JPS6242655A - 監視回路 - Google Patents

監視回路

Info

Publication number
JPS6242655A
JPS6242655A JP60180956A JP18095685A JPS6242655A JP S6242655 A JPS6242655 A JP S6242655A JP 60180956 A JP60180956 A JP 60180956A JP 18095685 A JP18095685 A JP 18095685A JP S6242655 A JPS6242655 A JP S6242655A
Authority
JP
Japan
Prior art keywords
line
circuit
current
output
sum
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
JP60180956A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0453346B2 (enrdf_load_stackoverflow
Inventor
Kenji Takato
健司 高遠
Toshiro Tojo
敏郎 東條
Yozo Iketani
池谷　陽三
Mitsutoshi Ayano
綾野　光俊
Kiyoshi Shibuya
清 渋谷
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 JP60180956A priority Critical patent/JPS6242655A/ja
Priority to CA000516222A priority patent/CA1260170A/en
Priority to AU61585/86A priority patent/AU574277B2/en
Priority to US06/897,914 priority patent/US4827505A/en
Priority to KR8606880A priority patent/KR900001135B1/ko
Priority to CN86105137A priority patent/CN1003032B/zh
Priority to EP86111530A priority patent/EP0212632B1/en
Priority to DE8686111530T priority patent/DE3687153T2/de
Publication of JPS6242655A publication Critical patent/JPS6242655A/ja
Publication of JPH0453346B2 publication Critical patent/JPH0453346B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Monitoring And Testing Of Exchanges (AREA)
  • Interface Circuits In Exchanges (AREA)
JP60180956A 1985-08-20 1985-08-20 監視回路 Granted JPS6242655A (ja)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP60180956A JPS6242655A (ja) 1985-08-20 1985-08-20 監視回路
CA000516222A CA1260170A (en) 1985-08-20 1986-08-19 Subscriber line interface circuit
AU61585/86A AU574277B2 (en) 1985-08-20 1986-08-19 Subscriber line interface circuit
US06/897,914 US4827505A (en) 1985-08-20 1986-08-19 Subscriber line interface circuit
KR8606880A KR900001135B1 (en) 1985-08-20 1986-08-20 Subscriber line interface circuit
CN86105137A CN1003032B (zh) 1985-08-20 1986-08-20 用户线接口电路
EP86111530A EP0212632B1 (en) 1985-08-20 1986-08-20 Subscriber line interface circuit
DE8686111530T DE3687153T2 (de) 1985-08-20 1986-08-20 Teilnehmerschnittstellenschaltung.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60180956A JPS6242655A (ja) 1985-08-20 1985-08-20 監視回路

Publications (2)

Publication Number Publication Date
JPS6242655A true JPS6242655A (ja) 1987-02-24
JPH0453346B2 JPH0453346B2 (enrdf_load_stackoverflow) 1992-08-26

Family

ID=16092212

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60180956A Granted JPS6242655A (ja) 1985-08-20 1985-08-20 監視回路

Country Status (1)

Country Link
JP (1) JPS6242655A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01166657A (ja) * 1987-12-22 1989-06-30 Fujitsu Ltd ループ・地絡監視回路
JPH01284144A (ja) * 1988-05-11 1989-11-15 Nec Corp 加入者線の地絡検出表示方式

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01166657A (ja) * 1987-12-22 1989-06-30 Fujitsu Ltd ループ・地絡監視回路
JPH01284144A (ja) * 1988-05-11 1989-11-15 Nec Corp 加入者線の地絡検出表示方式

Also Published As

Publication number Publication date
JPH0453346B2 (enrdf_load_stackoverflow) 1992-08-26

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