JPS5390707A - Detecting system for circuit fault - Google Patents

Detecting system for circuit fault

Info

Publication number
JPS5390707A
JPS5390707A JP436877A JP436877A JPS5390707A JP S5390707 A JPS5390707 A JP S5390707A JP 436877 A JP436877 A JP 436877A JP 436877 A JP436877 A JP 436877A JP S5390707 A JPS5390707 A JP S5390707A
Authority
JP
Japan
Prior art keywords
detecting system
circuit fault
fault
stabilized
transmitting
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.)
Pending
Application number
JP436877A
Other languages
Japanese (ja)
Inventor
Hiroaki Takami
Satoshi Inoue
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
Original Assignee
NEC 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 Electric Co Ltd filed Critical NEC Corp
Priority to JP436877A priority Critical patent/JPS5390707A/en
Publication of JPS5390707A publication Critical patent/JPS5390707A/en
Pending legal-status Critical Current

Links

Landscapes

  • Monitoring And Testing Of Exchanges (AREA)

Abstract

PURPOSE: To ensure a stabilized and accurate decision for the fault of the simultaneous incoming calls, by transmitting the fault detection signal when the counter circuit output of an automatic exchange reaches a specified level.
COPYRIGHT: (C)1978,JPO&Japio
JP436877A 1977-01-20 1977-01-20 Detecting system for circuit fault Pending JPS5390707A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP436877A JPS5390707A (en) 1977-01-20 1977-01-20 Detecting system for circuit fault

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP436877A JPS5390707A (en) 1977-01-20 1977-01-20 Detecting system for circuit fault

Publications (1)

Publication Number Publication Date
JPS5390707A true JPS5390707A (en) 1978-08-09

Family

ID=11582419

Family Applications (1)

Application Number Title Priority Date Filing Date
JP436877A Pending JPS5390707A (en) 1977-01-20 1977-01-20 Detecting system for circuit fault

Country Status (1)

Country Link
JP (1) JPS5390707A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61125266A (en) * 1984-11-21 1986-06-12 Nec Corp Subscriber's circuit
JPS6248165A (en) * 1985-08-27 1987-03-02 Fujitsu Ltd Simultaneous incoming supervisory system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61125266A (en) * 1984-11-21 1986-06-12 Nec Corp Subscriber's circuit
JPS6248165A (en) * 1985-08-27 1987-03-02 Fujitsu Ltd Simultaneous incoming supervisory system

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