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Listar por autor "Gimeno Martinez, Benito"

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Advanced Techniques for Multipactor Testing

Monerris Belda, Óscar (Universitat Politècnica de València, 2023-04-18)

[ES] En los últimos años han proliferado los nuevos sistemas de satélites, sobre todo las grandes constelaciones en las órbitas terrestres bajas. Casi todos los satélites transmiten señales digitales con diversas modulaciones ...
Analysis of Multipactor RF Breakdown in a Waveguide Containing a Transversely Magnetized Ferrite

Gonzalez Iglesias, Daniel; Gomez, Alvaro; Gimeno Martinez, Benito; Fernández, o.; Vegas, A.; Casas, Fernando; Anza Hormigo, Sergio; Vicente Quiles, Carlos Pascual; Gil Raga, Jordi; Mata Sanz, Rafael; Montero, Isabel; Boria Esbert, Vicente Enrique; Raboso García-Baquero, David (Institute of Electrical and Electronics Engineers (IEEE), 2016-12)

In this paper, the multipactor RF breakdown in a parallel-plate waveguide partially filled with a ferrite slab magnetized normal to the metallic plates is studied. An external magnetic field is applied along the vertical ...
Análisis del efecto multipactor en guías de onda de geometría cilíndrica

Pérez Pastor, Antonio María (Universitat Politècnica de València, 2021-02-22)

[ES] El propósito de la presente tesis es desarrollar una herramienta informática para la predicción del efecto multipactor tanto en líneas de transmisión coaxiales como en guías circulares. Esta herramienta está pensada ...
Compensation of the impact of low-cost manufacturing techniques in the design of E-plane multiport waveguide junctions

San Blas Oltra, Ángel Antonio; Roca, J. M.; Cogollos Borras, Santiago; Morro, J. V.; Boria Esbert, Vicente Enrique; Gimeno Martinez, Benito (American Geophysical Union (AGU), 2016-06)

In this work, a full-wave tool for the accurate analysis and design of compensated E-plane multiport junctions is proposed. The implemented tool is capable of evaluating the undesired effects related to the use of low-cost ...
Design of compensated multiport waveguide junctions considering mechanization effects

San Blas Oltra, Ángel Antonio; Boria Esbert, Vicente Enrique; Gimeno Martinez, Benito; Cogollos Borras, Santiago (Elsevier, 2015-01)

tA new tool for the rigorous and efficient design of compensated multiport waveguide junctions, consider-ing the mechanization effects due to low-cost manufacture techniques, is presented. Several new designsfor a great ...
Efficient Design of Waveguide Manifold Multiplexers Based on Low-Order EM Distributed Models

Cogollos Borras, Santiago; Soto Pacheco, Pablo; Boria Esbert, Vicente Enrique; GUGLIELMI, MARCO; Brumos Vicente, María; Gimeno Martinez, Benito; Raboso García-Baquero, David (Institute of Electrical and Electronics Engineers (IEEE), 2015-08)

In this paper, a new systematic technique to design manifold-coupled multiplexers in waveguide technology is proposed. The new technique uses generalized low-order electromagnetic (EM) distributed models, which constitute ...
Electron Emission of Pt: Experimental Study and Comparison With Models in the Multipactor Energy Range

Bronchalo, Enrique; Coves, Angela; Mata Sanz, Rafael; Gimeno Martinez, Benito; Montero, Isabel; Galán, Luis; Boria Esbert, Vicente Enrique; Mercadé-Morales, Laura; Sanchis Kilders, Esteban (Institute of Electrical and Electronics Engineers (IEEE), 2016-08)

Experimental data of secondary emission yield (SEY) and electron emission spectra of Pt under electron irradiation for normal incidence and primary energies lower than 1 keV are presented. Several relevant magnitudes, as ...
Experimental analysis of passive intermodulation at waveguide flange bolted connections

Vicente, C.; Wolk, D.; Hartnagel, H.L.; Gimeno, B.; Boria Esbert, Vicente Enrique; Raboso, D. (Institute of Electrical and Electronics Engineers, 2007-05)

[EN] In this paper, the generation of passive intermodulation at rectangular waveguide flange bolted connections is investigated. An exhaustive series of tests has been performed in order to provide understanding on the ...
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 ...
Flexible and Efficient Computer-Aided Design (CAD) Tool for Advanced Comb-Line Rectangular Waveguide Filters

San Blas Oltra, Ángel Antonio; Vidal Pantaleoni, Ana; Müller, Andrei; Soto Pacheco, Pablo; Mira Pérez, Fermín Elías; Pérez Soler, Francisco Javier; Gimeno Martinez, Benito; Boria Esbert, Vicente Enrique (Wiley, 2015-10)

[EN] A very flexible and efficient computer-aided design (CAD) tool, specifically suited for advanced comb-line rectangular waveguide filters, is presented in this work. The developed software tool, which makes use of a ...
High Power RF Discharge Detection Technique Based on the In-Phase and Quadrature Signals

Monerris-Belda, Oscar; Cervera Marín, Raúl; Rodríguez Jodar, Miguel; Diaz-Caballero, Elena; Alcaide Guillén, Carlos; Petit, John; Boria Esbert, Vicente Enrique; Gimeno, Benito; Raboso, David (Institute of Electrical and Electronics Engineers, 2021-12)

[EN] High power radio frequency (RF) breakdown testing is a subject of great relevance in the space industry, due to the increasing need of higher transmission power and smaller devices. This work presents a novel RF ...
High-Power Multicarrier Generation for RF Breakdown Testing

Monerris Belda, Óscar; Díaz Caballero, Elena; Boria Esbert, Vicente Enrique; Gimeno Martinez, Benito (Institute of Electrical and Electronics Engineers (IEEE), 2017-02)

Testing of satellite components for high RF power breakdown effects, such as multipactor and corona or passive-intermodulation, is a topic of growing interest in the aerospaceindustry. Switching fromthe classical single ...
Highly efficient full-wave electromagnetic analysis of 3D arbitrarily-shaped waveguide microwave devices using an integral equation technique

Vidal Pantaleoni, Ana; San Blas Oltra, Ángel Antonio; Quesada Pereira, Fernando Daniel; Pérez Soler, Francisco Javier; Gil Raga, Jordi; Vicente Quiles, Carlos Pascual; Gimeno Martinez, Benito; Boria Esbert, Vicente Enrique (American Geophysical Union (AGU), 2015)

A novel technique for the full-wave analysis of 3-D complex waveguide devices is presented. This new formulation, based on the Boundary Integral-Resonant Mode Expansion (BI-RME) method, allows the rigorous full-wave ...
Long-term multipactor discharge in multicarrier systems

Anza Hormigo, Sergio; Vicente Quiles, Carlos Pascual; Gimeno Martinez, Benito; Boria Esbert, Vicente Enrique; Armendariz, J. (American Institute of Physics, 2007)

[EN] A new mechanism of long-term multipactor in multicarrier systems is studied employing both analytical and numerical methods. In particular, the investigation is focused on the impact that a realistic secondary emission ...
Microwave corona breakdown prediction in arbitrarily-shaped waveguide based filters

Pinheiro-Ortega, T.; Monge, J.; Marini, S.; Sanz, J.; Sorolla, E.; Mattes, M.; Vicente, C.; Gil, J.; Boria Esbert, Vicente Enrique; Gimeno, B. (Institute of Electrical and Electronics Engineers, 2010-04)

[EN] This letter describes an efficient algorithm to predict the RF gas breakdown power threshold in microwave devices with complex geometries. The two necessary calculations when investigating such a phenomenon have been ...
Multipactor discharges in parallel-plate dielectric-loaded waveguides including space-charge effects

Coves, A.; Torregrosa-Penalva, G.; Vicente, C.; Gimeno, B.; Boria Esbert, Vicente Enrique (Institute of Electrical and Electronics Engineers, 2008)

[EN] The objective of this paper is to study the time evolution of multipactor discharges in a parallel-plate dielectric-loaded waveguide. The electron discharge phenomena investigated in this paper include the effects of ...
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, ...
Multipactor radiation analysis within a waveguide region based on a frequency-domain representation of the dynamics of charged particles

Gimeno, B.; Sorolla, E.; Anza, S.; Vicente, C.; Gil, J.; Pérez, A. M.; Boria Esbert, Vicente Enrique; Pérez, F. J.; Quesada, F.; Álvarez, A.; Raboso, D. (American Physical Society, 2009-04)

[EN] A technique for the accurate computation of the electromagnetic fields radiated by a charged particle moving within a parallel-plate waveguide is presented. Based on a transformation of the time-varying current density ...
Multipactor RF Breakdown in Coaxial Transmission Lines With Digitally Modulated Signals

Gonzalez Iglesias, Daniel; Monerris Belda, Óscar; Gimeno Martinez, Benito; Díaz, María Elena; Boria Esbert, Vicente Enrique; Martín Iglesias, Petronilo (Institute of Electrical and Electronics Engineers (IEEE), 2016-10)

The aim of this paper is the study of the RF multipactor breakdown in coaxial transmission lines excited by a single carrier with a digitally modulated signal. Employing an in-house developed code, numerical simulations ...
Nonstationary statistical theory for multipactor

Anza, S.; Vicente, C.; Gil, J.; Boria Esbert, Vicente Enrique; Gimeno, B.; Raboso, D. (American Institute of Physics, 2010-06)

[EN] This work presents a new and general approach to the real dynamics of the multipactor process: the nonstationary statistical multipactor theory. The nonstationary theory removes the stationarity assumption of the ...