Enhancing Parasitic Interference Directional Antennas with Multiple Director Elements

Table 2

Simulation results.

#	Description	Half Power Beamwidth (3 dB)	Maximum Gain	at 2.4525 GHz	FTBR
1	One director	129°	5.98 dBi	-3.73 dB	21dB
2	Two consecutive directors	87°	7.70 dBi	-7.73 dB	9 dB
3	Three consecutive directors	76°	8.35 dBi	-11.25 dB	13 dB
4	Four consecutive directors	137°	6.42 dBi	-11.94 dB	25 dB
5	Five consecutive directors	103°	5.65 dBi	-8.39 dB	-
6	Two opposed directors	70°	5.91 dBi	-8.70 dB	-
7	Four opposed directors	58°	7.40 dBi	-12.20 dB	-
8	Six directors (all)	Omni	3.90 dBi	-5.81 dB	-