Planar patch antenna for substrate integration waveguide slotting coupled feeding
A substrate-integrated waveguide and patch antenna technology, applied in slot antennas, resonant antennas, circuits, etc., can solve problems such as inconvenient integration of microwave planar circuits, radiation loss, and patch radiation effects.
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[0014] In order to make the objectives, technical solutions, and advantages of the present invention clearer, the following further describes the present invention in detail with reference to the accompanying drawings and embodiments.
[0015] It should be understood that the specific embodiments described herein are only used to explain the present invention, but not to limit the present invention.
[0016] As shown in the figure, an embodiment of the present invention provides a substrate-based integrated waveguide slot-coupled antenna, which includes an upper substrate 1, a lower substrate 2, two rows of metalized vias 3, and a lower substrate. The metal plate 4 on the front of the lower substrate, the metal plate 5 on the reverse of the lower substrate, the gap 6 on the front metal plate, the radiation patch 7 on the upper metal plate; the upper substrate 1 is superimposed on the lower substrate 2.
[0017] In this embodiment, the lower substrate 2, the two rows of metalized vias...
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