瑞士u-blox公司生产的gps模块型号为LEA-4A。LEA-4A是一款采用Antaris4接收机技术的低功耗16信道工业级gps模块-Switzerland u-blox company is a manufacturer of gps module model of LEA-4A. LEA-4A is one Antaris4 receiver using a low-power technology with 16-channel gps module industrial grade