JPS5970029A - 中継器監視回路 - Google Patents

中継器監視回路

Info

Publication number
JPS5970029A
JPS5970029A JP57178441A JP17844182A JPS5970029A JP S5970029 A JPS5970029 A JP S5970029A JP 57178441 A JP57178441 A JP 57178441A JP 17844182 A JP17844182 A JP 17844182A JP S5970029 A JPS5970029 A JP S5970029A
Authority
JP
Japan
Prior art keywords
repeater
line
remote location
remote place
sent
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
JP57178441A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6258183B2 (en]
Inventor
Masaru Yamaguchi
勝 山口
Masaharu Shimada
正治 島田
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.)
NEC Corp
Nippon Telegraph and Telephone Corp
Original Assignee
NEC Corp
Nippon Telegraph and Telephone Corp
Nippon Electric 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 NEC Corp, Nippon Telegraph and Telephone Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP57178441A priority Critical patent/JPS5970029A/ja
Publication of JPS5970029A publication Critical patent/JPS5970029A/ja
Publication of JPS6258183B2 publication Critical patent/JPS6258183B2/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
JP57178441A 1982-10-13 1982-10-13 中継器監視回路 Granted JPS5970029A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57178441A JPS5970029A (ja) 1982-10-13 1982-10-13 中継器監視回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57178441A JPS5970029A (ja) 1982-10-13 1982-10-13 中継器監視回路

Publications (2)

Publication Number Publication Date
JPS5970029A true JPS5970029A (ja) 1984-04-20
JPS6258183B2 JPS6258183B2 (en]) 1987-12-04

Family

ID=16048570

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57178441A Granted JPS5970029A (ja) 1982-10-13 1982-10-13 中継器監視回路

Country Status (1)

Country Link
JP (1) JPS5970029A (en])

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4776305A (en) * 1986-05-20 1988-10-11 Honda Giken Kogyo Kabushiki Kaisha Exhaust timing control device for two-cycle engines
JPH01293031A (ja) * 1988-05-20 1989-11-27 Fujitsu Ltd デジタル伝送装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0227883U (en]) * 1988-08-08 1990-02-22

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4776305A (en) * 1986-05-20 1988-10-11 Honda Giken Kogyo Kabushiki Kaisha Exhaust timing control device for two-cycle engines
JPH01293031A (ja) * 1988-05-20 1989-11-27 Fujitsu Ltd デジタル伝送装置

Also Published As

Publication number Publication date
JPS6258183B2 (en]) 1987-12-04

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