From: Efficient design of a wideband tunable microstrip filtenna for spectrum sensing in cognitive radio systems
Parameter
Value \((\text{mm})\)
\(W\)
20
\(g\)
0.75
\(L\)
\({W}_{w}\)
1
\({W}_{f}\)
3.06
\({L}_{\text{sq}}\)
12
\({L}_{c}\)
2.5
\({L}_{c1}\)
1.5
\({W}_{\text{sq}}\)
6.7