DE60311891D1 - Audiocodierung - Google Patents

Audiocodierung

Info

Publication number
DE60311891D1
DE60311891D1 DE60311891T DE60311891T DE60311891D1 DE 60311891 D1 DE60311891 D1 DE 60311891D1 DE 60311891 T DE60311891 T DE 60311891T DE 60311891 T DE60311891 T DE 60311891T DE 60311891 D1 DE60311891 D1 DE 60311891D1
Authority
DE
Germany
Prior art keywords
spectro
temporal interval
audio coding
modelled
rep
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE60311891T
Other languages
English (en)
Other versions
DE60311891T2 (de
Inventor
De Par L Van
J Skowronek
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Koninklijke 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
Application filed by Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of DE60311891D1 publication Critical patent/DE60311891D1/de
Application granted granted Critical
Publication of DE60311891T2 publication Critical patent/DE60311891T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/78—Detection of presence or absence of voice signals
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Cereal-Derived Products (AREA)
DE60311891T 2003-05-27 2003-05-27 Audiocodierung Expired - Fee Related DE60311891T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IB2003/002336 WO2004107318A1 (en) 2003-05-27 2003-05-27 Audio coding

Publications (2)

Publication Number Publication Date
DE60311891D1 true DE60311891D1 (de) 2007-03-29
DE60311891T2 DE60311891T2 (de) 2008-02-07

Family

ID=33485265

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60311891T Expired - Fee Related DE60311891T2 (de) 2003-05-27 2003-05-27 Audiocodierung

Country Status (8)

Country Link
US (1) US7373296B2 (de)
EP (1) EP1631954B1 (de)
JP (1) JP2006526161A (de)
CN (1) CN1771533A (de)
AT (1) ATE354162T1 (de)
AU (1) AU2003233101A1 (de)
DE (1) DE60311891T2 (de)
WO (1) WO2004107318A1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9832244B2 (en) * 1995-07-14 2017-11-28 Arris Enterprises Llc Dynamic quality adjustment based on changing streaming constraints
EP1701340B1 (de) 2001-11-14 2012-08-29 Panasonic Corporation Dekodiervorrichtung, -verfahren und -programm
US8073689B2 (en) * 2003-02-21 2011-12-06 Qnx Software Systems Co. Repetitive transient noise removal
US8326621B2 (en) 2003-02-21 2012-12-04 Qnx Software Systems Limited Repetitive transient noise removal
US7949522B2 (en) * 2003-02-21 2011-05-24 Qnx Software Systems Co. System for suppressing rain noise
US7885420B2 (en) * 2003-02-21 2011-02-08 Qnx Software Systems Co. Wind noise suppression system
US7895036B2 (en) * 2003-02-21 2011-02-22 Qnx Software Systems Co. System for suppressing wind noise
WO2005008628A1 (en) * 2003-07-18 2005-01-27 Koninklijke Philips Electronics N.V. Low bit-rate audio encoding
KR100634506B1 (ko) * 2004-06-25 2006-10-16 삼성전자주식회사 저비트율 부호화/복호화 방법 및 장치
KR100707173B1 (ko) * 2004-12-21 2007-04-13 삼성전자주식회사 저비트율 부호화/복호화방법 및 장치
FR2886503B1 (fr) * 2005-05-27 2007-08-24 Arkamys Sa Procede pour produire plus de deux signaux electriques temporels distincts a partir d'un premier et d'un deuxieme signal electrique temporel
WO2007034375A2 (en) * 2005-09-23 2007-03-29 Koninklijke Philips Electronics N.V. Determination of a distortion measure for audio encoding
US20090281812A1 (en) * 2006-01-18 2009-11-12 Lg Electronics Inc. Apparatus and Method for Encoding and Decoding Signal
DE602006002381D1 (de) * 2006-04-24 2008-10-02 Nero Ag Erweiterte vorrichtung zur kodierung digitaler audiodaten
KR20080073925A (ko) * 2007-02-07 2008-08-12 삼성전자주식회사 파라메트릭 부호화된 오디오 신호를 복호화하는 방법 및장치
KR101131880B1 (ko) * 2007-03-23 2012-04-03 삼성전자주식회사 오디오 신호의 인코딩 방법 및 장치, 그리고 오디오 신호의디코딩 방법 및 장치
EP2154677B1 (de) * 2008-08-13 2013-07-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung zur Bestimmung eines konvertierten Raumtonsignals

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2778482B2 (ja) * 1994-09-26 1998-07-23 日本電気株式会社 帯域分割符号化装置
DE19647399C1 (de) 1996-11-15 1998-07-02 Fraunhofer Ges Forschung Gehörangepaßte Qualitätsbeurteilung von Audiotestsignalen
DE19730130C2 (de) * 1997-07-14 2002-02-28 Fraunhofer Ges Forschung Verfahren zum Codieren eines Audiosignals
DE19730129C2 (de) 1997-07-14 2002-03-07 Fraunhofer Ges Forschung Verfahren zum Signalisieren einer Rauschsubstitution beim Codieren eines Audiosignals
DE19821273B4 (de) * 1998-05-13 2006-10-05 Deutsche Telekom Ag Meßverfahren zur gehörrichtigen Qualitätsbewertung von codierten Audiosignalen
DE19939387A1 (de) 1999-08-19 2001-02-22 Siemens Ag Verfahren zum Kodieren von Audiosignalen, insbesondere von Sprach- und/oder Musiksignalen

Also Published As

Publication number Publication date
US20060247929A1 (en) 2006-11-02
US7373296B2 (en) 2008-05-13
WO2004107318A1 (en) 2004-12-09
EP1631954A1 (de) 2006-03-08
CN1771533A (zh) 2006-05-10
ATE354162T1 (de) 2007-03-15
AU2003233101A1 (en) 2005-01-21
DE60311891T2 (de) 2008-02-07
JP2006526161A (ja) 2006-11-16
EP1631954B1 (de) 2007-02-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee