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    • 1. 发明申请
    • BEAM SHAPING OF RF FEED ENERGY FOR REFLECTOR-BASED ANTENNAS
    • 用于基于反射器的天线的射频馈电能量的波束​​形状
    • US20120326939A1
    • 2012-12-27
    • US13169961
    • 2011-06-27
    • BENJAMIN L. CANNONByron B. Taylor
    • BENJAMIN L. CANNONByron B. Taylor
    • H01Q19/12
    • H01Q19/027H01Q19/062H01Q19/12H01Q19/19
    • A beam-shaping element is provided to shape RF feed energy for reflector-based antennas. The RF beam-shaping element is located between the primary reflector and the antenna feed and configured to direct RF energy from the feed away from a blockage created by the feed itself towards unblocked regions of the primary reflector. The beam-shaping element allows for a simplified feed design. The feed may comprise one or more feed elements, each comprising a radiating element and a feed to the radiating element such as a cavity-backed slot radiator and stripline trace. In a monopulse tracking system, each quadrant may include only a single feed element. In common aperture systems, the RF beam-shaping element may be formed on only the rear surface of the secondary reflector that allows transmission at the predefined RF wavelength while reflecting energy of a second predetermined wavelength to another sensor.
    • 提供光束成形元件以形成用于基于反射器的天线的RF馈送能量。 RF光束成形元件位于主反射器和天线馈电之间,并且被配置为将来自馈源的RF能量远离由馈电本身产生的阻塞朝向初级反射器的未阻塞区域。 光束成形元件允许简化的进给设计。 进料可以包括一个或多个进料元件,每个进料元件包括辐射元件和到辐射元件的进料,例如空腔支撑的槽辐射器和带状线迹。 在单脉冲跟踪系统中,每个象限可以仅包括单个馈送元件。 在共同孔径系统中,RF束成形元件可以仅形成在次级反射器的后表面上,其允许以预定的RF波长传输,同时将另一个预定波长的能量反射到另一个传感器。
    • 5. 发明申请
    • Co-Located Multi-Band Antenna
    • 共同配置的多频带天线
    • US20050110694A1
    • 2005-05-26
    • US10904674
    • 2004-11-22
    • David WebbDavid GeenRonald Brandau
    • David WebbDavid GeenRonald Brandau
    • H01Q5/00H01Q5/45H01Q19/17H01Q19/19H01Q13/00
    • H01Q19/192H01Q5/45H01Q19/027H01Q19/17
    • A multi-band reflector antenna having a main reflector, a sub reflector, a first feed and a second feed. The first feed, the sub reflector and the main reflector positioned in a Gregorian optic configuration wherein an output of the first feed is directed to the sub reflector, from the sub reflector to the main reflector and from the main reflector into a first beam. The sub reflector may be shaped to distribute the output of the first feed reflecting off the sub reflector onto the main reflector whereby a central area of the main reflector has a lower illumination than a surrounding outer area of the main reflector and or elongated vertically. The second feed projecting from a hole in the sub reflector is oriented whereby an output of the second feed is directed to the main reflector and from the main reflector into a second beam.
    • 一种具有主反射器,副反射器,第一进给和第二进给的多波段反射器天线。 第一馈送,副反射器和主反射器以格里高利光学构造定位,其中第一馈送的输出被引导到子反射器,从副反射器到主反射器,并且从主反射器到第一光束。 副反射器可以被成形为将反射离开副反射器的第一馈送器的输出分布到主反射器上,由此主反射器的中心区域具有比主反射器的周围外部区域更低的照明并且垂直地细长。 从副反射器中的孔突出的第二馈电被定向成使得第二馈电的输出被引导到主反射器并且从主反射器引导到第二光束。
    • 7. 发明授权
    • Antenna system
    • 天线系统
    • US4500882A
    • 1985-02-19
    • US317847
    • 1981-11-03
    • Takashi KatagiSeiji Mano
    • Takashi KatagiSeiji Mano
    • H01Q3/26H01Q19/02H01Q3/22H01Q3/24
    • H01Q19/027H01Q3/2658
    • An antenna system includes a reflector and a primary and a subsidiary array antenna which are disposed in front of an aperture of the reflector so as to be positioned back-to-back with each other. An electric power which is supplied to the primary array antenna is also partly supplied to the subsidiary array antenna after it has been controlled in both phase and amplitude in order that a radiant beam from the subsidiary array antenna compensates for that portion of a secondary radiant beam from the reflector which is blocked by the primary array antenna. For example, a transmission source is connected to the primary array antenna through a coupler and a distributor while the coupler is connected to the subsidiary array antenna through a phase and an amplitude regulator and a distributor. The source may also be connected via the distributor to the primary array antenna formed of a plurality of radiating elements which are respectively connected to corresponding radiating elements of the subsidiary array antenna through couplers and delay lines or feeder lines.
    • 天线系统包括反射器和主阵列天线和辅助阵列天线,其布置在反射器的孔的前面,以便彼此背对背地定位。 在辅助阵列天线被控制在相位和振幅之后,提供给主阵列天线的电力也被部分地提供给辅助阵列天线,以便来自辅助阵列天线的辐射束补偿第二辐射束的那部分 从被主阵列天线阻挡的反射器。 例如,通过耦合器和分配器将发送源连接到主阵列天线,而耦合器通过相位和幅度调节器和分配器连接到辅助阵列天线。 源极还可以经由分配器连接到由多个辐射元件形成的主阵列天线,所述主阵列天线通过耦合器和延迟线或馈线分别连接到辅助阵列天线的相应辐射元件。
    • 8. 发明授权
    • Beam shaping of RF feed energy for reflector-based antennas
    • 用于基于反射器的天线的RF馈电能量的波束​​整形
    • US08810468B2
    • 2014-08-19
    • US13169961
    • 2011-06-27
    • Benjamin L. CannonByron B. Taylor
    • Benjamin L. CannonByron B. Taylor
    • H01Q19/12H01Q19/02H01Q19/19H01Q19/06
    • H01Q19/027H01Q19/062H01Q19/12H01Q19/19
    • A beam-shaping element is provided to shape RF feed energy for reflector-based antennas. The RF beam-shaping element is located between the primary reflector and the antenna feed and configured to direct RF energy from the feed away from a blockage created by the feed itself towards unblocked regions of the primary reflector. The beam-shaping element allows for a simplified feed design. The feed may comprise one or more feed elements, each comprising a radiating element and a feed to the radiating element such as a cavity-backed slot radiator and stripline trace. In a monopulse tracking system, each quadrant may include only a single feed element. In common aperture systems, the RF beam-shaping element may be formed on only the rear surface of the secondary reflector that allows transmission at the predefined RF wavelength while reflecting energy of a second predetermined wavelength to another sensor.
    • 提供光束成形元件以形成用于基于反射器的天线的RF馈送能量。 RF光束成形元件位于主反射器和天线馈电之间,并被配置为将来自馈源的RF能量远离由馈电本身产生的阻塞朝向初级反射器的未阻塞区域。 光束成形元件允许简化的进给设计。 进料可以包括一个或多个进料元件,每个进料元件包括辐射元件和到辐射元件的进料,例如空腔支撑的槽辐射器和带状线迹。 在单脉冲跟踪系统中,每个象限可以仅包括单个馈送元件。 在共同孔径系统中,RF束成形元件可以仅形成在次级反射器的后表面上,其允许以预定的RF波长传输,同时将另一个预定波长的能量反射到另一个传感器。