Figure 1. (a) ground plane with two patches dimensions, (b) Side view of the antenna, (c) x y cross section of the final triple-band MPA, (d) final antenna isometric geometry

From

Dual-layer Microstrip Antenna Design for Wireless Communications

Ghadah M.Faisal

American Journal of Electrical and Electronic Engineering. 2018, 6(2), 66-71 doi:10.12691/ajeee-6-2-3