JPS60180184U - signal switching device - Google Patents

signal switching device

Info

Publication number
JPS60180184U
JPS60180184U JP6923684U JP6923684U JPS60180184U JP S60180184 U JPS60180184 U JP S60180184U JP 6923684 U JP6923684 U JP 6923684U JP 6923684 U JP6923684 U JP 6923684U JP S60180184 U JPS60180184 U JP S60180184U
Authority
JP
Japan
Prior art keywords
signal
switching device
source
passing
utility
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
JP6923684U
Other languages
Japanese (ja)
Inventor
靖人 田中
渡辺　尚友
Original Assignee
三菱電機株式会社
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 by 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to JP6923684U priority Critical patent/JPS60180184U/en
Publication of JPS60180184U publication Critical patent/JPS60180184U/en
Pending legal-status Critical Current

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Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来の映像信号切替装置を示す。第２図は、こ
の考案の一実施例であ色映像信号切替装置を示す。 、　図において、４はマトリクス回路、５は同期分離回
路、８Ｒ，８Ｇ、８Ｂ、８Ｓは入力信号切替回路、９は
選択スイッチ、１２は信号検出回路、１３は選択スイッ
チ。なお、図中、同一符号は同一または相当部分を示す
。FIG. 1 shows a conventional video signal switching device. FIG. 2 shows a color video signal switching device which is an embodiment of this invention. In the figure, 4 is a matrix circuit, 5 is a synchronous separation circuit, 8R, 8G, 8B, 8S are input signal switching circuits, 9 is a selection switch, 12 is a signal detection circuit, and 13 is a selection switch. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.

Claims (3)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）第１の信号を導出する第１の信号源と、第２の信
号を導出する第２の信号源と、 前記第１の信号源に結合されて第１の信号を検出する手
段と、 前記検出手段からの検出出力に応答して、前記第１の信
号源からの信号または、前記第２の信号源からの信号の
いずれか一方を選択的に通過させる手段と備えた信号切
替装置。(1) a first signal source for deriving a first signal, a second signal source for deriving a second signal, and means coupled to the first signal source for detecting the first signal; , a signal switching device comprising means for selectively passing either the signal from the first signal source or the signal from the second signal source in response to the detection output from the detection means. . （２）前記第１の信号検出手段と前記選択的信号通過手
段との間に設けられるスイッチ手段をさらに備え、 前記信号通過手段は前記第１の信号検出手段の検出出力
に応答して第１の信号を通過させることを特徴とする、
実用新案登録請求の範囲第１項記載の信号切替装置。(2) Further comprising a switch means provided between the first signal detecting means and the selective signal passing means, wherein the signal passing means responds to the detection output of the first signal detecting means to characterized by passing the signal of
A signal switching device according to claim 1 of the utility model registration claim. （３）前記第１の信号および第２の信号は映像信号入力
であり、前記第１の信号は同期信号を含み、前記信号検
出手段は、前記第１信号に含まれる同期信号を検出する
ことを特徴とする、実用新案登録請求の範囲第１項また
は第２項記載の信号切替装置。(3) The first signal and the second signal are video signal inputs, the first signal includes a synchronization signal, and the signal detection means detects the synchronization signal included in the first signal. A signal switching device according to claim 1 or 2 of the utility model registration claim, characterized in that:
JP6923684U 1984-05-09 1984-05-09 signal switching device Pending JPS60180184U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6923684U JPS60180184U (en) 1984-05-09 1984-05-09 signal switching device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6923684U JPS60180184U (en) 1984-05-09 1984-05-09 signal switching device

Publications (1)

Publication Number Publication Date
JPS60180184U true JPS60180184U (en) 1985-11-29

Family

ID=30604719

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6923684U Pending JPS60180184U (en) 1984-05-09 1984-05-09 signal switching device

Country Status (1)

Country Link
JP (1) JPS60180184U (en)

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