JPS61239729A - デイジタル加入者線試験方式 - Google Patents

デイジタル加入者線試験方式

Info

Publication number
JPS61239729A
JPS61239729A JP60051861A JP5186185A JPS61239729A JP S61239729 A JPS61239729 A JP S61239729A JP 60051861 A JP60051861 A JP 60051861A JP 5186185 A JP5186185 A JP 5186185A JP S61239729 A JPS61239729 A JP S61239729A
Authority
JP
Japan
Prior art keywords
signal
channel
control signal
section
signal processing
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.)
Granted
Application number
JP60051861A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0433185B2 (cs
Inventor
Mikio Nakayama
中山　幹夫
Hideo Fukazawa
深沢　英夫
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP60051861A priority Critical patent/JPS61239729A/ja
Publication of JPS61239729A publication Critical patent/JPS61239729A/ja
Publication of JPH0433185B2 publication Critical patent/JPH0433185B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/46—Monitoring; 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
    • H04M3/26—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
    • H04M3/301—Circuit arrangements at the subscriber's side of the line

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Maintenance And Management Of Digital Transmission (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
JP60051861A 1985-03-15 1985-03-15 デイジタル加入者線試験方式 Granted JPS61239729A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP60051861A JPS61239729A (ja) 1985-03-15 1985-03-15 デイジタル加入者線試験方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60051861A JPS61239729A (ja) 1985-03-15 1985-03-15 デイジタル加入者線試験方式

Publications (2)

Publication Number Publication Date
JPS61239729A true JPS61239729A (ja) 1986-10-25
JPH0433185B2 JPH0433185B2 (cs) 1992-06-02

Family

ID=12898648

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60051861A Granted JPS61239729A (ja) 1985-03-15 1985-03-15 デイジタル加入者線試験方式

Country Status (1)

Country Link
JP (1) JPS61239729A (cs)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5410585A (en) * 1991-09-25 1995-04-25 Nec Corporation Subscriber line test system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5410585A (en) * 1991-09-25 1995-04-25 Nec Corporation Subscriber line test system

Also Published As

Publication number Publication date
JPH0433185B2 (cs) 1992-06-02

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