A Cloud-Structured Fractal Multiband Antenna for 4G/5G/WLAN/Bluetooth Applications

<div>Evolution process of grounding plane. (a) Before the evolution. (b) After the evolution.</div>

International Journal of Antennas and Propagation

Figure 5: A Cloud-Structured Fractal Multiband Antenna for 4G/5G/WLAN/Bluetooth Applications 