High Gain and High Directive of Antenna Arrays Utilizing Dielectric Layer on Bismuth Titanate Ceramics

Table 2

Gain, directivity, and radiation efficiency of BiT Array Antennas.

Parameters (2.3 GHz)	Number of BiT element			BiT array antenna with dielectric layer
	2 elements	4 elements	6 elements
Gain (dB)	6.559	7.188	7.514	8.920
Directivity (dBi)	7.174	7.697	7.913	9.230
Radiation Efficiency (%)	91.4	93.4	95.0	96.6