本发明提供一种天线及无人飞行器,所述天线可应用在无人飞行器上,所述天线包括:基板,所述基板具有相背的第一面和第二面;辐射单元,包括相互电连接的第一辐射部和第二辐射部,其中第一辐射部设置在所述第一面上,第二辐射部设置在所述第二面上;天线地单元,包括相互电连接的第一天线地部和第二天线地部,其中第一天线地部设置在所述第一面上,第二天线地部设置在所述第二面上;过孔,贯穿所述第一天线地部、基板、第二天线地部;馈电同轴线,所述馈电同轴线穿过所述过孔并分别与所述第一辐射部和所述第二天线地部连接,所述馈电同轴线上设有扼流件;其中,所述辐射单元和所述天线地单元通过所述馈电同轴线馈电。本发明天线性能稳定。
Provided in the present invention are an antenna and an unmanned aerial vehicle. The antenna can be installed on an unmanned aerial vehicle. The antenna comprises: a substrate, the substrate having a first side and a second side opposite each other; a radiation unit, comprising a first radiation portion and a second radiation portion electrically connected to each other, wherein the first radiation portion is arranged on the first side, and the second radiation portion is arranged on the second side; an antenna ground unit, comprising a first antenna ground portion and a second antenna ground portion electrically connected to each other, wherein the first antenna ground portion is arranged on the first side, and the second antenna ground portion is arranged on the second side; a through-hole, passing through the first antenna ground portion, the substrate, and the second antenna ground portion; a feeding coaxial cable, passing through the through-hole and being connected to the first radiation portion and the second antenna ground portion respectively, the feeding coaxial cable being provided with a choke element thereon, wherein the radiation units and the antenna ground units are fed by means of the feeding coaxial cable. The antenna of the present invention has stable performance.
天线及无人飞行器
2024-02-27
Patent
Electronic Resource
Chinese