Vehicle-mounted navigation system utilizing projection device

The invention relates to a vehicle-mounted navigation system utilizing a projection device, and also relates to a method. The method includes: receiving an indication of a destination from a user; determining a route from a current position of a vehicle to the destination; detecting whether the user has exited the vehicle; and projecting an image of the route from the current position of the vehicle to the destination onto ground nearby the vehicle using a projection device equipped in the vehicle, such that the projected image is viewable by the user upon exiting the vehicle, in response to detecting that the user has exited the vehicle. 本发明涉及种利用投影设备的车载导航系统。本发明还涉及种方法，所述方法包括：接收来自用户的目的地的指示；确定从车辆的当前位置到目的地的路线；检测用户是否已经从车辆中出来；响应于检测到用户已经从车辆中出来，利用装配在车辆中的投影设备，将从车辆的当前位置到目的地的路线的图像投影到车辆附近的地面上，使得用户从车辆中出来之后能够观察到所投影的图像。