JPH0436497B2 - - Google Patents

Info

Publication number
JPH0436497B2
JPH0436497B2 JP57189187A JP18918782A JPH0436497B2 JP H0436497 B2 JPH0436497 B2 JP H0436497B2 JP 57189187 A JP57189187 A JP 57189187A JP 18918782 A JP18918782 A JP 18918782A JP H0436497 B2 JPH0436497 B2 JP H0436497B2
Authority
JP
Japan
Prior art keywords
frame
circuit
monitoring circuit
frame synchronization
synchronization monitoring
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.)
Expired - Lifetime
Application number
JP57189187A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5979667A (ja
Inventor
Takehiko Shimizu
Takeshi Sanpei
Harutoshi Kameda
Koichi Hamoto
Hiroaki Sato
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
Hitachi Ltd
NEC Corp
Nippon Telegraph and Telephone Corp
Oki Electric Industry Co Ltd
Original Assignee
Fujitsu Ltd
Hitachi Ltd
Nippon Telegraph and Telephone Corp
Oki Electric Industry Co Ltd
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 Fujitsu Ltd, Hitachi Ltd, Nippon Telegraph and Telephone Corp, Oki Electric Industry Co Ltd, Nippon Electric Co Ltd filed Critical Fujitsu Ltd
Priority to JP18918782A priority Critical patent/JPS5979667A/ja
Publication of JPS5979667A publication Critical patent/JPS5979667A/ja
Publication of JPH0436497B2 publication Critical patent/JPH0436497B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing
    • H04M3/24—Arrangements for supervision, monitoring or testing with provision for checking the normal operation
    • H04M3/244—Arrangements for supervision, monitoring or testing with provision for checking the normal operation for multiplex systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
JP18918782A 1982-10-29 1982-10-29 時分割ハイウェイ障害検出方式 Granted JPS5979667A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18918782A JPS5979667A (ja) 1982-10-29 1982-10-29 時分割ハイウェイ障害検出方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18918782A JPS5979667A (ja) 1982-10-29 1982-10-29 時分割ハイウェイ障害検出方式

Publications (2)

Publication Number Publication Date
JPS5979667A JPS5979667A (ja) 1984-05-08
JPH0436497B2 true JPH0436497B2 (enrdf_load_stackoverflow) 1992-06-16

Family

ID=16236958

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18918782A Granted JPS5979667A (ja) 1982-10-29 1982-10-29 時分割ハイウェイ障害検出方式

Country Status (1)

Country Link
JP (1) JPS5979667A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101493934B1 (ko) * 2013-03-06 2015-02-16 (주)와이케이티 진공 밸브

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0918579A (ja) * 1995-06-29 1997-01-17 Fujitsu Denso Ltd 回線監視装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56157162A (en) * 1980-05-09 1981-12-04 Hitachi Ltd Inter-office monitor signal bit holding system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101493934B1 (ko) * 2013-03-06 2015-02-16 (주)와이케이티 진공 밸브

Also Published As

Publication number Publication date
JPS5979667A (ja) 1984-05-08

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