| 主权项 |
1. A system of changing a color of a vehicle, comprising:
an information acquiring sensor configured to acquire surrounding information including information of a relative distance, position, and direction angle with respect to a surrounding environment of the vehicle; a risk measuring unit configured to measure a risk through the acquired surrounding information and through dynamic information including a velocity, acceleration and a driving direction of the vehicle; a plurality of color emitting units disposed at a plurality of positions arranged around the vehicle, each color emitting unit being controllable to emit light in a plurality of colors; and a color determining unit configured to determine any of the plurality of positions at which the risk is higher than a threshold, and to determine, for each determined high-risk position, one of the plurality of colors in which the color emitting unit at said each position emits the light, based on the acquired surrounding information and the measured risk. |
