DE60210437D1 - Verfahren zur Synthese von Komfortgeräusch-Rahmen - Google Patents

Verfahren zur Synthese von Komfortgeräusch-Rahmen

Info

Publication number
DE60210437D1
DE60210437D1 DE60210437T DE60210437T DE60210437D1 DE 60210437 D1 DE60210437 D1 DE 60210437D1 DE 60210437 T DE60210437 T DE 60210437T DE 60210437 T DE60210437 T DE 60210437T DE 60210437 D1 DE60210437 D1 DE 60210437D1
Authority
DE
Germany
Prior art keywords
frames
synthesizing
comfort noise
noise frames
cnf
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 - Lifetime
Application number
DE60210437T
Other languages
English (en)
Inventor
Paloma Garcia
Gomez Enrique Masgrau
Solano Eduardo Lleida
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.)
Teltronic SA
Original Assignee
Teltronic SA
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 Teltronic SA filed Critical Teltronic SA
Application granted granted Critical
Publication of DE60210437D1 publication Critical patent/DE60210437D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • G10L19/012—Comfort noise or silence coding

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)
  • Noise Elimination (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
DE60210437T 2002-07-02 2002-07-02 Verfahren zur Synthese von Komfortgeräusch-Rahmen Expired - Lifetime DE60210437D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP02380145A EP1378888B1 (de) 2002-07-02 2002-07-02 Verfahren zur Synthese von Komfortgeräusch-Rahmen

Publications (1)

Publication Number Publication Date
DE60210437D1 true DE60210437D1 (de) 2006-05-18

Family

ID=29719798

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60210437T Expired - Lifetime DE60210437D1 (de) 2002-07-02 2002-07-02 Verfahren zur Synthese von Komfortgeräusch-Rahmen

Country Status (4)

Country Link
EP (1) EP1378888B1 (de)
AT (1) ATE322733T1 (de)
DE (1) DE60210437D1 (de)
ES (1) ES2261620T3 (de)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5745522A (en) * 1995-11-09 1998-04-28 General Instrument Corporation Of Delaware Randomizer for byte-wise scrambling of data
US5960389A (en) * 1996-11-15 1999-09-28 Nokia Mobile Phones Limited Methods for generating comfort noise during discontinuous transmission
EP0980605A2 (de) * 1998-03-05 2000-02-23 Koninklijke Philips Electronics N.V. Maskengenerierende polynome für pseudozufalls-rauschgeneratoren
US7124079B1 (en) * 1998-11-23 2006-10-17 Telefonaktiebolaget Lm Ericsson (Publ) Speech coding with comfort noise variability feature for increased fidelity
US6208618B1 (en) * 1998-12-04 2001-03-27 Tellabs Operations, Inc. Method and apparatus for replacing lost PSTN data in a packet network

Also Published As

Publication number Publication date
EP1378888A1 (de) 2004-01-07
ES2261620T3 (es) 2006-11-16
ATE322733T1 (de) 2006-04-15
EP1378888B1 (de) 2006-04-05

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Legal Events

Date Code Title Description
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