Exploració per autor "Belmonte Molina, Aniceto"
Ara es mostren els items 45-64 de 69
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Limits to the information gain from lidar measurements
Belmonte Molina, Aniceto (2015-04-15)
Article
Accés obertMeasurements over the return signal are an integral part of lidar remote sensing by which we gather information about the characteristics of specific targets. But how much information is gained by performing a given lidar ... -
Limits to the representation capacity of imaging in random media
Belmonte Molina, Aniceto (2013-10-02)
Article
Accés obertThe information capacity of an image in the atmosphere, ocean, or biological media does not grow indefinitely with increasing light power but has well defined limits. Here, the exact effects of the propagation of light in ... -
Limits to the representation capacity of imaging in random media
Belmonte Molina, Aniceto (2013)
Article
Accés obertThe information capacity of an image in the atmosphere, ocean, or biological media does not grow indefinitely with increasing light power but has well defined limits. Here, the exact effects of the propagation of light in ... -
Measurement of flow vorticity with helical beams of light
Belmonte Molina, Aniceto; Rosales Guzmán, Carmelo; Torres, Juan P. (Optical Society of American (OSA), 2015-11-20)
Article
Accés obertIt is possible to devise an experiment in which the local vorticity of a flow can be estimated by probing the fluid with Laguerre–Gauss (LG) beams, i.e., optical beams that show an azimuthal phase variation that is the ... -
Measuring the translational and rotational velocities of particles in helical motion using structured light
Rosales Guzmán, Carmelo; Hermosa, Nathaniel; Belmonte Molina, Aniceto; Pérez Torres, Juan (2014-06-30)
Article
Accés obertWe measure the rotational and translational velocity components of particles moving in helical motion under a Laguerre-Gaussian mode illumination. The moving particle reflects light that acquires an additional frequency ... -
Numerical simulation of long path spherical wave propagation in three-dimensional random media
Fernández Rubio, Juan Antonio; Belmonte Molina, Aniceto; Comerón Tejero, Adolfo (1999-09)
Article
Accés restringit per política de l'editorialA new method to overcome some limitations in the simulation of the propagation of waves originating from a point source through a very long path in a turbulent medium is presented. Existing propagation simulation algorithms ... -
Numerical simulation of long-path spherical wave propagation in three-dimensional random media
Rubio Sancho d'Ávila, Juan Antonio; Belmonte Molina, Aniceto; Comerón Tejero, Adolfo (SPIE-INT SOCIETY OPTICAL ENGINEERING, 1999-09-30)
Article
Accés obertA new method to overcome some limitations in the simulation of the propagation of waves originating from a point source through a very long path in a turbulent medium is presented. Existing propagation simulation algorithms ... -
Optical Doppler shift with structured light
Belmonte Molina, Aniceto; Pérez Torres, Juan (2011-11-15)
Article
Accés obertWhen a light beam with a transverse spatially varying phase is considered for optical remote sensing, in addition to the usual longitudinal Doppler frequency shift of the returned signal induced by the motion of the scatter ... -
Optical metrology techniques harness structured light beams
Rosales Guzmán, Carmelo; Belmonte Molina, Aniceto; Pérez Torres, Juan (2017-03-08)
Article
Accés restringit per política de l'editorialThis approach holds promise for advancing laser remote sensing, fluid dynamics and profilometry. -
Optical metrology with structured light
Rosales Guzmán, Carmelo; Belmonte Molina, Aniceto; Pérez Torres, Juan (International Society for Photo-Optical Instrumentation Engineers (SPIE), 2016)
Text en actes de congrés
Accés restringit per política de l'editorialIn this work we will review some of the novel applications, recently proposed, where the use of structured light has played a crucial role. First, in the field of laser remote sensing, we discuss about a technique that ... -
Optimal modes for spatially multiplexed free-space communication in atmospheric turbulence
Belmonte Molina, Aniceto; Kahn, Joseph M. (2021-12-20)
Article
Accés obertIn near-field free-space optical (FSO) communication, spatial-mode multiplexing (SMM) increases transmission capacity by transmitting independent information streams in orthogonal modes. Propagation through atmospheric ... -
Optimal modes for spatially multiplexed free-space communications
Belmonte Molina, Aniceto; Kahn, Joseph M. (Institute of Electrical and Electronics Engineers (IEEE), 2022)
Text en actes de congrés
Accés restringit per política de l'editorialThere exist optimal modes for free-space spatial-mode multiplexing with minimum degradation, under a realistic assumption that a transmitter knows the statistics of propagated fields. Using these modes as transmit and ... -
Performance analysis of atmospheric field conjugation adaptive arrays
Belmonte Molina, Aniceto; Kahn, Joseph M. (Hamid Hemmati, 2011)
Text en actes de congrés
Accés obertSystem configurations based on single monolithic-apertures that are immune to atmospheric fluctuations are being developed. Main goal is the improvement of the performance achievable in coherent, free-space optical ... -
Performance analysis of satellite-to-ground downlink optical communications with spatial diversity over Gamma–Gamma atmospheric turbulence
Li, Kanging; Ma, Jing; Belmonte Molina, Aniceto; Tan, Liying; Yu, Siyuan (2015-12-08)
Article
Accés restringit per política de l'editorialThe performances of satellite-to-ground downlink optical communications over Gamma–Gamma distributed turbulence are studied for a multiple-aperture receiver system. Equal gain-combining (EGC) and selection-combining (SC) ... -
Performance of coherent lidar receivers using atmospheric compensation techniques
Belmonte Molina, Aniceto (Météo-France, 2009)
Text en actes de congrés
Accés obert -
Performance of synchronous or nonsynchronous receivers using atmospheric compensation techniques
Belmonte Molina, Aniceto; Joseph, M Kahn (The Optical Society of America, Washington, DC, 2008)
Text en actes de congrés
Accés obert -
Proof of concept for adaptive sequential optimization of free-space communication receivers
Carrizo, Carlos E.; Mata Calvo, Ramón; Belmonte Molina, Aniceto (Optical Society of American (OSA), 2019-07-05)
Article
Accés obertIn a downlink scenario, the performance of laser satellite communications is limited due to atmospheric turbu- lence, which causes fluctuations in the intensity and the phase of the received signal, leading to an increase ... -
Roadmap on structured light
Rubinsztein-Dunlop, Halina; Forbes, Andrew; Berry, M. V.; Rosales Guzmán, Carmelo; Belmonte Molina, Aniceto; Pérez Torres, Juan (Institute of Physics (IOP), 2017)
Article
Accés obertStructured light refers to the generation and application of custom light fields. As the tools and technology to create and detect structured light have evolved, steadily the applications have begun to emerge. This roadmap ... -
Satellite downlink coherent laser communications
Belmonte Molina, Aniceto; Kahn, J. M. (Springer, 2016-01-01)
Capítol de llibre
Accés restringit per política de l'editorial -
Self-homodyne detection of the light orbital angular momentum
Belmonte Molina, Aniceto; Pérez Torres, Juan (2012-07-15)
Article
Accés restringit per política de l'editorialA simple optical system for the self-homodyne detection of the orbital angular momentum (OAM) carried by optical beams is introduced. We propose two different schemes based on the use of optical hybrids, which could detect ...