公开(公告)号：US11171412B2

公开(公告)日：2021-11-09

申请号：US16365653

申请日：2019-03-26

Applicant: SZ DJI TECHNOLOGY CO., LTD.

Inventor： Chao Lv ,  Dian Wang ,  Han Huang ,  Meng Hu ,  Jianping Wei

IPC: H01Q1/28 ,  H01Q17/00 ,  H01Q5/30 ,  B64C1/36 ,  B64C39/02 ,  H01Q1/52 ,  H01Q5/378

Abstract: An unmanned aerial vehicle (UAV) includes a fuselage, a power system arranged at the fuselage, and an antenna assembly arranged at the fuselage. The antenna assembly includes an antenna operating in a first frequency band and a second frequency band different from each other, a first parasitic unit configured to change a radiation direction of the antenna in the first frequency band, and a second parasitic unit configured to change a radiation direction of the antenna in the second frequency band.