JPH0273885U - - Google Patents
Info
- Publication number
- JPH0273885U JPH0273885U JP1988153571U JP15357188U JPH0273885U JP H0273885 U JPH0273885 U JP H0273885U JP 1988153571 U JP1988153571 U JP 1988153571U JP 15357188 U JP15357188 U JP 15357188U JP H0273885 U JPH0273885 U JP H0273885U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- switching
- switch circuit
- switching device
- lines
- 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
Links
- 230000008054 signal transmission Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は本考案に係る信号切換装置は一実施例
を示すブロツク図、第２図ＡおよびＢは第１図中
の信号カツトスイツチ回路の例を示す概略回路図
である。
１，３……信号ライン（第１、第２の信号ライ
ン）、５……信号切換スイツチ回路、７……画像
表示部（カラーブラウン管）、９，１１……信号
カツトスイツチ回路（第１、第２の信号カツトス
イツチ回路）、１３……制御回路、ＳＷ１，ＳＷ
２……切換押ボタンスイツチ。
FIG. 1 is a block diagram showing one embodiment of the signal switching device according to the present invention, and FIGS. 2A and 2B are schematic circuit diagrams showing an example of the signal cut switch circuit in FIG. 1. 1, 3...Signal line (first, second signal line), 5...Signal changeover switch circuit, 7...Image display section (color cathode ray tube), 9,11...Signal cutoff switch circuit (first, second signal line) 2 signal cut switch circuit), 13...control circuit, SW1, SW
2...Push button switch.
Claims (1)
インと、 これら各信号ラインを選択していずれかのモー
ドの信号を出力する信号切換スイツチ回路と、 この信号切換スイツチ回路の切換え動作を制御
するモード切換信号を出力する制御回路と、 を具備してなる信号切換装置であつて、 前記複数の信号ラインの少なくとも一つの信号
ラインに挿入され、前記信号切換スイツチ回路に
よつて選択される前記信号ライン以外の信号の前
記信号切換スイツチ回路への伝送を、前記モード
切換信号によつてカツトする信号カツトスイツチ
回路を有してなることを特徴とする信号切換装置
。[Claims for Utility Model Registration] A plurality of signal lines through which signals of different modes flow, a signal changeover switch circuit that selects each of these signal lines and outputs a signal of one of the modes; A signal switching device comprising: a control circuit that outputs a mode switching signal for controlling a switching operation; the signal switching device is inserted into at least one signal line of the plurality of signal lines, and is inserted into at least one signal line of the plurality of signal lines, and is operated by the signal switching circuit. A signal switching device comprising a signal cut switch circuit that cuts transmission of signals other than the selected signal line to the signal switch circuit according to the mode switching signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988153571U JPH0273885U (en) | 1988-11-28 | 1988-11-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988153571U JPH0273885U (en) | 1988-11-28 | 1988-11-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0273885U true JPH0273885U (en) | 1990-06-06 |
Family
ID=31429534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988153571U Pending JPH0273885U (en) | 1988-11-28 | 1988-11-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0273885U (en) |
-
1988
- 1988-11-28 JP JP1988153571U patent/JPH0273885U/ja active Pending