JPS58178765U - cathode ray tube display device - Google Patents
cathode ray tube display deviceInfo
- Publication number
- JPS58178765U JPS58178765U JP7536082U JP7536082U JPS58178765U JP S58178765 U JPS58178765 U JP S58178765U JP 7536082 U JP7536082 U JP 7536082U JP 7536082 U JP7536082 U JP 7536082U JP S58178765 U JPS58178765 U JP S58178765U
- Authority
- JP
- Japan
- Prior art keywords
- cathode
- ray tube
- output
- cathode ray
- display device
- 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
Links
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
第１図は従来のＡＣ再生型陰極線管ディスプレ
。
イ装置の一例の概略回路構成図、第２図は本考案′にな
る陰極線管ディスプレイ装置の一実施例の概略回路構成
図第３図はその要部の回路図である。
１・・・陰極線管ディスプレイ装置、２・・・陰極線管
、３・・・ビデオアンプ回路、４・・・ペデスタルクラ
ンプ回路、５・・・ブランキングパルス発生回路、６・
・・レギュレーション回路、６−１・・・第１回路網、
６−２・・・第２回路網、７・・・切換スイッチ、Ｇ１
・・・第１グリツド電極、Ｋ・・・カソード電極。Figure 1 shows a conventional AC regeneration type cathode ray tube display.
. FIG. 2 is a schematic circuit diagram of an embodiment of the cathode ray tube display device according to the present invention, and FIG. 3 is a circuit diagram of its essential parts. DESCRIPTION OF SYMBOLS 1... Cathode ray tube display device, 2... Cathode ray tube, 3... Video amplifier circuit, 4... Pedestal clamp circuit, 5... Blanking pulse generation circuit, 6...
... Regulation circuit, 6-1... First circuit network,
6-2...Second circuit network, 7...Selector switch, G1
...first grid electrode, K...cathode electrode.
Claims (1)
め設定した輝度電圧およびブランキング出力がカソード
電極に与えられる陰極線管を用いたディスプレイ装置で
あって、前記ブランキング出力を入力とＬｌかつ、前記
輝度電圧がバイアス電圧として与えられ、入力されたブ
ランキング出力゛ を定電圧出力として引き出す第１
回路網と、前記陰極ｉ管のカソード電流の変化に応じて
カソード電圧の変化が可能なように、前記輝度電圧およ
びブランキング出力を引き出す第２回路網と、ＡＣ再生
モードおよびＤＣ再生モードのいずれか一方のモード選
択し、ＡＣ再生モード時には、前記第２回路網から引き
出された出力を前記陰極線管のカソード電極に与え、Ｄ
Ｃ再生モード時には、前記第１回路網から引き出された
出力を前記カソード電極に与えることによって、ＤＣ再
生ならびに擬似ＡＣ再生を可能とする切換スイッチとを
備え°た陰極線管ディスプレイ装置。A display device using a cathode ray tube in which a video signal is applied to a first grated electrode, and a preset brightness voltage and a blanking output are applied to a cathode electrode, the blanking output being an input Ll and the brightness voltage being applied to a cathode electrode. is given as a bias voltage, and the input blanking output ゛ is extracted as a constant voltage output.
a second circuitry for drawing out the brightness voltage and blanking output so that the cathode voltage can be changed in response to changes in the cathode current of the cathode i-tube; When one mode is selected, and in the AC reproduction mode, the output drawn from the second circuit network is applied to the cathode electrode of the cathode ray tube, and the D
A cathode ray tube display device comprising: a changeover switch that enables DC reproduction and pseudo AC reproduction by applying the output drawn from the first circuit network to the cathode electrode in the C reproduction mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7536082U JPS58178765U (en) | 1982-05-21 | 1982-05-21 | cathode ray tube display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7536082U JPS58178765U (en) | 1982-05-21 | 1982-05-21 | cathode ray tube display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58178765U true JPS58178765U (en) | 1983-11-30 |
Family
ID=30084722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7536082U Pending JPS58178765U (en) | 1982-05-21 | 1982-05-21 | cathode ray tube display device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58178765U (en) |
-
1982
- 1982-05-21 JP JP7536082U patent/JPS58178765U/en active Pending
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