Application of the Base Transceiver Station with Smart Antennas in the Power Distribution Sector

Table 1

Comparison between smart antenna arrays.

Reference	Technology	Specifications
		Freq (GHz)	Angular coverage	Significant secondary beams	Controlled feed
					Phase	Amplitude	Method
[19]	Ten isotropic elements linear	—	Full	Yes	Yes	Yes	Binomial and Chebyshev polynomials
[46]	Six dipole switched parasitic arrays	3.5	60° sector	No	Yes	No	Genetic algorithm (GA)
[47]	Four linear dipole arrays	2.16	180° sector	Yes	Yes	No	Dynamic adjustment (Butler matrix)
This work	Three sets of four Yagi–Uda linear arrays	0.46	Full	No	Yes	Yes	PSO