JPS62178679U - - Google Patents
Info
- Publication number
- JPS62178679U JPS62178679U JP6781186U JP6781186U JPS62178679U JP S62178679 U JPS62178679 U JP S62178679U JP 6781186 U JP6781186 U JP 6781186U JP 6781186 U JP6781186 U JP 6781186U JP S62178679 U JPS62178679 U JP S62178679U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- transmitter
- switching
- input
- outputs
- 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.)
- Granted
Links
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は本考案の信号切換回路の一実施例を示
す回路ブロツク図、第２図は従来の信号切換回路
を示すブロツク図である。
５……ＡＶシステムコントロール、１２，１３
，１４，１６……ＮＡＮＤ回路、２０，２１……
リモートコントロール送信器。
FIG. 1 is a circuit block diagram showing one embodiment of the signal switching circuit of the present invention, and FIG. 2 is a block diagram showing a conventional signal switching circuit. 5...AV system control, 12, 13
, 14, 16...NAND circuit, 20, 21...
remote control transmitter.
Claims (1)
信号が入力されて第１の切換信号を出力し、かつ
前記第１の送信器の信号が入力されない無信号状
態にて前記第１の切換信号と異なる第２の切換信
号を出力する制御部と、前記第１の切換信号が入
力されて前記第２の送信器による信号入力を禁止
すると共に前記第１の送信器による信号を出力可
能となし、かつ前記第２の切換信号が入力されて
前記第２の送信器による信号を出力可能となす論
理積回路より成り、該論理積回路から出力される
前記第１及び第２の送信器による信号の何れか一
方にて電子機器を制御することを特徴とする信号
切換回路。 first and second transmitters, and the first transmitter outputs a first switching signal when the signal of the first transmitter is input, and in a no-signal state where the signal of the first transmitter is not input. a control unit that outputs a second switching signal different from the first switching signal; the first and second signals output from the AND circuit; A signal switching circuit characterized in that an electronic device is controlled by one of the signals from a transmitter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6781186U JPH0416554Y2 (en) | 1986-05-06 | 1986-05-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6781186U JPH0416554Y2 (en) | 1986-05-06 | 1986-05-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62178679U true JPS62178679U (en) | 1987-11-13 |
| JPH0416554Y2 JPH0416554Y2 (en) | 1992-04-14 |
Family
ID=33446753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6781186U Expired JPH0416554Y2 (en) | 1986-05-06 | 1986-05-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0416554Y2 (en) |
-
1986
- 1986-05-06 JP JP6781186U patent/JPH0416554Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0416554Y2 (en) | 1992-04-14 |
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