Compact Broadband Dual ZOR Antenna for Multiband Smart Mobile Phone Applications

Table 1

Measured TRP, TIS, and SAR values of the proposed antenna and the original antenna of the device.

Band	GSM850	GSM900	DCS1800	PCS1900	W2100
TRP
Free
Original	25.68	27.18	24.79	26.65	20.42
Proposed	28.53	28.72	25.68	26.70	20.60
Hand
Original	19.63	19.89	22.61	22.43	16.94
Proposed	22.80	24.82	23.26	23.35	17.47
Head
Original	21.25	23.00	20.02	22.42	17.06
Proposed	24.17	23.57	21.70	23.52	17.51
TIS
Free
Original	−100.65	−97.50	−105.35	−105.77	−106.17
Proposed	−102.76	−103.16	−105.67	−105.93	−106.68
Hand
Original	−88.01	−86.80	−101.49	−102.00	−103.11
Proposed	−94.15	−95.60	−102.57	−102.85	−103.17
Head
Original	−97.75	−95.86	−100.60	−102.79	−103.39
Proposed	−97.84	−97.48	−102.14	−103.38	−103.51
SAR
Left
Original	0.24	0.44	0.32	0.36	1.46
Proposed	0.58	0.68	0.35	0.41	0.88
Right
Original	0.22	0.38	0.20	0.25	0.77
Proposed	0.52	0.62	0.25	0.34	0.76