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Browsing by Subject "Microwave filters"

Now showing items 1-20 of 25

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 ...
Accurate and Efficient Design of Double Post Substrate Integrated Waveguide Filters Using Simulators Based on Open Space Modal Expansions

Díaz Caballero, Elena; Morro, J. V.; Esteban González, Héctor; Boria Esbert, Vicente Enrique; Belenguer Martínez, Ángel (IEEE, 2012-11-12)

An Agressive Space Mapping (ASM) strategy for efficiently and accurately designing passive filters in substrate integrated waveguide (SIW) technology is presented and successfully validated for the double post topology. ...
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 ...
Advanced Filtering Solutions in Coaxial SIW Technology Based on Singlets, Cascaded Singlets, and Doublets

Sirci, Stefano; Sánchez-Soriano, Miguel Ángel; Martínez Pérez, Jorge Daniel; Boria Esbert, Vicente Enrique (Institute of Electrical and Electronics Engineers, 2019-03-04)

[EN] The use of singlets, cascaded singlets and doublets in coaxial substrate integrated waveguide (SIW) technology is proposed in this paper, with the aim of implementing low-loss filters with very compact size and ...
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 Wideband Balanced Bandpass Filters With Very Broad Common-Mode and Differential-Mode Stopbands

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 ...
Diseño automatizado de filtros propagativos en plano H con postes dieléctricos descentrados

Peiró Macias, José Adrián (Universitat Politècnica de València, 2015-02-19)

Los filtros de microondas para comunicaciones vía satélite se han implementado de forma histórica en tecnología guiada con compuestos únicamente metálicos debido a sus bajas pérdidas y su gran capacidad de manejo de ...
Diseño de Nuevas Estructuras para Filtros Combline con Respuestas Avanzadas

Rubio Garrido, David (Universitat Politècnica de València, 2019-10-09)

[ES] Los filtros combline tienen un método de diseño bastante conocido. Sin embargo, si se estudian los acoplos de forma precisa, se observa que éstos varian con la frecuencia. Teniendo esta variación en cuenta en el proceso ...
Efficient Analysis of Substrate Integrated Waveguide Devices Using Hybrid Mode Matching Between Cylindrical and Guided Modes

Díaz Caballero, Elena; Esteban González, Héctor; Belenguer Martínez, Ángel; Boria Esbert, Vicente Enrique (Institute of Electrical and Electronics Engineers (IEEE), 2012-02)

In this paper, a new method to efficiently analyze substrate integrated waveguide (SIW) based devices with multiple accessing ports is presented. The problem is considered as a 2-D electromagnetic problem assuming no field ...
Efficient and Accurate Design of Passive Devices in Substrate Integrated Waveguide Technology and their Tapered Transitions from Microstrip Lines

Díaz Caballero, Elena; Miralles, Enrique; Esteban González, Héctor; Belenguer Martínez, Ángel; Boria Esbert, Vicente Enrique; Bachiller Martin, Maria Carmen; Morro Ros, José Vicente; Lucas Borja, Alejandro (2011)

[EN] In this paper, a strategy for the efficient design of passive devices in substrate integrated waveguide (SIW) technology is presented and validated with the analysis of several devices and the real design of filters ...
EM Based Synthesis and Design of Bandpass Waveguide Filters Including Manufacturing Effects with FEST3D

Soto Pacheco, Pablo; Boria Esbert, Vicente Enrique; Carceller Candau, Carlos; Vicente Quiles, Carlos Pascual; Gil Raga, Jordi; Gimeno Martinez, Benito (Wiley, 2012-01)

This article aims at the industry interest on automated design tools that are able to take into account manufacturing effects. First, an efficient design strategy for bandpass waveguide filters including the rounded corners ...
Fast Frequency Sweep Technique Based on Segmentation for the Acceleration of the Electromagnetic Analysis of Microwave Devices

Martínez-Zamora, Juan Ángel; BELENGUER MARTÍNEZ, ANGEL; Esteban González, Héctor (MDPI AG, 2019-03-16)

[EN] The characterization of communication devices in a certain frequency band can be accelerated if a fast frequency sweep technique is used instead of a discrete frequency sweep. Existing fast frequency sweep techniques ...
Full-wave analysis of dielectric-loaded cylindrical waveguides and cavities using a new four-port ring network

Penaranda-Foix, Felipe L.; Janezic, Michael D.; Catalá Civera, José Manuel; Canós Marín, Antoni Josep (Institute of Electrical and Electronics Engineers (IEEE), 2012-09)

In this paper, a full-wave method for the electromagnetic analysis of dielectric-loaded cylindrical and coaxial waveguides and cavities is developed. For this purpose, a new four-port ring network is proposed, and the ...
Fully tunable 360° microwave photonic phase shifter based on a single semiconductor optical amplifier

Sancho Durá, Juan; Lloret Soler, Juan Antonio; Gasulla Mestre, Ivana; Sales Maicas, Salvador; Capmany Francoy, José (Optical Society of America, 2011)

[EN] A fully tunable microwave photonic phase shifter involving a single semiconductor optical amplifier (SOA) is proposed and demonstrated. 360° microwave phase shift has been achieved by tuning the carrier wavelength and ...
Harmonic distortion in microwave photonic filters

Rius Mercado, Manuel; Mora Almerich, José; Bolea Boluda, Mario; Capmany Francoy, José (Optical Society of America, 2012)

We present a theoretical and experimental analysis of nonlinear microwave photonic filters. Far from the conventional condition of low modulation index commonly used to neglect high-order terms, we have analyzed the harmonic ...
Hybrid mode matching method for the efficient analysis of rods in waveguide structures

Bachiller Martin, Maria Carmen; Esteban González, Héctor; Morro Ros, José Vicente; Boria Esbert, Vicente Enrique (Elsevier, 2011-04)

Traditionally metallic waveguide filters have been used commercially for microwave applications. These filters have very reduced insertion losses within their operating frequency band and their construction is considerably ...
Hybrid Technique Plus Fast Frequency Sweep for the Efficient and Accurate Analysis of Substrate Integrated Waveguide Devices

Belenguer Martínez, Ángel; Esteban González, Héctor; Díaz Caballero, Elena; Bachiller Martin, Maria Carmen; Cascón López, Joaquín; Boria Esbert, Vicente Enrique (Institute of Electrical and Electronics Engineers (IEEE), 2011-03)

In this paper, we adapt a novel mode-matching and method-of-moments hybrid technique to efficiently analyze substrate integrated waveguide (SIW) based devices. The hybrid technique is formulated in terms of a single ...
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 ...
Métodos de diseño para nuevas topologías de filtros con estructuras de acoplo resonantes.

Rubio Garrido, David (Universitat Politècnica de València, 2021-10-09)

[ES] El trabajo consistirá en el estudio de irises, típicamente usados para acoplar cavidades resonantes, para tambien ser usados como resonadores simultaneamente y aumentar el orden del filtro sin aumentar su tamaño. Se ...
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 ...