Some Recent Developments of Microstrip Antenna

Table 1

The measured VSWR of the quasi-Yagi antenna.

No.	Frequency (GHz)
	3.25	3.5	3.75	Inband
1	1.36	1.34	1.47	<1.5
2	1.37	1.26	1.49	<1.5
3	1.36	1.25	1.48	<1.5