Channel amplitude and phase calibration method for phased-array antenna

The invention discloses a channel amplitude and phase calibration method of a phased-array antenna, which utilizes an unmanned aerial vehicle and combines the equipment characteristics of a multi-beam phased array to realize the rapid calibration of the amplitude and phase of the channel of the whole array plane, is simple and easy to implement, has accurate test results, can fully utilize the algorithm advantages to realize the one-time test of the channel of the whole array plane, and has the advantages of high accuracy and high reliability. And the amplitude-phase initial value of each array element channel is obtained after post-processing, so that the excellent and stable performance of the whole phased array system is ensured. 本发明公开了一种相控阵天线的通道幅相标校方法，本发明是利用无人机，并结合多波束相控阵的设备特点，实现整个阵面通道幅相的快速标校，该方法简单易行，测试结果准确，能够充分利用算法优势，实现对整个阵面通道的一次性测试，经过后处理后得到每个阵元通道的幅相初值，从而保证整个相控阵系统的性能的优良和稳定。