一种多脉冲激光雷达系统抗干扰处理方法及装置

文档序号:689845 发布日期:2021-04-30 浏览:25次 >En<

阅读说明:本技术 一种多脉冲激光雷达系统抗干扰处理方法及装置 (Anti-interference processing method and device for multi-pulse laser radar system ) 是由 罗斯特 刘夏 刘冬山 杨珺鹏 于 2020-05-29 设计创作,主要内容包括:一种多脉冲抗干扰信号处理装置,多脉冲抗干扰信号处理装置包括:探测脉冲发送单元(10)以及脉冲接收单元(20);探测脉冲发送单元(10),用于在一个周期内按照预设发射间隔向目标对象发射多个激光脉冲(S101);脉冲接收单元(20),用于在一个周期内接收多个外部信号并获取任意两个外部信号的接收间隔,以及根据发射间隔和接收间隔,从多个外部信号中确定与发射的激光脉冲对应的回波信号(S102)。该装置有效地去除光电转换导致的假回波脉冲和其他雷达反馈回来的干扰回波脉冲,提高了目标回波脉冲的信噪比,有效解决了多部雷达之间的相互干扰问题,提高了雷达利用激光脉冲测距的精确度。(A multi-pulse anti-interference signal processing device includes: a probe pulse transmitting unit (10) and a pulse receiving unit (20); a probe pulse transmitting unit (10) for transmitting a plurality of laser pulses to a target object at preset transmission intervals in one cycle (S101); a pulse receiving unit (20) for receiving a plurality of external signals in one cycle and acquiring a receiving interval of any two external signals, and determining an echo signal corresponding to the transmitted laser pulse from the plurality of external signals according to the transmitting interval and the receiving interval (S102). The device effectively gets rid of false echo pulse that photoelectric conversion leads to and the interference echo pulse that other radars fed back, has improved the SNR of target echo pulse, has effectively solved the mutual interference problem between the many radars, has improved the accuracy that the radar utilized laser pulse to find range.)

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