Various Textiles-Based Comparative Analysis of a Millimeter Wave Miniaturized Novel Antenna Design for Body-Centric Communications

Table 5

Ground plane length changes.

Parameters	Free-space lg = 4.5 mm	lg = 4 mm	lg = 5 mm
Center frequency (GHz)	60.01	60.5	59.744
Bandwidth (GHz)	11.632	12.345	11.018
Gain (dBi)	8.535	8.555	8.692
Radiation efficiency (%)	89.4	88.1	89.87