JPH0257730U - - Google Patents
Info
- Publication number
- JPH0257730U JPH0257730U JP13719588U JP13719588U JPH0257730U JP H0257730 U JPH0257730 U JP H0257730U JP 13719588 U JP13719588 U JP 13719588U JP 13719588 U JP13719588 U JP 13719588U JP H0257730 U JPH0257730 U JP H0257730U
- Authority
- JP
- Japan
- Prior art keywords
- brightness
- vehicle
- display image
- display
- external light
- 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
- 230000003287 optical effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Instrument Panels (AREA)
Description
第１図は本考案の一実施例を示す概略説明図、
第２図は光センサの一例を示す概略説明図、第３
図は外光の状態を示す概略説明図、第４図は視認
性におけるコントラスト比と外光の強さの依存性
を示すグラフ、第５図は外光の強さにおける色の
依存性を示すグラフである。
１……フロントガラス（投影部材）、２……車
両、４……表示体、８……表示像、１０……光セ
ンサ。
FIG. 1 is a schematic explanatory diagram showing an embodiment of the present invention;
Figure 2 is a schematic explanatory diagram showing an example of an optical sensor;
The figure is a schematic explanatory diagram showing the state of external light, Fig. 4 is a graph showing the dependence of contrast ratio on visibility and the intensity of external light, and Fig. 5 is a graph showing the dependence of color on the intensity of external light. It is a graph. DESCRIPTION OF SYMBOLS 1... Windshield (projection member), 2... Vehicle, 4... Display body, 8... Display image, 10... Light sensor.
Claims (1)
する車両用表示装置において、前記車両前方から
の外光の明るさを検出する光センサと、この光セ
ンサにより検出された外光の明るさに応じて前記
表示像の輝度を変化させる制御部とを備えたこと
を特徴とする車両用表示装置。 In a vehicle display device that projects a display image of a display onto a projection member in front of a driver, there is provided an optical sensor that detects the brightness of external light from in front of the vehicle, and the brightness of the external light detected by the optical sensor. A display device for a vehicle, comprising: a control unit that changes the brightness of the display image in accordance with the brightness of the display image.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13719588U JPH0257730U (en) | 1988-10-20 | 1988-10-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13719588U JPH0257730U (en) | 1988-10-20 | 1988-10-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0257730U true JPH0257730U (en) | 1990-04-25 |
Family
ID=31398400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13719588U Pending JPH0257730U (en) | 1988-10-20 | 1988-10-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0257730U (en) |
-
1988
- 1988-10-20 JP JP13719588U patent/JPH0257730U/ja active Pending