US10170129B2 (https=)
EP (3) EP4213146A1 (https=)
JP (1) JP6122961B2 (https=)
KR (1) KR101691549B1 (https=)
CN (1) CN104854656B (https=)
AR (1) AR092875A1 (https=)
AU (1) AU2013327192B2 (https=)
BR (1) BR112015007137B1 (https=)
CA (3) CA2979948C (https=)
ES (2) ES2948895T3 (https=)
FI (1) FI3444818T3 (https=)
MX (1) MX347921B (https=)
MY (1) MY194208A (https=)
PL (2) PL3444818T3 (https=)
PT (2) PT2904612T (https=)
RU (1) RU2636126C2 (https=)
SG (1) SG11201502613XA (https=)
TR (1) TR201818834T4 (https=)
TW (1) TWI529702B (https=)
WO (1) WO2014053261A1 (https=)
ZA (1) ZA201503025B (https=)

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CN110491402B (zh) 2014-05-01 2022-10-21 日本电信电话株式会社 周期性综合包络序列生成装置、方法、记录介质
CN111970630B (zh) * 2015-08-25 2021-11-02 杜比实验室特许公司 音频解码器和解码方法

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WO2014053261A1 (en) 2014-04-10
PT3444818T (pt) 2023-06-30
US11264043B2 (en) 2022-03-01
EP3444818A1 (en) 2019-02-20
CA2887009A1 (en) 2014-04-10
ZA201503025B (en) 2016-01-27
CN104854656A (zh) 2015-08-19
ES2948895T3 (es) 2023-09-21
RU2015116458A (ru) 2016-11-27
US20180218743A9 (en) 2018-08-02
US20240321284A1 (en) 2024-09-26
PL3444818T3 (pl) 2023-08-21
US20190115035A1 (en) 2019-04-18
BR112015007137B1 (pt) 2021-07-13
SG11201502613XA (en) 2015-05-28
AU2013327192A1 (en) 2015-04-30
MX2015003927A (es) 2015-07-23
CA2979948C (en) 2019-10-22
RU2636126C2 (ru) 2017-11-20
PT2904612T (pt) 2018-12-17
CA2979857C (en) 2019-10-15
CA2887009C (en) 2019-12-17
TW201415457A (zh) 2014-04-16
KR20150070200A (ko) 2015-06-24
EP3444818B1 (en) 2023-04-19
EP2904612B1 (en) 2018-09-19
MY194208A (en) 2022-11-21
ES2701402T3 (es) 2019-02-22
CA2979857A1 (en) 2014-04-10
CA2979948A1 (en) 2014-04-10
EP2904612A1 (en) 2015-08-12
KR101691549B1 (ko) 2016-12-30
JP2015532456A (ja) 2015-11-09
PL2904612T3 (pl) 2019-05-31
US20150213810A1 (en) 2015-07-30
TWI529702B (zh) 2016-04-11
US12002481B2 (en) 2024-06-04
JP6122961B2 (ja) 2017-04-26
TR201818834T4 (tr) 2019-01-21
US10170129B2 (en) 2019-01-01
HK1213359A1 (en) 2016-06-30
CN104854656B (zh) 2017-12-19
AR092875A1 (es) 2015-05-06
MX347921B (es) 2017-05-17
BR112015007137A2 (pt) 2017-07-04
US20220223163A1 (en) 2022-07-14
FI3444818T3 (fi) 2023-06-22
EP4213146A1 (en) 2023-07-19

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