JPS5218373A - Power failure detection circuit - Google Patents

Power failure detection circuit

Info

Publication number
JPS5218373A
JPS5218373A JP9455975A JP9455975A JPS5218373A JP S5218373 A JPS5218373 A JP S5218373A JP 9455975 A JP9455975 A JP 9455975A JP 9455975 A JP9455975 A JP 9455975A JP S5218373 A JPS5218373 A JP S5218373A
Authority
JP
Japan
Prior art keywords
detection circuit
power failure
failure detection
power
failura
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
JP9455975A
Other languages
Japanese (ja)
Other versions
JPS584784B2 (en
Inventor
Hiroshi Nakamura
Hiroshi Shinohara
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 JP9455975A priority Critical patent/JPS584784B2/en
Publication of JPS5218373A publication Critical patent/JPS5218373A/en
Publication of JPS584784B2 publication Critical patent/JPS584784B2/en
Expired legal-status Critical Current

Links

Abstract

PURPOSE: A power failura detection circuit which maintains stable operation even if AC power input is lowered gradually or fluctuated near threshold level.
COPYRIGHT: (C)1977,JPO&Japio
JP9455975A 1975-08-01 1975-08-01 Teiden Kenshiyutsu Cairo Expired JPS584784B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9455975A JPS584784B2 (en) 1975-08-01 1975-08-01 Teiden Kenshiyutsu Cairo

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9455975A JPS584784B2 (en) 1975-08-01 1975-08-01 Teiden Kenshiyutsu Cairo

Publications (2)

Publication Number Publication Date
JPS5218373A true JPS5218373A (en) 1977-02-10
JPS584784B2 JPS584784B2 (en) 1983-01-27

Family

ID=14113672

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9455975A Expired JPS584784B2 (en) 1975-08-01 1975-08-01 Teiden Kenshiyutsu Cairo

Country Status (1)

Country Link
JP (1) JPS584784B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5863024A (en) * 1981-10-06 1983-04-14 寿通信機株式会社 Abrupt change detector for ac signal

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5863024A (en) * 1981-10-06 1983-04-14 寿通信機株式会社 Abrupt change detector for ac signal

Also Published As

Publication number Publication date
JPS584784B2 (en) 1983-01-27

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