Table 3 Bandwidth & impedance match comparison of the three antennas.

From: High performance antenna-on-chip inspired by SIW and metasurface technologies for THz band operation

 

Improvement in impedance bandwidth (%)

Improvement in the average impedance matching (dB)

Ant. #2 vs. #1

66.7

2

Ant. #3 vs. #2

66.7

6

Ant. #3 vs. #1

177.8

8