Design of high selectivity tri-band microstrip BPF using tri-section stepped impedance resonator


Abstract in English

In this research, tri-band microstrip band pass filter (BPF) has been designed at frequencies (2.37,3.32 ,5.2)GHz which are located at the domain of WiMAX and WLAN systems’ application by using tri-section stepped impedance resonators TSSIRs with open stub and zero feed line. By changing ratios of impedance of stepped impedance resonator.

References used

Yang, C,F, 2011 Design And Fabrication Of A Compact Quad-Band Band pass Filter Using Two Different Parallel Positioned Resonators ,Progress In Electromagnetics Research, Vol.115, 159-172
Zhang, Xue X.-Y., Q., and Hu, B.-J. 2010 , Planar tri- band band pass filter with compact size, IEEE Microw. Wireless Compon. Lett., Vol. 20, No. 5, 262-264
Chen, Wang J.-Z., N., He Y., and Liang C.-H., 2011 Fourth-order tri-band band pass filter using square ring loaded resonators, Electron. Lett., Vol. 47, No. 15, 858-859

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