ATE532176T1 - Zeitsprungkonturenberechner, audiosignalkodierer, darstellung kodierter audiosignale, sowie verfahren und computerprogramm dafür - Google Patents

Zeitsprungkonturenberechner, audiosignalkodierer, darstellung kodierter audiosignale, sowie verfahren und computerprogramm dafür

Info

Publication number
ATE532176T1
ATE532176T1 AT09776908T AT09776908T ATE532176T1 AT E532176 T1 ATE532176 T1 AT E532176T1 AT 09776908 T AT09776908 T AT 09776908T AT 09776908 T AT09776908 T AT 09776908T AT E532176 T1 ATE532176 T1 AT E532176T1
Authority
AT
Austria
Prior art keywords
representation
computer program
signal encoder
audio signal
audio signals
Prior art date
Application number
AT09776908T
Other languages
English (en)
Inventor
Stefan Bayer
Sascha Disch
Ralf Geiger
Guillaume Fuchs
Max Neuendorf
Gerald Schuller
Bernd Edler
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=41131685&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE532176(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Fraunhofer Ges Forschung filed Critical Fraunhofer Ges Forschung
Application granted granted Critical
Publication of ATE532176T1 publication Critical patent/ATE532176T1/de

Links

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
    • 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
    • G10L19/02—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
    • 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
    • G10L19/167—Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
    • 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
    • G10L19/0212—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 orthogonal transformation
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Stereophonic System (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
AT09776908T 2008-07-11 2009-07-01 Zeitsprungkonturenberechner, audiosignalkodierer, darstellung kodierter audiosignale, sowie verfahren und computerprogramm dafür ATE532176T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US7987308P 2008-07-11 2008-07-11
US10382008P 2008-10-08 2008-10-08
PCT/EP2009/004756 WO2010003581A1 (en) 2008-07-11 2009-07-01 Time warp contour calculator, audio signal encoder, encoded audio signal representation, methods and computer program

Publications (1)

Publication Number Publication Date
ATE532176T1 true ATE532176T1 (de) 2011-11-15

Family

ID=41131685

Family Applications (2)

Application Number Title Priority Date Filing Date
AT09776908T ATE532176T1 (de) 2008-07-11 2009-07-01 Zeitsprungkonturenberechner, audiosignalkodierer, darstellung kodierter audiosignale, sowie verfahren und computerprogramm dafür
AT09776909T ATE532177T1 (de) 2008-07-11 2009-07-01 Audiosignaldekodierer, zeitsprungkonturen- datenprovider, sowie verfahren und computerprogramm dafür

Family Applications After (1)

Application Number Title Priority Date Filing Date
AT09776909T ATE532177T1 (de) 2008-07-11 2009-07-01 Audiosignaldekodierer, zeitsprungkonturen- datenprovider, sowie verfahren und computerprogramm dafür

Country Status (17)

Country Link
US (3) US9299363B2 (de)
EP (3) EP2257945B1 (de)
JP (4) JP5323180B2 (de)
KR (3) KR101205644B1 (de)
CN (3) CN102007537B (de)
AR (3) AR072739A1 (de)
AT (2) ATE532176T1 (de)
AU (3) AU2009267485B2 (de)
BR (2) BRPI0906320B1 (de)
CA (3) CA2718859C (de)
ES (3) ES2376849T3 (de)
MX (3) MX2010010747A (de)
MY (1) MY154452A (de)
PL (3) PL2257944T3 (de)
RU (3) RU2509381C2 (de)
TW (3) TWI459374B (de)
WO (3) WO2010003582A1 (de)

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