| 摘要 |
A system for providing warning notices of potentially unsafe road conditions ahead. The system includes a graphic display unit, having a plurality of light emitting pixels, for displaying a road condition ahead, a display unit driver for driving the light emitting pixels of the graphic display unit, a controller for transmitting control signals and graphic data to be displayed to the display unit driver, a plurality of manually operable switches for commanding the controller to perform a programmed operation, and a car speed sensor for detecting car speed and transmitting the detected car speed to the controller.
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