According to the desert ants Cataglyphis navigation mechanism,subsection navigation algorithm is used to research the polarized light navigation sensor using MSP430 as control core. The sensor uses two voltage signals of variation to calculate navigation angle through subsection algorithm, it has high resolution, the mixed signal processor is used to reduce power consumption of the sensor, wireless communication mode increases signal transmission distance and flexibility, it is convenient to apply. Hie sensor navigation mechanism and subsection navigation algorithm are analyzed. The sensor hardware circuit and software program are designed,and the sensor prototype is made. In order to test the performance of the sensor, experiments are carried out on the calibrating platform, the original error of the sensor is within 0.6? after compensation, navigation precison is within 0.2? The experiment verifies that the polarized light sensor navigates independently, it has high precision and works stably and has broad application prospect in navigation system.%根据沙漠蚂蚁Cataglyphis的导航机理,采用分段导航算法研制了以MSP430为控制核心的偏振光导航传感器.该传感器利用分段算法通过变化明显的两路电压信号计算导航角,分辨率高,采用混合信号处理器降低传感器功耗,无线通信方式增加了信号传输距离和灵活性,方便应用.分析了传感器导航机理和分段导航算法;设计传感器的硬件电路和软件程序,制作传感器样机;为了测试传感器的性能,在标定平台上进行了实验,并处理实验数据,得出传感器原始误差在±0.6°以内,误差补偿后导航精度在±0.2°以内.实验证实:偏振光传感器自主导航,精度高,性能稳定,在导航系统中有广泛的应用前景.
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