Figure 15

(a) Variation of S21 change of ground plane height. (b) Variation of S11 for the various ground plane of height. (c) Variation in absorption property with the backplane of different heights.
(a) Variation of S21 change of ground plane height. (b) Variation of S11 for the various ground plane of height. (c) Variation in absorption property with the backplane of different heights.