Low SAR, Simple Printed Compact Multiband Antenna for Mobile and Wireless Communication Applications

Table 4

SAR values and the effects of human model on antenna properties.

(GHz)	SAR (W/kg); (10 g)	In free space		With human model
		(dB)	Radiation efficiency (%)	(dB)	Radiation efficiency (%)
0.7	0.98	−17	69	−15.5	66.5
0.9	0.93	−29.5	74	−29	70.6
1.8	0.80	−8	78.2	−7.2	72.8
2.1	1.2	−10	79.6	−9.4	73.3