Exploració per tema "Optical detectors"
Ara es mostren els items 21-40 de 79
-
Diseño, construcción y procesado de señal en receptor coherente para redes de fibra óptica
(Universitat Politècnica de Catalunya, 2018-05)
Treball Final de Grau
Accés obertDue to the technologies improvement, there has been a huge growth in the demand for bandwidth to support the numerous current and future digital services. In order to support this bandwidth increase, there has been a massive ... -
Effect of light and hydrostatic pressure on properties of optical oxygen sensors
(Universitat Politècnica de Catalunya / Technische Universität Graz, 2014)
Projecte/Treball Final de Carrera
Accés obertThe aim of this project was the testing of the stability of different sensor materials under harsh conditions. To attain this objective, two main courses of study have been followed. The first part of the thesis focuses ... -
Embroidered textile capacitive sensor for sucrose solutions measurement
(Institute of Electrical and Electronics Engineers (IEEE), 2020)
Comunicació de congrés
Accés restringit per política de l'editorialWith the trend of textile sensors, embroidered sensors for body fluids measurements are getting attention. In this paper, an embroidered textile sensor with a capacitive spiral structure is proposed and used to measure the ... -
Estudio de estructuras de cristal fotónico de silicio macroporoso para sensores de gas
(Universitat Politècnica de Catalunya, 2012-04-20)
Projecte/Treball Final de Carrera
Accés obert[ANGLÈS] The band structure of photonic crystals offers many possibilities for the manipulation of electromagnetic waves. In recent years, research has been primarily focused on possible applications that these crystals ... -
Estudio del rango de funcionamiento de un receptor óptico coherente con dsp respecto a variaciones de la polarización
(Universitat Politècnica de Catalunya, 2018-06)
Treball Final de Grau
Accés obertThe knowledge of the variations of the polaritzation of the transmitted signal in reception has become a main issue in optical fibre transmissions since the implementation of the coherent detection. Coherent detection needs ... -
Experimental characterization of off-the-shelf LEDs as photodetectors for waking up microcontrollers
(Institute of Electrical and Electronics Engineers (IEEE), 2019)
Text en actes de congrés
Accés restringit per política de l'editorialThe use of LEDs as photodetectors has been subject of study for a long time. However, LEDs manufacturers do not provide information about the response of LEDs to the light. It is essential for the designers of electronic ... -
Experimental characterization of polarized light backscattering in fog environments
(2023-11-01)
Article
Accés obertThis paper focuses on the experimental characterization of the polarization behavior of light backscattered through fog. A polarimetric orthogonal state contrast imager and an active, purely polarized white illuminator ... -
Experimental demonstration of SDN-enabled reconfigurable disaggregated data center infrastructure
(Institute of Electrical and Electronics Engineers (IEEE), 2021)
Text en actes de congrés
Accés restringit per política de l'editorialA 4-node prototype of SDN-controlled disaggregated data-center network is experimentally demonstrated based on the nanoseconds optical switch, enabling flexible hardware resource provisioning and dynamic resource reallocation. ... -
Experimental exploration of longitudinal modes in spherical shells at 220 GHz – 330 GHz: applications to corneal sensing
(Institute of Electrical and Electronics Engineers (IEEE), 2021)
Text en actes de congrés
Accés restringit per política de l'editorialSubmillimeter-wave and THz sensing of cornea leverage the layered tissue structure for assessments of corneal water content and thickness. The cornea is bounded by air on the anterior and an optically thick body of water ... -
E‐bio’s control system using kinect device
(Universitat Politècnica de Catalunya / Keio University, 2011)
Projecte/Treball Final de Carrera
Accés restringit per decisió de l'autorNowadays people in society are demanding an increase in the security and comfort of their homes and at the same time saving money and time. If we would like to achieve this aim, we have to improve our efficiency applying ... -
Fabricación de dispositivos fotónicos integrados
(Universitat Politècnica de Catalunya, 2017-10)
Treball Final de Grau
Accés obertThe project consists of the design and manufacture of photonic crystals based on macroporous silicon. By means of a lithography we can engrave a pattern on the substrate of the silicon wafers in which we will mark the place ... -
Fire detection and prediction with image processing on a UAV platform
(Universitat Politècnica de Catalunya, 2014-06)
Treball Final de Grau
Accés restringit per acord de confidencialitat -
First neutrino oscillation measurement in KM3NeT/ORCA
(arXiv, 2021)
Text en actes de congrés
Accés obertThe KM3NeT/ORCA is a next-generation neutrino detector currently under construction in the Mediterranean Sea. There are currently 6 Detection Units deployed, and in the past year the detector has been steadily taking data. ... -
Frequency-Modulated Optical Feedback Interferometry for Nanometric Scale Vibrometry
(2016-02-18)
Article
Accés obertWe demonstrate a novel method that makes an efficient use of laser nonlinear dynamics when subject to optical self-injection for subwavelength displacement sensing purposes. The proposed methodology combines two different ... -
Funció no lineal òptima per una fotodetecció Gaussiana
(Universitat Politècnica de Catalunya, 2008)
Projecte/Treball Final de Carrera
Accés obertEn els sistemes de comunicacions òptiques amb amplificació òptica, l’estadística de les mostres sorolloses rebudes no és Gaussiana estacionària a l’entrada de l’equalitzador. Aquest fet és degut a l’efecte de la llei ... -
Graphene plasmonic enhanced detectors for mid-infrared and terahertz range
(Universitat Politècnica de Catalunya, 2020-07-16)
Projecte Final de Màster Oficial
Accés restringit per acord de confidencialitat
Realitzat a/amb: Universitat Autònoma de Barcelona / Universitat de Barcelona -
High-performance power converter design for a domestic power flow management using NILM smart sensors
(Universitat Politècnica de Catalunya, 2020-07-09)
Projecte Final de Màster Oficial
Accés restringit per decisió de l'autorConventional energy meters provide very limited information about the electricity consumption. In order to generate more valuable data about energy consumption in electric networks, NonIntrusive Load Monitoring (NILM) is ... -
Highly Sensitive, Encapsulated MoS2 Photodetector with Gate Controllable Gain and Speed
(ACS, 2015-10-26)
Article
Accés restringit per política de l'editorialSemiconducting, two-dimensional molybdenum disulfide (MoS2) is considered a promising new material for highly sensitive photodetection, because of its atomically thin profile and favorable bandgap. However, reported ... -
InSb/InP core-shell colloidal quantum dots for sensitive and fast short-wave infrared photodetectors
(2024-02-02)
Article
Accés obertColloidal quantum dot (CQD) technology is considered the main contender toward a low-cost high-performance optoelectronic technology platform for applications in the short-wave infrared (SWIR) to enable 3D imaging, LIDAR ... -
Integration of a bio-inspired optical sensor on a mobile robot for indoor localization
(Universitat Politècnica de Catalunya, 2020-09-14)
Projecte Final de Màster Oficial
Accés obertIn the modern world, we have many ways to localize robots in space. The most known methods are based on GPS or triangulation, and the orientation sensors also give good results (Angle of Arrival : [Cin+ts] GPS/Bluetooth ...