Waveguide-Based Antenna Arrays for 5G Networks

Table 1

Analysis of the number of rings of the omnidirectional ring-based SWAA.

Number of rings	Gain (dBi)	SLL (dB)
2	8.93	−8.85
4	7.25	−3.30
6	6.54	−0.47
8	8.55	−2.92
10	9.63	−5.15
13	10.84	−7.24
14	10.10	−7.96