Figure 3

Modal significance as a function of frequency. (a) 0.9 GHz frequency band. (b) 2.4 GHz frequency band. (c) 0.9 GHz (with cross slot), (d) 2.45 GHz (with cross slot).

Modal significance as a function of frequency. (a) 0.9 GHz frequency band. (b) 2.4 GHz frequency band. (c) 0.9 GHz (with cross slot), (d) 2.45 GHz (with cross slot).