ATE458225T1 - Informationssignalverarbeitung durch modifikation in der spektral- /modulationsspektralbereichsdarstellung - Google Patents

Informationssignalverarbeitung durch modifikation in der spektral- /modulationsspektralbereichsdarstellung

Info

Publication number
ATE458225T1
ATE458225T1 AT05735002T AT05735002T ATE458225T1 AT E458225 T1 ATE458225 T1 AT E458225T1 AT 05735002 T AT05735002 T AT 05735002T AT 05735002 T AT05735002 T AT 05735002T AT E458225 T1 ATE458225 T1 AT E458225T1
Authority
AT
Austria
Prior art keywords
spectral
information signal
modulation
spectral representation
unit
Prior art date
Application number
AT05735002T
Other languages
English (en)
Inventor
Sascha Disch
Karsten Linzmeier
Juergen Herre
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
Application granted granted Critical
Publication of ATE458225T1 publication Critical patent/ATE458225T1/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
    • 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
    • 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
    • G10L19/04—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
    • G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
    • 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
    • G10L21/0208—Noise filtering
    • G10L2021/02087—Noise filtering the noise being separate speech, e.g. cocktail party

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)
  • Spectroscopy & Molecular Physics (AREA)
  • Computational Linguistics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Optical Communication System (AREA)
  • Holo Graphy (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Liquid Crystal (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
AT05735002T 2004-04-30 2005-03-22 Informationssignalverarbeitung durch modifikation in der spektral- /modulationsspektralbereichsdarstellung ATE458225T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102004021403A DE102004021403A1 (de) 2004-04-30 2004-04-30 Informationssignalverarbeitung durch Modifikation in der Spektral-/Modulationsspektralbereichsdarstellung
PCT/EP2005/003064 WO2005109240A1 (de) 2004-04-30 2005-03-22 Informationssignalverarbeitung durch modifikation in der spektral-/modulationsspektralbereichsdarstellung

Publications (1)

Publication Number Publication Date
ATE458225T1 true ATE458225T1 (de) 2010-03-15

Family

ID=34965409

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05735002T ATE458225T1 (de) 2004-04-30 2005-03-22 Informationssignalverarbeitung durch modifikation in der spektral- /modulationsspektralbereichsdarstellung

Country Status (15)

Country Link
US (1) US7574313B2 (de)
EP (1) EP1741039B1 (de)
JP (1) JP4473913B2 (de)
KR (1) KR100851424B1 (de)
CN (1) CN100583085C (de)
AT (1) ATE458225T1 (de)
AU (1) AU2005241157B8 (de)
BR (1) BRPI0509818B1 (de)
CA (1) CA2564970C (de)
DE (2) DE102004021403A1 (de)
IL (1) IL178671A (de)
MX (1) MXPA06012424A (de)
NO (1) NO337309B1 (de)
RU (1) RU2351006C2 (de)
WO (1) WO2005109240A1 (de)

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KR102356028B1 (ko) 2015-02-06 2022-01-26 삼성디스플레이 주식회사 표시 장치
EP3262639B1 (de) * 2015-02-26 2020-10-07 Fraunhofer Gesellschaft zur Förderung der Angewand Vorrichtung und verfahren zur verarbeitung eines audiosignals zur gewinnung eines verarbeiteten audiosignals anhand einer zielzeitbereichshüllkurve
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Also Published As

Publication number Publication date
HK1097326A1 (zh) 2007-06-22
DE102004021403A1 (de) 2005-11-24
BRPI0509818A (pt) 2007-09-18
CA2564970C (en) 2012-02-07
CN100583085C (zh) 2010-01-20
AU2005241157A1 (en) 2005-11-17
EP1741039B1 (de) 2010-02-17
NO337309B1 (no) 2016-03-07
IL178671A0 (en) 2007-02-11
BRPI0509818B1 (pt) 2022-06-07
US7574313B2 (en) 2009-08-11
CA2564970A1 (en) 2005-11-17
AU2005241157B8 (en) 2008-11-06
KR100851424B1 (ko) 2008-08-11
NO20065423L (no) 2007-01-26
JP2007535849A (ja) 2007-12-06
KR20070015174A (ko) 2007-02-01
MXPA06012424A (es) 2007-01-17
RU2351006C2 (ru) 2009-03-27
EP1741039A1 (de) 2007-01-10
DE502005009035D1 (de) 2010-04-01
JP4473913B2 (ja) 2010-06-02
RU2006142324A (ru) 2008-06-10
WO2005109240A1 (de) 2005-11-17
IL178671A (en) 2011-03-31
US20070100610A1 (en) 2007-05-03
CN1950815A (zh) 2007-04-18
AU2005241157B2 (en) 2008-05-22

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