相控阵雷达通过电的方式控制天线孔径面上各辐射单元的相位变化，以实现波束的快速扫描，使其具有灵活、变化快速、多功能等优点。
Phase Array Radar can scan beams fast by controlling the phase of radiator elements in the antenna aperture surface, which shows many excellences such as agility, change celerity and multifunction.
为了充分利用发射功能组件的能力，在发射模式中对方向图零点的控制应该采用唯相位的波束置零方法。
In order to make full use of the abilities of transmitting function modules, Phase-Only method is an optimal solution for radiation nulling.
单片机部分对数据进行处理，完成数据的读取、运算、数据类型转化、循环扫描显示控制等功能，并将待测信号的相位差显示在八段数码管上。
The SCM part mainly reads the I/O port, performs data processing, data conversion, control of the display part and displays the result on the digital LED module.
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