Effect of Randomness in Element Position on Performance of Communication Array Antennas in Internet of Things

Table 1

Parameters of HFSS-based and coupled model-based results.

Performance	HFSS-based result	Coupled model-based result
Gain/dB	60.12	60.12
First SLL/dB
in plane	50.17	50.17
in plane	49.87	49.96
Second SLL/dB
in plane	44.15	44.52
in plane	43.88	44.07
Third SLL/dB
in plane	41.34	41.61
in plane	40.28	40.61
Fourth SLL/dB
in plane	39.23	39.66
in plane	37.46	37.85
Fifth SLL/dB
in plane	37.44	37.84
in plane	33.71	34.19
Beam width/°
in plane	8.80	8.80
in plane	8.79	8.79
Boresight pointing/°
in plane	0.15	0.15
in plane	0.13	0.13

Note. Every SLL is the right SLL.