SG87734A1 - Process for assessing the transmission quality of a speech transmission line - Google Patents

Process for assessing the transmission quality of a speech transmission line

Info

Publication number
SG87734A1
SG87734A1 SG9603090A SG1996003090A SG87734A1 SG 87734 A1 SG87734 A1 SG 87734A1 SG 9603090 A SG9603090 A SG 9603090A SG 1996003090 A SG1996003090 A SG 1996003090A SG 87734 A1 SG87734 A1 SG 87734A1
Authority
SG
Singapore
Prior art keywords
measuring unit
speech
sequence
mobile
network
Prior art date
Application number
SG9603090A
Other languages
English (en)
Inventor
Pietro Gianni Di
Ziemowit Zglinski
Original Assignee
Ascom Infrasys 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 Ascom Infrasys Ag filed Critical Ascom Infrasys Ag
Publication of SG87734A1 publication Critical patent/SG87734A1/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
    • 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
    • G10L25/27—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the analysis technique
    • G10L25/30—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the analysis technique using neural networks

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)
  • Quality & Reliability (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Telephonic Communication Services (AREA)
SG9603090A 1993-09-22 1994-09-19 Process for assessing the transmission quality of a speech transmission line SG87734A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH285393A CH686752A8 (de) 1993-09-22 1993-09-22 Verfahren zum Beurteilen der Übertragungsqualität einer Sprach-Übertragungsstrecke

Publications (1)

Publication Number Publication Date
SG87734A1 true SG87734A1 (en) 2002-04-16

Family

ID=4243054

Family Applications (1)

Application Number Title Priority Date Filing Date
SG9603090A SG87734A1 (en) 1993-09-22 1994-09-19 Process for assessing the transmission quality of a speech transmission line

Country Status (8)

Country Link
EP (1) EP0644674B1 (fi)
AT (1) ATE230531T1 (fi)
CH (1) CH686752A8 (fi)
DE (1) DE59410223D1 (fi)
ES (1) ES2188601T3 (fi)
FI (1) FI112751B (fi)
NO (1) NO312870B1 (fi)
SG (1) SG87734A1 (fi)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE230532T1 (de) * 1994-11-25 2003-01-15 T Mobile Deutschland Gmbh Verfahren zur ermittlung einer die qualität einer digitalen sprachübertragung kennzeichnenden grösse
GB9512303D0 (en) * 1995-06-16 1995-08-16 Assessment Services Ltd Improvements in or relating to data analysers
GB2302487B (en) * 1995-06-16 1999-11-10 Assessment Services Limited Improvements in or relating to data analysers
FI961073A0 (fi) * 1996-03-07 1996-03-07 Nokia Telecommunications Oy Abonnentapparat foer ett radiosystem
SE517413C2 (sv) * 1996-07-25 2002-06-04 Telia Ab Förbättringar av, eller som hänför sig till, mätning av telekommunikationsförbindelsers kvalitet
EP0916206B1 (de) * 1996-08-02 2004-10-13 Ascom AG Verfahren und anordnung zum beurteilen der qualität eines übertragenen sprachsignals
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
DE59814107D1 (de) 1998-03-27 2007-11-29 Ascom Schweiz Ag Verfahren und Vorrichtung zur Beurteilung der Übertragungsqualität
DE69924743T2 (de) * 1998-10-08 2006-03-02 British Telecommunications P.L.C. Messung der qualität von sprachsignalen
US6499009B1 (en) * 1999-10-29 2002-12-24 Telefonaktiebolaget Lm Ericsson Handling variable delay in objective speech quality assessment
EP1104924A1 (en) 1999-12-02 2001-06-06 Koninklijke KPN N.V. Determination of the time relation between speech signals affected by time warping
DE10327239A1 (de) * 2003-06-17 2005-01-27 Opticom Dipl.-Ing. Michael Keyhl Gmbh Vorrichtung und Verfahren zum extrahieren eines Testsignalabschnitts aus einem Audiosignal
GB0513294D0 (en) * 2005-06-29 2005-08-03 Nokia Corp Quality assessment for telecommunications network
CN102110436B (zh) * 2009-12-28 2012-05-09 中兴通讯股份有限公司 一种基于语音包络特征的标志音识别方法及装置
DE102012000931A1 (de) 2012-01-19 2013-07-25 Volkswagen Ag Verfahren zur Diagnose eines Audiosystems eines Kraftfahrzeuges

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3708002A1 (de) * 1987-03-12 1988-09-22 Telefonbau & Normalzeit Gmbh Messverfahren zum beurteilen der guete von sprachcodierern und/oder uebertragungsstrecken
JPH01255346A (ja) * 1988-04-05 1989-10-12 Fujitsu Ltd 通信制御装置の試験方式
US5040215A (en) * 1988-09-07 1991-08-13 Hitachi, Ltd. Speech recognition apparatus using neural network and fuzzy logic

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH549909A (de) * 1972-12-06 1974-05-31 Siemens Ag Albis Verfahren zur messung und/oder ueberwachung der uebertragungsqualitaet einer nachrichtenuebertragungsanlage.
US4633411A (en) * 1982-12-27 1986-12-30 Rockwell International Corporation Link quality analyzer
DE3513361A1 (de) * 1985-04-15 1986-10-16 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren und schaltungsanordnung zur qualitaetsmessung von funkuebertragungskanaelen eines funkuebertragungssystems
US5220640A (en) * 1990-09-20 1993-06-15 Motorola, Inc. Neural net architecture for rate-varying inputs
CA2137005C (en) * 1992-06-24 2000-05-23 Michael P. Hollier Method and apparatus for objective speech quality measurements of telecommunication equipment

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3708002A1 (de) * 1987-03-12 1988-09-22 Telefonbau & Normalzeit Gmbh Messverfahren zum beurteilen der guete von sprachcodierern und/oder uebertragungsstrecken
JPH01255346A (ja) * 1988-04-05 1989-10-12 Fujitsu Ltd 通信制御装置の試験方式
US5040215A (en) * 1988-09-07 1991-08-13 Hitachi, Ltd. Speech recognition apparatus using neural network and fuzzy logic

Also Published As

Publication number Publication date
EP0644674A3 (de) 1996-11-20
FI944391A0 (fi) 1994-09-22
NO943500D0 (no) 1994-09-20
EP0644674A2 (de) 1995-03-22
CH686752A5 (de) 1996-06-14
FI112751B (fi) 2003-12-31
NO312870B1 (no) 2002-07-08
NO943500L (no) 1995-03-23
EP0644674B1 (de) 2003-01-02
ES2188601T3 (es) 2003-07-01
CH686752A8 (de) 1996-08-15
ATE230531T1 (de) 2003-01-15
FI944391A (fi) 1995-03-23
DE59410223D1 (de) 2003-02-06

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