JPH03117940U - - Google Patents

Info

Publication number
JPH03117940U
JPH03117940U JP2783990U JP2783990U JPH03117940U JP H03117940 U JPH03117940 U JP H03117940U JP 2783990 U JP2783990 U JP 2783990U JP 2783990 U JP2783990 U JP 2783990U JP H03117940 U JPH03117940 U JP H03117940U
Authority
JP
Japan
Prior art keywords
circuit
matrix
signal
semiconductor switch
column
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
JP2783990U
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 JP2783990U priority Critical patent/JPH03117940U/ja
Publication of JPH03117940U publication Critical patent/JPH03117940U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Electronic Switches (AREA)
  • Input From Keyboards Or The Like (AREA)
  • Alarm Systems (AREA)

Description

【図面の簡単な説明】
第１図は本考案の一実施例を示す構成ブロツク
図、第２図及び第３図は本考案の他の実施例を示
す要部構成ブロツク図、第４図は従来装置の構成
ブロツク図である。 １０……マトリクス回路、２０……ドライバ回
路、３０……レシーバ回路、４０……オンオフ電
圧信号回路、Ｑ……トランジスタ、ＰＣ……フオ
トカプラ、Ｕ……バツフアアンプ。

Claims (1)

  1. 【実用新案登録請求の範囲】 マトリクス型に配置される半導体スイツチを有
    するマトリクス回路と、 このマトリクス回路の各行を択一的に駆動し、
    当該行に配置される半導体スイツチがオン状態で
    あればオン信号を出力させるドライバ回路と、 このマトリクス回路の各列に設けられ、当該列
    の半導体スイツチからオン信号が送られていれば
    これを受信するレシーバ回路と、 を具備し、センサ等からのオンオフ電圧信号をこ
    の半導体スイツチに出力することを特徴とするオ
    ンオフ信号入力装置。
JP2783990U 1990-03-19 1990-03-19 Pending JPH03117940U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2783990U JPH03117940U (ja) 1990-03-19 1990-03-19

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2783990U JPH03117940U (ja) 1990-03-19 1990-03-19

Publications (1)

Publication Number Publication Date
JPH03117940U true JPH03117940U (ja) 1991-12-05

Family

ID=31530674

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2783990U Pending JPH03117940U (ja) 1990-03-19 1990-03-19

Country Status (1)

Country Link
JP (1) JPH03117940U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011113434A (ja) * 2009-11-30 2011-06-09 Fujitsu Ltd 情報処理装置、警告プログラム、及び、警告方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5030630B2 (ja) * 1971-11-26 1975-10-02
JPS5152249A (ja) * 1974-10-31 1976-05-08 Omron Tateisi Electronics Co Kurosubointomatorikusu

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5030630B2 (ja) * 1971-11-26 1975-10-02
JPS5152249A (ja) * 1974-10-31 1976-05-08 Omron Tateisi Electronics Co Kurosubointomatorikusu

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011113434A (ja) * 2009-11-30 2011-06-09 Fujitsu Ltd 情報処理装置、警告プログラム、及び、警告方法

Similar Documents

Publication Publication Date Title
JPH03117940U (ja)
JPH0346942U (ja)
JPH0392887U (ja)
JPS62155578U (ja)
JPH0349663U (ja)
JPH0351378U (ja)
JPH0260999U (ja)
JPH0473237U (ja)
JPS62158490U (ja)
JPH01110524U (ja)
JPS6347627U (ja)
JPH0260338U (ja)
JPS6335239U (ja)
JPS6433669U (ja)
JPH01179634U (ja)
JPH0338971U (ja)
JPS62119027U (ja)
JPH0410441U (ja)
JPS6362715U (ja)
JPS645300U (ja)
JPS64900U (ja)
JPS63108228U (ja)
JPS62150769U (ja)
JPH01142783U (ja)
JPS6184569U (ja)