| 摘要 |
<p>PURPOSE:To improve safety by selecting the message on the basis of the information input by the manual operation, etc. of a driver and displaying said message towards the outside of the car on a display device having display elements arranged in matrix form, thus distinctly displaying the driver's intention. CONSTITUTION:The input part 1 for inputting the message information such as messages, advice, and warning for other cars, walking persons. etc. is constituted of a manual operation part 2 which is manually operated by a driver and has a plurality of selecting keys for selecting a variety of messages and a sensor part 8 which automatically detects the operation state of the car and outputs the output signal corresponding to the operation state. A display device 9 having a plurality of display units 10 arranged in the transverse direction is arranged inside the rear window of the car. The display unit 1- is constituted of an indication part 11 having a number of indication elements such as photodiodes arranged in matrix form and a driver 12 for driving the indication part 11, and is controlled by a control part 13.</p> |
