So the antenna forGPR not only has better radiating ability to ground, but also has wide band in timedomain.The antenna design has become the most important technique for GPR.

• 由此可见,在探地雷达中要求收发天线不但要有良好的对地辐射性能,还要求天线具有极大的瞬时带宽,时域探地雷达的天线设计成为探地雷达中最重要的关键技术。