JPS6487U - - Google Patents

Info

Publication number
JPS6487U
JPS6487U JP9277487U JP9277487U JPS6487U JP S6487 U JPS6487 U JP S6487U JP 9277487 U JP9277487 U JP 9277487U JP 9277487 U JP9277487 U JP 9277487U JP S6487 U JPS6487 U JP S6487U
Authority
JP
Japan
Prior art keywords
light
control circuit
emitting elements
emit
circuit
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
JP9277487U
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 JP9277487U priority Critical patent/JPS6487U/ja
Publication of JPS6487U publication Critical patent/JPS6487U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Optical Radar Systems And Details Thereof (AREA)

Description

【図面の簡単な説明】
第１図は本考案による光電式対人センサの一実
施例を表わすブロツク構成図、第２図ａ，ｂは外
来ノイズの一例を表わす信号の波形図、ｃは発振
回路の発振パルス信号の波形図、ｄは同期検出回
路の受信時期を示す波形図、ｅは発振回路で発振
パルス信号ｃから作成される同期信号の波形図で
ある。 １……赤外発光ダイオード、２……近赤外光、
５……受光素子、６……赤外反射光、９……発振
回路、１０……同期検出回路、１１……カウンタ
回路、１２……検定回路、１３……保持回路。

Claims (1)

    【実用新案登録請求の範囲】
  1. 赤外光を発光する複数個の発光素子と、この赤
    外光の反射光を受光する複数個の受光素子と、前
    記発光素子の発光駆動時期および前記受光素子か
    らの信号の受信時期を制御する制御回路と、この
    制御回路からの受信信号により人の有無を検知す
    る検知回路とから構成される光電式対人センサ。
JP9277487U 1987-06-18 1987-06-18 Pending JPS6487U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9277487U JPS6487U (ja) 1987-06-18 1987-06-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9277487U JPS6487U (ja) 1987-06-18 1987-06-18

Publications (1)

Publication Number Publication Date
JPS6487U true JPS6487U (ja) 1989-01-05

Family

ID=30954782

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9277487U Pending JPS6487U (ja) 1987-06-18 1987-06-18

Country Status (1)

Country Link
JP (1) JPS6487U (ja)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5873889A (ja) * 1982-09-18 1983-05-04 Omron Tateisi Electronics Co 光電スイツチ
JPS6027882A (ja) * 1983-07-23 1985-02-12 Dowa Mining Co Ltd 光学的検出装置
JPS6175280A (ja) * 1984-09-20 1986-04-17 Koito Ind Co Ltd 光電式物体検知装置
JPS61218977A (ja) * 1985-03-25 1986-09-29 Matsushita Electric Works Ltd 距離限定型光センサ

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5873889A (ja) * 1982-09-18 1983-05-04 Omron Tateisi Electronics Co 光電スイツチ
JPS6027882A (ja) * 1983-07-23 1985-02-12 Dowa Mining Co Ltd 光学的検出装置
JPS6175280A (ja) * 1984-09-20 1986-04-17 Koito Ind Co Ltd 光電式物体検知装置
JPS61218977A (ja) * 1985-03-25 1986-09-29 Matsushita Electric Works Ltd 距離限定型光センサ

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