A Novel Filtering Power Divider Based on Ring Resonator

Table 1

Comparisons with previous works.

Ref.	Center frequencies (GHz)	Insertion loss (dB)	Isolation (dB)	Size ( × )
[5]	1/3	7.5/7.5	11/10	0.28 × 0.5
[11]	2.3/3.5	4.2/4.5	19.0/18.6	0.28 × 0.37
[12]	2.43/5.06	3.8/4.4	24/19.8	0.67 × 0.68
[13]	2.45/5.13	3.89/4.39	10/12	0.29 × 0.3
[17]	1.8/2.96	3.9/4.0	11/12	0.45 × 0.6
This work	2.45/5.8	4.8/5.9	13/15	0.46 × 0.68