Rius Mercado, Manuel; Bolea Boluda, Mario; Mora Almerich, José; Capmany Francoy, José(Institute of Electrical and Electronics Engineers (IEEE), 2016-04-01)
Chirped pulses generation is evaluated and experimentally demonstrated by means of the processing of incoherent optical signals using a non-linear dispersive element. The capability of generating chirped electrical pulses, ...
[EN] We experimentally demonstrate for the first-time to our knowledge distributed radiofrequency signal processing performed by
a heterogeneous multicore fibre link. A trench-assisted 7-core fibre, where each core presents ...
[EN] We propose and experimentally demonstrate distributed radiofrequency signal on a few-mode-fibre device. The inscription of
long period gratings at specific locations along the fibre allows the excitation of the ...
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 ...
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 ...
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 ...
Hervás-Peralta, Javier; Ricchiuti, Amelia Lavinia; Li, Wei; Zhu, Ning Hua; Fernandez-Pousa, Carlos R.; Sales Maicas, Salvador; Li, Ming; Capmany Francoy, José(Institute of Electrical and Electronics Engineers, 2017)
[EN] This paper presents a review and discussion of the
applications of Microwave Photonic techniques and
functionalities to the field of optical fiber sensors. A specific
end-to end model for its characterization is ...
[EN] We present an overview of different mode-division multiplexing fiber technologies engineered to provide tunable microwave signal processing, including signal filtering and optical beamforming for phased-array antennas. ...
Serafino, Giovanni; Ghelfi, Paolo; Pérez Millán, Pedro; Villanueva Ibáñez, Guillermo Eduardo; Palací López, Jesús; Cruz, Jose Luis; Bogoni, Antonella(Institute of Electrical and Electronics Engineers (IEEE), 2011)
[EN] We study the phase and amplitude stability of RF signals, generated at different frequencies by heterodyning pairs of modes from the optical spectrum of an active mode-locked laser, and we focus on the dependence of ...
Gasulla Mestre, Ivana; Capmany Francoy, José(Optical Society of America, 2012)
We present the first experimental demonstration of a phase-modulated MMF link implementing high-frequency digital transmission in a cost-effective solution based on direct detection. Successful subcarrier transmission of ...
Vidal Rodriguez, Borja; Palací López, Jesús; Capmany Francoy, José(Institute of Electrical and Electronics Engineers (IEEE), 2012-06)
A simple technique to reshape the response of tapped delay line photonic microwave filters is demonstrated. The technique is based on the generation and control of a set of optical carriers by means of four-wave mixing. ...
Sánchez Gomariz, Erica(Universitat Politècnica de València, 2024-02-19)
[ES] La fotónica de microondas, la cual une los mundos de la ingeniería de radiofrecuencia y la optoelectrónica, ha generado un gran interés en las últimas décadas. Su valor añadido se deriva del hecho de que, por un lado, ...
[EN] The photonic generation of electrical orthogonal frequency-division multiplexing (OFDM) modulated wireless signals in the 75110 GHz band is experimentally demonstrated employing in-phase/quadrature electrooptical ...
[EN] Beyond high-capacity transmission, space-division
multiplexing fibers can be engineered to provide distributed signal
processing for microwave signals. We present an overview of
different fiber technologies where the ...