| 摘要 |
There is provided a detector (100) for attachment to a land vehicle (400), the detector comprising: an axle (360) provided with at least one wheel for contacting the ground, a rotational axis defined by the axle, and a ground penetrating radar system, wherein the ground penetrating radar system comprises a first antenna unit (310) mounted at the axle and;a second antenna unit (320) mounted at the axle, wherein, as the at least one wheel rotates, the first antenna unit is periodically directed towards the ground plane so as to be able to transmit and receive signals into the ground, and wherein as the at least one wheel rotates, the second antenna unit is periodically directed towards the ground plane so as to be able to transmit signals into and receive signals from the ground. |
