Design of a Multiband Antenna for LTE/GSM/UMTS Band Operation

Table 3

Simulated gain and efficiency for the proposed antenna with the head and hand phantoms.

Frequency (MHz)	Head only		Head and hand
	Gain (dBi)	Efficiency (%)	Gain (dBi)	Efficiency (%)
859	−3.34	17.03	−8.06	7.02
920	−3.10	12.72	−7.06	7.49
1795	3.81	49.14	0.98	21.52
1920	3.96	46.14	1.62	21.13
2045	4.06	42.60	1.77	20.09
2352.5	4.19	35.58	0.58	14.20
2595	2.33	50.17	0.97	22.33