脉冲测距的FPGA设计和实现

Pulse Ranging Design and Implementation Based on FPGA

系统节点的距离测量在某些特殊领域是非常必须的。提出利用业务信道来复接测距脉冲测量距离的一种可行方案。对该种脉冲测距的原理进行了阐述,提出脉冲测距的具体实现方案。对脉冲测距的误码性能、测量准确度和测量精度进行了分析、比较,并在工程实践中进行仿真和实验验证。实验结果证明,该种脉冲测距方法完全可以实现,性能可靠,精度较高,同时降低设备冗余,提高了系统可靠性,优化了系统设计。

It is necessary to measure the distance of system nodes in a special area.A method which uses ranging pulses multiplexed in service channel to measure distance is introduced.The principle of the pulse ranging is presented and an implementation scheme using pulse ranging is raised.The error code performance,measurement accuracy and precision are analyzed and compared,simulated and verified in engineering projects and experiments.It is proved that the pulse ranging method is realizable which has reliable performance and better accuracy,and can reduce equipment redundancy and optimize system design at the same time.