Millimeter Wave Fabry-Perot Resonator Antenna Fed by CPW with High Gain and Broadband

Table 1

Performances of the published F-P antennas.

Reference	(GHz)	Height of air layer	Substrate layers/antenna height	3 dB gain bandwidth	Gain (dBi)
[9]	14			5.7%	19 (2 × 2 array)
[10]	12			13.2%	22.7 (4 × 8 array)
[11]	14			6%	17.44
[12]	10			28%	13.8
[13]	60			0.5%	15.2 (2 × 2 array)
[14]	94		Nonplanar/	1%	13
[15]	35			7.1%	16.1, 15.1
[16]	63			4.3%	11
[17]	14			2%	19
[18]	10	No		2%	12.5
[19]	10	No		2.3%	13.5
[20]	44	No		1%	14
This work	35	No		7.1%	15.4