JPH03110416U - - Google Patents
Info
- Publication number
- JPH03110416U JPH03110416U JP1911190U JP1911190U JPH03110416U JP H03110416 U JPH03110416 U JP H03110416U JP 1911190 U JP1911190 U JP 1911190U JP 1911190 U JP1911190 U JP 1911190U JP H03110416 U JPH03110416 U JP H03110416U
- Authority
- JP
- Japan
- Prior art keywords
- fluorescent tube
- drive circuit
- starting
- lamp
- fluorescent
- 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
- 238000006243 chemical reaction Methods 0.000 claims 1
- 239000004973 liquid crystal related substance Substances 0.000 claims 1
Landscapes
- Circuit Arrangements For Discharge Lamps (AREA)
- Liquid Crystal Display Device Control (AREA)
Description
第１図はＦＥＴを用いた本考案の実施例図、第
２図はスイツチングレギユレータＩＣを使つた本
考案の実施例図を示す。
２図はスイツチングレギユレータＩＣを使つた本
考案の実施例図を示す。
Claims (1)
- 【実用新案登録請求の範囲】 ａ 液晶表示パネルのバツクライトとして用いる
蛍光管を駆動するための蛍光管駆動回路において
、 ｂ 蛍光管自身の発光の有無を検出するための光
電変換素子と、 ｃ 蛍光管が未始動時に始動時より高い電圧を印
加する始動電圧可変手段とより構成されているこ
とを特徴とする蛍光管駆動回路。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1911190U JPH03110416U (ja) | 1990-02-27 | 1990-02-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1911190U JPH03110416U (ja) | 1990-02-27 | 1990-02-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03110416U true JPH03110416U (ja) | 1991-11-13 |
Family
ID=31522248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1911190U Pending JPH03110416U (ja) | 1990-02-27 | 1990-02-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03110416U (ja) |
-
1990
- 1990-02-27 JP JP1911190U patent/JPH03110416U/ja active Pending
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