K-band RF-MEMS uniplanar reconfigurablebandwidth bandpass filter using multimodal immittance inverters

A. Contreras, M. Ribó, L. Pradell, J. Casals-Terré, F. Giacomozzi, J. Iannacci

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    Resum

    A K-band RF-MEMS uniplanar second-order bandpass filter with reconfigurable bandwidth is presented. The filter is based on inductively-coupled half-wavelength slotline resonators and CPW-slotline multimodal immittance inverters (MIIs). The coupling inductance and the MII length are reconfigured using RF-MEMS ohmic-contact switches. Experimental results show a 3 dB relative-bandwidth change from 4.5 to 8.5% (maintaining a Butterworth response), and insertion losses of 5.2 and 3.7 dB for either state.

    Idioma originalAnglès
    Pàgines (de-a)704-706
    Nombre de pàgines3
    RevistaElectronics Letters
    Volum49
    Número11
    DOIs
    Estat de la publicacióPublicada - 23 de maig 2013

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