| 2. | Firstly , a novel four - element retrodirective array is designed , based on dual - polarization microstrip array antenna technology and phase - conjugating mixers technology . secondly , a simple , effective testing system is designed and set up , by which the array ’ s monostatic and bistatic radar cross section ( rcs ) are tested 本文所采用的技术和方法,新颖、简单、易实现,适合具体的工程应用;本文的结果对于天线研发人员研究方向回溯天线有一定的参考意义。 |