一种光栅信号细分鉴向算法的分析及实现

Analysis and Implement of Grating Signal Subdivision and Direction Discrimination Algorithm

针对传统光栅细分鉴向电路反应速度低、电路复杂等问题,提出了一种新的逻辑电路的实现方法.通过对一种光栅信号四细分鉴向算法进行深入的分析,最后采用Verilog HDL语言实现了该算法逻辑.经过理论计算和仿真验证,该光栅信号四细分鉴向算法处理精度高、测量范围大,且实现其逻辑的电路简单、运行可靠.

Since the traditional grating subdivision direction discrimination circuit features slow reaction rate and complex circuit,the paper proposes a new way to realize the logic circuit.Through the thorough analysis of grating signal four subdivision direction discrimination algorithm,the Verilog HDL language is employed to implement the logic of the algorithm.The theoretical calculations and simulation indicates that the four subdivision and direction discrimination algorithm of grating signal is of high accuracy,broad measurement range,simple logic circuit and good reliability.