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    • 4. 发明申请
    • Dipole antenna
    • 偶极天线
    • US20070241983A1
    • 2007-10-18
    • US11405814
    • 2006-04-18
    • Huy CaoKevin LinehanMartin ZimmermanXiangyang Ai
    • Huy CaoKevin LinehanMartin ZimmermanXiangyang Ai
    • H01Q21/26
    • H01Q9/28H01Q9/285H01Q21/26
    • A dipole antenna comprising a base; first and second pairs of dipoles positioned in front of the base and arranged around a central region; a first feed line which extends from the base towards the dipoles and splits at a first junction positioned in front of the base into a first pair of feed probes each of which is coupled to a respective one of the first pair of dipoles; and a second feed line which extends from the base towards the dipoles and splits at a second junction positioned in front of the base into a second pair of feed probes each of which is coupled to a respective one of the second pair of dipoles. The feed probes are spaced from the dipoles so as to field-couple with the dipoles. In one embodiment, the first pair of feed probes is positioned on a first side of the dipoles and the second pair of feed probes is positioned on a second side of the dipoles opposite to the first side. In another embodiment, the dipoles are printed on a PCB.
    • 一种偶极天线,包括一个基座; 第一和第二对偶极子位于基座的前面并围绕中心区域布置; 第一馈电线,其从所述基部朝向所述偶极子延伸并且在位于所述基座的前面的第一接合处分裂为第一对馈送探针,每个馈送探针耦合到所述第一对偶极子中的相应一个; 以及第二馈电线,其从所述基座朝向所述偶极子延伸,并且在位于所述基座前面的第二连接处分裂为第二对馈电探针,每个馈送探针耦合到所述第二对偶极子中的相应一个。 进料探针与偶极子间隔开,以便与偶极子场耦合。 在一个实施例中,第一对进给探针定位在偶极子的第一侧上,第二对进给探针位于与第一侧相反的偶极子的第二侧上。 在另一个实施例中,偶极子印刷在PCB上。
    • 10. 发明申请
    • Antenna system
    • 天线系统
    • US20050003864A1
    • 2005-01-06
    • US10613828
    • 2003-07-03
    • Robert ElliotKevin Linehan
    • Robert ElliotKevin Linehan
    • H01Q1/24H01Q3/26H04M1/00
    • H01Q1/246H01Q3/2629
    • An antenna system including a coverage antenna (2) with a coverage beam pattern; and an auxiliary antenna (3) with an auxiliary beam pattern. The auxiliary beam pattern is arranged to perform sidelobe suppression, null steering, null addition, or null-fill. In the case where the auxiliary antenna is used to perform sidelobe suppression, the auxiliary beam pattern has a mainlobe with: an amplitude lower than an amplitude of a mainlobe of said coverage beam pattern; a width lower than a width of said mainlobe of said coverage beam pattern; a phase different to a phase of a sidelobe of said coverage beam pattern; and a direction which is selected so as to at least partially suppress said sidelobe.
    • 一种天线系统,包括具有覆盖波束图案的覆盖天线(2) 和具有辅助光束图案的辅助天线(3)。 辅助光束图案被布置成执行旁瓣抑制,零转向,零加法或零填充。 在辅助天线用于进行旁瓣抑制的情况下,辅助波束图形具有主瓣,其幅度比所述覆盖波束图案的主瓣的振幅低; 宽度小于所述覆盖波束图案的所述主瓣的宽度; 与所述覆盖波束图案的旁瓣的相位不同的相位; 以及选择以至少部分地抑制所述旁瓣的方向。