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    • 10. 发明公开
    • BROADBAND STACKED MULTI-SPIRAL ANTENNA ARRAY INTEGRATED INTO AN AIRCRAFT STRUCTURAL ELEMENT
    • 集成到飞机结构元件中的宽带叠加多螺旋天线阵列
    • EP3291372A1
    • 2018-03-07
    • EP17178594.2
    • 2017-06-29
    • The Boeing Company
    • LAVIN, Ronald O'NeilURCIA, Manny S.
    • H01Q9/27H01Q1/28H01Q5/40
    • H01Q1/282H01Q1/286H01Q1/36H01Q5/40H01Q5/50H01Q9/27H01Q21/06
    • A broadband stacked multi-spiral antenna array comprising two or more spiral antennas with a dielectric layer having a generally uniform thickness positioned between each pair of stacked antennas, which are all center-fed and in-phase. The antenna array may be embedded in a non-conductive material, such as fiberglass embedded in a resin, a honeycomb core sandwich, or structural foam, that may be used to form a structural element of a mobile platform. The structural element may include a via providing a pathway for coaxial cables. If two structural elements are hatch covers on the port and the starboard sides of an aircraft, the use of a stacked multi-spiral antenna array in each structural element provides two roughly hemispherical coverage patterns which together provide an omni-directional coverage pattern. The stacked multi-spiral antenna array may also include a reflecting cavity placed at the bottom of one of the spiral antennas.
    • 一种宽带堆叠多螺旋天线阵列,包括两个或更多个螺旋天线,其中介电层具有大体均匀厚度,位于每对堆叠天线之间,所有天线均为中心馈电并且同相。 天线阵列可嵌入非导电材料中,例如嵌入树脂中的玻璃纤维,蜂窝芯夹层或结构泡沫,其可用于形成移动平台的结构元件。 结构元件可以包括为同轴电缆提供通路的通孔。 如果两个结构元件是飞机的左舷和右舷两侧的舱口盖,则在每个结构元件中使用堆叠的多螺旋天线阵列提供两个大致半球形的覆盖模式,它们一起提供全向覆盖模式。 堆叠多螺旋天线阵列还可以包括放置在其中一个螺旋天线的底部的反射腔。