基于STR720在车载GPS设备的设计

The Design of GPS devices in Vehicle Based on the STR720

本文采用了基于STR720的车载GPS设备的设计,并通过USB、UART接口升级软件,使用电子地图有效的对汽车进行定位。提出了一种改进的算法抑制粗大误差,使定位的精度得到提高。

This paper presents a design of vehicle GPS device based on the STR720, and through USB, UART interface upgrade software. Electronic maps can be effectively used in positioning of the car. A modified arithmetic is used to limit bulky error and improve the positioning precision.