Satellite-borne circular polarization horn array antenna
An array antenna and circular polarization technology, which is applied in the field of space-borne circular polarization horn array antenna, can solve the problems of limited material selection, small gain of helical antenna, and difficult implementation, and meet the technical requirements of the external environment and improve Effect of radiation efficiency and simple feeding method
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[0036] In order to make the purpose, content, and advantages of the present invention clearer, the specific implementation manners of the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments.
[0037] In order to finally solve the technical problems existing in the prior art, the basic design idea of the array antenna provided by the present invention is: provide a space-borne circularly polarized horn array antenna, and the microwave signal of each space-borne circularly polarized horn array antenna unit is sent from the SMA The feed end of the coaxial feed socket and the SMA coaxial feed socket is fed into the coaxial-waveguide feed end of the antenna unit, and the input TEM mode microwave signal is transformed into a TE mode linearly polarized wave; the input linearly polarized wave has For the TE01 and TE10 modes, for the TE10 mode, the propagation constant from the rectangular waveguide to the partition...
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