EP0945853A3 - Procédé pour réduire les effets de la perte de segments de parole dans une transmission par paquets - Google Patents

Procédé pour réduire les effets de la perte de segments de parole dans une transmission par paquets Download PDF

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Publication number
EP0945853A3
EP0945853A3 EP99102364A EP99102364A EP0945853A3 EP 0945853 A3 EP0945853 A3 EP 0945853A3 EP 99102364 A EP99102364 A EP 99102364A EP 99102364 A EP99102364 A EP 99102364A EP 0945853 A3 EP0945853 A3 EP 0945853A3
Authority
EP
European Patent Office
Prior art keywords
packet
losts
mitigating
effects
received
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.)
Granted
Application number
EP99102364A
Other languages
German (de)
English (en)
Other versions
EP0945853A2 (fr
EP0945853B1 (fr
Inventor
Steffen Dipl.-Ing. Schönfuss
Rolf Dr. Kapust
Klaus-Dieter Dipl.-Ing. Michael
Peter Prof. Dr.-Ing. Noll
Christian Dipl.-Ing. Günther
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.)
Deutsche Telekom AG
Original Assignee
Deutsche Telekom AG
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 Deutsche Telekom AG filed Critical Deutsche Telekom AG
Publication of EP0945853A2 publication Critical patent/EP0945853A2/fr
Publication of EP0945853A3 publication Critical patent/EP0945853A3/fr
Application granted granted Critical
Publication of EP0945853B1 publication Critical patent/EP0945853B1/fr
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
    • G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm

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)
  • Data Exchanges In Wide-Area Networks (AREA)
EP99102364A 1998-03-26 1999-02-06 Procédé pour réduire les effets de la perte de segments de parole dans une transmission par paquets Expired - Lifetime EP0945853B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19814633A DE19814633C2 (de) 1998-03-26 1998-03-26 Verfahren zur Verschleierung von Sprachsegmentverlusten bei paketorientierter Übertragung
DE19814633 1998-03-26

Publications (3)

Publication Number Publication Date
EP0945853A2 EP0945853A2 (fr) 1999-09-29
EP0945853A3 true EP0945853A3 (fr) 2000-10-11
EP0945853B1 EP0945853B1 (fr) 2004-06-09

Family

ID=7863265

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99102364A Expired - Lifetime EP0945853B1 (fr) 1998-03-26 1999-02-06 Procédé pour réduire les effets de la perte de segments de parole dans une transmission par paquets

Country Status (3)

Country Link
EP (1) EP0945853B1 (fr)
AT (1) ATE268933T1 (fr)
DE (2) DE19814633C2 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7117156B1 (en) 1999-04-19 2006-10-03 At&T Corp. Method and apparatus for performing packet loss or frame erasure concealment
US7047190B1 (en) 1999-04-19 2006-05-16 At&Tcorp. Method and apparatus for performing packet loss or frame erasure concealment
JP5314232B2 (ja) * 1999-04-19 2013-10-16 エイ・ティ・アンド・ティ・コーポレーション フレーム消去隠蔽処理装置
DE10116984A1 (de) * 2001-04-05 2002-10-10 Rainer Martin Verfahren und Vorrichtung zur Übertragung und Speicherung von Sprach- und Audiosignalen

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4111131A1 (de) * 1991-04-06 1992-10-08 Inst Rundfunktechnik Gmbh Verfahren zum uebertragen digitalisierter tonsignale
EP0673017A2 (fr) * 1994-03-14 1995-09-20 AT&T Corp. Synthèse de signal d'excitation en cas d'effacement des trames ou de perte des paquets de données
DE4446558A1 (de) * 1994-12-24 1996-06-27 Philips Patentverwaltung Digitales Übertragungssystem mit verbessertem Decoder im Empfänger
WO1996027183A2 (fr) * 1995-02-28 1996-09-06 Nokia Telecommunications Oy Traitement de parametres de codage vocal dans un systeme de telecommunication

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4111131A1 (de) * 1991-04-06 1992-10-08 Inst Rundfunktechnik Gmbh Verfahren zum uebertragen digitalisierter tonsignale
EP0673017A2 (fr) * 1994-03-14 1995-09-20 AT&T Corp. Synthèse de signal d'excitation en cas d'effacement des trames ou de perte des paquets de données
DE4446558A1 (de) * 1994-12-24 1996-06-27 Philips Patentverwaltung Digitales Übertragungssystem mit verbessertem Decoder im Empfänger
WO1996027183A2 (fr) * 1995-02-28 1996-09-06 Nokia Telecommunications Oy Traitement de parametres de codage vocal dans un systeme de telecommunication

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
SUZUKI J ET AL: "MISSING PACKET RECOVERY TECHNIQUES FOR LOW-BIT-RATE CODED SPEECH", IEEE JOURNAL ON SELECTED AREAS IN COMMUNICATIONS,US,IEEE INC. NEW YORK, vol. 7, no. 5, 1 June 1989 (1989-06-01), pages 707 - 717, XP002032886, ISSN: 0733-8716 *

Also Published As

Publication number Publication date
ATE268933T1 (de) 2004-06-15
DE19814633C2 (de) 2001-09-13
DE19814633A1 (de) 1999-09-30
EP0945853A2 (fr) 1999-09-29
EP0945853B1 (fr) 2004-06-09
DE59909668D1 (de) 2004-07-15

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