JPH0281524U - - Google Patents
Info
- Publication number
- JPH0281524U JPH0281524U JP15979188U JP15979188U JPH0281524U JP H0281524 U JPH0281524 U JP H0281524U JP 15979188 U JP15979188 U JP 15979188U JP 15979188 U JP15979188 U JP 15979188U JP H0281524 U JPH0281524 U JP H0281524U
- Authority
- JP
- Japan
- Prior art keywords
- cold cathode
- fluorescent lamp
- cathode fluorescent
- drive circuit
- backlight
- 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
- 239000004973 liquid crystal related substance Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Circuit Arrangements For Discharge Lamps (AREA)
- Liquid Crystal Display Device Control (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Description
第１図は本考案の実施例を示す冷陰極駆動回路
図である。第２図は第１図の回路を使つた場合の
入出力電力のベース抵抗に対する変化を示す図。
第３図は冷陰極蛍光管の周囲温度に対する輝度の
変化を示す図、第４図は従来の冷陰極駆動回路を
示す図。
FIG. 1 is a cold cathode drive circuit diagram showing an embodiment of the present invention. FIG. 2 is a diagram showing the change in input/output power with respect to the base resistance when the circuit of FIG. 1 is used.
FIG. 3 is a diagram showing a change in brightness of a cold cathode fluorescent tube with respect to ambient temperature, and FIG. 4 is a diagram showing a conventional cold cathode drive circuit.
Claims (1)
る冷陰極蛍光管を駆動するための冷陰極蛍光管用
駆動回路において、 (b) 周囲温度の変化に応じて前記冷陰極蛍光管
用駆動回路の入出力電力を変化させたことを特徴
とする冷陰極蛍光管用駆動回路。[Scope of Claim for Utility Model Registration] (a) In a cold cathode fluorescent lamp drive circuit for driving a cold cathode fluorescent lamp used as a backlight of a liquid crystal display panel, (b) In a cold cathode fluorescent lamp drive circuit for driving a cold cathode fluorescent lamp used as a backlight of a liquid crystal display panel, (b) A drive circuit for a cold cathode fluorescent lamp, characterized in that input and output power of the drive circuit is varied.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15979188U JPH0281524U (en) | 1988-12-08 | 1988-12-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15979188U JPH0281524U (en) | 1988-12-08 | 1988-12-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0281524U true JPH0281524U (en) | 1990-06-22 |
Family
ID=31441301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15979188U Pending JPH0281524U (en) | 1988-12-08 | 1988-12-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0281524U (en) |
-
1988
- 1988-12-08 JP JP15979188U patent/JPH0281524U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0281524U (en) | ||
| JPS62167466U (en) | ||
| JPH033889U (en) | ||
| JP3001304U (en) | Magic® word processor with mirror | |
| JPH03110417U (en) | ||
| JPH01125424U (en) | ||
| JPH01176820U (en) | ||
| JPS6366818U (en) | ||
| JPS59170892U (en) | EL display panel device | |
| JPH01117622U (en) | ||
| JPH021896U (en) | ||
| JPS60152178U (en) | liquid crystal display device | |
| JPS62192295U (en) | ||
| JPH03110416U (en) | ||
| JPS6054169U (en) | liquid crystal display device | |
| JPH0386384U (en) | ||
| JPS63165682U (en) | ||
| JPH0287218U (en) | ||
| JPS58152675U (en) | Back lighting device for color display type LCD | |
| JPS63148919U (en) | ||
| JPS63150926U (en) | ||
| JPS6326875U (en) | ||
| JPH01149617U (en) | ||
| JPH01140520U (en) | ||
| JPS60184371U (en) | lcd tv receiver |