Broadband, high-gain and double-slot Vivaldi antenna
A high-gain, antenna technology, applied in antennas, slot antennas, radiating element structures, etc., can solve the problems that cannot meet the broadband requirements of Vivaldi antennas, unfavorable gradient slot antenna modeling design, etc., to improve the beam splitting phenomenon and structure Simple, effective effect
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[0036] As shown in Fig. 1, the embodiment of the present invention provides a kind of broadband high-gain dual-slot Vivaldi antenna comprising: a dielectric plate, one side has a metal layer as the upper surface; double-slotted gradient slot lines, arranged on the upper surface of the dielectric plate, in an index The tapered horn-shaped opening; the edge corrugation is arranged on the upper surface of the dielectric board; the feed unit is arranged on the lower surface of the dielectric board to feed the gradual groove line.
[0037] The upper surface of the dielectric plate has a metal layer for conducting current; in this embodiment, the dielectric plate is a polytetrafluoroethylene glass cloth plate with a thickness of 1mm, a dielectric constant of 2.65, and a loss tangent of 0.001; The layer is a copper sheet pasted on a dielectric board, the length of the metal layer is 145mm, the width is 80mm, and the thickness is 0.018mm.
[0038] The double-groove gradient groove lin...
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