A new broadband slot antenna with a fan-shaped microstrip feed is presented, and the return loss curve and radiation patterns of the antenna is simulated in this paper.
介绍了一种新型的采用扇形微带馈源的宽带缝隙天线，给出了反射损失曲线和辐射方向图。
2
We prepared broadband source of transducer system in fiber grating by analyzing characteristics of amplification spontaneous radiation spectrum and LD drive in erbium doped fiber.
通过对掺铒光纤放大自发辐射谱特性和LD驱动电路的分析，最终研制出用于光纤光栅传感系统的宽带光源。
3
The plasma microwave radiation, as a novel high power microwave(HPM) source, has gotten more attention in recent years for its merits of broadband, coherent emission and tunable frequency.