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FR2804813B1 - Procede de codage facilitant la restitution sonore des signaux de parole numerises transmis a un terminal d'abonne lors d'une communication telephonique par transmission de paquets et equipement mettant en oeuvre ce procede - Google Patents

Procede de codage facilitant la restitution sonore des signaux de parole numerises transmis a un terminal d'abonne lors d'une communication telephonique par transmission de paquets et equipement mettant en oeuvre ce procede

Info

Publication number
FR2804813B1
FR2804813B1 FR0001348A FR0001348A FR2804813B1 FR 2804813 B1 FR2804813 B1 FR 2804813B1 FR 0001348 A FR0001348 A FR 0001348A FR 0001348 A FR0001348 A FR 0001348A FR 2804813 B1 FR2804813 B1 FR 2804813B1
Authority
FR
France
Prior art keywords
facilitating
equipment
signals transmitted
encoding method
packet transmission
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
FR0001348A
Other languages
English (en)
Other versions
FR2804813A1 (fr
Inventor
Luc Attimont
Pierre Bonnard
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.)
Alcatel Lucent SAS
Nokia Inc
Original Assignee
Alcatel SA
Nokia Inc
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 Alcatel SA, Nokia Inc filed Critical Alcatel SA
Priority to FR0001348A priority Critical patent/FR2804813B1/fr
Priority to US09/774,571 priority patent/US20010012993A1/en
Priority to EP01400251A priority patent/EP1122717A1/fr
Priority to CNB011170530A priority patent/CN1148034C/zh
Publication of FR2804813A1 publication Critical patent/FR2804813A1/fr
Application granted granted Critical
Publication of FR2804813B1 publication Critical patent/FR2804813B1/fr
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
    • 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)
  • Telephonic Communication Services (AREA)
FR0001348A 2000-02-03 2000-02-03 Procede de codage facilitant la restitution sonore des signaux de parole numerises transmis a un terminal d'abonne lors d'une communication telephonique par transmission de paquets et equipement mettant en oeuvre ce procede Expired - Fee Related FR2804813B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR0001348A FR2804813B1 (fr) 2000-02-03 2000-02-03 Procede de codage facilitant la restitution sonore des signaux de parole numerises transmis a un terminal d'abonne lors d'une communication telephonique par transmission de paquets et equipement mettant en oeuvre ce procede
US09/774,571 US20010012993A1 (en) 2000-02-03 2001-02-01 Coding method facilitating the reproduction as sound of digitized speech signals transmitted to a user terminal during a telephone call set up by transmitting packets, and equipment implementing the method
EP01400251A EP1122717A1 (fr) 2000-02-03 2001-02-01 Procédé de codage pour la restitution sonore des signaux numérisés transmis par l'échange de paquets
CNB011170530A CN1148034C (zh) 2000-02-03 2001-02-02 数字语音信号声响恢复的编码方法及实施该方法的装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0001348A FR2804813B1 (fr) 2000-02-03 2000-02-03 Procede de codage facilitant la restitution sonore des signaux de parole numerises transmis a un terminal d'abonne lors d'une communication telephonique par transmission de paquets et equipement mettant en oeuvre ce procede

Publications (2)

Publication Number Publication Date
FR2804813A1 FR2804813A1 (fr) 2001-08-10
FR2804813B1 true FR2804813B1 (fr) 2002-09-06

Family

ID=8846606

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0001348A Expired - Fee Related FR2804813B1 (fr) 2000-02-03 2000-02-03 Procede de codage facilitant la restitution sonore des signaux de parole numerises transmis a un terminal d'abonne lors d'une communication telephonique par transmission de paquets et equipement mettant en oeuvre ce procede

Country Status (4)

Country Link
US (1) US20010012993A1 (fr)
EP (1) EP1122717A1 (fr)
CN (1) CN1148034C (fr)
FR (1) FR2804813B1 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE0001727L (sv) * 2000-05-10 2001-11-11 Global Ip Sound Ab Överföring över paketförmedlade nät
US20040073690A1 (en) * 2002-09-30 2004-04-15 Neil Hepworth Voice over IP endpoint call admission
US7359979B2 (en) * 2002-09-30 2008-04-15 Avaya Technology Corp. Packet prioritization and associated bandwidth and buffer management techniques for audio over IP
DE602005019559D1 (de) * 2004-05-11 2010-04-08 Nippon Telegraph & Telephone Schallpaket-sendeverfahren, schallpaket-sendevorrichtung, schallpaket-sendeprogramm und aufzeichnungsmedium, in dem dieses programm aufgezeichnet wurde
US7978827B1 (en) 2004-06-30 2011-07-12 Avaya Inc. Automatic configuration of call handling based on end-user needs and characteristics
US8218751B2 (en) * 2008-09-29 2012-07-10 Avaya Inc. Method and apparatus for identifying and eliminating the source of background noise in multi-party teleconferences
CN103532923B (zh) * 2012-11-14 2016-07-13 Tcl集团股份有限公司 一种实时媒体流传输方法及系统
US9755789B2 (en) * 2015-11-20 2017-09-05 Ringcentral, Inc. Systems and methods for dynamic packet duplication in a network
CN108600248B (zh) * 2018-05-04 2021-04-13 广东电网有限责任公司 一种通信安全防护方法及装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2261798B (en) * 1991-11-23 1995-09-06 Dowty Communications Ltd Packet switching networks
US5883891A (en) * 1996-04-30 1999-03-16 Williams; Wyatt Method and apparatus for increased quality of voice transmission over the internet
GB9811019D0 (en) * 1998-05-21 1998-07-22 Univ Surrey Speech coders
US6466574B1 (en) * 1998-06-05 2002-10-15 International Business Machines Corporation Quality of service improvement of internet real-time media transmission by transmitting redundant voice/media frames
US6810377B1 (en) * 1998-06-19 2004-10-26 Comsat Corporation Lost frame recovery techniques for parametric, LPC-based speech coding systems
US6445686B1 (en) * 1998-09-03 2002-09-03 Lucent Technologies Inc. Method and apparatus for improving the quality of speech signals transmitted over wireless communication facilities
US6584104B1 (en) * 1999-07-06 2003-06-24 Lucent Technologies, Inc. Lost-packet replacement for a digital voice signal
US6678267B1 (en) * 1999-08-10 2004-01-13 Texas Instruments Incorporated Wireless telephone with excitation reconstruction of lost packet
US6549886B1 (en) * 1999-11-03 2003-04-15 Nokia Ip Inc. System for lost packet recovery in voice over internet protocol based on time domain interpolation

Also Published As

Publication number Publication date
US20010012993A1 (en) 2001-08-09
CN1321968A (zh) 2001-11-14
EP1122717A1 (fr) 2001-08-08
FR2804813A1 (fr) 2001-08-10
CN1148034C (zh) 2004-04-28

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20051031