JPH0448568U - - Google Patents
Info
- Publication number
- JPH0448568U JPH0448568U JP9052390U JP9052390U JPH0448568U JP H0448568 U JPH0448568 U JP H0448568U JP 9052390 U JP9052390 U JP 9052390U JP 9052390 U JP9052390 U JP 9052390U JP H0448568 U JPH0448568 U JP H0448568U
- Authority
- JP
- Japan
- Prior art keywords
- hood
- external light
- control signal
- intensity
- display element
- 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
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Description
第１図は本考案の一実施例のブロツク図、第２
図は従来の表示ユニツトのブロツク図である。
１……外光、２……センサ出力信号、３……電
流制御信号、４……フード駆動制御信号、１１…
…外光センサ、１２……照度判定部、１３……フ
ード駆動制御部、１４……電流制御部、１５……
素子駆動部、２１ａ〜２１ｂ……フード、３１ａ
〜３１ｂ……表示素子、４０……表示ユニツト。
Figure 1 is a block diagram of one embodiment of the present invention;
The figure is a block diagram of a conventional display unit. 1... External light, 2... Sensor output signal, 3... Current control signal, 4... Hood drive control signal, 11...
...External light sensor, 12... Illuminance determination section, 13... Hood drive control section, 14... Current control section, 15...
Element drive unit, 21a-21b...Hood, 31a
~31b...display element, 40...display unit.
Claims (1)
外での表示に用いられる表示ユニツトにおいて、 Ａ 前記外光の強さを計測する外光センサ、 Ｂ 前記センサからの出力信号が示す前記外光の
強さを、あらかじめ定められた基準値と比較して
強弱の判定を行い、前記外光の強さが基準値を超
えたときは、前記フードの位置を前方に移動させ
るフード駆動制御信号を出力し、かつ前記表示素
子に供給する電流を増加させる電流制御信号を出
力し、前記外光の強さが基準値を超えないときは
、前記フードの位置を後方に移動させるフード駆
動制御信号を出力し、かつ表示素子に供給する電
流を減少させる電流制御信号を出力照度判定部、 Ｃ 前記フード駆動制御信号に従つてフードの位
置を前後に駆動制御するフード駆動制御部、 Ｄ 前記電流制御信号に従つて前記表示素子に供
給する電流の増減を制御する電流制御部、 を備えたことを特徴とする表示ユニツト。[Claims for Utility Model Registration] A display unit that is equipped with a hood that shields a display element from external light and is used for outdoor display, comprising: A. an external light sensor that measures the intensity of the external light; B. an external light sensor that measures the intensity of the external light; The intensity of the external light indicated by the output signal is compared with a predetermined reference value to determine its strength, and when the intensity of the external light exceeds the reference value, the position of the hood is moved forward. outputting a hood drive control signal for moving the hood, and outputting a current control signal for increasing the current supplied to the display element, and moving the hood backward when the intensity of the external light does not exceed a reference value; an illuminance determination unit that outputs a hood drive control signal to move the hood and also outputs a current control signal to reduce the current supplied to the display element; C hood drive control that drives and controls the position of the hood back and forth according to the hood drive control signal; A display unit comprising: D. a current control section that controls increase/decrease of the current supplied to the display element according to the current control signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9052390U JPH0448568U (en) | 1990-08-29 | 1990-08-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9052390U JPH0448568U (en) | 1990-08-29 | 1990-08-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0448568U true JPH0448568U (en) | 1992-04-24 |
Family
ID=31825364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9052390U Pending JPH0448568U (en) | 1990-08-29 | 1990-08-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0448568U (en) |
-
1990
- 1990-08-29 JP JP9052390U patent/JPH0448568U/ja active Pending