JPS61195168U - - Google Patents
Info
- Publication number
- JPS61195168U JPS61195168U JP7654585U JP7654585U JPS61195168U JP S61195168 U JPS61195168 U JP S61195168U JP 7654585 U JP7654585 U JP 7654585U JP 7654585 U JP7654585 U JP 7654585U JP S61195168 U JPS61195168 U JP S61195168U
- Authority
- JP
- Japan
- Prior art keywords
- vertical deflection
- wave signal
- signal
- ray tube
- staircase wave
- 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
Links
- 239000002131 composite material Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 9
- 238000009499 grossing Methods 0.000 description 5
- 239000003550 marker Substances 0.000 description 3
Landscapes
- Details Of Television Scanning (AREA)
Description
第１図はこの考案の一実施例を示す回路図、第
２図は第１図のマーカー発生回路の例を示す回路
図、第３図は第２図の回路のタイミングチヤート
、第４図はマーカー信号の表示形態を示す図、第
５図は第１図のゲート回路の例を示す回路図、第
６図はスムージングの調整時の信号波形図、第７
図もスムージングの調整時の表示形態を示す説明
図、第８図はスムージング動作を得る回路図、第
９図はスムージング動作時の信号波形図、第１０
図はスムージング処理を説明するための説明図で
ある。
１１……映像増幅器、１２……陰極線管、１３
……水平偏向コイル、１４……垂直偏向コイル、
１７……垂直偏向のこぎり波発生回路、１８……
混合回路、１９……垂直偏向増幅器、２０……３
ビツトカウンタ、２２，３５……ゲイン調整用可
変抵抗器、３１……マーカー発生回路、３２……
１２分周回路、３３……ゲート回路、３４……デ
ジタルアナログ変換器、ＳＷ０〜ＳＷ３……スイ
ツチ。
Fig. 1 is a circuit diagram showing an embodiment of this invention, Fig. 2 is a circuit diagram showing an example of the marker generation circuit of Fig. 1, Fig. 3 is a timing chart of the circuit of Fig. 2, and Fig. 4 is a circuit diagram showing an example of the marker generation circuit of Fig. 1. FIG. 5 is a circuit diagram showing an example of the gate circuit in FIG. 1, FIG. 6 is a signal waveform diagram when adjusting smoothing, and FIG.
The figures are also explanatory diagrams showing the display form during smoothing adjustment, Fig. 8 is a circuit diagram for obtaining smoothing operation, Fig. 9 is a signal waveform diagram during smoothing operation, and Fig. 10
The figure is an explanatory diagram for explaining smoothing processing. 11...Video amplifier, 12...Cathode ray tube, 13
...Horizontal deflection coil, 14...Vertical deflection coil,
17... Vertical deflection sawtooth wave generation circuit, 18...
Mixing circuit, 19...Vertical deflection amplifier, 20...3
Bit counter, 22, 35...Variable resistor for gain adjustment, 31...Marker generation circuit, 32...
12 frequency divider circuit, 33...gate circuit, 34...digital analog converter, SW0 to SW3 ...switch.
Claims (1)
段の出力と垂直偏向のこぎり波信号を混合して合
成垂直偏向信号を作り、この信号を陰極線管の垂
直偏向コイルに印加する手段とを具備したＣＲＴ
画像表示装置において、 前記陰極線管に供給する映像信号として、隣り
合う走査線を区別するために水平方向の表示位置
が異なる表示信号を発生する手段と、 前記階段波信号発生手段として、前記走査線の
間隔に対応したステツプの階段波信号を発生し、
かつそのレベルを可変抵抗器により調整可能とし
た手段と、 前記合成垂直偏向信号のゲインを調整し垂直偏
向サイズを拡大する手段とを具備したことを特徴
とするＣＲＴ画像表示装置。[Scope of Claim for Utility Model Registration] A staircase wave signal generating means, an output of the staircase wave signal generating means and a vertically deflected sawtooth wave signal are mixed to produce a composite vertical deflection signal, and this signal is applied to a vertical deflection coil of a cathode ray tube. a CRT equipped with means for applying
In the image display device, means for generating display signals having different display positions in the horizontal direction in order to distinguish between adjacent scanning lines as video signals supplied to the cathode ray tube; generates a staircase wave signal with steps corresponding to the interval of
A CRT image display device, comprising: means for adjusting the level thereof using a variable resistor; and means for adjusting the gain of the composite vertical deflection signal to enlarge the vertical deflection size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7654585U JPH0314871Y2 (en) | 1985-05-24 | 1985-05-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7654585U JPH0314871Y2 (en) | 1985-05-24 | 1985-05-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61195168U true JPS61195168U (en) | 1986-12-05 |
| JPH0314871Y2 JPH0314871Y2 (en) | 1991-04-02 |
Family
ID=30618786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7654585U Expired JPH0314871Y2 (en) | 1985-05-24 | 1985-05-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0314871Y2 (en) |
-
1985
- 1985-05-24 JP JP7654585U patent/JPH0314871Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0314871Y2 (en) | 1991-04-02 |
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