JPH03121782U - - Google Patents
Info
- Publication number
- JPH03121782U JPH03121782U JP3078990U JP3078990U JPH03121782U JP H03121782 U JPH03121782 U JP H03121782U JP 3078990 U JP3078990 U JP 3078990U JP 3078990 U JP3078990 U JP 3078990U JP H03121782 U JPH03121782 U JP H03121782U
- Authority
- JP
- Japan
- Prior art keywords
- color
- changes
- circuit
- adjustment signal
- brightness adjustment
- 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
- 239000003086 colorant Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Video Image Reproduction Devices For Color Tv Systems (AREA)
Description
第１図は本考案の１実施例に係る機能ブロツク
図、第２図は従来の方式に係る機能ブロツク図、
第３図はシヤドウマスク型カラーＣＲＴの蛍光体
の配列例を示す図である。
FIG. 1 is a functional block diagram according to an embodiment of the present invention, FIG. 2 is a functional block diagram according to a conventional system,
FIG. 3 is a diagram showing an example of the arrangement of phosphors in a shadow mask type color CRT.
Claims (1)
ーの３原色（赤、緑、青）のビデオ信号の利得比
率を変更する回路と、同じく輝度調整信号に応じ
て、カラーＣＲＴのフオーカス電圧を変更する回
路とを具備していることを特徴とする低輝度にお
ける輝度むら、色むらの消去装置。 A circuit that changes the gain ratio of video signals of the three primary colors (red, green, and blue) according to the brightness adjustment signal of the color cathode ray tube, and also changes the focus voltage of the color CRT according to the brightness adjustment signal. A device for erasing luminance unevenness and color unevenness at low luminance, characterized by comprising a circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3078990U JPH03121782U (en) | 1990-03-26 | 1990-03-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3078990U JPH03121782U (en) | 1990-03-26 | 1990-03-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03121782U true JPH03121782U (en) | 1991-12-12 |
Family
ID=31533498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3078990U Pending JPH03121782U (en) | 1990-03-26 | 1990-03-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03121782U (en) |
-
1990
- 1990-03-26 JP JP3078990U patent/JPH03121782U/ja active Pending
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