| 摘要 |
<p>The extensively transparent light emitting diode-display unit has a Global positioning system-unit for determining the distance of the vehicle with regard to the traveling speed. The display unit in the vehicle traveling in the front displays the distance to the following vehicle when the distance is below the correct distance. A camera unit temporarily stores the distance on a chip and plays after a rear-end collision in a threatening situation. Independent claims are also included for the following: (1) an electronic circuit board; and (2) a power supply with a battery block.</p> |
