ATE355590T1 - Audiosignalsynthese - Google Patents

Audiosignalsynthese

Info

Publication number
ATE355590T1
ATE355590T1 AT04727357T AT04727357T ATE355590T1 AT E355590 T1 ATE355590 T1 AT E355590T1 AT 04727357 T AT04727357 T AT 04727357T AT 04727357 T AT04727357 T AT 04727357T AT E355590 T1 ATE355590 T1 AT E355590T1
Authority
AT
Austria
Prior art keywords
signal
transformed
sub
band
audio signal
Prior art date
Application number
AT04727357T
Other languages
English (en)
Inventor
Erik G P Schuijers
Middelink Marc W T Klein
Arnoldus W J Oomen
De Kerkhof Leon M Van
Original Assignee
Koninkl Philips Electronics Nv
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=33300979&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE355590(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE355590T1 publication Critical patent/ATE355590T1/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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/03—Application of parametric coding in stereophonic audio systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereophonic System (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
AT04727357T 2003-04-17 2004-04-14 Audiosignalsynthese ATE355590T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP03076134 2003-04-17
EP03076166 2003-04-18

Publications (1)

Publication Number Publication Date
ATE355590T1 true ATE355590T1 (de) 2006-03-15

Family

ID=33300979

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04727357T ATE355590T1 (de) 2003-04-17 2004-04-14 Audiosignalsynthese

Country Status (12)

Country Link
US (1) US8311809B2 (de)
EP (1) EP1618763B1 (de)
JP (1) JP4834539B2 (de)
KR (2) KR101200776B1 (de)
CN (2) CN1774956B (de)
AT (1) ATE355590T1 (de)
BR (1) BRPI0409337A (de)
DE (1) DE602004005020T2 (de)
ES (1) ES2281795T3 (de)
PL (1) PL1618763T3 (de)
RU (1) RU2005135650A (de)
WO (1) WO2004093495A1 (de)

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KR101411901B1 (ko) * 2007-06-12 2014-06-26 삼성전자주식회사 오디오 신호의 부호화/복호화 방법 및 장치
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WO2009109373A2 (en) * 2008-03-04 2009-09-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus for mixing a plurality of input data streams
EP2124486A1 (de) * 2008-05-13 2009-11-25 Clemens Par Winkelabhängig operierende Vorrichtung oder Methodik zur Gewinnung eines pseudostereophonen Audiosignals
ES2558229T3 (es) * 2008-07-11 2016-02-02 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Codificador y decodificador de audio para codificar tramas de señales de audio muestreadas
EP2144230A1 (de) 2008-07-11 2010-01-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audiokodierungs-/Audiodekodierungsschema geringer Bitrate mit kaskadierten Schaltvorrichtungen
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EP2154911A1 (de) * 2008-08-13 2010-02-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung zur Bestimmung eines räumlichen Mehrkanalausgangsaudiosignals
EP3640941A1 (de) * 2008-10-08 2020-04-22 Fraunhofer Gesellschaft zur Förderung der Angewand Geschaltetes audiokodierungs-/decodierungsschema mit mehrfachauflösung
WO2011158485A2 (ja) 2010-06-14 2011-12-22 パナソニック株式会社 オーディオハイブリッド符号化装置およびオーディオハイブリッド復号装置
US8762158B2 (en) * 2010-08-06 2014-06-24 Samsung Electronics Co., Ltd. Decoding method and decoding apparatus therefor
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EP2523473A1 (de) * 2011-05-11 2012-11-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zur Erzeugung eines Ausgabesignals mithilfe einer Dekompositionsvorrichtung
EP2744413B1 (de) * 2011-10-28 2017-03-29 Koninklijke Philips N.V. Vorrichtung und verfahren zur verarbeitung von herztönen zur auskultation
EP2704142B1 (de) * 2012-08-27 2015-09-02 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zur Wiedergabe eines Audiosignals, Vorrichtung und Verfahren zur Erzeugung eines codierten Audiosignals, Computerprogramm und codiertes Audiosignal
CN109509478B (zh) * 2013-04-05 2023-09-05 杜比国际公司 音频处理装置
EP2830061A1 (de) 2013-07-22 2015-01-28 Fraunhofer Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zur Codierung und Decodierung eines codierten Audiosignals unter Verwendung von zeitlicher Rausch-/Patch-Formung
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CN105706467B (zh) * 2013-09-17 2017-12-19 韦勒斯标准与技术协会公司 用于处理音频信号的方法和设备
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Also Published As

Publication number Publication date
KR101169596B1 (ko) 2012-07-30
CN1774957A (zh) 2006-05-17
CN1774956B (zh) 2011-10-05
JP2006523859A (ja) 2006-10-19
ES2281795T3 (es) 2007-10-01
US8311809B2 (en) 2012-11-13
BRPI0409337A (pt) 2006-04-25
EP1618763B1 (de) 2007-02-28
WO2004093495A1 (en) 2004-10-28
US20070112559A1 (en) 2007-05-17
DE602004005020T2 (de) 2007-10-31
CN1774956A (zh) 2006-05-17
KR20050122267A (ko) 2005-12-28
KR20110044281A (ko) 2011-04-28
PL1618763T3 (pl) 2007-07-31
JP4834539B2 (ja) 2011-12-14
KR101200776B1 (ko) 2012-11-13
DE602004005020D1 (de) 2007-04-12
EP1618763A1 (de) 2006-01-25
RU2005135650A (ru) 2006-03-20

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