A Triple-Band Microstrip Antenna with a Monopole Impedance Converter for WLAN and 5G Applications

Table 2

Comparison of the proposed antenna with other previously reported antennas.

Refs.	Operating bands (≤10 dB)	Antenna dimensions (m^3)	Peak gains (dBi)	Profile	Substrate	Applications	Omnidirectional patterns
[4]	3.4–3.8 GHz	75 × 150 × 1.6	3	Planar	FR4	5G	No
[5]	3.3–4.2 GHz	42 × 42 × 1	None	Planar	FR4	5G	No
[6]	3.3–3.6 GHz; 4.8–5.0 GHz	150 × 70 × 0.8	None	Planar	FR4	5G	No
[7]	3.3–4.2 GHz	37 × 30 × 0.8	2.5	Planar	FR4	5G	No
[8]	4.37–5.5 GHz	150 × 72 × 1.2	3.7	3D	FR4	5G	No
[9]	3.3–5.1 GHz	60 × 60 × 8	8.1	3D	Rogers RO4003	5G	No
[10]	3.30–3.80 GHz	50 × 50 × 3.5	5.4	3D	F4BK	5G	No
[11]	4.25–5.82 GHz	80 × 80 × 6	9.1	3D	F4BME220	5G	No
[13]	4.8–5 GHz	80 × 80 × 3.76	10.85	3D	F4BM350RUILONG220	5G	No
[18]	0.66–0.79 GHz; 3.28–3.78 GHz	180 × 60 × 1.6	2.46.1	3D	FR4	LTE5G	No
Proposed	2.38–2.53 GHz; 3.29–4.11 GHz; 4.72–5.01 GHz	30 × 25 × 1.59	4.092.214.01	Planar	FR4	WLAN5G	Yes