JPS63173223U - - Google Patents
Info
- Publication number
- JPS63173223U JPS63173223U JP6587187U JP6587187U JPS63173223U JP S63173223 U JPS63173223 U JP S63173223U JP 6587187 U JP6587187 U JP 6587187U JP 6587187 U JP6587187 U JP 6587187U JP S63173223 U JPS63173223 U JP S63173223U
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- crystal cell
- display device
- detection point
- state
- 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 description 13
- 210000002858 crystal cell Anatomy 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 5
Description
第１図は排他的オアゲートを用いて液晶駆動電
圧発生回路を構成した本考案の第１実施例を示す
図、第２図はインバータを用いて液晶駆動電圧発
生回路を構成した本考案の第２実施例を示す図、
第３図は交流信号発生装置を直接液晶駆動電圧発
生回路に用いた本考案の第３実施例を示す図、第
４図は従来の液晶表示装置を示す図である。
１…液晶セル、９…液晶駆動電圧発生回路、１
０…スイツチ、１１…抵抗、１２…表示部。
FIG. 1 is a diagram showing a first embodiment of the present invention in which a liquid crystal drive voltage generation circuit is constructed using an exclusive OR gate, and FIG. 2 is a diagram showing a second embodiment of the present invention in which a liquid crystal drive voltage generation circuit is constructed using an inverter. Diagrams showing examples;
FIG. 3 is a diagram showing a third embodiment of the present invention in which an AC signal generator is directly used in a liquid crystal drive voltage generating circuit, and FIG. 4 is a diagram showing a conventional liquid crystal display device. 1...Liquid crystal cell, 9...Liquid crystal drive voltage generation circuit, 1
0...Switch, 11...Resistor, 12...Display section.
Claims (1)
ルの液晶分子配列を変化させて表示を行う液晶表
示装置において、前記液晶セルと直列に接続され
前記検出点の状態の変化により開閉を行うスイツ
チおよび前記液晶セルに並列に接続される抵抗で
構成される表示部と、この表示部に電圧を印加す
る単一の液晶駆動電圧発生回路とから成ることを
特徴とする液晶表示装置。 In a liquid crystal display device that detects and displays the state of a detection point by changing the arrangement of liquid crystal molecules in a liquid crystal cell, the switch is connected in series with the liquid crystal cell and opens and closes depending on the change in the state of the detection point; A liquid crystal display device comprising: a display section made up of a resistor connected in parallel to the liquid crystal cell; and a single liquid crystal drive voltage generation circuit that applies a voltage to the display section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6587187U JPS63173223U (en) | 1987-04-30 | 1987-04-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6587187U JPS63173223U (en) | 1987-04-30 | 1987-04-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63173223U true JPS63173223U (en) | 1988-11-10 |
Family
ID=30903347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6587187U Pending JPS63173223U (en) | 1987-04-30 | 1987-04-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63173223U (en) |
-
1987
- 1987-04-30 JP JP6587187U patent/JPS63173223U/ja active Pending