Micro dual-circular-polarization antenna based on high low frequency multiplexing
A dual circularly polarized, high and low frequency technology, applied to antenna unit combinations with different polarization directions, independent antenna unit combinations, antennas, etc., can solve the problem of large size of dual circularly polarized antennas, and improve the gain and orientation. sex, impact reduction, volume reduction effect
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[0024] Below in conjunction with accompanying drawing and embodiment, the present invention will be further described:
[0025] refer to figure 1 , the present invention includes a low-frequency radiator and a high-frequency radiator, and the low-frequency radiator adopts a thin metal plate. In this embodiment, the thin metal plate adopts a circular aluminum plate with a thickness of 2mm and a radius of 132mm, and a first dielectric plate is fixed on its upper surface And 2×2 high-frequency radiators, the form of four high-frequency radiation unit arrays can improve the gain of the antenna in the high-frequency band, wherein the first dielectric plate is located in the center of the upper surface of the metal sheet, and the 2×2 high-frequency radiation The center of the mouth surface of the body coincides with the center of the upper surface of the metal sheet; the upper surface of the first dielectric plate is printed with a high-frequency feed network, wherein the high-frequ...
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