Wide CPW-Fed Multiband Wearable Monopole Antenna with Extended Grounds for GSM/WLAN/WiMAX Applications

Table 2

Conductivity (S/m) of skin, fat, and muscle.

Layer	Conductivity (S/m)
	1780 MHz	2.40 GHz	3.46 GHz	5.26 GHz
Skin (dry)	1.17	1.44	1.99	3.25
Skin (wet)	1.22	1.56	2.27	3.80
Fat	0.07	0.10	0.15	0.25
Muscle	1.37	1.77	2.62	4.53