１汽车导航传感器汽车导航系统开始只用于显示估计到达目的地的时间和将要行驶的距离，并用作罗盘和方向盘传感器。后来把交通地图编制成数字化数据库的形式，可利用电子地图及在地图上指示当前汽车所处的位置等。这样就要有更多的传感器才能满足各种功能的需要。１．１罗... 1 car navigation sensor car navigation system is only used to display the estimated arrival time and the distance it will travel, and used as compass and steering wheel sensors. Later, the transport map was compiled into a digital database, which made it possible to use the electronic map and indicate the location of the current car on the map. This will require more sensors to meet the needs of various functions. 1.1 Luo ...