All-Textile Compact Ultra-Wideband Microstrip Antenna with Full Ground Plane for WBAN Applications

Table 2

Performance comparison of the proposed antenna with other state-of-the-art antennas.

Refs	Dielectric material	Dielectric constant	Overall size ( × )	BW (GHz)	Gain (dBi)	SAR value (W/kg)	With/without full ground plane
[13]	PDMS	2.85	0.7 × 0.5	2.2–2.5	3.2–4.5	—	W/O
[14]	LCP	2.9	—	2.5–3.5, 5.1–10.1	0–3.5	4.83	W/O
[15]	Polyester fabric	2.193	0.9 × 0.6	1.2–4.06	2.8–2.9	—	W/O
[20]	Two-layer felt	1.45	2.3 × 1.7	3.18–11	1.1–7.2	1.21	W/
[21]	Single-layer PDMS	2.7	3.1 × 2.6	3.7–10.3	0–4.53	0.17	W/
[22]	Single-layer PDMS	2.77	2.4 × 2.4	2.85–8.6	2.9–6.2	—	W/
[23]	Single-layer felt	1.45	—	2.9–4.2, 6.5–9.9	4-5	—	W/
[24]	Single-layer felt	1.45	2.7 × 2.45	3.6–10.3	1.9–7.75	—	W/
[25]	Single-layer PF4 foam	1.06	2 × 1.75	2.45, 4.5–10	5.8–9.4	0.78	W/
This work	Single-layer felt	1.2	1.6 × 1.6	4.83–9.57	5.87–10	0.1–0.38	W/