JPS6429974U - - Google Patents

Info

Publication number
JPS6429974U
JPS6429974U JP1987125485U JP12548587U JPS6429974U JP S6429974 U JPS6429974 U JP S6429974U JP 1987125485 U JP1987125485 U JP 1987125485U JP 12548587 U JP12548587 U JP 12548587U JP S6429974 U JPS6429974 U JP S6429974U
Authority
JP
Japan
Prior art keywords
signal
rgb
switching circuit
detection circuit
output
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
JP1987125485U
Other languages
Japanese (ja)
Other versions
JPH0617391Y2 (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 JP1987125485U priority Critical patent/JPH0617391Y2/en
Publication of JPS6429974U publication Critical patent/JPS6429974U/ja
Application granted granted Critical
Publication of JPH0617391Y2 publication Critical patent/JPH0617391Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Color Television Systems (AREA)

Description

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

第１図は本考案の一実施例の要部の回路図、第
２図は第１図の動作説明に供する信号波形図であ
る。 １…ＲＧＢ切換回路、７…同期信号検出回路。 FIG. 1 is a circuit diagram of a main part of an embodiment of the present invention, and FIG. 2 is a signal waveform diagram for explaining the operation of FIG. 1...RGB switching circuit, 7...Sync signal detection circuit.

Claims (1)

【実用新案登録請求の範囲】 テレビ放送等の映像ソースのＲＧＢ信号と多重
表示用のＲＣＢ信号とを切換信号によつて切換出
力するＲＧＢ切換回路を備えるテレビジヨン受像
機において、 前記映像ソースの複合映像信号に含まれる同期
信号を検出して対応する出力を与える同期信号検
出回路を設け、 この同期信号検出回路の出力を、前記ＲＧＢ切
換回路に切換信号として与えるとともに、フライ
バツクパルスに基づく多重表示用位置決め水平パ
ルスを、前記多重表示用のＲＧＢの各信号が前記
ＲＧＢ切換回路へ入力される各入力部の内の少な
くとも１つの入力部に与え、 前記同期信号検出回路で同期信号が検出されな
いときには、前記水平パルスを前記ＲＧＢ切換回
路より出力することを特徴とするテレビジヨン受
像機。[Claims for Utility Model Registration] In a television receiver equipped with an RGB switching circuit that switches and outputs an RGB signal of a video source such as television broadcasting and an RCB signal for multiplex display using a switching signal, A synchronization signal detection circuit is provided that detects a synchronization signal included in the video signal and provides a corresponding output, and the output of this synchronization signal detection circuit is supplied as a switching signal to the RGB switching circuit, and multiplex display based on flyback pulses is provided. applying a positioning horizontal pulse to at least one of the input sections through which the RGB signals for multiplex display are input to the RGB switching circuit, and when no synchronizing signal is detected by the synchronizing signal detection circuit; , a television receiver characterized in that the horizontal pulse is output from the RGB switching circuit.
JP1987125485U 1987-08-17 1987-08-17 Television receiver Expired - Lifetime JPH0617391Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987125485U JPH0617391Y2 (en) 1987-08-17 1987-08-17 Television receiver

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987125485U JPH0617391Y2 (en) 1987-08-17 1987-08-17 Television receiver

Publications (2)

Publication Number Publication Date
JPS6429974U true JPS6429974U (en) 1989-02-22
JPH0617391Y2 JPH0617391Y2 (en) 1994-05-02

Family

ID=31376135

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987125485U Expired - Lifetime JPH0617391Y2 (en) 1987-08-17 1987-08-17 Television receiver

Country Status (1)

Country Link
JP (1) JPH0617391Y2 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5477020A (en) * 1977-12-01 1979-06-20 Sony Corp Monitor television receiver
JPS6266788A (en) * 1985-09-18 1987-03-26 Fujitsu General Ltd Flicker eliminating circuit in television receiver
JPS63117180U (en) * 1987-01-23 1988-07-28

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5477020A (en) * 1977-12-01 1979-06-20 Sony Corp Monitor television receiver
JPS6266788A (en) * 1985-09-18 1987-03-26 Fujitsu General Ltd Flicker eliminating circuit in television receiver
JPS63117180U (en) * 1987-01-23 1988-07-28

Also Published As

Publication number Publication date
JPH0617391Y2 (en) 1994-05-02

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