The Scientific World Journal / 2013 / Article / Tab 1

Research Article

A Compact Symmetric Microstrip Filter Based on a Rectangular Meandered-Line Stepped Impedance Resonator with a Triple-Band Bandstop Response

Table 1

Performance of the symmetric and asymmetric TBBSF.

ParameterSymmetrical simulationAsymmetric simulation

Resonant frequency (GHz)2.59, 6.80, 10.622.60, 6.70, 10.27
Loaded quality factor ( )2.36, 5.91, 15.144.33, 10.54, 25.62
External quality factor ( )5.91, 32.89, 160.6011.30, 70.52, 270.26
3 dB bandwidth (GHz)1.10, 1.17, 0.720.60, 0.64, 0.4
Insertion loss (dB)−0.18, −0.20, −0.30−0.05, −0.20, −0.33

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