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) CN1774957A (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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KR101411900B1 (ko) * 2007-05-08 2014-06-26 삼성전자주식회사 오디오 신호의 부호화 및 복호화 방법 및 장치
KR101411901B1 (ko) * 2007-06-12 2014-06-26 삼성전자주식회사 오디오 신호의 부호화/복호화 방법 및 장치
US7885819B2 (en) 2007-06-29 2011-02-08 Microsoft Corporation Bitstream syntax for multi-process audio decoding
CA2697920C (en) * 2007-08-27 2018-01-02 Telefonaktiebolaget L M Ericsson (Publ) Transient detector and method for supporting encoding of an audio signal
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DE102007048973B4 (de) * 2007-10-12 2010-11-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Erzeugen eines Multikanalsignals mit einer Sprachsignalverarbeitung
EP2218068A4 (de) 2007-11-21 2010-11-24 Lg Electronics Inc Verfahren und vorrichtung zur verarbeitung eines signals
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WO2009078681A1 (en) 2007-12-18 2009-06-25 Lg Electronics Inc. A method and an apparatus for processing an audio signal
RU2562395C2 (ru) * 2008-03-04 2015-09-10 Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Форшунг Е.Ф. Микширование входящих информационных потоков
EP2124486A1 (de) * 2008-05-13 2009-11-25 Clemens Par Winkelabhängig operierende Vorrichtung oder Methodik zur Gewinnung eines pseudostereophonen Audiosignals
PL2301020T3 (pl) * 2008-07-11 2013-06-28 Fraunhofer Ges Forschung Urządzenie i sposób do kodowania/dekodowania sygnału audio z użyciem algorytmu przełączania aliasingu
EP2311034B1 (de) * 2008-07-11 2015-11-04 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Toncodierer und decodierer zur codierung von rahmen abgetasteter tonsignale
EP2144230A1 (de) 2008-07-11 2010-01-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audiokodierungs-/Audiodekodierungsschema geringer Bitrate mit kaskadierten Schaltvorrichtungen
EP2154911A1 (de) * 2008-08-13 2010-02-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung zur Bestimmung eines räumlichen Mehrkanalausgangsaudiosignals
KR20130069833A (ko) * 2008-10-08 2013-06-26 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 다중 분해능 스위치드 오디오 부호화/복호화 방법
JP5882895B2 (ja) * 2010-06-14 2016-03-09 パナソニック株式会社 復号装置
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US9237870B2 (en) * 2011-10-28 2016-01-19 Koninklijke Philips N.V. Device and method for processing heart sounds for ausculation
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CN111292757B (zh) 2013-09-12 2024-05-24 杜比国际公司 基于qmf的处理数据的时间对齐
KR102159990B1 (ko) * 2013-09-17 2020-09-25 주식회사 윌러스표준기술연구소 멀티미디어 신호 처리 방법 및 장치
KR101805327B1 (ko) 2013-10-21 2017-12-05 돌비 인터네셔널 에이비 오디오 신호들의 파라메트릭 재구성을 위한 역상관기 구조
CN106471575B (zh) * 2014-07-01 2019-12-10 韩国电子通信研究院 多信道音频信号处理方法及装置
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Also Published As

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

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