PL2427880T3 - Transkoder formatu audio - Google Patents

Transkoder formatu audio

Info

Publication number
PL2427880T3
PL2427880T3 PL10718175T PL10718175T PL2427880T3 PL 2427880 T3 PL2427880 T3 PL 2427880T3 PL 10718175 T PL10718175 T PL 10718175T PL 10718175 T PL10718175 T PL 10718175T PL 2427880 T3 PL2427880 T3 PL 2427880T3
Authority
PL
Poland
Prior art keywords
audio format
format transcoder
transcoder
audio
format
Prior art date
Application number
PL10718175T
Other languages
English (en)
Inventor
Oliver Thiergart
Cornelia Falch
Fabian Küch
Galdo Giovanni Del
Jürgen Herre
Markus Kallinger
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 PL2427880T3 publication Critical patent/PL2427880T3/pl

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
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0272—Voice signal separating
    • 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
    • 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
    • G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • 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)
  • Mathematical Physics (AREA)
  • Quality & Reliability (AREA)
  • Stereophonic System (AREA)
  • Circuit For Audible Band Transducer (AREA)
PL10718175T 2009-05-08 2010-05-07 Transkoder formatu audio PL2427880T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP09006291A EP2249334A1 (en) 2009-05-08 2009-05-08 Audio format transcoder
EP10718175.2A EP2427880B1 (en) 2009-05-08 2010-05-07 Audio format transcoder
PCT/EP2010/056252 WO2010128136A1 (en) 2009-05-08 2010-05-07 Audio format transcoder

Publications (1)

Publication Number Publication Date
PL2427880T3 true PL2427880T3 (pl) 2014-01-31

Family

ID=41170090

Family Applications (1)

Application Number Title Priority Date Filing Date
PL10718175T PL2427880T3 (pl) 2009-05-08 2010-05-07 Transkoder formatu audio

Country Status (13)

Country Link
US (1) US8891797B2 (pl)
EP (2) EP2249334A1 (pl)
JP (1) JP5400954B2 (pl)
KR (1) KR101346026B1 (pl)
CN (1) CN102422348B (pl)
AU (1) AU2010244393B2 (pl)
BR (1) BRPI1007730A2 (pl)
CA (1) CA2761439C (pl)
ES (1) ES2426136T3 (pl)
MX (1) MX2011011788A (pl)
PL (1) PL2427880T3 (pl)
RU (1) RU2519295C2 (pl)
WO (1) WO2010128136A1 (pl)

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Also Published As

Publication number Publication date
CN102422348A (zh) 2012-04-18
JP5400954B2 (ja) 2014-01-29
EP2427880B1 (en) 2013-07-31
RU2519295C2 (ru) 2014-06-10
JP2012526296A (ja) 2012-10-25
EP2427880A1 (en) 2012-03-14
US8891797B2 (en) 2014-11-18
AU2010244393A1 (en) 2011-11-24
MX2011011788A (es) 2011-11-29
EP2249334A1 (en) 2010-11-10
BRPI1007730A2 (en) 2018-03-06
ES2426136T3 (es) 2013-10-21
CA2761439A1 (en) 2010-11-11
AU2010244393B2 (en) 2013-02-14
CA2761439C (en) 2015-04-21
US20120114126A1 (en) 2012-05-10
KR101346026B1 (ko) 2013-12-31
KR20120013986A (ko) 2012-02-15
RU2011145865A (ru) 2013-05-27
WO2010128136A1 (en) 2010-11-11
CN102422348B (zh) 2013-09-25

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