But these signal problems of range-Doppler coupling and low data ratio are still not solved completely although some encouraging results have been obtained and applied in the radar system design.
现代雷达为获得较高的距离分辨力通常采用编码频率脉冲串信号和步进频率脉冲串信号,但都存在数据率低和较为严重的距离-多普勒耦合问题。
Aiming at the systematic bias in ranging with LFM waveforms caused by range-Doppler coupling,the nonlinear filtering problem is solved by using EKF algorithm with modified measurement equation.
针对LFM脉冲测距时由于距离-多普勒耦合而产生的系统偏差,采用修正测量方程的扩展卡尔曼算法,解决了非线性跟踪滤波问题,并利用Monte Carlo仿真实验验证了算法的有效性。
The problem of LFM pulsed radar s ranging bias due to the range-Doppler coupling is studied.
研究了线性调频(LFM)脉冲体制雷达由于距离-多普勒耦合效应造成的测距偏差问题。
This paper researches the method to compensate the Doppler difference and estimate the time delay accurately by means of the joint time delay Doppler estimation(JTDDE) algorithm a.
研究了采用联合时延多普勒估计和广义互相关方法进行多普勒补偿并准确估计时延的方法。