Multislot Antenna with a Screening Backplane for UWB WBAN Applications

Table 2

Radiation efficiency of the MSA-BP and the reference MSA.

Radiation efficiency of MSA-BP/MSA (%)
Frequency (GHz)	Antenna/phantom spacing d (mm)
	6.5	7.5	8.5
3.5	47/25	49/29	51/33
4.5	62/26	62/33	62/39
5.5	51/46	55/54	59/62