JPS6160538U - - Google Patents

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Publication number
JPS6160538U
JPS6160538U JP14097184U JP14097184U JPS6160538U JP S6160538 U JPS6160538 U JP S6160538U JP 14097184 U JP14097184 U JP 14097184U JP 14097184 U JP14097184 U JP 14097184U JP S6160538 U JPS6160538 U JP S6160538U
Authority
JP
Japan
Prior art keywords
circuit
light
output
threshold value
integrating 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
JP14097184U
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 JP14097184U priority Critical patent/JPS6160538U/ja
Publication of JPS6160538U publication Critical patent/JPS6160538U/ja
Pending legal-status Critical Current

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Description

【図面の簡単な説明】
第１図は従来の光スイツチ回路の回路構成を示
す図、第２図は本考案に係る光スイツチ回路の回
路構成を示す図である。 図面中、２１は光伝送路、２２は光スイツチ、
２３は発振器、２４は分周回路、２５はＬＥＤ駆
動回路、２６はＬＥＤ、２７はフオトダイオード
、２９は積分回路、３０は比較器、９は送信信号
である。

Claims (1)

    【実用新案登録請求の範囲】
  1. 一定の周期の送信信号を光に変換して送給する
    送信回路と、上記光を案内する光伝送路及びこの
    光伝送路の途中に介設され上記光の透光又は遮断
    を行う光スイツチと、上記光伝送路で案内されて
    きた光を光電変換した後上記送信信号の有無を検
    出する受信回路とから成る光スイツチ回路におい
    て、上記受信回路を、上記送信信号を入力し、こ
    の送信信号が入力されている間一定の出力電圧を
    出力する積分回路と、この積分回路の出力を入力
    し且つしきい値を有するコンパレータを備えて構
    成し、上記積分回路の上記出力電圧を上記しきい
    値よりも大きく積分回路の出力としきい値の大小
    関係によつてコンパレータの出力が変化するよう
    にしたことを特徴とする光スイツチ回路。
JP14097184U 1984-09-18 1984-09-18 Pending JPS6160538U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14097184U JPS6160538U (ja) 1984-09-18 1984-09-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14097184U JPS6160538U (ja) 1984-09-18 1984-09-18

Publications (1)

Publication Number Publication Date
JPS6160538U true JPS6160538U (ja) 1986-04-23

Family

ID=30699311

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14097184U Pending JPS6160538U (ja) 1984-09-18 1984-09-18

Country Status (1)

Country Link
JP (1) JPS6160538U (ja)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5233309A (en) * 1975-09-08 1977-03-14 Yuuji Kawai Arched continuous underground wall
JPS56149698A (en) * 1980-04-23 1981-11-19 Mitsubishi Electric Corp Switch on/off detecting system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5233309A (en) * 1975-09-08 1977-03-14 Yuuji Kawai Arched continuous underground wall
JPS56149698A (en) * 1980-04-23 1981-11-19 Mitsubishi Electric Corp Switch on/off detecting system

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