| 摘要 |
A vehicle distance warning device includes a signal emitting device and a signal receiving device coupled to a processing device for emitting and receiving distance detecting signals in order to detect the distance between the moving vehicles, the processing device may calculate the distance between the moving vehicles with the received signals and the distance may be indicated by the warning light device or a warning sound device in order to indicate whether the moving vehicles are moving too close to each other or not and for allowing the vehicle drivers to make the responding or suitable actions and to prevent car accidents from being occurred.
|
