KR910000268B1 - 광선식 경계장치 - Google Patents

광선식 경계장치 Download PDF

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Publication number
KR910000268B1
KR910000268B1 KR1019840001091A KR840001091A KR910000268B1 KR 910000268 B1 KR910000268 B1 KR 910000268B1 KR 1019840001091 A KR1019840001091 A KR 1019840001091A KR 840001091 A KR840001091 A KR 840001091A KR 910000268 B1 KR910000268 B1 KR 910000268B1
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KR
South Korea
Prior art keywords
time
blocking
signal
circuit
output
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
Application number
KR1019840001091A
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English (en)
Korean (ko)
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KR850005117A (ko
Inventor
히로시 오노
Original Assignee
오-테크 덴시 가부시기가이샤
니시가와 에이지
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Publication date
Application filed by 오-테크 덴시 가부시기가이샤, 니시가와 에이지 filed Critical 오-테크 덴시 가부시기가이샤
Publication of KR850005117A publication Critical patent/KR850005117A/ko
Application granted granted Critical
Publication of KR910000268B1 publication Critical patent/KR910000268B1/ko
Expired legal-status Critical Current

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    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Optical Communication System (AREA)
KR1019840001091A 1983-12-28 1984-03-03 광선식 경계장치 Expired KR910000268B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP58249491A JPS60142498A (ja) 1983-12-28 1983-12-28 光線式警戒装置
JP249491 1983-12-28
JP58/249491 1983-12-28

Publications (2)

Publication Number Publication Date
KR850005117A KR850005117A (ko) 1985-08-21
KR910000268B1 true KR910000268B1 (ko) 1991-01-23

Family

ID=17193759

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019840001091A Expired KR910000268B1 (ko) 1983-12-28 1984-03-03 광선식 경계장치

Country Status (2)

Country Link
JP (1) JPS60142498A (enrdf_load_stackoverflow)
KR (1) KR910000268B1 (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6139193A (ja) * 1984-07-31 1986-02-25 オーテック電子株式会社 光線式警戒装置
JPS6139192A (ja) * 1984-07-31 1986-02-25 オーテック電子株式会社 光線式警戒装置
JP3673955B2 (ja) * 1996-05-01 2005-07-20 竹中エンジニアリング株式会社 赤外線式検知装置
KR100660993B1 (ko) 1999-12-10 2006-12-22 주식회사 에스원 창문 경비용 감시장치 및 제어방법
KR20040039660A (ko) * 2002-11-04 2004-05-12 (주)태성엠아이에스 적외선 감지기

Also Published As

Publication number Publication date
JPH0447876B2 (enrdf_load_stackoverflow) 1992-08-05
KR850005117A (ko) 1985-08-21
JPS60142498A (ja) 1985-07-27

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