Now showing items 1-20 of 47

    • A plasmonic accuracy biosensor using a single laser diode 

      Bañares Palacios, Paula (Universitat Politècnica de Catalunya, 2016-09-07)
      Master thesis
      Open Access
      A theoretical model was implemented to obtain the total specular reflection of a variable external multicavity for out of normal incidence and different polarisations. The model was theoretically and experimentally validated ...
    • Adaptive self-mixing interferometry for metrology applications 

      Atashkhooei, Reza (Universitat Politècnica de Catalunya, 2013-11-04)
      Doctoral thesis
      Open Access
      Among the laser based techniques proposed for metrology applications, classical interferometers offer the highest precision measurements. However, the cost of some of the elements involved and the number of optical components ...
    • Advanced 3D perception based on 2D projection and sensor fusion for autonomous vehicles 

      Guerrero Casado, Quim (Universitat Politècnica de Catalunya, 2023-08)
      Master thesis
      Open Access
      Deep learning (DL) has experienced rapid growth in recent years due to its universal learning approach, robustness, generalization, and scalability. Furthermore, the field of autonomous driving cars (ADC) is continuously ...
    • Agenda estratégica de investigación e innovación de la fotónica en España 

      Royo Royo, Santiago (Fotonica21, 2022-11-30)
      Book
      Open Access
      La Agenda Estratégica de Innovación es una de las herramientas clave de que dispone la comunidad relacionada con la Fotónica de dar a conocer sus necesidades y actividades. Indica cuáles son las prioridades que la industria ...
    • Automatic pattern detection on images for multiple-sensor calibration 

      Torras Estruch, Joan (Universitat Politècnica de Catalunya, 2021-09-10)
      Master thesis
      Restricted access - author's decision
      Covenantee:   Institut de Ciències Fotòniques (ICFO) / Universitat de Barcelona / Universitat Autònoma de Barcelona
      Sensor calibration can be done by identifying known points of interest of a calibration pattern into the intensity images captured with the sensor. If the same exact points are identified using multiple sensors, then ...
    • Camera alignment system for passive safety crash tests 

      Mensa Vendrell, Genís (Universitat Politècnica de Catalunya, 2016-07-19)
      Master thesis
      Restricted access - author's decision
      The use of digital high-speed cameras to acquire relevant information is a standard for all the laboratories and facilities working on passive safety crash tests. The recorded information from the cameras is used to develop ...
    • Characterization of a push-pull membrane mirror for an astronomical adaptive-optics system 

      Barrera Verdejo, María (Universitat Politècnica de Catalunya, 2012-09-10)
      Master thesis
      Open Access
      [ANGLÈS] Oaxaca Project has the aim to provide the San Pedro Mártir telescope of Adaptive Optics images. Among the elements used in the setup for such aim, there is a Push-Pull deformable membrane mirror. Its introduction ...
    • Continuous wave frequency modulated optical feedback (CWFM-OF) : theory and applications 

      Jha, Ajit (Universitat Politècnica de Catalunya, 2016-11-25)
      Doctoral thesis
      Open Access
      Covenantee:   Karlsruher Institut für Technologie
      Diese Arbeit soll einen Beitrag leisten zur Entwicklung neuer Sensorstrategien, basierend auf Phänomenen der optischer Rückkopplung, in Kombination mit die Intensitätsmodulation des Lasers. Optische Rückkopplung, ein ...
    • Data fusion of lidar and RGB cameras 

      García Gómez, Pablo (Universitat Politècnica de Catalunya, 2018-07-19)
      Master thesis
      Restricted access - confidentiality agreement
      Light Detection and Ranging - LiDAR or LIDAR - has traditionally been used for making high-resolution maps in a huge variety of geological applications due to its 2D and 3D point cloud mappings. Additionally, it has recently ...
    • Desenvolupament i implementació d'una eina d'anotació multimodal 

      Subirana Pérez, Adrià (Universitat Politècnica de Catalunya, 2022-07-14)
      Bachelor thesis
      Restricted access - confidentiality agreement
      Hi ha un consens generalitzat en veure el vehicle autònom com el futur de l'automoció, el qual està mobilitzant grans inversions a tot el món. Aquest vehicle autònom necessitarà múltiples tipus de sensors per orientar-se ...
    • Design and construction of a photoacoustic imaging setup 

      Rodrigo Arcay, Noel (Universitat Politècnica de Catalunya, 2016-09-07)
      Master thesis
      Open Access
      Photoacoustic Microscopy (PAM) is a novel imaging technique that is commonly used with samples composed by soft tissue and that can provide penetration beyond the optical diffusion limit while maintaining high resolution. ...
    • Design and construction of a snapshot full-Stokes polarimetric camera : seeing through fog 

      Peña Gutiérrez, Sara (Universitat Politècnica de Catalunya, 2023-02-24)
      Doctoral thesis
      Open Access
      (English) Polarization is one of the properties of light and it is often put aside. Human beings receive light beams and process only the intensity and wavelength information. Our optical system lacks the capability of ...
    • Design and construction of an operative tabletop lidar imager 

      Jordán Parra, Javier (Universitat Politècnica de Catalunya, 2019-09-09)
      Master thesis
      Restricted access - confidentiality agreement
    • Design of a portable observatory control system 

      Suc, Vincent (Universitat Politècnica de Catalunya, 2018-11-07)
      Doctoral thesis
      Open Access
      In this thesis, we synthesize the development of a new concept of operation of small robotic telescopes operated over the Internet. Our design includes a set of improvements in control algorithmic and hardware of several ...
    • Detection of road markings from LIDAR data 

      Pérez Moré, Xavier (Universitat Politècnica de Catalunya, 2022-08-30)
      Master thesis
      Open Access
      Covenantee:   Karlsruher Institut für Technologie
      It is not rare to find LIDAR technology (Light Detection and Ranging) in the sensor setup of an autonomous car, since it can offer many features and compensate lackings of cameras. Since LIDAR sensors measure reflectivity, ...
    • Developing a laser-based biosensor with plasmonic accuracy 

      Vidakis, Athanasios (Universitat Politècnica de Catalunya, 2015-07-08)
      Bachelor thesis
      Open Access
      This work evaluates a newly developed laser-based sensor which detects small changes of the refractive index. Currently, the state of the art in high-accuracy refractive index sensing is plasmonic biosensors (SPR). However, ...
    • Development of a mechanical system for the calibration of 2D and 3D image fusion cameras 

      Donadiós Garriga, Marc (Universitat Politècnica de Catalunya, 2021-02-05)
      Master thesis
      Restricted access - confidentiality agreement
    • Development of a multihit LADAR imaging camera system: Modelling time of flight under diffusion conditions 

      Far Ruiz, Marc (Universitat Politècnica de Catalunya, 2016-06)
      Bachelor thesis
      Open Access
      El Tiempo de vuelo (ToF o Lidar, o Ladar) es una técnica muy común para obtener imágenes en 3D, dando información sobre el tiempo del pulso y su energía. Sin embargo, en medios turbios, tales como el océano o con la presencia ...
    • Development of a new spectral imaging system for the diagnosis of skin cancer 

      Delpueyo Español, Xana (Universitat Politècnica de Catalunya, 2017-11-06)
      Doctoral thesis
      Open Access
      The incidence of skin cancer in Europe, US and Australia has been rising rapidly. Skin cancer accounts for one in three cancers worldwide and a person has 1:25 chance to develop a melanoma, the most aggressive form. Visual ...
    • Double Optical Feedback Interferomety for biomedical applications 

      Arasanz Tena, Andrés (Universitat Politècnica de Catalunya, 2013-07-19)
      Master thesis
      Open Access
      [ANGLÈS] Optical Feedback Interferometry (OFI) and Double Optical Feedback interferometry (DOFI) are studied as non-invasive techniques for biomedical measurements. Due to its compactness and cost-effectiveness, both sensors ...