JPH021783U - - Google Patents
Info
- Publication number
- JPH021783U JPH021783U JP7897888U JP7897888U JPH021783U JP H021783 U JPH021783 U JP H021783U JP 7897888 U JP7897888 U JP 7897888U JP 7897888 U JP7897888 U JP 7897888U JP H021783 U JPH021783 U JP H021783U
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- display device
- drive voltage
- reversal
- instructing
- 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 3
- 238000010586 diagram Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
Landscapes
- Liquid Crystal Display Device Control (AREA)
- Digital Computer Display Output (AREA)
Description
第１図は本考案の一実施例を示すブロツク図、
第２図は他の実施例を示すブロツク図、第３図及
び第４図は従来例を示すブロツク図である。
１……ＬＥＤ信号作成回路、２……スイツチ入
力回路、３……反転スイツチ、４……駆動電圧作
成回路、５……ボリユーム、６……制御回路、７
……液晶表示素子、８……Ｄ／Ａ変換回路、９…
…スイツチ入力制御回路、１０……コントラスト
スイツチ。
FIG. 1 is a block diagram showing an embodiment of the present invention.
FIG. 2 is a block diagram showing another embodiment, and FIGS. 3 and 4 are block diagrams showing conventional examples. DESCRIPTION OF SYMBOLS 1... LED signal generation circuit, 2... Switch input circuit, 3... Inversion switch, 4... Drive voltage generation circuit, 5... Volume, 6... Control circuit, 7
...Liquid crystal display element, 8...D/A conversion circuit, 9...
...Switch input control circuit, 10...Contrast switch.
Claims (1)
る機能を有する液晶表示装置において、前記反転
を指示する操作手段の入力信号に応じて液晶の駆
動電圧を変化させる手段を設けてなることを特徴
とする液晶表示装置。 A liquid crystal display device having a function of reversing ON/OFF of display data on a display screen, characterized in that a means is provided for changing a drive voltage of the liquid crystal according to an input signal from an operating means for instructing the reversal. LCD display device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7897888U JPH021783U (en) | 1988-06-14 | 1988-06-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7897888U JPH021783U (en) | 1988-06-14 | 1988-06-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH021783U true JPH021783U (en) | 1990-01-08 |
Family
ID=31303867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7897888U Pending JPH021783U (en) | 1988-06-14 | 1988-06-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH021783U (en) |
-
1988
- 1988-06-14 JP JP7897888U patent/JPH021783U/ja active Pending
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