JPS63147033U - - Google Patents

Info

Publication number
JPS63147033U
JPS63147033U JP1987040242U JP4024287U JPS63147033U JP S63147033 U JPS63147033 U JP S63147033U JP 1987040242 U JP1987040242 U JP 1987040242U JP 4024287 U JP4024287 U JP 4024287U JP S63147033 U JPS63147033 U JP S63147033U
Authority
JP
Japan
Prior art keywords
coupling capacitor
input terminals
video signals
composite video
turned
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
Application number
JP1987040242U
Other languages
English (en)
Other versions
JPH0424654Y2 (ja
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 JP1987040242U priority Critical patent/JPH0424654Y2/ja
Publication of JPS63147033U publication Critical patent/JPS63147033U/ja
Application granted granted Critical
Publication of JPH0424654Y2 publication Critical patent/JPH0424654Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Electronic Switches (AREA)
  • Studio Circuits (AREA)

Description

【図面の簡単な説明】
図は、本考案の一実施例を示す回路図である。 1…第1入力端子、2…第1結合コンデンサ、
3…第1定電流源、4…第1トランジスタ、
基準電圧源、7…スイツチ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 映像信号と同期信号とを含む複数の合成映像信
    号を切換出力する為のスイツチ回路であつて、前
    記合成映像信号がそれぞれ印加される複数の入力
    端子と、該入力端子に一端が接続される複数の結
    合コンデンサと、該結合コンデンサの他端とアー
    ス間に挿入される複数の微少電流路と、エミツタ
    が前記結合コンデンサに接続され同期信号期間中
    にオン、映像信号期間中にオフする複数のトラン
    ジスタと、該トランジスタのベースに共通にバイ
    アスを加える単一の基準電圧源と、前記結合コン
    デンサの他端に得られる複数の入力合成映像信号
    を制御信号に応じて切換出力するスイツチとから
    成ることを特徴とするスイツチ回路。
JP1987040242U 1987-03-19 1987-03-19 Expired JPH0424654Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987040242U JPH0424654Y2 (ja) 1987-03-19 1987-03-19

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987040242U JPH0424654Y2 (ja) 1987-03-19 1987-03-19

Publications (2)

Publication Number Publication Date
JPS63147033U true JPS63147033U (ja) 1988-09-28
JPH0424654Y2 JPH0424654Y2 (ja) 1992-06-11

Family

ID=30854158

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987040242U Expired JPH0424654Y2 (ja) 1987-03-19 1987-03-19

Country Status (1)

Country Link
JP (1) JPH0424654Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009188548A (ja) * 2008-02-04 2009-08-20 Thine Electronics Inc マルチプレクサ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009188548A (ja) * 2008-02-04 2009-08-20 Thine Electronics Inc マルチプレクサ

Also Published As

Publication number Publication date
JPH0424654Y2 (ja) 1992-06-11

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