Compact Ultrawide Band Metamaterial-Inspired Split Ring Resonator Structure Loaded Band Notched Antenna

Table 3

Comparison of the proposed antenna with various existing antennas.

References	Dimensions	Notched bands	Gain (dB)
[6]	30 × 30 × 1.6 mm^3	WiMAX/WLAN-band	3
[39]	19 × 16 × 1.6 mm^3	WLAN/X-band	<2
[40]	42 × 24 × 1.6 mm^3	WiMAX/WLAN/X-band	3
[41]	38 × 20 × 0.58 mm^3	C-band/WLAN/X-band	2.8
[42]	20 × 20 × 1.6 mm^3	WiMAX/WLAN/X-band	1.9
[43]	35 × 35 × 1.6 mm^3	WiMAX/WLAN/X-band	3.5
[46]	26 × 30 × 1.6 mm^3	WiMAX/WLAN-band	3.6
[47]	31 × 31 × 1.6 mm^3	WiMAX/WLAN-band	<2.5
[48]	78 × 44.6 × 1.6 mm^3	WiMAX/WLAN-band	2.89
Present work	24 × 20 × 1.6 mm^3	WiMAX/C-band/WLAN/X-band	3.7