ATE354162T1 - Audiocodierung - Google Patents

Audiocodierung

Info

Publication number
ATE354162T1
ATE354162T1 AT03727853T AT03727853T ATE354162T1 AT E354162 T1 ATE354162 T1 AT E354162T1 AT 03727853 T AT03727853 T AT 03727853T AT 03727853 T AT03727853 T AT 03727853T AT E354162 T1 ATE354162 T1 AT E354162T1
Authority
AT
Austria
Prior art keywords
spectro
temporal interval
audio coding
modelled
rep
Prior art date
Application number
AT03727853T
Other languages
English (en)
Inventor
De Par Steven L J D E Van
Jan J Skowronek
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
Application filed by Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE354162T1 publication Critical patent/ATE354162T1/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
    • 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)
AT03727853T 2003-05-27 2003-05-27 Audiocodierung ATE354162T1 (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 (1)

Publication Number Publication Date
ATE354162T1 true ATE354162T1 (de) 2007-03-15

Family

ID=33485265

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03727853T ATE354162T1 (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
EP1444688B1 (de) 2001-11-14 2006-08-16 Matsushita Electric Industrial Co., Ltd. Kodiervorrichtung und dekodiervorrichtung
US7885420B2 (en) * 2003-02-21 2011-02-08 Qnx Software Systems Co. Wind noise suppression system
US7949522B2 (en) * 2003-02-21 2011-05-24 Qnx Software Systems Co. System for suppressing rain noise
US7895036B2 (en) * 2003-02-21 2011-02-22 Qnx Software Systems Co. System for suppressing wind noise
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
EP1649453B1 (de) * 2003-07-18 2009-03-11 Koninklijke Philips Electronics N.V. Audiocodierung mit niedriger bitrate
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
JP2009524101A (ja) * 2006-01-18 2009-06-25 エルジー エレクトロニクス インコーポレイティド 符号化／復号化装置及び方法
ES2312142T3 (es) * 2006-04-24 2009-02-16 Nero Ag Aparato avanzado para codificar datos de audio digitales.
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
ES2425814T3 (es) * 2008-08-13 2013-10-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Aparato para determinar una señal de audio espacial convertida

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
AU2003233101A1 (en) 2005-01-21
WO2004107318A1 (en) 2004-12-09
DE60311891D1 (de) 2007-03-29
US7373296B2 (en) 2008-05-13
EP1631954B1 (de) 2007-02-14
JP2006526161A (ja) 2006-11-16
CN1771533A (zh) 2006-05-10
DE60311891T2 (de) 2008-02-07
EP1631954A1 (de) 2006-03-08
US20060247929A1 (en) 2006-11-02

Similar Documents

Publication Publication Date Title
ATE354162T1 (de) Audiocodierung
ATE377339T1 (de) Audio-kodierung
ATE387703T1 (de) Auswahl eines musikstücks anhand von metadaten und einer externen tempo-eingabe
ATE459957T1 (de) Kodierung und dekodierung für mehrkanalige signale
TW200740496A (en) Audio reproducing device, audio reproducing method, and audio reproducing program
SE0103910D0 (sv) Avkodning av information i ljudsignaler
DE602004004168D1 (de) Kompatible mehrkanal-codierung/-decodierung
WO2006031640A3 (en) Object process graph application development system
EP1316910A3 (de) Auswertungsprogramm, Speichermedium dafür,Timingauswertungsanlage und Timingauswertungssystem
ATE395789T1 (de) Verfahren und vorrichtung zur erweiterung eines audiosignals
EP1768451A4 (de) Akustische signalcodierungseinrichtung und akustische signaldecodierungseinrichtung
AU2003285629A1 (en) Audio signal analysing method and apparatus
AU2003291933A1 (en) Method for determining acoustic features of acoustic signals for the analysis of unknown acoustic signals and for modifying sound generation
TW200627352A (en) Operation apparatus for overdrive and operation method for overdrive thereof
TWI263144B (en) Electronic device for identifying user input information and method thereof
ATE339676T1 (de) Verfahren und system zur messung der übertragungsqualität eines systems
WO2004077268A3 (en) System and method for dynamic data binding in distributed applications
FR2791167B1 (fr) Procedes de codage, de decodage et de transcodage audio
FI20071018A7 (fi) Järjestelmät ja menetelmät äänisignaalin analysoimiseksi ja modifioimiseksi
SE0301790D0 (sv) A system and method for simulation of non-linear audio equipment
EP1471770A3 (de) Verfahren zur Erzeugung einer angenäherten Teilübertragungsfunktion
TW200518592A (en) Automatic contrast limiting circuit by spatial domain infinite impulse response filter and method thereof
ATE506645T1 (de) Verfahren und vorrichtung zur bereitstellung eines benutzerprioritätsmodus
WO2004061385A3 (en) Method and apparatus for asperity detection
DE60303688D1 (de) Sprachsynthese durch verkettung von sprachsignalformen

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties