Capmany Francoy, José; Mora Almerich, José; Fernández-Pousa, Carlos R.; Muñoz Muñoz, Pascual(Optical Society of America: Open Access Journals, 2013-06-17)
We develop, to the best of our knowledge, the first model for an array waveguide grating (AWG) device subject to quantum inputs and analyze its basic transformation functionalities for single-photon states. A commercial, ...
[EN] Many components that are employed in quantum information and communication systems are well known photonic devices encountered in standard optical ¿ber communication
systems, such as optical beamsplitters, waveguide ...
Capmany Francoy, José; Fernández-Pousa, Carlos R.(Institute of Electrical and Electronics Engineers (IEEE), 2012-12)
In a recent paper, [4] have developed a scheme for the stochastic implementation
of arbitrary quantum operations on multimode single-photon qudit states by using
reconfigurable linear-optic systems. Based on this idea, ...
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, ...
Sánchez Fandiño, Javier Antonio(Universitat Politècnica de València, 2013-07-08)
ES] El objetivo del presente trabajo ha consistido en diseñar un circuito integrado Fotónico completamente funcional, capaz de actuar como receptor de clase B en Un enlace fotónico de microondas modulado en fase. Esto ...
Pérez-López, Daniel; Gasulla Mestre, Ivana; Capmany Francoy, José; Soref, Richard A.(Optical Society of America, 2016-05-30)
[EN] We propose and analyse two novel mesh design geometries for the implementation of tunable optical cores in programmable photonic processors. These geometries are the hexagonal and the triangular lattice. They are ...
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. ...
Galve-Higón, José Manuel; Gasulla Mestre, Ivana; Sales Maicas, Salvador; Capmany Francoy, José(Institute of Electrical and Electronics Engineers (IEEE), 2016-01)
We propose the use of spatial division multiplexing supported by multicore fibers to implement a new generation of flexible and capacity reconfigurable cloud radio access network front-haul architectures capable of addressing ...
[EN] In this study, a multi-wavelength laser monolithically integrated on InP is presented. A linear laser cavity is built
between two integrated Sagnac loop reflectors (SLRs), with an arrayed waveguide grating (AWG) as ...
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 advances in fabrication processes in different material platforms employed in integrated optics are opening the path towards the implementation of circuits with increasing degrees of complexity. In addition to the ...
Moreno, V.; Mora Almerich, José; Muriel, M.A.; Capmany Francoy, José(Institute of Electrical and Electronics Engineers (IEEE), 2015-10-15)
In this letter, we propose and experimentally demonstrate a compact, flexible, and scalable ultrawideband (UWB) generator based on the merge of phase-to-intensity conversion and pulse shaping employing an fiber Bragg ...
Moreno, Vanessa; Rius Mercado, Manuel; Mora Almerich, José; Muriel, Miguel A.; Capmany Francoy, José(Optical Society of America: Open Access Journals, 2014-06-30)
We propose and experimentally demonstrate a scalable and reconfigurable optical scheme to generate high order UWB pulses. Firstly, various ultra wideband doublets are created through a process of phase-to-intensity conversion ...
Catalá-Lahoz, Cristina; Pérez-López, Daniel; Huy-Ho, T.; Capmany Francoy, José(American Institute of Physics, 2023-11-01)
[EN] Reconfigurable photonic filters show great promise as a potential solution to meet the evolving needs of future microwave communication
systems. By integrating high-performance filters into programmable microwave ...
Capmany Francoy, José; Doménech Gómez, José David; Muñoz, P.(Institute of Electrical and Electronics Engineers (IEEE): OAJ, 2015-04)
We propose the incorporation of graphene to integrated coupled resonator waveguides and side-coupled integrated spaced sequence of resonator devices to enable reconfigurable operation. The key element to achieve this is a ...
Capmany Francoy, José; Doménech Gómez, José David; Muñoz Muñoz, Pascual(Optical Society of America: Open Access Journals, 2014-04-07)
We propose the use of silicon graphene waveguides to implement a tunable broadband microwave photonics phase shifter based on integrated ring cavities. Numerical computation results show the feasibility for broadband ...
[EN] General-purpose programmable photonic processors rely on the large-scale integration of beamsplitters and reconfigurable phase shifters, distributed within unit cells or photonic gates. With their future evolution ...
[EN] Universal multiport photonic interferometers that can implement any arbitrary unitary transformation between input and output optical modes are essential to support advanced optical functions. Integrated versions of ...
Mora Almerich, José; Amaya Ocampo, Waldimar Alexander; Ruiz Alba Gaya, Antonio; Martínez García, Alfonso; Calvo Díaz-Aldagalán, David; García Muñoz, Víctor; Capmany Francoy, José(Optical Society of America, 2012)
We report the transmission of 40 quantum-key channels using WDM/SCM-QKD technology and 4 bidirectional classical channels over a PON. To our knowledge the highest number of quantum key channels simultaneously transmitted ...
Sánchez Costa, Christian(Universitat Politècnica de València, 2013-06-18)
[ES] Se propone el empleo de una modulación de fase óptica para mejorar las prestacíones de un sistema óptico OOFDM. Utilizando un modelo óptico de un sistema OOFDM programado en Matlab/VPI, se demuestra la mejora en ...