The Analysis of a Wideband Strip-Helical Antenna with 1.1 Turns

Figure 9

Radiation patterns of the proposed strip-helical antenna at 1.25 GHz, 1.625 GHz, and 2 GHz, respectively. Black line: measured data; red line: simulated data. Solid line: RHCP; dashed line: LHCP. (a)  GHz, plane, (b)  GHz, plane, (c)  GHz, plane, (d)  GHz, plane, (e)  GHz, plane, and (f)  GHz, plane.

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