Dual-Feed Small-Size Penta-Band PIFA for LTE/WWAN Mobile Handset Applications

Table 1

Simulated SAR values for 1 g tissues.

Frequency (MHz)	900	925	1750	1950	2350
1 g SAR (W/Kg)
Head only	1.32	1.21	0.68	0.56	0.45
Hand only	1.35	1.18	0.75	0.64	0.52
Head and hand	1.41	1.25	0.72	0.65	0.57
Return loss (dB)
Head only	8.9	10.5	6.6	10.8	8.7
Hand only	12.1	11.3	6.8	11.5	12.5
Head and hand	12.5	11.1	7.1	17.2	13.6