DE60236414D1 - Verfahren und vorrichtung zum schätzen der qualität einer fernsprechverbindung - Google Patents

Verfahren und vorrichtung zum schätzen der qualität einer fernsprechverbindung

Info

Publication number
DE60236414D1
DE60236414D1 DE60236414T DE60236414T DE60236414D1 DE 60236414 D1 DE60236414 D1 DE 60236414D1 DE 60236414 T DE60236414 T DE 60236414T DE 60236414 T DE60236414 T DE 60236414T DE 60236414 D1 DE60236414 D1 DE 60236414D1
Authority
DE
Germany
Prior art keywords
user perception
quality
mapping data
estimating
telephone connection
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
DE60236414T
Other languages
English (en)
Inventor
William C Hardy
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.)
Verizon Business Global LLC
Original Assignee
Verizon Business Global LLC
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 Verizon Business Global LLC filed Critical Verizon Business Global LLC
Application granted granted Critical
Publication of DE60236414D1 publication Critical patent/DE60236414D1/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
    • H04M3/2254—Arrangements for supervision, monitoring or testing in networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H04L43/50—Testing arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/80—Responding to QoS
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/24—Arrangements for testing
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
    • H04L43/0823—Errors, e.g. transmission errors
    • H04L43/0829—Packet loss
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
    • H04L43/0823—Errors, e.g. transmission errors
    • H04L43/0829—Packet loss
    • H04L43/0841—Round trip packet loss
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
    • H04L43/0852—Delays
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
    • H04L43/0852—Delays
    • H04L43/0864—Round trip delays
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/1066—Session management
    • H04L65/1101—Session protocols
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2207/00—Type of exchange or network, i.e. telephonic medium, in which the telephonic communication takes place
    • H04M2207/20—Type of exchange or network, i.e. telephonic medium, in which the telephonic communication takes place hybrid systems
    • H04M2207/203—Type of exchange or network, i.e. telephonic medium, in which the telephonic communication takes place hybrid systems composed of PSTN and data network, e.g. the Internet
DE60236414T 2001-02-08 2002-02-08 Verfahren und vorrichtung zum schätzen der qualität einer fernsprechverbindung Expired - Lifetime DE60236414D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/779,092 US6985559B2 (en) 1998-12-24 2001-02-08 Method and apparatus for estimating quality in a telephonic voice connection
PCT/US2002/003820 WO2002063858A1 (en) 2001-02-08 2002-02-08 A method and apparatus for estimating quality in a telephonic voice connection

Publications (1)

Publication Number Publication Date
DE60236414D1 true DE60236414D1 (de) 2010-07-01

Family

ID=25115297

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60236414T Expired - Lifetime DE60236414D1 (de) 2001-02-08 2002-02-08 Verfahren und vorrichtung zum schätzen der qualität einer fernsprechverbindung

Country Status (9)

Country Link
US (1) US6985559B2 (de)
EP (1) EP1368957B1 (de)
JP (1) JP2004526353A (de)
AT (1) ATE468700T1 (de)
BR (1) BR0207000A (de)
CA (1) CA2435667A1 (de)
DE (1) DE60236414D1 (de)
MX (1) MXPA03007020A (de)
WO (1) WO2002063858A1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7099282B1 (en) 1998-12-24 2006-08-29 Mci, Inc. Determining the effects of new types of impairments on perceived quality of a voice service
US7653002B2 (en) * 1998-12-24 2010-01-26 Verizon Business Global Llc Real time monitoring of perceived quality of packet voice transmission
FR2818852B1 (fr) * 2000-12-26 2003-02-07 France Telecom Procede et plateforme pour evaluation de qualite vocale de communications telephoniques
EP1298646B1 (de) * 2001-10-01 2006-01-11 Koninklijke KPN N.V. Verbessertes Verfahren zur Ermittlung der Qualität eines Sprachsignals
US8140980B2 (en) 2003-08-05 2012-03-20 Verizon Business Global Llc Method and system for providing conferencing services
GB2407952B (en) * 2003-11-07 2006-11-29 Psytechnics Ltd Quality assessment tool
DE102004008207B4 (de) * 2004-02-19 2006-01-05 Opticom Dipl.-Ing. Michael Keyhl Gmbh Verfahren und Vorrichtung zur Qualitätsbeurteilung eines Audiosignals und Vorrichtung und Verfahren zum Erhalten eines Qualitätsbeurteilungsergebnisses
US7707031B2 (en) * 2005-03-01 2010-04-27 Telefonaktiebolaget Lm Ericsson (Publ) Large scale measurement of subjective quality in mobile communications systems
US7843991B2 (en) 2005-04-21 2010-11-30 Qualcomm Incorporated Methods and apparatus for monitoring voice quality on a wireless communication device
GB2427790B (en) * 2005-06-29 2008-02-06 Motorola Inc Apparatus and method for determining call quality in a communication system
US8150023B2 (en) * 2005-10-07 2012-04-03 Virtual Hold Technology, Llc Automated system and method for distinguishing audio signals received in response to placing and outbound call
US20070263506A1 (en) * 2006-05-10 2007-11-15 Clarestow Corporation Method and system for detecting of errors on optical storage media
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
US8068584B2 (en) * 2006-10-26 2011-11-29 At&T Intellectual Property I, Lp System and method for selecting a profile for a digital subscriber line
US8150024B1 (en) * 2007-09-10 2012-04-03 Sprint Spectrum L.P. Methods and systems for setting a volume level of ringback media presented to a calling party
US8504096B2 (en) 2008-12-23 2013-08-06 At&T Mobility Ii Llc Abbreviated dialing
US8649424B2 (en) * 2010-02-17 2014-02-11 Juniper Networks, Inc. Video transcoding using a proxy device
WO2013142695A1 (en) 2012-03-23 2013-09-26 Dolby Laboratories Licensing Corporation Method and system for bias corrected speech level determination
US20140089040A1 (en) * 2012-09-21 2014-03-27 Tata Consultancy Services Limited System and Method for Customer Experience Measurement & Management
EP3494575B1 (de) 2016-08-09 2020-07-08 Huawei Technologies Co., Ltd. Vorrichtungen und verfahren zur beurteilung der sprachqualität
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
CN110505658B (zh) * 2018-05-16 2023-03-31 中国电信股份有限公司 语音速率调整方法、终端以及VoLTE系统

Family Cites Families (54)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2459282A1 (de) * 1974-12-14 1976-06-16 Schenck Ag Carl Auswuchtverfahren und anordnung zur durchfuehrung des verfahrens
US4438511A (en) * 1980-11-10 1984-03-20 Telebit Corporation Packetized ensemble modem
US5119367A (en) * 1988-10-28 1992-06-02 Oki Electric Industry Co., Ltd. Method and a node circuit for routing bursty data
EP0453607B1 (de) * 1990-04-27 1994-09-07 Siemens Aktiengesellschaft Verfahren und Schaltungsanordnung zur Reduzierung des Verlustes von Nachrichtenpaketen, die über eine Paketvermittlungseinrichtung übertragen werden
JPH04257145A (ja) * 1991-02-12 1992-09-11 Hitachi Ltd パケット流量制御方法およびパケット交換システム
JPH05346915A (ja) * 1992-01-30 1993-12-27 Ricoh Co Ltd 学習機械並びにニューラルネットワークおよびデータ分析装置並びにデータ分析方法
SE9201236L (sv) * 1992-04-21 1993-04-26 Televerket Anordning vid mobila telesystem foer att moejliggoera jaemfoerelser av subjektiv samtalskvalite
US5428613A (en) * 1992-12-03 1995-06-27 Motorola, Inc. Method for transmitting either data or voice in an allocated TDM slot
AU7554894A (en) * 1993-08-06 1995-02-28 Government Of The United States Of America, As Represented By The Secretary Of The Department Of Health And Human Services, The Method and system for measuring the diffusion tensor and for diffusion tension imaging
CA2171864A1 (en) * 1993-11-25 1995-06-01 Michael Peter Hollier Method and apparatus for testing telecommunications equipment
WO1995015630A1 (en) * 1993-11-30 1995-06-08 Integrated Network Corporation Network interface unit remote test pattern generation
US5572570A (en) * 1994-10-11 1996-11-05 Teradyne, Inc. Telecommunication system tester with voice recognition capability
CA2139081C (en) * 1994-12-23 1999-02-02 Alastair Gordon Unified messaging system and method
US5978783A (en) * 1995-01-10 1999-11-02 Lucent Technologies Inc. Feedback control system for telecommunications systems
US5715372A (en) * 1995-01-10 1998-02-03 Lucent Technologies Inc. Method and apparatus for characterizing an input signal
US5867813A (en) * 1995-05-01 1999-02-02 Ascom Infrasys Ag. Method and apparatus for automatically and reproducibly rating the transmission quality of a speech transmission system
US5825849A (en) * 1995-08-31 1998-10-20 Lucent Technologies, Inc. Loop-back test system using a suppressed ringing connection
KR19990036422A (ko) * 1995-10-12 1999-05-25 토마스 알. 임스 버스트 모드 프리앰블
US6243373B1 (en) * 1995-11-01 2001-06-05 Telecom Internet Ltd. Method and apparatus for implementing a computer network/internet telephone system
US5751706A (en) * 1996-06-05 1998-05-12 Cignal Global Communications, Inc. System and method for establishing a call telecommunications path
US6111949A (en) * 1996-09-04 2000-08-29 Teltrend, Inc. Method of rapid automatic hybrid balancing
US5940479A (en) 1996-10-01 1999-08-17 Northern Telecom Limited System and method for transmitting aural information between a computer and telephone equipment
US5898668A (en) * 1996-12-13 1999-04-27 Siemens Information And Communication Networks, Inc. Method and system for increasing quality of service at or below a threshold cost
US6064653A (en) 1997-01-07 2000-05-16 Bell Atlantic Network Services, Inc. Internetwork gateway to gateway alternative communication
US5835565A (en) * 1997-02-28 1998-11-10 Hammer Technologies, Inc. Telecommunication system tester with integrated voice and data
US6574216B1 (en) * 1997-03-11 2003-06-03 Verizon Services Corp. Packet data network voice call quality monitoring
US6169896B1 (en) * 1997-03-12 2001-01-02 Emerald Bay Systems, Inc. System for evaluating communication network services
US6172970B1 (en) * 1997-05-05 2001-01-09 The Hong Kong University Of Science And Technology Low-complexity antenna diversity receiver
WO1998053590A1 (en) * 1997-05-16 1998-11-26 British Telecommunications Public Limited Company Measurement of signal quality
US5933475A (en) * 1997-06-04 1999-08-03 Interactive Quality Services, Inc. System and method for testing a telecommunications apparatus
US6434606B1 (en) 1997-10-01 2002-08-13 3Com Corporation System for real time communication buffer management
US6147988A (en) * 1997-10-27 2000-11-14 Bell Atlantic Network Services, Inc. IP packet switching in a Telco switch
US6389005B1 (en) * 1997-12-01 2002-05-14 Nortel Networks Limited Automatic backup trunking for voice over the internet
TW407415B (en) * 1997-12-24 2000-10-01 Globespan Semiconductor Inc Apparatus and method for improved dsl communication cross-reference to related applicattons
US5887027A (en) * 1997-12-24 1999-03-23 Lucent Technologies Inc. Method of upstream channel modeling for PCM modem
US6665271B1 (en) * 1998-03-17 2003-12-16 Transnexus, Llc System for real-time prediction of quality for internet-based multimedia communications
US6256304B1 (en) * 1998-03-31 2001-07-03 Nokia Mobile Phones, Limited Mobile station using synchronization word order information for improved channel acquisition
US6275797B1 (en) * 1998-04-17 2001-08-14 Cisco Technology, Inc. Method and apparatus for measuring voice path quality by means of speech recognition
US6046979A (en) * 1998-05-04 2000-04-04 Cabletron Systems, Inc. Method and apparatus for controlling the flow of variable-length packets through a multiport switch
US6115689A (en) * 1998-05-27 2000-09-05 Microsoft Corporation Scalable audio coder and decoder
US6041048A (en) * 1998-06-12 2000-03-21 Motorola, Inc. Method for providing information packets from a packet switching network to a base site and corresponding communication system
US6353609B1 (en) 1998-06-19 2002-03-05 Marconi Communications, Inc. Digital packet network for the local access loop
US6452922B1 (en) * 1998-06-19 2002-09-17 Nortel Networks Limited Method and apparatus for fallback routing of voice over internet protocol call
US6285653B1 (en) * 1998-09-11 2001-09-04 Fluke Corporation Method and apparatus to measure far end crosstalk for the determination of equal level far end crosstalk
US6512746B1 (en) * 1998-09-11 2003-01-28 Nortel Networks Limited Method and apparatus for measuring voice grade of service in an IP network
US6618385B1 (en) * 1998-09-23 2003-09-09 Cirrus Logic, Inc. High performance, high bandwidth, and adaptive local area network communications
US7085230B2 (en) * 1998-12-24 2006-08-01 Mci, Llc Method and system for evaluating the quality of packet-switched voice signals
US6246978B1 (en) * 1999-05-18 2001-06-12 Mci Worldcom, Inc. Method and system for measurement of speech distortion from samples of telephonic voice signals
US6633545B1 (en) * 1999-07-30 2003-10-14 Cisco Technology, Inc. System and method for determining the data rate capacity of digital subscriber lines
EP1079573B1 (de) 1999-08-20 2013-02-27 Nortel Networks Limited Verwaltung der Anrufe über ein Datennetz
US6208699B1 (en) * 1999-09-01 2001-03-27 Qualcomm Incorporated Method and apparatus for detecting zero rate frames in a communications system
US6377636B1 (en) * 1999-11-02 2002-04-23 Iospan Wirless, Inc. Method and wireless communications system using coordinated transmission and training for interference mitigation
US6363065B1 (en) 1999-11-10 2002-03-26 Quintum Technologies, Inc. okApparatus for a voice over IP (voIP) telephony gateway and methods for use therein
US6282192B1 (en) * 2000-01-27 2001-08-28 Cisco Technology, Inc. PSTN fallback using dial on demand routing scheme

Also Published As

Publication number Publication date
US20020097840A1 (en) 2002-07-25
CA2435667A1 (en) 2002-08-15
EP1368957A4 (de) 2005-04-27
US6985559B2 (en) 2006-01-10
ATE468700T1 (de) 2010-06-15
EP1368957B1 (de) 2010-05-19
BR0207000A (pt) 2004-02-17
WO2002063858A1 (en) 2002-08-15
EP1368957A1 (de) 2003-12-10
MXPA03007020A (es) 2004-10-15
JP2004526353A (ja) 2004-08-26

Similar Documents

Publication Publication Date Title
ATE468700T1 (de) Verfahren und vorrichtung zum schätzen der qualität einer fernsprechverbindung
ATE472136T1 (de) Vorrichtung und verfahren zur bussignalabschluss- kompensation während erfassten ruhe zyklus
ATE409395T1 (de) Verfahren, vorrichtung und computer lesbares medium zur bereitstellung einer anzeige von ortungsdienstsverfügbarkeit und die qualität von verfügbaren ortungsdiensten
TW200617363A (en) Methods and apparatus for low distortion parameter measurements
ATE392626T1 (de) Verfahren und vorrichtung zur ermittlung einer fahrzeuggeschwindigkeit
ATE501448T1 (de) Verfahren und vorrichtung zur positionsbestimmung unter verwendung einer groben positionsabschätzung
EP1203562A3 (de) Verfahren und Vorrichtung zur Ableitung von Körperfettfläche
EP0848342A3 (de) Verfahren zum Entwurf von integrierten Schaltungen, Databankgerät zum Entwurf von integrierten Schaltungen und Unterstützungsgerät zum Entwurf von integrierten Schaltungen
DE60118668D1 (de) Kommunikationsverfahren einer elektronischen Vorrichtung
DE60208571D1 (de) Übertragungs-verfahren, -einrichtung und -rechnerprogrammprodukte zur kanalcharakterisierung
ATE292302T1 (de) Vorrichtung und verfahren in einer büroapplikation zur bereitstellung von inhaltsabhängiger hilfeinformation
WO2003107349A3 (en) METHODS AND APPARATUS FOR DELAYED CIRCUIT
DE60316401D1 (de) Vorrichtung zur Messung der muskulären Erschöpfung
EP1359468A3 (de) Managementsystem
TWI264225B (en) Pixel signal processing device and method
ATE506645T1 (de) Verfahren und vorrichtung zur bereitstellung eines benutzerprioritätsmodus
EP0992807A3 (de) Verfahren und Vorrichtung zur Korrektur eines Platinenmodells
DE602004003912T8 (de) Vorrichtung und Verfahren zur Messung der Sichtweite
HK1100762A1 (en) Method of determining the sympathetic tone and system for measurement thereof
ATE457463T1 (de) Verfahren zur on-line-eichung eines spannungssensors mit niedriger genauigkeit über einem kommunikationsbus
DE60231890D1 (de) Vorrichtung und verfahren zum weiterreichen in einem drahtlosen netzwerk
DE602005023319D1 (de) Verfahren und Vorrichtung zur Verwaltung von elektronischen Gebrauchsgeräten
DE602004022658D1 (de) Verfahren und anordnung mit speicherprotokol zur speicherverbindung
DE602004031940D1 (de) Verfahren und vorrichtung zur echounterdrückung
DE50115593D1 (de) Verfahren zur schätzung der polradlage an einer klauenpolmaschine

Legal Events

Date Code Title Description
8364 No opposition during term of opposition