JPS6185897U - - Google Patents
Info
- Publication number
- JPS6185897U JPS6185897U JP17201784U JP17201784U JPS6185897U JP S6185897 U JPS6185897 U JP S6185897U JP 17201784 U JP17201784 U JP 17201784U JP 17201784 U JP17201784 U JP 17201784U JP S6185897 U JPS6185897 U JP S6185897U
- Authority
- JP
- Japan
- Prior art keywords
- divided
- signal electrodes
- impedance
- liquid crystal
- 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
- 239000004973 liquid crystal related substance Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Liquid Crystal Display Device Control (AREA)
Description
第１図は本考案の実施例を示すブロツク図、第
２図は第１図に示された分圧回路の回路図、第３
図はＬＣＤパネルの駆動波形図、第４図は従来の
表示例を示す図である。
１…ＬＣＤパネル、２…走査ドライバ、３…信
号ドライバ、４…コントローラ、５…分圧回路。
Figure 1 is a block diagram showing an embodiment of the present invention, Figure 2 is a circuit diagram of the voltage divider circuit shown in Figure 1, and Figure 3 is a block diagram showing an embodiment of the present invention.
The figure is a drive waveform diagram of an LCD panel, and FIG. 4 is a diagram showing a conventional display example. 1... LCD panel, 2... Scanning driver, 3... Signal driver, 4... Controller, 5... Voltage dividing circuit.
Claims (1)
る液晶表示装置を時分割駆動する駆動回路に於い
て、直列接続されたインピーダンス素子によつて
電源電圧を分圧し、前記複数の走査電極と複数の
信号電極とに選択的に印加される複数の電圧Ｖ１
，Ｖ２…Ｖｎを発生する分圧回路を備え、該分圧
回路の直列接続されたインピーダンス素子のうち
両端に接続されたインピーダンス素子のインピー
ダンスを他より小さく設定し、Ｖｎ−Ｖｎ−１＝
Ｖ２−Ｖ１が他の分圧された電圧の電位差より小
さくすることを特徴とする液晶表示装置の駆動回
路。 In a drive circuit that time-divisionally drives a liquid crystal display device consisting of a plurality of scan electrodes and a plurality of signal electrodes, the power supply voltage is divided by series-connected impedance elements, and the power supply voltage is divided between the plurality of scan electrodes and the plurality of signal electrodes. A plurality of voltages V 1 selectively applied to the signal electrodes of
, V 2 ...V n , the impedance of the impedance element connected to both ends of the series-connected impedance elements of the voltage divider circuit is set to be smaller than the others, and V n -V n- 1 =
A driving circuit for a liquid crystal display device, characterized in that V 2 −V 1 is made smaller than the potential difference between other divided voltages.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17201784U JPS6185897U (en) | 1984-11-13 | 1984-11-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17201784U JPS6185897U (en) | 1984-11-13 | 1984-11-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6185897U true JPS6185897U (en) | 1986-06-05 |
Family
ID=30729690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17201784U Pending JPS6185897U (en) | 1984-11-13 | 1984-11-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6185897U (en) |
-
1984
- 1984-11-13 JP JP17201784U patent/JPS6185897U/ja active Pending
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