A Simple Microstrip Bandstop Filter Using Cross-Coupling Stubs

Figure 4

3D and side views of the proposed bandstop filter using the proposed implementation with dimensions of the line width (𝑊=1.5 mm), the line length (𝐿_𝑙=23 mm), the line separation (𝑆=1.44 mm), and the overlapping line (𝐿_𝑂=20.2 mm).

(a)

(b)