DE69823817D1 - Prüfung von telekommunikationseinrichtungen - Google Patents

Prüfung von telekommunikationseinrichtungen

Info

Publication number
DE69823817D1
DE69823817D1 DE69823817T DE69823817T DE69823817D1 DE 69823817 D1 DE69823817 D1 DE 69823817D1 DE 69823817 T DE69823817 T DE 69823817T DE 69823817 T DE69823817 T DE 69823817T DE 69823817 D1 DE69823817 D1 DE 69823817D1
Authority
DE
Germany
Prior art keywords
telecommunication devices
testing telecommunication
testing
devices
telecommunication
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 - Lifetime
Application number
DE69823817T
Other languages
English (en)
Other versions
DE69823817T2 (de
Inventor
Peter Hollier
John Reynolds
William Rix
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.)
British Telecommunications PLC
Original Assignee
British Telecommunications PLC
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 GBGB9726125.9A external-priority patent/GB9726125D0/en
Application filed by British Telecommunications PLC filed Critical British Telecommunications PLC
Publication of DE69823817D1 publication Critical patent/DE69823817D1/de
Application granted granted Critical
Publication of DE69823817T2 publication Critical patent/DE69823817T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2201/00—Electronic components, circuits, software, systems or apparatus used in telephone systems
    • H04M2201/40—Electronic components, circuits, software, systems or apparatus used in telephone systems using speech recognition
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing
    • H04M3/26—Arrangements for supervision, monitoring or testing with means for applying test signals or for measuring
    • H04M3/28—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor
    • H04M3/32—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for lines between exchanges
    • H04M3/323—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for lines between exchanges for the arrangements providing the connection (test connection, test call, call simulation)

Landscapes

  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
DE69823817T 1997-05-16 1998-05-06 Prüfung von telekommunikationseinrichtungen Expired - Lifetime DE69823817T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP97303375 1997-05-16
EP97303375 1997-05-16
GB9726125 1997-12-10
GBGB9726125.9A GB9726125D0 (en) 1997-12-10 1997-12-10 Testing telecommunications equipment
PCT/GB1998/001305 WO1998053589A1 (en) 1997-05-16 1998-05-06 Testing telecommunications equipment

Publications (2)

Publication Number Publication Date
DE69823817D1 true DE69823817D1 (de) 2004-06-17
DE69823817T2 DE69823817T2 (de) 2005-04-14

Family

ID=26147429

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69823817T Expired - Lifetime DE69823817T2 (de) 1997-05-16 1998-05-06 Prüfung von telekommunikationseinrichtungen
DE69842181T Expired - Lifetime DE69842181D1 (de) 1997-05-16 1998-05-06 Prüfung einer telekommunikationsvorrichtung

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69842181T Expired - Lifetime DE69842181D1 (de) 1997-05-16 1998-05-06 Prüfung einer telekommunikationsvorrichtung

Country Status (6)

Country Link
US (2) US6304634B1 (de)
EP (2) EP0981887B1 (de)
AU (2) AU7342798A (de)
DE (2) DE69823817T2 (de)
IL (2) IL132172A (de)
WO (2) WO1998053589A1 (de)

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US6553098B1 (en) * 2000-04-11 2003-04-22 Verizon Laboratories Inc. Apparatus and method for assessing leakage from cable networks
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FR2818852B1 (fr) * 2000-12-26 2003-02-07 France Telecom Procede et plateforme pour evaluation de qualite vocale de communications telephoniques
US6553061B1 (en) 2001-02-08 2003-04-22 Worldcom, Inc. Method and apparatus for detecting a waveform
JP4115114B2 (ja) * 2001-10-24 2008-07-09 興和株式会社 ネットワーク通話の品質評価設備
AU2003212285A1 (en) * 2002-03-08 2003-09-22 Koninklijke Kpn N.V. Method and system for measuring a system's transmission quality
US7236573B2 (en) 2002-04-01 2007-06-26 At&T Intellectual Property, Inc. Method and apparatus for testing telephone sound quality
US6898272B2 (en) * 2002-08-01 2005-05-24 Spirent Communications System and method for testing telecommunication devices
US7519002B2 (en) * 2002-08-22 2009-04-14 Agilent Technologies, Inc. Method of switching between multiple call signaling protocol stacks in a voice quality tester and apparatus using same
US20040167774A1 (en) * 2002-11-27 2004-08-26 University Of Florida Audio-based method, system, and apparatus for measurement of voice quality
JP2004208103A (ja) * 2002-12-26 2004-07-22 Kowa Co ネットワーク通話の品質評価設備
DE10327239A1 (de) * 2003-06-17 2005-01-27 Opticom Dipl.-Ing. Michael Keyhl Gmbh Vorrichtung und Verfahren zum extrahieren eines Testsignalabschnitts aus einem Audiosignal
US7664122B1 (en) * 2003-07-03 2010-02-16 At&T Corp. Call tracking using voice quality measurement probe
US8140980B2 (en) 2003-08-05 2012-03-20 Verizon Business Global Llc Method and system for providing conferencing services
US7194068B2 (en) * 2003-08-20 2007-03-20 Agilent Technologies, Inc. Autonomous voice responder unit
US7298827B1 (en) * 2003-09-05 2007-11-20 Spirent Communications System and method for testing a quality of telecommunication data
US7881927B1 (en) * 2003-09-26 2011-02-01 Plantronics, Inc. Adaptive sidetone and adaptive voice activity detect (VAD) threshold for speech processing
US7483831B2 (en) * 2003-11-21 2009-01-27 Articulation Incorporated Methods and apparatus for maximizing speech intelligibility in quiet or noisy backgrounds
US20060093094A1 (en) * 2004-10-15 2006-05-04 Zhu Xing Automatic measurement and announcement voice quality testing system
US7680250B1 (en) 2004-11-24 2010-03-16 Interactive Quality Services Interactive method and system of testing an automated call telephonic communication system
US7751431B2 (en) * 2004-12-30 2010-07-06 Motorola, Inc. Method and apparatus for distributed speech applications
US7707031B2 (en) * 2005-03-01 2010-04-27 Telefonaktiebolaget Lm Ericsson (Publ) Large scale measurement of subjective quality in mobile communications systems
US7680655B2 (en) * 2005-05-20 2010-03-16 Alcatel-Lucent Usa Inc. Method and apparatus for measuring the quality of speech transmissions that use speech compression
US7590222B1 (en) * 2005-10-31 2009-09-15 At&T Corp. Techniques and apparatus for one way transmission delay measurement for IP phone connections
JP2007142691A (ja) * 2005-11-17 2007-06-07 Fujitsu Ltd 携帯電話機、模擬会話方法及び模擬会話用プログラム
US7831025B1 (en) * 2006-05-15 2010-11-09 At&T Intellectual Property Ii, L.P. Method and system for administering subjective listening test to remote users
US7849186B2 (en) * 2006-09-21 2010-12-07 Commtouch Software Ltd. Device, method and system for detecting unwanted conversational media session
US9444921B2 (en) * 2007-10-29 2016-09-13 Centurylink Intellectual Property Llc System to provide real loops for sidetone measurement with analog telephones
US8126394B2 (en) * 2008-05-13 2012-02-28 Avaya Inc. Purposeful receive-path audio degradation for providing feedback about transmit-path signal quality
US9124708B2 (en) * 2008-07-28 2015-09-01 Broadcom Corporation Far-end sound quality indication for telephone devices
EP2194525A1 (de) * 2008-12-05 2010-06-09 Alcatel, Lucent Subjektives Sprachqualitätsprüfwerkzeug
CN101977273B (zh) * 2010-10-21 2013-10-09 深圳市共进电子股份有限公司 一种对网络语音通信设备的传导抗干扰性能的测试方法
US8594278B2 (en) * 2010-11-23 2013-11-26 Ipc Systems, Inc. Test system for voice communications systems
US8737573B2 (en) * 2011-05-09 2014-05-27 Intelligent Decisions, Inc. Systems, methods, and devices for testing communication lines
US9374652B2 (en) 2012-03-23 2016-06-21 Dolby Laboratories Licensing Corporation Conferencing device self test
CN103607669B (zh) * 2013-10-12 2016-07-13 公安部第三研究所 一种楼宇对讲系统音频传输特性检测方法及检测系统
KR102265931B1 (ko) 2014-08-12 2021-06-16 삼성전자주식회사 음성 인식을 이용하는 통화 수행 방법 및 사용자 단말
US9591125B1 (en) * 2016-02-23 2017-03-07 Verizon Patent And Licensing Inc. Testing audio quality associated with a user device during a double talk communication
US9667776B1 (en) * 2016-12-06 2017-05-30 Cyara Solutions Pty Ltd Bi-directional audio generation device for speech quality assessment of telephony networks and speech codecs
CN109903752B (zh) * 2018-05-28 2021-04-20 华为技术有限公司 对齐语音的方法和装置
US10244104B1 (en) * 2018-06-14 2019-03-26 Microsoft Technology Licensing, Llc Sound-based call-quality detector
US10623554B1 (en) * 2019-03-12 2020-04-14 Sprint Spectrum L.P. Limiting voice filter bandwidth for device model based on observed sound quality of voice-call communications

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Also Published As

Publication number Publication date
US6304634B1 (en) 2001-10-16
DE69823817T2 (de) 2005-04-14
WO1998053590A1 (en) 1998-11-26
EP0981887B1 (de) 2004-05-12
IL132171A0 (en) 2001-03-19
WO1998053589A1 (en) 1998-11-26
IL132172A0 (en) 2001-03-19
AU7342798A (en) 1998-12-11
US6389111B1 (en) 2002-05-14
IL132172A (en) 2003-10-31
EP0981888B1 (de) 2011-03-16
EP0981888A1 (de) 2000-03-01
DE69842181D1 (de) 2011-04-28
AU7342698A (en) 1998-12-11
EP0981887A1 (de) 2000-03-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition