Design of a Small Modified Minkowski Fractal Antenna for Passive Deep Brain Stimulation Implants

Figure 6

(a) The return losses () of the designed antenna in human body and the 1st and 2nd iterations of standard Minkowski fractal antenna in skin. (b)–(e) The Gain patterns of the designed antenna plotted in azimuth plane () at (b) 2.4 GHz and (c) 5.8 GHz and in zenith plane () at (d) 2.4 GHz and (e) 5.8 GHz. The total SAR from the top view at (f) 2.4 GHz and (g) 5.8 GHz inside the human body.

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