微波光子技术在信号情报侦察中的应用研究

由于微波光子技术的宽带特性、低损耗和抗干扰等优势，微波光子技术在信号情报侦察领域已经引起了强烈关注，尤其在微波信号的产生、处理、控制及传输等方面。着重对微波光子中光学真延时光控阵列技术和光学模数转换技术在宽带信号情报侦察系统中的应用进行了研究。分析了当前信号情报侦察系统面临的问题以及利用微波光子技术的解决框架思路，阐述了光学真延时技术和光学高速模数转换技术的基本原理及关键技术实现途径，并对应用前景进行了分析，最后给出结论。

Research on the application of microwave photonic in the intelligence reconnaissance

Broadband and low loss capability and anti‐jamming of microwave photonics has led to an ever‐increasing interest in its use for the generation ,processing ,control and distribution of microwave signals for applications in electronic intelligence reconnaissance . The techniques develope in microwave photonics are reviewed with an emphasis on the systems architectures for photonic true‐time delay beam forming and photonic analog‐to‐digital conversion .The facing problem of current intelligence reconnaissance is analysized , the principle and key techniques in realization of optical true‐time delay and photonic analog‐to‐digital conversion are discussed ,and finally the conclusion is given .