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Browsing by Author "Guglielmi, Marco"

Now showing items 1-20 of 27

A New Family of Multiband Waveguide Filters Based on a Folded Topology

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 ...
Advanced Compact Setups for Passive Intermodulation Measurements of Satellite Hardware

Smacchia, Davide; Soto Pacheco, Pablo; Boria Esbert, Vicente Enrique; Guglielmi, Marco; Carceller Candau, Carlos; Ruiz-Garnica, Jesús; Galdeano, Jaione; Raboso García-Baquero, David (Institute of Electrical and Electronics Engineers, 2018)

[EN] This paper provides the guidelines for the practical development of novel advanced test beds for passive intermodulation(PIM) measurements. The proposed test beds show high performance and are flexible, allowing for ...
An Efficient Technique to Assess the Convergence of the Multimode Equivalent Network for Waveguide Devices

Gomez Molina, Celia; Quesada Pereira, Fernando; Alvarez Melcon, Alejandro; Boria Esbert, Vicente Enrique; Guglielmi, Marco (Institute of Electrical and Electronics Engineers, 2018-02)

[EN] Numerical methods are widely used to analyze and design microwave components for communication applications.In the implementation of any numerical technique, however, there are always a set of parameters ...
Analysis and design of re-configurable combline filters using dielectric tuners

Sharma, Abhishek; Cogollos, Santiago; Boria Esbert, Vicente Enrique; Guglielmi, Marco (IEEE, 2022-04-07)

[EN] This article describes different tunable structures for typical waveguide combline filters. In this context, several configurations using dielectric tuners have been studied for resonators, inter-resonator couplings, ...
Capacitive Obstacle Realizing Multiple Transmission Zeros for In-Line Rectangular Waveguide Filters

Carceller Candau, Carlos; Soto Pacheco, Pablo; Boria Esbert, Vicente Enrique; Guglielmi, Marco (Institute of Electrical and Electronics Engineers (IEEE), 2016-10)

This paper presents a capacitive obstacle for rectangular waveguide filters capable of realizing multiple transmission zeros (TZs). By combining a capacitive window with multiple thin stubs, a filter designer has the ability ...
Compact Dual-Band and Wideband Filters With Resonant Apertures in Rectangular Waveguide

Valencia Sullca, Joaquín F.; Cogollos, Santiago; Boria Esbert, Vicente Enrique; Guglielmi, Marco (Institute of Electrical and Electronics Engineers, 2022-06)

[EN] The objective of this article is to describe a new family of microwave bandpass filters in the rectangular waveguide based on resonant apertures, which can be used to implement both single- and dual-band transfer ...
Compact Wideband Hybrid Filters in Rectangular Waveguide With Enhanced Out-of-Band Response

Valencia-Sullca, Joaquín Francisco; Boria Esbert, Vicente Enrique; Guglielmi, Marco; Cogollos, Santiago (Institute of Electrical and Electronics Engineers, 2020-01)

[EN] This paper describes the design procedure of a compact wideband waveguide filter, based on stepped impedance resonators (SIR) and a combined usage of capacitive and inductive coupling irises, that provides a significant ...
Design of Hybrid Folded Rectangular Waveguide Filters With Transmission Zeros Below the Passband

Carceller Candau, Carlos; Soto Pacheco, Pablo; Boria Esbert, Vicente Enrique; Guglielmi, Marco (Institute of Electrical and Electronics Engineers (IEEE), 2016-02)

The design and physical implementation of hybrid folded rectangular waveguide filters providing multiple transmission zeros (TZs) below the passband are considered in this paper. These structures offer great flexibility ...
Diseño, Validación Experimental y Resintonización de Filtros en Guíaonda con Mapeo Espacial Agresivo (ASM)

Ossorio García, Javier (Universitat Politècnica de València, 2017-12-02)

In this paper, we intend to apply the optimization technique known as Aggressive Space Mapping (ASM) to practical and professional aspects related to the space communications sector. Specifically, to microwaves filters ...
Enhancement of corona discharge thresholds in microstrip bandpass filters by using cover-ended resonators

Morales-Hernández, Aitor; Sánchez-Soriano, Miguel Á.; Marini, Stephan; Reglero Mangada, Marta Sofía; Esteve, Laura; Boria Esbert, Vicente Enrique; Guglielmi, Marco (Cambridge University Press, 2021-09)

[EN] This paper studies the corona discharge power thresholds in microstrip bandpass filters (BPFs) and, in particular, is focused on a solution based on lambda/2 cover-ended resonators to enhance their peak power handling ...
Evanescent-Mode Ridge-Waveguide Radiating Filters for Space Applications

Sánchez-Escuderos, Daniel; Ruiz-Garnica, Jesús; Baquero Escudero, Mariano; Soto Pacheco, Pablo; Boria Esbert, Vicente Enrique; Tosso, Giovanni; Angeletti, P.; GUGLIELMI, MARCO (Institute of Electrical and Electronics Engineers, 2019-10)

[EN] This paper describes a new family of all-metallic radiators based on below-cutoff apertures fed by evanescentmode ridge waveguide filters. The pass band of the filters and the polarization of the apertures are configured ...
Experimental Validation of Multipactor Effect for Ferrite Materials Used in L- and S-Band Nonreciprocal Microwave Components

Vague Cardona, José Joaquín; Melgarejo-Lermas, Juan Carlos; Boria Esbert, Vicente Enrique; GUGLIELMI, MARCO; Moreno Cambroreno, María del Rocío; Reglero Mangada, Marta Sofía; Mata-Sanz, Rafael; Montero, Isabel; Gonzalez Iglesias, Daniel; GIMENO MARTINEZ, BENITO; Gomez, Alvaro; Vegas, Ángel; RABOSO GARCÍA-BAQUERO, DAVID (Institute of Electrical and Electronics Engineers, 2019-06)

[EN] This paper reports on the experimental measurement of power threshold levels for the multipactor effect between samples of ferrite material typically used in the practical implementation of L-and S-band circulators ...
Exploring the Tuning Range of Channel Filters for Satellite Applications Using Electromagnetic-Based Computer Aided Design Tools

Ossorio-García, Javier; Vague Cardona, José Joaquín; Boria Esbert, Vicente Enrique; Guglielmi, Marco (Institute of Electrical and Electronics Engineers, 2018)

[EN] The objective of this paper is to use electromagnetic-based computer-aided design (CAD) tools to investigate the maximum tuning range of channel filters, typically used in satellite payloads. Both circular and rectangular ...
High-Performance Compact Diplexers for Ku/K-Band Satellite Applications

Teberio, Fernando; Arregui, Iván; Soto Pacheco, Pablo; Laso, Miguel A.G.; Boria Esbert, Vicente Enrique; Guglielmi, Marco (Institute of Electrical and Electronics Engineers, 2017-10)

[EN] In this paper, two novel compact diplexers for satellite applications are presented. The first covers the Ku-band with two closely spaced channels (Ku-transmission band: 10.7-13 GHz and Ku-reception band: 13.75-14.8 ...
Hybrid Wideband Staircase Filters in Rectangular Waveguide With Enhanced Out-of-Band Response

Valencia-Sullca, Joaquín Francisco; Guglielmi, Marco; Cogollos, Santiago; Boria Esbert, Vicente Enrique (Institute of Electrical and Electronics Engineers, 2021-08)

[EN] The objective of this article is to describe the design of a new family of wideband filters in a rectangular waveguide based on hybrid couplings and a staircase configuration. The use of E-plane T-junctions and E-plane ...
Implementation of Waveguide Terminations With Low-Passive Intermodulation for Conducted Test Beds in Backward Configuration

Smacchia, Davide; Soto Pacheco, Pablo; Guglielmi, Marco; Morro, J. V.; Boria Esbert, Vicente Enrique; Raboso, David (Institute of Electrical and Electronics Engineers, 2019-10)

[EN] This letter proposes a simple procedure to implement low-passive intermodulation (PIM) terminations in waveguide technology to measure conducted backward PIM. The procedure consists in inserting a filter before the ...
Inductive Cascaded Quadruplet With Diagonal Cross-Coupling in Rectangular Waveguide

Cogollos, Santiago; Cameron, Richard J.; Guglielmi, Marco; Melgarejo, Juan Carlos; Boria Esbert, Vicente Enrique (Institute of Electrical and Electronics Engineers, 2022)

[EN] The objective of this paper is to show how inductive quadruplets with diagonal cross-couplings can be used as building blocks for filters in rectangular waveguide. Starting with the coupling matrix synthesis, we show ...
Inline Combline Filters of Order N With up to N+1 Transmission Zeros

Vague, José Joaquín; Rubio Garrido, David; Fuentes-Pascual, Miguel Ángel; Cogollos, Santiago; Baquero Escudero, Mariano; Boria Esbert, Vicente Enrique; Guglielmi, Marco (Institute of Electrical and Electronics Engineers, 2021-07)

[EN] In this paper we describe several alternative inline implementations for combline filters with transmission zeros located both below and above the pass-band. A systematic design procedure is also presented using a ...
Multipactor Effect Characterization of Dielectric Materials for Space Applications

Vague Cardona, José Joaquín; Melgarejo-Lermas, Juan Carlos; Guglielmi, Marco; Boria Esbert, Vicente Enrique; Anza Hormigo, Sergio; Vicente Quiles, Carlos Pascual; Moreno Cambroreno, María del Rocío; Taroncher Calduch, Mariam; Gimeno Martínez, Benito; Raboso García-Baquero, David (Institute of Electrical and Electronics Engineers, 2018-08)

[EN] The objective of this paper is to advance the state of the art in the characterization of the multipactor effect in dielectric materials. The materials studied are the most commonly used dielectrics in space applications, ...
New Wide-Band Capacitive Filter Structures in Rectangular Waveguide Technology With Enhanced Out-of-Band Response

Valencia Sullca, Joaquín Francisco (Universitat Politècnica de València, 2022-01-17)

[ES] La presente tesis doctoral tiene como objetivo fundamental desarrollar nuevas estructuras capacitivas de filtrado en guía de ondas rectangular que sean capaces de proporcionar mayores ancho de banda en la banda de ...