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IEEE Latin America Transactions(2)
Proceedings of SPIE - The International Society for Optical Engineering(2)
AO4ELT 2019 - Proceedings 6th Adaptive Optics for Extremely Large Telescopes(1)
Applied Optics(1)
IEEE CHILEAN Conference on Electrical, Electronics Engineering, Information and Communication Technologies, CHILECON 2019(1)
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scopus(9)
Disturbance modelling for minimum variance control in adaptive optics systems using wavefront sensor sampled-data
ArticleAbstract: Modern large telescopes are built based on the effectiveness of adaptive optics systems in mitigatinPalabras claves:Adaptive optics, disturbances, identification, Minimum variance controller, modelling, Wavefront sensor, Whittle’s likelihoodAutores:Carvajal R., Coronel M., Escarate P., Juan C. AgüeroFuentes:scopusOn maximum likelihood estimation of continuous-time oscillators modelled as continuous-time autoregressive system
ArticleAbstract: In this paper, we address the problem of identifying a continuous-time oscillator. We use a continuoPalabras claves:Adaptive optics, continuous-time model, Maximum likelihood, Oscillators identification, VibrationsAutores:Carvajal R., Coronel M., Escarate P., González K., Juan C. AgüeroFuentes:scopusIdentification and control of an experimental Adaptive Optics setup
Conference ObjectAbstract: Adaptive optics have become the standard technique to compensate disturbances for ground based astroPalabras claves:Adaptive optics, control, system identificationAutores:Carvajal R., Escarate P., Juan C. Agüero, Langedijk C., Soto-Munoz N.Fuentes:scopusIdentification and model pbkp_redictive control of an experimental adaptive optics setup utilizing Kautz basis functions
Conference ObjectAbstract: In this paper, we develop an identification technique based on continuous-time Kautz basis functionsPalabras claves:Autores:Carvajal R., Coronel M., Escarate P., Juan C. Agüero, Soto-Munoz N.Fuentes:scopusMinimum variance control for mitigation of vibrations in adaptive optics systems
ArticleAbstract: In this paper, we address the design of a minimum variance controller (MVC) for the mitigation of viPalabras claves:Autores:Carvajal R., Close L., Escarate P., Juan C. Agüero, Males J., Morzinski K.Fuentes:scopusModel pbkp_redictive control for laser beam shaping
ArticleAbstract: Adaptive Optics (AO) is a technique used to mitigate the effect of the atmosphere in the resolutionPalabras claves:Adaptive optics, Laser Shaping, Model Pbkp_redictive Control, Optimal ControlAutores:Escarate P., Juan C. Agüero, Marchioni J., Zúñiga S.Fuentes:scopusLinear quadratic regulator for laser beam shaping
ArticleAbstract: The performance of an adaptive optics system depends on multiple factors, including the quality of tPalabras claves:Adaptive optics, Laser beam shaping, Linear quadratic regulator, Optimal ControlAutores:Castro M., Escarate P., Garcés J., Juan C. Agüero, Zúñiga S.Fuentes:scopusVibration model identification using the maximum likelihood method
Conference ObjectAbstract: Vibration effects acting in the science light path reduce the performance of the adaptive optics sysPalabras claves:Adaptive optics, Continuous-time oscillator, identification, Maximum likelihood, VibrationsAutores:Carvajal R., Coronel M., Escarate P., González K., Juan C. AgüeroFuentes:scopusVibrations modelling at LBTO utilizing telemetry data
Conference ObjectAbstract: It is widely accepted that the non-turbulent perturbations in modern telescopes arise from the instrPalabras claves:Active or adaptive optics, vibration analysisAutores:Carvajal R., Christou J.C., Coronel M., Escarate P., Hill J.M., Juan C. Agüero, Rahmer G.Fuentes:scopus