Design of a Bandpass Filter with Mixed Electromagnetic Coupling Paths Using Vertical Split-Ring Resonators

Table 1

Comparison with other works.

	fr (GHz)	The circuit sizes (  )	Type of resonator	The number of resonators
[10]	2.4	0.37  0.063	Planar	2
[12]	3.4	0.21  0.21	Planar	2
[6]	2.6	0.25  0.053	Vertical	1
This work	2.9	0.29  0.043	Vertical	2