Melgarejo, Juan Carlos; Cogollos, Santiago; Guglielmi, Marco; Boria Esbert, Vicente Enrique(Institute of Electrical and Electronics Engineers, 2020-07)
[EN] In this article, we describe a new family of multiband waveguide filters based on a folded topology. The folded topology allows to use the filters of different orders and the introduction of transmission zeros. The ...
Sans, Marc; Selga, Jordi; Vélez, París; Bonache, J.; Rodríguez Pérez, Ana María; Boria Esbert, Vicente Enrique; Martin Antonlin, Ferran(Institute of Electrical and Electronics Engineers, 2018)
[EN] Compact balanced bandpass filters based on a combination of multisection mirrored stepped-impedance resonators and interdigital capacitors are presented in this paper. The considered filter topology is useful to achieve ...
Melgarejo-Lermas, Juan Carlos; Ossorio-García, Javier; Cogollos, Santiago; GUGLIELMI, MARCO; Boria Esbert, Vicente Enrique; Bandler, John W.(Institute of Electrical and Electronics Engineers, 2019-12)
[EN] Space mapping (SM) and aggressive SM (ASM) techniques are widely used in the synthesis and design of microwave filters. Their popularity stems from the inherent simplicity of the procedures and from their effectiveness. ...