基于嵌入式数控的远距离脉冲激光测距研究  

Research on long distance pulse laser ranging based on Embedded CNC

作　　者：杨倩[1] 冯佳 YANG Qian;FENG Jia(College of Electrical Engineering,Suihua University,Suihua Heilongjang 152061,China)

机构地区：[1]绥化学院电气工程学院,黑龙江绥化152061

出　　处：《激光杂志》2021年第7期41-44,共4页Laser Journal

基　　金：黑龙江省自然科学基金项目(No.E2017023);黑龙江省省属高等学校基本科研业务费项目(No.KYYWF10236180211)。

摘　　要：为了缩小远距离脉冲激光的测距误差,提高激光测距精度,提出了基于嵌入式数控的远距离脉冲激光测距研究。在设置数据采集参数的前提下,采用嵌入式数控技术删除错误数据,根据远距离脉冲激光数据的频率特征,完成远距离脉冲激光数据的处理;利用时钟的周期计算得到远距离时间间隔测量的实际时间,设计了远距离时间间隔测量原理波形图,完成远距离时间间隔测量单元的建立;最后通过远距离脉冲激光测距算法的设计,实现了远距离脉冲激光的测距。实验结果表明,基于嵌入式数控的远距离脉冲激光测距技术的远距离脉冲激光测距精度高。In order to reduce the error of long-distance pulse laser ranging and improve the precision of laser ranging,the research of long-distance pulse laser ranging based on Embedded CNC is proposed.Under the premise of setting the data acquisition parameters,the embedded numerical control technology is used to delete the wrong data,and the processing of the long-distance pulse laser data is completed according to the frequency characteristics of the long-distance pulse laser data;the actual time of the long-distance time interval measurement is obtained by using the cycle calculation of the clock,and the principle waveform diagram of the long-distance time interval measurement is designed to complete the long-distance time interval measurement Finally,through the design of long-distance pulse laser ranging algorithm,the long-distance pulse laser ranging is realized.The experimental results show that the distance pulse laser ranging technology based on Embedded CNC has high precision.

关 键 词：嵌入式数控 远距离脉冲 激光测距 数据处理 

分 类 号：TN249[电子电信—物理电子学]