CA2256064A1 - Dispositif pour determiner la qualite d'un signal de sortie devant etre genere par un circuit de traitement de signaux, et procede associe - Google Patents

Dispositif pour determiner la qualite d'un signal de sortie devant etre genere par un circuit de traitement de signaux, et procede associe

Info

Publication number
CA2256064A1
CA2256064A1 CA002256064A CA2256064A CA2256064A1 CA 2256064 A1 CA2256064 A1 CA 2256064A1 CA 002256064 A CA002256064 A CA 002256064A CA 2256064 A CA2256064 A CA 2256064A CA 2256064 A1 CA2256064 A1 CA 2256064A1
Authority
CA
Canada
Prior art keywords
signal
quality
determining
output signal
quality signal
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
CA002256064A
Other languages
English (en)
Other versions
CA2256064C (fr
Inventor
John Gerard Beerends
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 KPN NV
Original Assignee
Koninklijke PTT Nederland 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 PTT Nederland NV filed Critical Koninklijke PTT Nederland NV
Publication of CA2256064A1 publication Critical patent/CA2256064A1/fr
Application granted granted Critical
Publication of CA2256064C publication Critical patent/CA2256064C/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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/48—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use
    • G10L25/69—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use for evaluating synthetic or decoded voice signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Tests Of Electronic Circuits (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Time-Division Multiplex Systems (AREA)
CA002256064A 1996-05-21 1997-05-16 Dispositif pour determiner la qualite d'un signal de sortie devant etre genere par un circuit de traitement de signaux, et procede associe Expired - Fee Related CA2256064C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP96201348.8 1996-05-21
EP96201348A EP0809236B1 (fr) 1996-05-21 1996-05-21 Dispositif et procédé pour la détermination de la qualité d'un signal de sortie, destiné à être engendré par un circuit de traitement de signal
PCT/EP1997/002712 WO1997044779A1 (fr) 1996-05-21 1997-05-16 Dispositif pour determiner la qualite d'un signal de sortie devant etre genere par un circuit de traitement de signaux, et procede associe

Publications (2)

Publication Number Publication Date
CA2256064A1 true CA2256064A1 (fr) 1997-11-27
CA2256064C CA2256064C (fr) 2004-09-07

Family

ID=8223989

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002256064A Expired - Fee Related CA2256064C (fr) 1996-05-21 1997-05-16 Dispositif pour determiner la qualite d'un signal de sortie devant etre genere par un circuit de traitement de signaux, et procede associe

Country Status (9)

Country Link
EP (2) EP0809236B1 (fr)
JP (1) JP3568538B2 (fr)
CN (1) CN1121677C (fr)
AT (2) ATE205009T1 (fr)
AU (1) AU3167797A (fr)
CA (1) CA2256064C (fr)
DE (2) DE69614829T2 (fr)
ES (2) ES2161965T3 (fr)
WO (1) WO1997044779A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19840548C2 (de) * 1998-08-27 2001-02-15 Deutsche Telekom Ag Verfahren zur instrumentellen Sprachqualitätsbestimmung
NL1014075C2 (nl) * 2000-01-13 2001-07-16 Koninkl Kpn Nv Methode en inrichting voor het bepalen van de kwaliteit van een signaal.
WO2001065543A1 (fr) * 2000-02-29 2001-09-07 Telefonaktiebolaget Lm Ericsson (Publ) Compensation du filtrage lineaire a l'aide de facteurs de ponderation de frequence
ATE405922T1 (de) * 2004-09-20 2008-09-15 Tno Frequenzkompensation für die wahrnehmungsbezogene sprachanalyse
DE602007007090D1 (de) * 2007-10-11 2010-07-22 Koninkl Kpn Nv Verfahren und System zur Messung der Sprachverständlichkeit eines Tonübertragungssystems
EP2733700A1 (fr) * 2012-11-16 2014-05-21 Nederlandse Organisatie voor toegepast -natuurwetenschappelijk onderzoek TNO Procédé et appareil pour évaluer de façon intelligible un signal vocal dégradé

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0398318A (ja) * 1989-09-11 1991-04-23 Fujitsu Ltd 音声符号化方式
JPH07261797A (ja) * 1994-03-18 1995-10-13 Mitsubishi Electric Corp 信号符号化装置及び信号復号化装置

Also Published As

Publication number Publication date
CN1225738A (zh) 1999-08-11
JP2000515985A (ja) 2000-11-28
JP3568538B2 (ja) 2004-09-22
ATE222015T1 (de) 2002-08-15
ATE205009T1 (de) 2001-09-15
CA2256064C (fr) 2004-09-07
DE69614829D1 (de) 2001-10-04
DE69714585T2 (de) 2003-04-03
DE69714585D1 (de) 2002-09-12
EP0809236A1 (fr) 1997-11-26
CN1121677C (zh) 2003-09-17
ES2182094T3 (es) 2003-03-01
WO1997044779A1 (fr) 1997-11-27
EP0809236B1 (fr) 2001-08-29
EP0901677B1 (fr) 2002-08-07
ES2161965T3 (es) 2001-12-16
DE69614829T2 (de) 2002-04-04
EP0901677A1 (fr) 1999-03-17
AU3167797A (en) 1997-12-09

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed

Effective date: 20130516