Terahertz Harmonic Operation of Microwave Fresnel Zone Plate Lens and Antenna: Frequency Filtering and Space Resolution Properties

<table>Radiation characteristics of FZPA-M-10 versus angle <svg height="10.7375" id="M175" style="vertical-align:-0.13794pt" version="1.1" viewbox="0 0 8.3125 10.7375" width="8.3125" xmlns="http://www.w3.org/2000/svg">
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<tspan style="font-size: 12.50px; " x="0" y="0">𝜃</tspan>
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</svg>: (a) copolar radiation patterns, (b) cross-polar radiation patterns. Red, blue, and green lines correspond to 90, 270, and 1350 GHz, respectively.</table>

International Journal of Antennas and Propagation

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Figure 6

Figure 6: Terahertz Harmonic Operation of Microwave Fresnel Zone Plate Lens and Antenna: Frequency Filtering and Space Resolution Properties 