PL2449554T3 - Kodery rozszerzania szerokości pasma, dekoder rozszerzania szerokości pasma oraz wokoder fazowy, jak również odpowiadające im sposoby oraz program komputerowy - Google Patents

Kodery rozszerzania szerokości pasma, dekoder rozszerzania szerokości pasma oraz wokoder fazowy, jak również odpowiadające im sposoby oraz program komputerowy

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Publication number
PL2449554T3
PL2449554T3 PL10725483T PL10725483T PL2449554T3 PL 2449554 T3 PL2449554 T3 PL 2449554T3 PL 10725483 T PL10725483 T PL 10725483T PL 10725483 T PL10725483 T PL 10725483T PL 2449554 T3 PL2449554 T3 PL 2449554T3
Authority
PL
Poland
Prior art keywords
bandwidth extension
well
computer program
corresponding methods
encoders
Prior art date
Application number
PL10725483T
Other languages
English (en)
Inventor
Frederik Nagel
Markus Multrus
Sascha Disch
Jeremie Lecomte
Christian Ertel
Patrick Warmbold
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 PL2449554T3 publication Critical patent/PL2449554T3/pl

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Classifications

    • 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
    • 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
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading 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
    • G10L19/02—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
    • G10L19/0204—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 using subband decomposition
    • G10L19/0208—Subband vocoders
    • 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
    • G10L19/022—Blocking, i.e. grouping of samples in time; Choice of analysis windows; Overlap factoring
    • 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
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
    • 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
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/04—Time compression or expansion
    • 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
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereophonic System (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
PL10725483T 2009-06-29 2010-06-24 Kodery rozszerzania szerokości pasma, dekoder rozszerzania szerokości pasma oraz wokoder fazowy, jak również odpowiadające im sposoby oraz program komputerowy PL2449554T3 (pl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US22144209P 2009-06-29 2009-06-29
EP10153530A EP2273493B1 (en) 2009-06-29 2010-02-12 Bandwidth extension encoding and decoding
PCT/EP2010/059025 WO2011000780A1 (en) 2009-06-29 2010-06-24 Bandwidth extension encoder, bandwidth extension decoder and phase vocoder
EP10725483.1A EP2449554B1 (en) 2009-06-29 2010-06-24 Bandwidth extension encoders, bandwidth extension decoder and phase vocoder, as well as corresponding methods and computer program

Publications (1)

Publication Number Publication Date
PL2449554T3 true PL2449554T3 (pl) 2015-08-31

Family

ID=42537947

Family Applications (2)

Application Number Title Priority Date Filing Date
PL10153530T PL2273493T3 (pl) 2009-06-29 2010-02-12 Kodowanie i dekodowanie z rozszerzaniem szerokości pasma
PL10725483T PL2449554T3 (pl) 2009-06-29 2010-06-24 Kodery rozszerzania szerokości pasma, dekoder rozszerzania szerokości pasma oraz wokoder fazowy, jak również odpowiadające im sposoby oraz program komputerowy

Family Applications Before (1)

Application Number Title Priority Date Filing Date
PL10153530T PL2273493T3 (pl) 2009-06-29 2010-02-12 Kodowanie i dekodowanie z rozszerzaniem szerokości pasma

Country Status (13)

Country Link
US (1) US8606586B2 (pl)
EP (2) EP2273493B1 (pl)
JP (1) JP5329714B2 (pl)
KR (1) KR101425157B1 (pl)
CN (1) CN102473414B (pl)
AU (1) AU2010268160B2 (pl)
BR (1) BRPI1010165B1 (pl)
CA (2) CA2856587C (pl)
ES (2) ES2400661T3 (pl)
MX (1) MX2011013610A (pl)
PL (2) PL2273493T3 (pl)
RU (1) RU2563164C2 (pl)
WO (1) WO2011000780A1 (pl)

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JP6616316B2 (ja) 2014-03-24 2019-12-04 サムスン エレクトロニクス カンパニー リミテッド 高帯域符号化方法及びその装置、並びに高帯域復号方法及びその装置
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Also Published As

Publication number Publication date
CN102473414A (zh) 2012-05-23
KR101425157B1 (ko) 2014-08-01
US8606586B2 (en) 2013-12-10
CA2766573A1 (en) 2011-01-06
CA2766573C (en) 2015-06-23
BRPI1010165A2 (pt) 2016-03-29
PL2273493T3 (pl) 2013-07-31
KR20120031957A (ko) 2012-04-04
AU2010268160A1 (en) 2012-02-02
CA2856587C (en) 2016-09-13
AU2010268160B2 (en) 2014-03-06
HK1170331A1 (en) 2013-02-22
RU2563164C2 (ru) 2015-09-20
EP2449554B1 (en) 2015-03-25
CA2856587A1 (en) 2011-01-06
EP2273493B1 (en) 2012-12-19
EP2273493A1 (en) 2011-01-12
BRPI1010165B1 (pt) 2021-01-05
RU2012102411A (ru) 2013-08-20
US20120158409A1 (en) 2012-06-21
MX2011013610A (es) 2012-03-26
EP2449554A1 (en) 2012-05-09
ES2400661T3 (es) 2013-04-11
JP2012531632A (ja) 2012-12-10
CN102473414B (zh) 2013-11-06
JP5329714B2 (ja) 2013-10-30
WO2011000780A1 (en) 2011-01-06
ES2534944T3 (es) 2015-04-30
HK1153035A1 (en) 2012-03-16

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