Planar Ultrawideband Antenna with Photonically Controlled Notched Bands

Table 1

Gain versus frequency with and without notch.

Frequency	Notch “on” gain	Notch “off” gain
3.1 GHz	2.5 dB	2.7 dB
4 GHz	−3 dB	3.0 dB
6.85 GHz	3 dB	3.5 dB
10 GHz	2.1 dB	2.2 dB