A Compact Experimental Planar Antenna with a USB Connector for Mobile Phone Application

Table 1

Measured antenna gain and efficiency of the proposed antenna at port.

Frequency (MHz)	700	800	900	1000	1700	1800	1900	2000	2100	2200	2500	2700
Gain (dBi)	−2.1	−1.4	−1.1	−1.5	−1.1	−0.9	−0.6	−0.8	−1.2	−1.4	−1.3	−1.2
Eff. (%)	34	39	41	38	36	39	43	37	36	34	46	42