ATE524918T1 - Verfahren und vorrichtung für leitungsmessung - Google Patents

Verfahren und vorrichtung für leitungsmessung

Info

Publication number
ATE524918T1
ATE524918T1 AT08854824T AT08854824T ATE524918T1 AT E524918 T1 ATE524918 T1 AT E524918T1 AT 08854824 T AT08854824 T AT 08854824T AT 08854824 T AT08854824 T AT 08854824T AT E524918 T1 ATE524918 T1 AT E524918T1
Authority
AT
Austria
Prior art keywords
length
line
relation
line length
range
Prior art date
Application number
AT08854824T
Other languages
English (en)
Inventor
Pengrui Zhang
Original Assignee
Huawei Tech Co Ltd
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 Huawei Tech Co Ltd filed Critical Huawei Tech Co Ltd
Application granted granted Critical
Publication of ATE524918T1 publication Critical patent/ATE524918T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/46—Monitoring; Testing
    • H04B3/462—Testing group delay or phase shift, e.g. timing jitter
    • H04B3/466—Testing attenuation in combination with at least one of group delay and phase shift
    • 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
    • H04M3/30—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop
    • H04M3/305—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop testing of physical copper line parameters, e.g. capacitance or resistance
    • H04M3/306—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop testing of physical copper line parameters, e.g. capacitance or resistance for frequencies above the voice frequency, e.g. xDSL line qualification
AT08854824T 2007-11-09 2008-11-07 Verfahren und vorrichtung für leitungsmessung ATE524918T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2007101881232A CN101159777B (zh) 2007-11-09 2007-11-09 线路测量方法以及测量装置
PCT/CN2008/072974 WO2009067898A1 (fr) 2007-11-09 2008-11-07 Procédé et dispositif de mesure de ligne

Publications (1)

Publication Number Publication Date
ATE524918T1 true ATE524918T1 (de) 2011-09-15

Family

ID=39307691

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08854824T ATE524918T1 (de) 2007-11-09 2008-11-07 Verfahren und vorrichtung für leitungsmessung

Country Status (6)

Country Link
US (1) US8184778B2 (de)
EP (1) EP2112810B1 (de)
CN (1) CN101159777B (de)
AT (1) ATE524918T1 (de)
ES (1) ES2371138T3 (de)
WO (1) WO2009067898A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101159777B (zh) * 2007-11-09 2011-02-09 华为技术有限公司 线路测量方法以及测量装置
CN101572569B (zh) * 2008-05-04 2013-01-23 华为技术有限公司 一种线路拓扑管理方法、系统及相关装置
GB2493684A (en) * 2011-05-17 2013-02-13 British Telecomm Measurement method
EP2525502A1 (de) * 2011-05-17 2012-11-21 British Telecommunications Public Limited Company Messverfahren
CN105319480B (zh) * 2014-07-21 2019-11-12 南京中兴新软件有限责任公司 线路诊断方法及装置
CN106771650A (zh) * 2016-11-15 2017-05-31 中国电子科技集团公司第四十研究所 一种差分多端口器件测试建模方法
CN107040321B (zh) * 2016-12-15 2020-08-21 通号（北京）轨道工业集团有限公司 一种参考环校准方法及装置
US11411605B2 (en) 2017-03-30 2022-08-09 British Telecommunications Public Limited Company Measurement method
US11218189B1 (en) * 2020-10-09 2022-01-04 Viavi Solutions Inc. Method and apparatus providing common path distortion (CPD) detection from a field instrument

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6466647B1 (en) * 1999-11-17 2002-10-15 Bellsouth Intellectual Property Corporation System and method for estimating the capacity of a local loop to carry data
ES2407155T3 (es) * 2000-01-07 2013-06-12 Aware, Inc. Sistemas y métodos para la determinación de la longitud del bucle y la longitud de tomas puenteadas de una línea de transmisión
US6829330B2 (en) * 2001-04-26 2004-12-07 Aware, Inc. Systems and methods for loop characterization from double-ended measurements
US6876725B2 (en) * 2001-05-09 2005-04-05 Centillium Communications, Inc. Single ended line probing in DSL system
JP4037829B2 (ja) * 2001-11-15 2008-01-23 スイスコム フィクスネット アーゲー ネットワーク接続に関してデータ転送マージンを判定するための方法とシステム
US6826258B2 (en) * 2002-06-20 2004-11-30 Teradyne, Inc. System and method for pre-qualification of telephone lines for DSL service using an average loop loss
DE602004011333T2 (de) * 2003-05-12 2009-01-08 Telefonaktiebolaget Lm Ericsson (Publ) Verfahren und anordnung für signalschleifentests
US7809116B2 (en) 2003-12-07 2010-10-05 Adaptive Spectrum And Signal Alignment, Inc. DSL system estimation including known DSL line scanning and bad splice detection capability
US7460649B2 (en) 2004-01-14 2008-12-02 Conexant Systems, Inc. Method and apparatus for single end loop testing for DSL provisioning and maintenance
CN1588966A (zh) * 2004-09-27 2005-03-02 新太科技股份有限公司 Adsl线路参数的测试方法
US7235979B2 (en) * 2005-01-18 2007-06-26 Tollgrade Communications, Inc. Apparatus and method for measuring loop insertion loss single-endedly
US7130032B2 (en) * 2005-03-11 2006-10-31 Northrop Grumman Corporation Alternate test method for RF cable testing to avoid long test cables
US7623630B2 (en) * 2005-04-08 2009-11-24 Ikanos Communications, Inc. Double-ended line probing (DELP) for DSL systems
CN100501430C (zh) * 2005-06-03 2009-06-17 华为技术有限公司 测量数字用户线路插入损耗的方法和装置
US7778192B2 (en) * 2005-11-29 2010-08-17 At&T Intellectual Property I, L.P. System and method for automated double-ended field management of DSL service
CN101159777B (zh) * 2007-11-09 2011-02-09 华为技术有限公司 线路测量方法以及测量装置

Also Published As

Publication number Publication date
US8184778B2 (en) 2012-05-22
CN101159777B (zh) 2011-02-09
EP2112810B1 (de) 2011-09-14
WO2009067898A1 (fr) 2009-06-04
ES2371138T3 (es) 2011-12-27
CN101159777A (zh) 2008-04-09
EP2112810A1 (de) 2009-10-28
EP2112810A4 (de) 2010-07-07
US20090296896A1 (en) 2009-12-03

Similar Documents

Publication Publication Date Title
ATE524918T1 (de) Verfahren und vorrichtung für leitungsmessung
WO2012078764A3 (en) Fluid properties including equation of state modeling with optical constraints
DK201300331A (en) System and method for distributed environmental parameter measurement
GB2460573A (en) A method and apparatus for estimating a property of a fluid downhole
DE602005012670D1 (de) Vorrichtung und Verfahren zur Messung einer optischen Wellenform
WO2010014627A3 (en) Data measurement methods and systems
WO2012169903A3 (en) Method and apparatus for automatically calibrating vehicle parameters
UA96195C2 (ru) Способ и устройство для измерения параметров в скважине с пробкой
WO2008089406A3 (en) Apparatus and method for simultaneous inspection at different depths based on the principle of frequency domain optical coherence tomography
ATE545048T1 (de) Gerät zur abbildung einer bohrlochumgebung
NO20091829L (no) Beregning av verdier for a undersoke en underjordisk struktur basert pa malinger i henhold til ulike elektromagnetiske undersokelsesteknikker
WO2006010108A3 (en) Methods and apparatus for low distortion parameter measurements
BRPI0717795A2 (pt) Método e aparelho para determinar uma medição representativa que é indicativa de uma velocidade de oscilação relativa de um relógio de refrência durante um período de calibração representativo, e, aparelho para determinar um número medido de ciclos de um sinal de relógio de referência que ocorre durante um período de calibração representativo.
GB0625393D0 (en) Apparatus and method for measuring the coagulation characteristics of a test liqid
DE602006007523D1 (de) Verfahren zur Messung des durchströmten Querschnitts zwischen den Leitschaufeln von Gasturbinen
WO2012048156A3 (en) Method of determining an asymmetric property of a structure
ATE444496T1 (de) Verfahren und vorrichtung zur messung des tastverhältnisses oder relativen tastverhältnisses eines digitalen signals
WO2013036058A3 (ko) 다중 분산 노드 시스템에서 채널 추정 방법 및 장치
DE602006017529D1 (de) Augenmessgerät und verfahren
DE602006015025D1 (de) Verfahren und Vorrichtung zum Testen des Übersprechens in einer Kommunikationsleitung mit mehreren Teilnehmern
ATE504998T1 (de) Verfahren und system zur messung der qualität von vernetzungsknoten
ATE495429T1 (de) Verfahren und vorrichtung für druckmessungen zur untersuchung eines bohrloches
DE502006009063D1 (de) Vorrichtung und Verfahren für eine Kombination eines Protokolltests und einer Messung der Bitfehlerrate
WO2008091708A3 (en) Gene expression profiling for identification, monitoring, and treatment of lupus erythematosus
ATE557289T1 (de) Integriertes testverfahren einer leitung

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties