Filtering patch antenna without additional arrangement of filter circuit, and adjustment method thereof
A patch antenna and filter circuit technology, which is applied in the field of antennas in the field of wireless mobile communications, can solve the problems of large antenna size, deterioration of antenna radiation performance, and large volume, and achieve large loss, good frequency selection characteristics, and large volume Effect
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[0030] The technical details of the present invention will be described clearly and in detail below in conjunction with the drawings in the embodiments of the present invention, and the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, other embodiments obtained by persons of ordinary skill in the art without making creative efforts all belong to the protection scope of the present invention.
[0031] refer to figure 1 , The specific embodiment 1 of the filter patch antenna without an external filter circuit of the present invention is composed of a metal reflective floor 1 at the bottom, a feeding patch 2 in the middle, and a parasitic patch 3 at the top. The three are connected together and fixed through the through holes that are opened at the four corners respectively by plastic screws 8 . Metal reflective floors can be machined from brass, and feed and parasitic patches can...
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