Miniaturized Printed Inverted-F Antenna for Internet of Things: A Design on PCB with a Meandering Line and Shorting Strip

Figure 7

Measured radiation patterns in total fields (horizontal plane (H-Plane) and vertical plane (V-Plane)): (a) Y-Z plane, (b) X-Z plane, and (c) X-Y plane.

(a)

(b)

(c)