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    • 4. 发明申请
    • ACTIVE ANTENNA SUB-ARRAY STRUCTURES
    • 主动天线子阵列结构
    • WO2013003733A2
    • 2013-01-03
    • PCT/US2012/044952
    • 2012-06-29
    • ANDREW LLC
    • VEIHL, Jonathon, C.HAMPARIAN, Simon, H.ALEKSA, JonasLINEHAN, Kevin, E.
    • H01Q21/0006H01Q3/267H01Q21/26H04B1/38
    • An antenna comprising a plurality of sub-arrays and methods and structure for restoring performance after a transceiver failure is provided. Each sub-array may mclude a power divider/combiner network, a first radiating element coupled to a first port of the power divider/combiner network, a second radiating element coupled to a second port of the power divider/combiner network, and a transceiver coupled to a third port of the power divider/combiner network. An adjustable power supply may be coupled to each transceiver, the adjustable power supply having current monitors to detect at least one failure state of a transceiver, and a power compensation mode to increase absolute power to a transceiver in a non-failed state. The adjustable power supply provides a first voltage in normal operation and a second voltage, where the second voltage is higher than the first voltage in power compensation mode.
    • 包括多个子阵列的天线,以及用于在收发器故障之后恢复性能的方法和结构。 每个子阵列可以包括功率分配器/组合器网络,耦合到功率分配器/组合器网络的第一端口的第一辐射元件,耦合到功率分配器/组合器网络的第二端口的第二辐射元件,以及收发器 耦合到功率分配器/组合器网络的第三端口。 可调电源可以耦合到每个收发器,可调电源具有检测收发器的至少一个故障状态的电流监视器,以及用于增加处于非故障状态的收发器的绝对功率的功率补偿模式。 可调节电源在正常操作中提供第一电压和第二电压,其中第二电压高于功率补偿模式中的第一电压。