KR970705890A - 통신망의 회선 점검 방법 및 장치(a method and apparatus for testing lines in a telecommunications network) - Google Patents

통신망의 회선 점검 방법 및 장치(a method and apparatus for testing lines in a telecommunications network)

Info

Publication number
KR970705890A
KR970705890A KR1019970701221A KR19970701221A KR970705890A KR 970705890 A KR970705890 A KR 970705890A KR 1019970701221 A KR1019970701221 A KR 1019970701221A KR 19970701221 A KR19970701221 A KR 19970701221A KR 970705890 A KR970705890 A KR 970705890A
Authority
KR
South Korea
Prior art keywords
measuring
line
capacitance
value
network
Prior art date
Application number
KR1019970701221A
Other languages
English (en)
Inventor
앤드류 데이비드 체이스켈
Original Assignee
에버세드 마이클
브리티쉬 텔리커뮤니케이션즈 퍼블릭 리미티드 캄파니
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 에버세드 마이클, 브리티쉬 텔리커뮤니케이션즈 퍼블릭 리미티드 캄파니 filed Critical 에버세드 마이클
Publication of KR970705890A publication Critical patent/KR970705890A/ko

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/08—Locating faults in cables, transmission lines, or networks
    • G01R31/081—Locating faults in cables, transmission lines, or networks according to type of conductors
    • G01R31/085—Locating faults in cables, transmission lines, or networks according to type of conductors in power transmission or distribution lines, e.g. overhead
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/08—Locating faults in cables, transmission lines, or networks
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/58—Testing of lines, cables or conductors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/08—Indicating faults in circuits or apparatus
    • H04M3/085—Fault locating arrangements
    • 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)

Abstract

본 발명은 고장지점의 근사적 위치를 측정하기 위한 통신망(1 내지 12)점검방법 및 장치를 제공한다. 상기 방법은 네트워크의 회선 커패시턴스의 변화를 측정하는 단계 및 기지의 커패시턴스대회선길이 비로부터 그 변화에 상응하는 회선의 길이를 측정하는 단계를 포함한다. 이 길이는 고객의 구내(1)에 위치한 장비로부터 고장 지점까지의 근사적 위치선정을 하게 해 줄 것이다.

Description

통신망의 회선 점검 방법 및 장치(A METHOD AND APPARAYUS FOR TESTING LINES IN A TELECOMMUNICATIONS NETWORK)
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 따른 점검장치를 포함하는 시내 교환기로부터 가입자 구내로의 통신망 부분의 개략적 형태를 도시한 도면, 제2도는 제1도에 도시된 점검장치를 구성하는 개략적 블록도, 그리고 제3도는 제1도에 도시된 점검장치의 동작을 설명하기 위한 흐름도이다.

Claims (4)

  1. 통신망 점검 방법에 있어서, 제1시각에 네트워크의 적어도 한 회선의 제1커패시턴스 값을 측정하는 단계; 상기 제1커패시턴스 값을 저장하는 단계; 제2시각에 네트워크의 적어도 한 회선의 제2커패시턴스 값을 측정하는 단계; 상기 제1값 및 상기 제2값으로부터 커패시턴스의 변화를 측정하는 단계; 및 상기 커패시턴스 값의 변화 및 기지의 회선의 커패시턴스대길이 비로부터 상응하는 회선의 길이를 측정하는 단계를 포함하는 것을 특징으로 하는 통신망 점검 방법.
  2. 제1항에 있어서, 상기 커패시턴스 값의 변화가 임계치와 비교되고 임계치를 초과하면, 상응하는 회선의 길이를 측정하는 스켑이 수행되는 것을 특징으로 하는 방법.
  3. 통신망 점검용 장치에 있어서, 네트워크 회선의 커패시턴스 값의 변화를 측정하는 수단; 및 상기 커패시턴스 값의 변화 및 기지의 커패시턴스대길이 비로부터 상응하는 회선의 길이를 측정하는 수단을 포함하는 것을 특징으로 하는 통신망 점검 장치.
  4. 제3항에 있어서, 상기 측정된 커패시턴스 값의 변화와 임계치를 비교하기 위하여 비교수단이 제공되는 것을 특징으로 하는 장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019970701221A 1994-12-15 1995-11-30 통신망의 회선 점검 방법 및 장치(a method and apparatus for testing lines in a telecommunications network) KR970705890A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB94309390.6 1994-12-15
EP94309390 1994-12-15
PCT/GB1995/002802 WO1996019072A1 (en) 1994-12-15 1995-11-30 A method and apparatus for testing lines in a telecommunications network

Publications (1)

Publication Number Publication Date
KR970705890A true KR970705890A (ko) 1997-10-09

Family

ID=8217946

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019970701221A KR970705890A (ko) 1994-12-15 1995-11-30 통신망의 회선 점검 방법 및 장치(a method and apparatus for testing lines in a telecommunications network)

Country Status (11)

Country Link
US (1) US6008654A (ko)
EP (1) EP0797889B1 (ko)
JP (1) JPH10513615A (ko)
KR (1) KR970705890A (ko)
CN (1) CN1169227A (ko)
AU (1) AU686906B2 (ko)
DE (1) DE69528285T2 (ko)
FI (1) FI972470A (ko)
NO (1) NO972742L (ko)
NZ (1) NZ296158A (ko)
WO (1) WO1996019072A1 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8219694B2 (en) 2006-12-19 2012-07-10 Samsung Electronics Co., Ltd. Portable communication terminal apparatus, communication system and network address setting method thereof

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2001244338A1 (en) 2000-03-31 2001-10-15 British Telecommunications Public Limited Company Fault location in a telecommunications network
GB0007836D0 (en) * 2000-03-31 2000-05-17 British Telecomm Telecommunications line parameter estimation
GB0007835D0 (en) * 2000-03-31 2000-05-17 British Telecomm Fault location on a telecommunications network
US6573733B2 (en) * 2001-02-08 2003-06-03 Fluke Corporation Capacitance measuring technique for estimating cable length
US6646454B2 (en) * 2002-01-07 2003-11-11 Test-Um, Inc. Electronic apparatus and method for measuring length of a communication cable
WO2004046652A2 (en) * 2002-11-19 2004-06-03 University Of Utah Device and method for detecting anomolies in a wire and related sensing methods
KR102085831B1 (ko) * 2013-03-14 2020-04-14 엘지전자 주식회사 공기조화기 및 그 동작방법
US9349227B2 (en) 2013-12-09 2016-05-24 GM Global Technology Operations LLC Methods and apparatus for diagnosing open faults in an automotive electrical circuit

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2180073A (en) * 1938-08-02 1939-11-14 West Point Mfg Co Tufting mechanism for sewing machines
DE1162427B (de) * 1961-07-26 1964-02-06 Dr Oskar Vierling Selbsttaetige Pruefeinrichtung fuer Fernmeldeleitungen, insbesondere in Fernsprechvermittlungsanlagen, zur Erfassung der an einer grossen Zahl von Leitungen auftretendengleichartigen elektrischen Groessen
US3973187A (en) * 1973-01-04 1976-08-03 Western Electric Company, Inc. Sensing capacitance and thickness of insulated cable to provide outputs related to weigh and percent voids
US4103225A (en) * 1977-01-05 1978-07-25 Dynatel Corporation System and method for determining capacitance and cable length in the presence of other circuit elements
US4361799A (en) * 1980-03-27 1982-11-30 Raychem Corporation Over-temperature sense and locate device
JPS6024297B2 (ja) * 1980-11-27 1985-06-12 三菱自動車工業株式会社 機関用燃料供給装置の制御方法
US4418250A (en) * 1981-12-14 1983-11-29 Hilligoss Lawrence O Telephone cable splicers test set and method of testing
JPS61243375A (ja) * 1985-04-19 1986-10-29 Tokyo Electric Power Co Inc:The 電力ケ−ブルの絶縁体劣化診断法
FR2586818B1 (fr) * 1985-08-30 1987-11-27 Elf Aquitaine Procede de detection d'usure d'une ligne immergee dans un milieu conducteur et renfermant une conduite ou un cable electrique
DE3533479A1 (de) * 1985-09-19 1987-03-26 Seba Mess Ortungstech Verfahren zum ueberwachen eines objektes mit hilfe einer signalleitung sowie impuls-messgeraet zur durchfuehrung dieses verfahrens
US4820991A (en) * 1985-12-23 1989-04-11 Progressive Electronics, Inc. Apparatus for determination of the location of a fault in communications wires
US5475371A (en) * 1990-06-25 1995-12-12 Cooper Industries, Inc. Faulted circuit detector having isolated indicator
US5060226A (en) * 1990-07-05 1991-10-22 Phoenix Microsystems, Inc. Telecommunications network test system
JP3064724B2 (ja) * 1993-02-10 2000-07-12 富士通株式会社 海底ケーブル通信システムの海中機器および障害点標定方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8219694B2 (en) 2006-12-19 2012-07-10 Samsung Electronics Co., Ltd. Portable communication terminal apparatus, communication system and network address setting method thereof

Also Published As

Publication number Publication date
NZ296158A (en) 1997-09-22
MX9704430A (es) 1997-10-31
NO972742D0 (no) 1997-06-13
US6008654A (en) 1999-12-28
CN1169227A (zh) 1997-12-31
AU686906B2 (en) 1998-02-12
FI972470A0 (fi) 1997-06-11
WO1996019072A1 (en) 1996-06-20
EP0797889A1 (en) 1997-10-01
FI972470A (fi) 1997-06-11
EP0797889B1 (en) 2002-09-18
NO972742L (no) 1997-06-13
DE69528285D1 (de) 2002-10-24
DE69528285T2 (de) 2003-07-31
AU3988095A (en) 1996-07-03
JPH10513615A (ja) 1998-12-22

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