采用电子计数法实现脉冲激光测距的本质是测量发射脉冲和目标反射回波脉冲的时间差。为实现脉冲激光精确测距,在分析传统电子计数法时间测量的原理和误差因素基础上,给出提高脉冲激光测距精度的几种数据处理方法,并分别论证了其有效性。 The essence of using pulsed laser ranging with electronic counting method is to measure the time difference between the transmitted pulse and the target reflected echo pulse. In order to realize accurate distance measuring of pulsed laser, several data processing methods to improve the accuracy of pulsed laser ranging are given based on the analysis of the principle and error factor of the traditional time counting method of electronic counting. The validity of the method is demonstrated respectively.