JPS60142286A - 侵入監視装置 - Google Patents

侵入監視装置

Info

Publication number
JPS60142286A
JPS60142286A JP58245730A JP24573083A JPS60142286A JP S60142286 A JPS60142286 A JP S60142286A JP 58245730 A JP58245730 A JP 58245730A JP 24573083 A JP24573083 A JP 24573083A JP S60142286 A JPS60142286 A JP S60142286A
Authority
JP
Japan
Prior art keywords
output
level
becomes
comparators
counter
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
JP58245730A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0347475B2 (fr
Inventor
Osamu Suzuki
修 鈴木
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP58245730A priority Critical patent/JPS60142286A/ja
Publication of JPS60142286A publication Critical patent/JPS60142286A/ja
Publication of JPH0347475B2 publication Critical patent/JPH0347475B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Geophysics And Detection Of Objects (AREA)
  • Burglar Alarm Systems (AREA)
JP58245730A 1983-12-29 1983-12-29 侵入監視装置 Granted JPS60142286A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58245730A JPS60142286A (ja) 1983-12-29 1983-12-29 侵入監視装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58245730A JPS60142286A (ja) 1983-12-29 1983-12-29 侵入監視装置

Publications (2)

Publication Number Publication Date
JPS60142286A true JPS60142286A (ja) 1985-07-27
JPH0347475B2 JPH0347475B2 (fr) 1991-07-19

Family

ID=17137946

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58245730A Granted JPS60142286A (ja) 1983-12-29 1983-12-29 侵入監視装置

Country Status (1)

Country Link
JP (1) JPS60142286A (fr)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51140652A (en) * 1975-05-30 1976-12-03 Asahi Chem Ind Co Ltd Method and apparatus for detecting breakag of filamentary matter
JPS54141689A (en) * 1978-04-27 1979-11-05 Fuji Electric Co Ltd Clouding preventive device of photoelectric detector

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51140652A (en) * 1975-05-30 1976-12-03 Asahi Chem Ind Co Ltd Method and apparatus for detecting breakag of filamentary matter
JPS54141689A (en) * 1978-04-27 1979-11-05 Fuji Electric Co Ltd Clouding preventive device of photoelectric detector

Also Published As

Publication number Publication date
JPH0347475B2 (fr) 1991-07-19

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