FI20060952A0 - Menetelmä ja laitteisto siirtolinjan aika-auleen heijastustestiä varten - Google Patents

Menetelmä ja laitteisto siirtolinjan aika-auleen heijastustestiä varten

Info

Publication number
FI20060952A0
FI20060952A0 FI20060952A FI20060952A FI20060952A0 FI 20060952 A0 FI20060952 A0 FI 20060952A0 FI 20060952 A FI20060952 A FI 20060952A FI 20060952 A FI20060952 A FI 20060952A FI 20060952 A0 FI20060952 A0 FI 20060952A0
Authority
FI
Finland
Prior art keywords
lob
transmission line
line time
reflection test
reflection
Prior art date
Application number
FI20060952A
Other languages
English (en)
Swedish (sv)
Other versions
FI20060952A (fi
Inventor
Qingquan Shi
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
Publication of FI20060952A0 publication Critical patent/FI20060952A0/fi
Publication of FI20060952A publication Critical patent/FI20060952A/fi

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
    • G01R31/11—Locating faults in cables, transmission lines, or networks using pulse reflection methods
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
FI20060952A 2005-10-28 2006-10-27 Menetelmä ja laitteisto siirtolinjan aika-alueen heijastustestiä varten FI20060952A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN200510116787.9A CN1863244B (zh) 2005-10-28 2005-10-28 传输线路的时域反射测试方法及装置

Publications (2)

Publication Number Publication Date
FI20060952A0 true FI20060952A0 (fi) 2006-10-27
FI20060952A FI20060952A (fi) 2007-04-29

Family

ID=37232216

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20060952A FI20060952A (fi) 2005-10-28 2006-10-27 Menetelmä ja laitteisto siirtolinjan aika-alueen heijastustestiä varten

Country Status (4)

Country Link
US (1) US7532011B2 (fi)
CN (1) CN1863244B (fi)
FI (1) FI20060952A (fi)
FR (1) FR2892824A1 (fi)

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US20070108989A1 (en) 2007-05-17
FR2892824A1 (fr) 2007-05-04
CN1863244A (zh) 2006-11-15

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