No. of filter shape at WL = 4.9 mm | −3 dB frequency band (GHz) | Minimum and maximum values of S parameters in passband (GHz) | Roll off of passband and stop band (dB/GHz) | Impedance matching (dB) | Group delay at (1 - 14 GHz) (ns) | ||
S11 (dB) | S21 (dB) | Pass band | Stop band | ||||
Shape 1 | 3.5 to 11.4 | −3 to −45.4 | −0.1 to −3 | 12.47 | 11.8 | <−15 | 0.15 - 7.68 |
Shape 2 | 3.1 to 11.6 | −3 to −47.3 | −0.14 to −3 | 27.7 | 10.5 | <−20 | 0.15 - 4.35 |
Shape 3 | 3.1 to 11.6 | −3 to −43.5 | −0.2 to −3 | 27.8 | 15.7 | <−15 | 0.15 - 0.4 |