HK1014403A1 - Method and apparatus for objective speech quality measurements of telecommunication equipment - Google Patents

Method and apparatus for objective speech quality measurements of telecommunication equipment

Info

Publication number
HK1014403A1
HK1014403A1 HK98115655A HK98115655A HK1014403A1 HK 1014403 A1 HK1014403 A1 HK 1014403A1 HK 98115655 A HK98115655 A HK 98115655A HK 98115655 A HK98115655 A HK 98115655A HK 1014403 A1 HK1014403 A1 HK 1014403A1
Authority
HK
Hong Kong
Prior art keywords
speech quality
quality measurements
telecommunication equipment
objective speech
objective
Prior art date
Application number
HK98115655A
Other languages
English (en)
Inventor
Michael Peter Hollier
Original Assignee
British Telecomm
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
Priority claimed from GB929213459A external-priority patent/GB9213459D0/en
Priority claimed from GB939312758A external-priority patent/GB9312758D0/en
Application filed by British Telecomm filed Critical British Telecomm
Publication of HK1014403A1 publication Critical patent/HK1014403A1/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing
    • H04M3/2236—Quality of speech transmission monitoring
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
    • H04B1/665—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission using psychoacoustic properties of the ear, e.g. masking effect
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/46—Monitoring; Testing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/24—Arrangements for testing

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)
  • Telephone Function (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
HK98115655A 1992-06-24 1998-12-24 Method and apparatus for objective speech quality measurements of telecommunication equipment HK1014403A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB929213459A GB9213459D0 (en) 1992-06-24 1992-06-24 Characterisation of communications systems using a speech-like test stimulus
GB939312758A GB9312758D0 (en) 1993-06-21 1993-06-21 Speech-like test stimulus
PCT/GB1993/001322 WO1994000922A1 (fr) 1992-06-24 1993-06-24 Procede et appareil de mesure objective de la qualite de transmission telephonique d'equipements de telecommunication

Publications (1)

Publication Number Publication Date
HK1014403A1 true HK1014403A1 (en) 1999-09-24

Family

ID=26301121

Family Applications (1)

Application Number Title Priority Date Filing Date
HK98115655A HK1014403A1 (en) 1992-06-24 1998-12-24 Method and apparatus for objective speech quality measurements of telecommunication equipment

Country Status (9)

Country Link
EP (2) EP0647375B1 (fr)
JP (2) JP3964456B2 (fr)
AU (1) AU670950B2 (fr)
CA (2) CA2277975C (fr)
DE (2) DE69334139T2 (fr)
ES (1) ES2122021T3 (fr)
HK (1) HK1014403A1 (fr)
SG (1) SG48927A1 (fr)
WO (1) WO1994000922A1 (fr)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995015035A1 (fr) * 1993-11-25 1995-06-01 British Telecommunications Public Limited Company Procede et appareil permettant de tester un equipement de telecommunications
US5890104A (en) * 1992-06-24 1999-03-30 British Telecommunications Public Limited Company Method and apparatus for testing telecommunications equipment using a reduced redundancy test signal
GB9213459D0 (en) * 1992-06-24 1992-08-05 British Telecomm Characterisation of communications systems using a speech-like test stimulus
GB2281311B (en) * 1993-03-29 1996-09-04 Boc Group Plc Metallurgical processes and apparatus
EP0705501B1 (fr) * 1993-06-21 1999-11-17 BRITISH TELECOMMUNICATIONS public limited company Procede et appareil d'essai de materiel de telecommunications a l'aide d'un signal d'essai a redondance reduite
CH686752A8 (de) * 1993-09-22 1996-08-15 Ascom Tech Ag Berner Technopark Verfahren zum Beurteilen der Übertragungsqualität einer Sprach-Übertragungsstrecke
CA2148340C (fr) * 1995-05-01 2004-12-07 Gianni Di Pietro Methode et appareil pour evaluer automatiquement de facon reproductible la qualite des transmissions d'un systeme de transmission de paroles
FR2736490B1 (fr) * 1995-07-06 1997-08-22 Renault Dispositif de test pour la prise de son d'un radiotelephone, notamment destine a etre installe dans un vehicule automobile
GB9604315D0 (en) * 1996-02-29 1996-05-01 British Telecomm Training process
US6119083A (en) * 1996-02-29 2000-09-12 British Telecommunications Public Limited Company Training process for the classification of a perceptual signal
EP0916206B1 (fr) 1996-08-02 2004-10-13 Ascom AG Procede et dispositif pour evaluer la qualite d'un signal vocal transmis
WO1998053589A1 (fr) * 1997-05-16 1998-11-26 British Telecommunications Public Limited Company Test d'equipement de telecommunications
US6201960B1 (en) * 1997-06-24 2001-03-13 Telefonaktiebolaget Lm Ericsson (Publ) Speech quality measurement based on radio link parameters and objective measurement of received speech signals
CA2296357C (fr) 1997-07-23 2006-07-04 Cleansorb Limited Procedes utiles pour le depot de matieres dans des reservoirs souterains
ATE293333T1 (de) * 1998-10-08 2005-04-15 British Telecomm Messung der qualität von sprachsignalen
NL1013044C2 (nl) * 1999-09-15 2001-03-16 Koninkl Kpn Nv Kwaliteitsmeting van spraaksignalen met echo-verstoring.
WO2001097414A1 (fr) 2000-06-12 2001-12-20 British Telecommunications Public Limited Company Mesure en service de la qualite vocale perçue par mesure objective de parametres d'erreur
AU2002210964A1 (en) * 2000-11-01 2002-05-15 Genista Corporation Special signaling for perceptual qos measurement
EP1244312A1 (fr) 2001-03-23 2002-09-25 BRITISH TELECOMMUNICATIONS public limited company Evaluation multimodal de la qualité
ATE429745T1 (de) 2001-09-11 2009-05-15 Psytechnics Ltd Verfahren und system zur messung der genauigkeit eines übertragungskanals
EP1376997A1 (fr) * 2002-06-24 2004-01-02 Alcatel Méthode pour tester et adapter les paramètres d'une unité audio à un système de télécommunications
ATE324015T1 (de) * 2003-11-24 2006-05-15 Mitsubishi Electric Corp Verfahren zum simulieren eines mobilkommunikationsnetzes sowie simulationsgerät zur durchführung des verfahrens
DE102004009949B4 (de) 2004-03-01 2006-03-09 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Ermitteln eines Schätzwertes
ATE427624T1 (de) 2005-08-25 2009-04-15 Psytechnics Ltd Erzeugung von prufsequenzen zur sprachgutebeurteilung
US7698144B2 (en) * 2006-01-11 2010-04-13 Microsoft Corporation Automated audio sub-band comparison
EP1918909B1 (fr) 2006-11-03 2010-07-07 Psytechnics Ltd Compensation d'erreur d'échantillonage
WO2010031109A1 (fr) * 2008-09-19 2010-03-25 Newsouth Innovations Pty Limited Procédé d'analyse d'un signal audio
JP5662712B2 (ja) * 2010-06-25 2015-02-04 日本板硝子環境アメニティ株式会社 音声変更装置、音声変更方法および音声情報秘話システム
JP5679475B2 (ja) * 2013-02-26 2015-03-04 日本電信電話株式会社 音量調整装置及び音量調整方法
DE102013005844B3 (de) * 2013-03-28 2014-08-28 Technische Universität Braunschweig Verfahren und Vorrichtung zum Messen der Qualität eines Sprachsignals
JP2016062034A (ja) * 2014-09-19 2016-04-25 トヨタ自動車株式会社 音声分析装置

Also Published As

Publication number Publication date
JP2007143202A (ja) 2007-06-07
AU670950B2 (en) 1996-08-08
JP4308278B2 (ja) 2009-08-05
AU4350093A (en) 1994-01-24
DE69321590D1 (de) 1998-11-19
EP0856961A3 (fr) 2000-09-13
CA2137005A1 (fr) 1994-01-06
SG48927A1 (en) 1998-05-18
JPH08501910A (ja) 1996-02-27
ES2122021T3 (es) 1998-12-16
CA2277975A1 (fr) 1994-01-06
DE69321590T2 (de) 1999-04-01
JP3964456B2 (ja) 2007-08-22
WO1994000922A1 (fr) 1994-01-06
EP0856961A2 (fr) 1998-08-05
CA2137005C (fr) 2000-05-23
EP0647375B1 (fr) 1998-10-14
EP0856961B1 (fr) 2007-05-09
DE69334139D1 (de) 2007-06-21
EP0647375A1 (fr) 1995-04-12
CA2277975C (fr) 2001-11-20
DE69334139T2 (de) 2008-01-10

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20040624