Listar Dpto. Ingeniería Eléctrica y Electrónica - Ingeniaritza Elektriko eta Elektronikoa Saila por autor UPNA "Leandro González, Daniel"

Mostrando ítems 1-15 de 15

    • All-PM fiber loop mirror interferometer analysis and simultaneous measurement of temperature and mechanical vibration 

      Leandro González, Daniel Upna Orcid; López-Amo Sáinz, Manuel Upna Orcid (IEEE, 2018)   Artículo / Artikulua  OpenAccess
      In this work, a new all-polarization maintaining (PM) fiber loop mirror interferometer is proposed and validated as temperature and mechanical vibration sensor. The scheme employs the arms of a PM coupler as communication ...

    • High resolution polarization-independent highbirefringence fiber loop mirror sensor 

      Leandro González, Daniel Upna Orcid; Bravo Acha, Mikel Upna Orcid; López-Amo Sáinz, Manuel Upna Orcid (Optical Society of America, 2015)   Artículo / Artikulua  OpenAccess
      In this work, two all polarization-maintaining (PM) highbirefringence (Hi-Bi) fiber loop mirrors (FLM) which are immune to external polarization perturbations are validated both theoretically and experimentally. Simplified ...

    • High-resolution transversal load sensor using a random distributed feedback fiber laser 

      Miguel Soto, Verónica de Upna Orcid; Leandro González, Daniel Upna Orcid; López-Amo Sáinz, Manuel Upna Orcid (SPIE, 2016)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      In this work, a new application of random distributed feedback lasers to fiber optic sensing has been presented. The particular properties of these lasers, such as the lack of longitudinal modes and high stability, have ...

    • Interferometric vs wavelength selective optical fiber sensors for cryogenic temperature measurements 

      Miguel Soto, Verónica de Upna Orcid; Leandro González, Daniel Upna Orcid; López Aldaba, Aitor Upna; Beato López, Juan Jesús Upna Orcid; Pérez de Landazábal Berganzo, José Ignacio Upna Orcid; Auguste, Jean-Louis; Jamier, Raphael; Roy, Philippe; López-Amo Sáinz, Manuel Upna Orcid (SPIE, 2017)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      In this work, a preliminary study of the behavior of two different interferometric fiber optic sensors and two different wavelength selective fiber optic sensors is performed. A photonic cristal fiber Fabry-Pérot interferometer, ...

    • L-band multiwavelength single-longitudinal mode fiber laser for sensing applications 

      Pérez Herrera, Rosa Ana Upna Orcid; Ullán Nieto, Ángel; Leandro González, Daniel Upna Orcid; Fernández Vallejo, Montserrat Upna; Quintela, M. A.; Loayssa Lara, Alayn Upna Orcid; López Higuera, José Miguel; López-Amo Sáinz, Manuel Upna Orcid (IEEE / OSA, 2012)   Artículo / Artikulua  OpenAccess
      In this work, a novel single-longitudinal-mode (SLM) four-wavelength laser configuration for sensing applications in the L-band is proposed and experimentally demonstrated. The sensor system presented here is based on ring ...

    • Narrow-linewidth multi-wavelength random distributed feedback laser 

      Leandro González, Daniel Upna Orcid; Rota Rodrigo, Sergio Upna; Ardanaz, Diego; López-Amo Sáinz, Manuel Upna Orcid (IEEE / OSA, 2015)   Artículo / Artikulua  OpenAccess
      In this work, narrow-band emission lines are generated by means of two random distributed feedback fiber laser schemes. Spectral line-widths as narrow as 3.2 pm have been measured, which significantly improves previous ...

    • Random DFB fiber laser for remote (200 km) sensor monitoring using hybrid WDM/TDM 

      Leandro González, Daniel Upna Orcid; Miguel Soto, Verónica de Upna Orcid; Pérez Herrera, Rosa Ana Upna Orcid; Bravo Acha, Mikel Upna Orcid; López-Amo Sáinz, Manuel Upna Orcid (IEEE, 2016)   Artículo / Artikulua  OpenAccess
      In this paper, a random distributed feedback fiber laser is proposed as a multiplexing scheme for ultralong range measurements (up to 200 km). Optical fiber sensors are time and wavelength multiplexed overcoming one of the ...

    • Random fiber lasers: application to fiber optic sensors networks 

      López-Amo Sáinz, Manuel Upna Orcid; Leandro González, Daniel Upna Orcid; Miguel Soto, Verónica de Upna Orcid; Bravo Acha, Mikel Upna Orcid; Fernández Vallejo, Montserrat Upna; Pérez Herrera, Rosa Ana Upna Orcid (IEEE, 2017)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      Recently, random mirrors have been proposed as a method to create fiber laser cavities. This kind of cavity is based on cooperative Rayleigh scattering, which is generated along a fiber due to the material inhomogeneities ...

    • Real-time FFT analysis for interferometric sensors multiplexing 

      Leandro González, Daniel Upna Orcid; Bravo Acha, Mikel Upna Orcid; Ortigosa Cayetano, Amaia; López-Amo Sáinz, Manuel Upna Orcid (IEEE / OSA, 2015)   Artículo / Artikulua  OpenAccess
      In this paper, a theoretical and experimental study of two interferometric sensor multiplexing schemes has been carried out by means of the fast Fourier transform (FFT) analysis. This work addresses one of the main drawbacks ...

    • Simultaneous measurement of strain and temperature using a single emission line 

      Leandro González, Daniel Upna Orcid; Ams, Martin; López-Amo Sáinz, Manuel Upna Orcid; Sun, Tong; Grattan, Kenneth T. V. (IEEE / OSA, 2015)   Artículo / Artikulua  OpenAccess
      In this work, we present and demonstrate a novel sensor system for simultaneous measurement of strain and temperature through a unique combination of a long period grating (LPG) and a fiber laser based on a fiber Bragg ...

    • Simultaneous temperature and vibration monitoring using an all-PM fiber loop mirror interferometer 

      Leandro González, Daniel Upna Orcid; López-Amo Sáinz, Manuel Upna Orcid (SPIE, 2017)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      In this work, an all-polarization maintaining fiber loop mirror interferometer is presented and validated as vibration and temperature sensor without crosstalk between measurands. The system is entirely built using ...

    • Stable multi-wavelength erbium fiber ring laser with optical feedback for remote sensing 

      Díaz Lucas, Silvia Upna Orcid; Leandro González, Daniel Upna Orcid; López-Amo Sáinz, Manuel Upna Orcid (IEEE / OSA, 2015)   Artículo / Artikulua  OpenAccess
      In this work, we demonstrate a stable fiber sensing system for remote temperature measurements, where the sensing element is an array of four fiber Bragg gratings (FBGs) and sensor interrogation is achieved with a ...

    • Study of optical fiber sensors for cryogenic temperature measurements 

      Miguel Soto, Verónica de Upna Orcid; Leandro González, Daniel Upna Orcid; López Aldaba, Aitor Upna; Beato López, Juan Jesús Upna Orcid; Pérez de Landazábal Berganzo, José Ignacio Upna Orcid; Auguste, Jean-Louis; Jamier, Raphael; Roy, Philippe; López-Amo Sáinz, Manuel Upna Orcid (MDPI, 2017)   Artículo / Artikulua  OpenAccess
      In this work, the performance of five different fiber optic sensors at cryogenic temperatures has been analyzed. A photonic crystal fiber Fabry-Pérot interferometer, two Sagnac interferometers, a commercial fiber Bragg ...

    • Tunable SESAM-based mode-locked soliton fiber laser in linear cavity by axial-strain applied to a FBG 

      Aporta, I.; Leandro González, Daniel Upna Orcid; Quintela, M. A.; Pérez Herrera, Rosa Ana Upna Orcid; López-Amo Sáinz, Manuel Upna Orcid; López Higuera, José Miguel (IEEE, 2017)   Artículo / Artikulua  OpenAccess
      A self-started stable tunable mode-locked (ML) soliton fiber laser in a linear cavity structure composed by commercial passive elements is presented in this paper. It is based on the combination of an Erbium doped fiber ...

    • Ultra-long (290 km) remote interrogation sensor network based on a random distributed feedback fiber laser 

      Miguel Soto, Verónica de Upna Orcid; Leandro González, Daniel Upna Orcid; López-Amo Sáinz, Manuel Upna Orcid (Optical Society of America, 2018)   Artículo / Artikulua  OpenAccess
      In this work, an interferometric sensor has been interrogated 290 km away from the monitoring station, reaching the longest distance in fiber optic sensing up to date. This has been attained by employing a double-pumped ...
      El Repositorio ha recibido la ayuda de la Fundación Española para la Ciencia y la Tecnología para la realización de actividades en el ámbito del fomento de la investigación científica de excelencia, en la Línea 2. Repositorios institucionales (convocatoria 2020-2021).
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