Electrical exposure analysis of galvanic-coupled intra-body communication based on the empirical arm models

Table 6 SAR of the human arm at different signal intensities (W/kg)

Signal intensity	Subject 2			Subject 4			Subject 6
Signal intensity	100 kHz	400 kHz	1 MHz	100 kHz	400 kHz	1 MHz	100 kHz	400 kHz	1 MHz
3 mA	0.08	0.11	0.20	0.07	0.10	0.12	0.02	0.05	0.09
6 mA	0.33	0.43	0.81	0.27	0.38	0.62	0.07	0.18	0.34
10 mA	0.90	1.19	2.24	0.75	1.05	1.73	0.18	0.50	0.94
1 V	0.77	1.22	2.31	0.58	0.85	1.55	0.12	0.34	0.69
3 V	1.24	2.33	4.02	0.78	1.25	1.97	0.15	0.64	1.36
6 V	1.87	4.56	6.72	1.00	2.49	4.03	0.27	1.55	2.71
10 V	2.77	6.32	10.86	1.35	3.83	6.32	0.41	2.79	4.76

Note the values in italics emphasise that the signal intensities exceed the 4 W/kg restriction

ISSN: 1475-925X