Table 2: Frequency-domain radiation parameters of FZP lens antennas: microwave (M) and terahertz (T) designs.

FZP antenna
𝐹 / 𝐷 = 0 . 6 7
𝑓 𝐺 𝑝 𝐵 𝑒
(GHz)(dBi)(GHz)(%)(%)

FZPA-M-109028.918.49.63
( 𝑓 1 = 9 0  GHz,27028.6 1 6 . 5 6.11.07
𝐷 = 1 0 0  mm)135028.51.220.05

FZPA-T-150
( 𝑓 1 = 1 3 5 0  GHz,13505216.31.207.92
𝐷 = 1 0 0  mm)