Low profile cross-shaped vibrator for multi-frequency base station antenna
An antenna vibrator and low-profile technology, applied in antennas, antenna coupling, antenna components, etc., can solve the problems of increased high-frequency dipole interference, serious shielding, and large antenna size, and achieve the goals of reducing interference, improving isolation, and widening bandwidth Effect
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[0027] The present invention will be described in further detail below through examples, and the following examples are explanations of the present invention and the present invention is not limited to the following examples.
[0028] Such as figure 1 and 2 As shown, a low-profile cross-shaped vibrator for a multi-frequency base station antenna of the present invention includes a horizontal feed dielectric board 1, two vertical feed dielectric boards and four antenna dipole arms 2, and the two vertical feed dielectric boards are respectively -45° vertical feed dielectric board 3 and +45° vertical feed dielectric board 4, the surfaces of the two vertical feed dielectric boards are provided with the first microstrip circuit for coupling feed and impedance matching, +45° vertical feed dielectric board 4 There is an upper groove 5 opened vertically downwards in the middle position of the upper end, and a lower groove 6 opened vertically upwards in the middle position of the lower...
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