Three Configurations of Compact Planar Multistub Microstrip Antennas for mmW Mobile Applications

Table 5

Comparison of the proposed antenna with other references.

	Antenna type	Substrate	BW (GHz)	Relative size (	Size reduction (%)
[24]	Quasi-Yagi-Uda	Rogers 4003	30.7–43	1.14  1.03  0.18	84%
			33.4–42
[25]	Quasi-Yagi	Rogers 5880	26–30.1	2.14 × 1.87 × 0.075	89%
[26]	5G antenna based on the Franklin model	Rogers 5880	27.9–33.2	1.18 × 2.8 × 0.075	86%
			34–39.1
[27]	5G antenna	Rogers 5880	22.5–38.7	0.71 × 5.6 × 0.147	94%
[28]	Microstrip folded dipole antenna	GaAs	34–37.5	2.34 × 2.34 × 0.068	91%
Proposed antenna 1	Planar multistub	Rogers 5880	27–29.5	0.61 × 1.5 × 0.036	—
	Microstrip
Proposed antenna 2	Planar multistub	Rogers 5880	27–29.5	0.61 × 1.5 × 0.036	—
	Microstrip
Proposed antenna 3	Planar multistub	Rogers 5880	27–29.5	0.61 × 1.5 × 0.036	—
	Microstrip