On-Chip Antenna Design Using the Concepts of Metamaterial and SIW Principles Applicable to Terahertz Integrated Circuits Operating over 0.6–0.622 THz

Table 4

Radiation efficiency specifications of the proposed antenna.

CST microwave studio
Minimum gain	59%
Maximum gain	60.4%
Average gain	59.8%
HFSS
Minimum gain	58.3%
Maximum gain	59.9%
Average gain	59.2%