JPS63147087U - - Google Patents

Info

Publication number
JPS63147087U
JPS63147087U JP3973087U JP3973087U JPS63147087U JP S63147087 U JPS63147087 U JP S63147087U JP 3973087 U JP3973087 U JP 3973087U JP 3973087 U JP3973087 U JP 3973087U JP S63147087 U JPS63147087 U JP S63147087U
Authority
JP
Japan
Prior art keywords
input
signal
detection
input means
carrier color
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
JP3973087U
Other languages
Japanese (ja)
Other versions
JPH067654Y2 (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 JP1987039730U priority Critical patent/JPH067654Y2/en
Publication of JPS63147087U publication Critical patent/JPS63147087U/ja
Priority to MYPI88001571A priority patent/MY104836A/en
Application granted granted Critical
Publication of JPH067654Y2 publication Critical patent/JPH067654Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Color Television Systems (AREA)
  • Processing Of Color Television Signals (AREA)

Description

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

第１図は本考案のカラーデイスプレイ装置の一
実施例の入力信号切換回路を示すブロツク図、第
２図はその回路図、第３図は本考案の他の実施例
の入力信号切換回路を示す回路図である。 １……複合ビデオ信号入力端子、１ａ，１ｂ，
２ａ，２ｂ……固定接点、１ｃ，２ｃ……可動接
片、２……第１入力回路、３……分離回路、４…
…Ｙ（輝度）信号出力端子、５……Ｃ（搬送色）
信号出力端子、６，６ａ，６ｂ……Ｙ（輝度）信
号入力端子、７……第２入力回路、８，８ａ，８
ｂ……Ｃ（搬送色）信号入力端子、９……検出回
路、１０……コネクタ端子、１１，１２……バツ
フア回路、Ｑ１……ＮＰＮトランジスタ、Ｒ１〜
Ｒ５……抵抗、Ｓ１〜Ｓ４……スイツチ。 FIG. 1 is a block diagram showing an input signal switching circuit of one embodiment of the color display device of the present invention, FIG. 2 is a circuit diagram thereof, and FIG. 3 is a block diagram showing an input signal switching circuit of another embodiment of the present invention. It is a circuit diagram. 1...Composite video signal input terminal, 1a, 1b,
2a, 2b... Fixed contact, 1c, 2c... Movable contact piece, 2... First input circuit, 3... Separation circuit, 4...
...Y (luminance) signal output terminal, 5...C (carrying color)
Signal output terminal, 6, 6a, 6b...Y (luminance) signal input terminal, 7... Second input circuit, 8, 8a, 8
b...C (carrying color) signal input terminal, 9...Detection circuit, 10...Connector terminal, 11, 12...Buffer circuit, Q1 ...NPN transistor, R1 ~
R5 ...resistance, S1 to S4 ...switch.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 複合ビデオ信号が外部から入力される第１の入
力手段と、この第１の入力手段を介して供給され
る前記複合ビデオ信号を輝度信号と搬送色信号と
に分離する分離手段と、輝度信号と搬送色信号と
がそれぞれ外部から入力される第２の入力手段と
、この第２の入力手段に接続され、第２の入力手
段に設けられた入力端子に、前記輝度信号及び／
または搬送色信号を前記第２の入力手段に供給す
る外部端子が接続されたことを検出する検出手段
と、この検出手段による検出信号と前記第２の入
力手段の出力信号と前記分離手段の出力信号とが
それぞれ供給され、前記検出手段の検出信号によ
り必要な入力信号を切換えて出力する切換手段と
を設けたことを特徴とするカラーデイスプレイ装
置。 a first input means into which a composite video signal is input from the outside; a separation means for separating the composite video signal supplied via the first input means into a luminance signal and a carrier color signal; a second input means into which the carrier color signal is input from the outside, and an input terminal connected to the second input means and provided on the second input means, the luminance signal and/or
or a detection means for detecting connection of an external terminal for supplying a carrier color signal to the second input means; a detection signal from the detection means; an output signal from the second input means; and an output from the separation means. 1. A color display device, further comprising switching means for switching and outputting a necessary input signal based on the detection signal of the detection means.
JP1987039730U 1987-03-18 1987-03-18 Color display device Expired - Lifetime JPH067654Y2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1987039730U JPH067654Y2 (en) 1987-03-18 1987-03-18 Color display device
MYPI88001571A MY104836A (en) 1987-03-18 1988-12-30 Color display device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987039730U JPH067654Y2 (en) 1987-03-18 1987-03-18 Color display device

Publications (2)

Publication Number Publication Date
JPS63147087U true JPS63147087U (en) 1988-09-28
JPH067654Y2 JPH067654Y2 (en) 1994-02-23

Family

ID=30853172

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987039730U Expired - Lifetime JPH067654Y2 (en) 1987-03-18 1987-03-18 Color display device

Country Status (2)

Country Link
JP (1) JPH067654Y2 (en)
MY (1) MY104836A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01106593A (en) * 1987-10-19 1989-04-24 Sony Corp Video equipment

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5738091A (en) * 1980-08-20 1982-03-02 Sony Corp Color television receiver
JPS57190473A (en) * 1981-05-18 1982-11-24 Victor Co Of Japan Ltd Switching unit for high frequency video signal
JPS61113484U (en) * 1984-12-27 1986-07-17
JPS61159890A (en) * 1984-12-31 1986-07-19 Nec Home Electronics Ltd Television receiver

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5738091A (en) * 1980-08-20 1982-03-02 Sony Corp Color television receiver
JPS57190473A (en) * 1981-05-18 1982-11-24 Victor Co Of Japan Ltd Switching unit for high frequency video signal
JPS61113484U (en) * 1984-12-27 1986-07-17
JPS61159890A (en) * 1984-12-31 1986-07-19 Nec Home Electronics Ltd Television receiver

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01106593A (en) * 1987-10-19 1989-04-24 Sony Corp Video equipment

Also Published As

Publication number Publication date
JPH067654Y2 (en) 1994-02-23
MY104836A (en) 1994-06-30

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