High Gain and High Efficient Stacked Antenna Array with Integrated Horn for 60 GHz Communication Systems

Table 4

Simulated results of single element and 2 × 2 and 4 × 4 arrays.

Array/parameters	Single element	2 × 2 array	4 × 4 array
Bandwidth	10.58%	10.55%	10.51%
Gain	11.78 dB	15.3 dB	18.07 dB
Efficiency	88%	83%	68.3%