Dual-polarized array antenna with high polarization isolation
A polarization isolation and array antenna technology, which is applied to the combination of antenna units with different polarization directions, antenna coupling, antenna grounding switch structure connection, etc., can solve the problems of inability to apply broadband array antennas and narrow working bandwidth, and achieve cross-polarization Good polarization ratio maintenance, improved polarization isolation, and compact structure
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[0030] The preferred embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings; it should be understood that the preferred embodiments are only for illustrating the present invention, rather than limiting the protection scope of the present invention.
[0031] figure 1 It is a three-dimensional view of the overall structure of the dual-polarized array antenna with high polarization isolation of the present invention, figure 2 It is an overall three-dimensional view of the dual-polarized array antenna mutual coupling suppression structure with high polarization isolation of the present invention. Such as figure 1 , 2 As shown, the dual-polarized array antenna with high polarization isolation includes an upper dielectric substrate, a multilayer printed circuit board 7 and a lower metal carrier arranged from top to bottom, the upper dielectric substrate and the multilayer printed circuit board An air layer 3 is formed...
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