Lafuente Hernández, Juan Alberto(Universitat Politècnica de València, 2013-02-01)
La técnica propuesta permite evitar de forma sencilla las limitaciones de color en la filmación, basándose en la composición cromática de llaves de vídeo mediante una pantalla retroreflectiva y un anillo emisor de luz con ...
Palací López, Jesús; Vidal Rodriguez, Borja(Institute of Electrical and Electronics Engineers (IEEE), 2013-01-01)
A technique to electrically control the time shift of ultrashort optical pulses without the generation of replicas is demonstrated on the basis of frequency-to-time conversion and single-sideband suppressed-carrier modulation ...
Palací López, Jesús; Pérez Millán, Pedro; Villanueva Ibáñez, Guillermo Eduardo; Cruz, José L.; Andrés, Miguel V.; Martí Sendra, Javier; Vidal Rodriguez, Borja(Institute of Electrical and Electronics Engineers (IEEE), 2010-10-01)
A novel tunable photonic microwave single bandpass filter based on the optical resonance originated by a local phase shift introduced in the periodic structure of a fiber Bragg grating is proposed. Dynamic control of the ...
Optical carrier reduction via the use of a Si3N4 ring resonator notch filter (RRNF) is proposed and experimentally demonstrated as a means for improving the modulation efficiency in 10-GHz radio-over-fiber (RoF) links. The ...
[EN] Variable optical carrier reduction via the use of a Si3N4 ring
resonator notch filter with tunable extinction ratio is demonstrated in a 10
GHz radio-over-fiber system for improving the modulation efficiency. ...
Vidal Rodriguez, Borja; Mengual Chulia, Teresa; Ibáñez-López, Cristina; Martí Sendra, Javier(Institute of Electrical and Electronics Engineers, 2006-11-01)
[EN] A simple method for windowing the response of wavelength-division-multiplexing photonic microwave transversal filters based on one differential-group-delay module is proposed. The technique allows the reconfiguration ...
[EN] A nulling system for phased array antennas with broad bandwidth and reduced complexity is presented. The system is based on combining the output of an optical beamforming network with an optical transversal filter ...