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Listar por autor "Sancho Durá, Juan"

Mostrando ítems 1-14 de 14

Application of slow and fast light effects to microwave photonics

Gasulla Mestre, Ivana; Capmany Francoy, José; Sancho Durá, Juan; Lloret Soler, Juan Antonio; Sales Maicas, Salvador (Sociedad Española de Óptica, 2011)

[EN] We present a comprehensive review of the application of slow and fast light techniques to the field of microwave photonics. Basic principles leading to the implementation of key desired functionalities as tunable ...
Broadband true time delay for microwave signal processing, using slow light based on stimulated Brillouin scattering in optical fibers

Chin, Sanghoon; Thevenaz, Luc; Sancho Durá, Juan; Sales Maicas, Salvador; Capmany Francoy, José; Berger, Perrine; Bourderionnet, Jerome; Dolfi, Daniel (Optical Society of America: Open Access Journals, 2010-10-11)

[EN] We experimentally demonstrate a novel technique to process broadband microwave signals, using all-optically tunable true time delay in optical fibers. The configuration to achieve true time delay basically consists ...
Figures of merit for microwave photonic phase shifters based on semiconductor optical amplifiers

Sancho Durá, Juan; Lloret Soler, Juan Antonio; Gasulla Mestre, Ivana; Sales Maicas, Salvador; Capmany Francoy, José (Optical Society of America, 2012)

[EN] We theoretically and experimentally compare the performance of two fully tunable phase shifter structures based on semiconductor optical amplifiers (SOA) by means of several figures of merit common to microwave photonic ...
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 ...
Generación de SFL para MWP

Sancho Durá, Juan (Universitat Politècnica de València, 2013-03-04)

[ES] En este trabajo se exhibe un estudio sobre SFL enfocado a aplicaciones de MWP y centrándonos en dos principales técnicas: los SOAs y el SBS. Se presenta la evaluación teórica y experimental de cualquier orden de ...
Innovative Concepts in Microwave Photonics

Capmany Francoy, José; Sales Maicas, Salvador; Gasulla Mestre, Ivana; Mora Almerich, José; Lloret Soler, Juan Antonio; Sancho Durá, Juan (Instituto de Telecomunicaciones y Aplicaciones Multimedia (ITEAM), 2012)

This paper reports the work carried by ITEAM researchers on novel concepts in the field of Microwave Photonics (MWP). It includes activities related to the general modelling of MWP systems, the use of novel multicore ...
Integrable microwave filter based on a photonic crystal delay line

Sancho Durá, Juan; Bourderionnet, Jerome; Lloret Soler, Juan Antonio; Combrie, Sylvain; Gasulla Mestre, Ivana; Xavier, Stephane; Sales Maicas, Salvador; Colman, Pierre; Lehoucq, Gaelle; Dolfi, Daniel; Capmany Francoy, José; De Rossi, Alfredo (Nature Publishing Group, 2012-09)

The availability of a tunable delay line with a chip-size footprint is a crucial step towards the full implementation of integrated microwave photonic signal processors. Achieving a large and tunable group delay on a ...
Microwave Photonic Signal Processing

Capmany Francoy, José; Mora Almerich, José; Gasulla Mestre, Ivana; Sancho Durá, Juan; Lloret Soler, Juan Antonio; Sales Maicas, Salvador (Optical Society of America, 2013-02-15)

This paper reviews the recent advances in the field of radio frequency signal processing using photonic devices and subsystems ormicrowave photonic (MWP) signal processing. We focus our attention on the results reported ...
Photonic-assisted RF Signal Processing based on Slow and Fast Light Technological Platforms

Sancho Durá, Juan (Universitat Politècnica de València, 2012-07-09)

Los efectos de la luz lenta y luz rápida (SFL) han mostrado unas capacidades excepcionales sobre el control dinámico de la velocidad de la luz en diferentes medios. Una de las motivaciones más estimulantes redica en la ...
Recent Breakthroughs in Microwave Photonics

Gasulla Mestre, Ivana; Lloret Soler, Juan Antonio; Sancho Durá, Juan; Sales Maicas, Salvador; Capmany Francoy, José (Institute of Electrical and Electronics Engineers (IEEE): OAJ, 2011-04)

We present a brief review of recent accomplishments in the field of Microwave Photonics (MWP). Recent research across a broad range of MWP applications is summarized, including photonic generation of microwave, millimeter, ...
The Influence of Optical Filtering on the Noise Performance of Microwave Photonic Phase Shifters Based on SOAs

Lloret Soler, Juan Antonio; Ramos Pascual, Francisco; Xue, Weiqi; Sancho Durá, Juan; Gasulla Mestre, Ivana; Sales Maicas, Salvador; Mork, Jesper; Capmany Francoy, José (Institute of Electrical and Electronics Engineers (IEEE), 2011)

[EN] Different optical filtering scenarios involving microwave photonic phase shifters based on semiconductor optical amplifiers are investigated numerically as well as experimentally with respect to noise performance. ...
Time-frequency analysis of long fiber Bragg gratings with low reflectivity

Sancho Durá, Juan; Chin, Sanghoon; Barrera Vilar, David; Sales Maicas, Salvador; Thevenaz, Luc (Optical Society of America, 2013-03-25)

A new technique to investigate the spatial distribution of the reflection spectrum along fabricated long weak fiber Bragg gratings (FBG) is experimentally demonstrated, together with its potential applications for distributed ...
Tunable and reconfigurable multi-tap microwave photonic filter based on dynamic Brillouin gratings in fibers

Sancho Durá, Juan; Sales Maicas, Salvador; Primerov, N.; Chin, S.; Antman, Y.; Zadok, A; Thevenaz, L. (Optical Society of America, 2012)

We propose and experimentally demonstrate new architectures to realize multi-tap microwave photonic filters, based on the generation of a single or multiple dynamic Brillouin gratings in polarization maintaining fibers. ...
Tunable complex-valued multi-tap microwave photonic filter based on single silicon-on-insulator microring resonator

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

A complex-valued multi-tap tunable microwave photonic filter based on single silicon-on-insulator microring resonator is presented. The degree of tunability of the approach involving two, three and four taps is theoretical ...