A Compact Frequency and Radiation Reconfigurable Antenna for 5G and Multistandard Sub-6 GHz Wireless Applications

Table 4

Comparison of different key performance indicators with state-of-the-art published work.

Reference	Antenna size (mm)	Number of switches	Number of operating bands	Number of beams	Bandwidth (MHz)	Peak gains (dBi)
[17]	45 × 50	2	1	3	800	2.2
[18]	160.9 × 151.5	2	2	2	730	9
[19]	113 × 113	14	2	3	NG	6.2/6.6
[20]	70 × 70	6	2	3	NG	5.08/7.0
[21]	112 × 52	18	2	8	1400/1501	3.8/8.3
[22]	50 × 50	4	1	3	1500/1200/1400	9.1/6.6/7.4
[23]	42 × 44	8	2	2	160/220	NG
[24]	40 × 30	4	2	3	400/500	2.24/2.76
[25]	31 × 27	8	6	7	410/1080/5500	`1.72/1.94/2.51/2.81/3.66/3.8
This work	30 × 20	4	5	9	410/1508/1880	`1.72/1.94/2.51/3.66/4.25

(NG: not given).