JPH02133792U - - Google Patents

Info

Publication number
JPH02133792U
JPH02133792U JP4129589U JP4129589U JPH02133792U JP H02133792 U JPH02133792 U JP H02133792U JP 4129589 U JP4129589 U JP 4129589U JP 4129589 U JP4129589 U JP 4129589U JP H02133792 U JPH02133792 U JP H02133792U
Authority
JP
Japan
Prior art keywords
circuit
detection signal
infrared sensor
outputs
sensor
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
JP4129589U
Other languages
English (en)
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 filed Critical
Priority to JP4129589U priority Critical patent/JPH02133792U/ja
Publication of JPH02133792U publication Critical patent/JPH02133792U/ja
Pending legal-status Critical Current

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Landscapes

  • Electronic Switches (AREA)
  • Burglar Alarm Systems (AREA)

Description

【図面の簡単な説明】
第1図は、本考案の一実施例に係るセンサー付
報知回路の回路図。第2図は、第1図の回路の動
作を示すタイムチヤート。 4…赤外線センサー、8…報知回路、10…タ
イマー回路、12…ローパスフイルタ。

Claims (1)

  1. 【実用新案登録請求の範囲】 人体が近づいたことを検知して検知信号を出力
    する赤外線センサ回路と、 この赤外線センサ回路からの検知信号をトリガ
    とし、検知信号が入力されたときから所要時間だ
    け作動信号を出力するタイマー回路と、 このタイマー回路からの作動信号発生期間報知
    を行う報知回路と、 を有するセンサー付報知回路において、 前記赤外線センサ回路とタイマー回路の間に、
    ローパスフイルタを設けたことを特徴とするセン
    サー付報知回路。
JP4129589U 1989-04-07 1989-04-07 Pending JPH02133792U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4129589U JPH02133792U (ja) 1989-04-07 1989-04-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4129589U JPH02133792U (ja) 1989-04-07 1989-04-07

Publications (1)

Publication Number Publication Date
JPH02133792U true JPH02133792U (ja) 1990-11-06

Family

ID=31551839

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4129589U Pending JPH02133792U (ja) 1989-04-07 1989-04-07

Country Status (1)

Country Link
JP (1) JPH02133792U (ja)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60219582A (ja) * 1984-04-16 1985-11-02 Omron Tateisi Electronics Co 交流信号弁別回路
JPS60230082A (ja) * 1984-04-27 1985-11-15 Optic Kk 赤外線式検出装置の高周波雑音防止回路

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60219582A (ja) * 1984-04-16 1985-11-02 Omron Tateisi Electronics Co 交流信号弁別回路
JPS60230082A (ja) * 1984-04-27 1985-11-15 Optic Kk 赤外線式検出装置の高周波雑音防止回路

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