Browsing by Subject "Data acquisition"

Now showing items 21-39 of 39

    • Implementación de un sistema IEEE 802.11 de monitorización y análisis de datos de usuarios móviles 

      González Trastoy, Alberto (Universitat Politècnica de Catalunya, 2015-06)
      Master thesis (pre-Bologna period)
      Restricted access - author's decision
      The IEEE 802.11 protocol is becoming one of the most used data transmission protocols in LAN networks. This is mainly due to the benefits it offers such as the simplicity of being wireless or the high bitrate transmission. ...

    • Le « Machine to Machine » : Innovations Technologiques et Nouvelles Perspectives Business 

      Colomar Roig, María (Universitat Politècnica de Catalunya, 2009-01-21)
      Master thesis (pre-Bologna period)
      Open Access
      Les services de conseil se caractérisent par un besoin permanent de repositionner leurs offres par rapport aux tendances du marché à l’émergence de nouvelles technologies. Ainsi, la mission principale de mon stage a ...

    • Low-cost technologies used in corrosion monitoring 

      Komary, Mahyad; Komarizadehasl, Seyedmilad; Tošić, Nikola; Segura Pérez, Ignacio; Lozano Galant, José Antonio; Turmo Coderque, José (Multidisciplinary Digital Publishing Institute (MDPI), 2023-02)
      Article
      Open Access
      Globally, corrosion is the costliest cause of the deterioration of metallic and concrete structures, leading to significant financial losses and unexpected loss of life. Therefore, corrosion monitoring is vital to the ...

    • Metadata-driven universal real-time ocean sound measurement architecture 

      Martínez Padró, Enoc; Garcia Benadí, Albert; Toma, Daniel; Delory, Eric; Gomáriz Castro, Spartacus; Río Fernandez, Joaquín del (Institute of Electrical and Electronics Engineers (IEEE), 2021-02-11)
      Article
      Open Access
      Underwater sound in the oceans has been significantly rising in the past decades due to an increase in human activities, adversely affecting the marine environment. In order to assess and limit the impact of underwater ...

    • New instrument concepts for ocean sensing: analysis of the PAU-radiometer 

      Camps Carmona, Adriano José; Bosch Lluís, Xavier; Ramos Pérez, Isaac; Marchán Hernández, Juan Fernando; Izquierdo Fernandez, Benjamin; Rodríguez Álvarez, Nereida (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2007-10-31)
      Article
      Open Access
      Sea surface salinity can be remotely measured by means of L-band microwave radiometry. However, the brightness temperature also depends on the sea surface temperature and on the sea state, which is probably today one of ...

    • On-line remaining useful life estimation of power connectors focused on predictive maintenance 

      Riba Ruiz, Jordi-Roger; Gómez Pau, Álvaro; Martínez Reyes, Jimmy Arturo; Moreno Eguilaz, Juan Manuel (Multidisciplinary Digital Publishing Institute (MDPI), 2021-05-27)
      Article
      Open Access
      Connections are critical elements in power systems, exhibiting higher failure probability. Power connectors are considered secondary simple devices in power systems despite their key role, since a failure in one such element ...

    • Online energy management systems for microgrids: experimental validation and assessment framework 

      Luna, Adriana; Meng, Lexuan; Díaz Aldana, Nelson; Graells Sobré, Moisès; Vasquez, Juan; Guerrero, Josep (2017-05-02)
      Article
      Open Access
      Microgrids are energy systems that can work independently from the main grid in a stable and self-sustainable way. They rely on energy management systems to schedule optimally the distributed energy resources. Conventionally, ...

    • Optical power model for low power laser diodes : Pspice modelling of optical power variation with temperature 

      Borràs, Ramon; Río Fernandez, Joaquín del; Ruiz, Ferran; Oriach, Carles; Juliachs, Jordi (Institute of Electrical and Electronics Engineers (IEEE), 2017)
      Conference report
      Restricted access - publisher's policy
      In this article a method for modelling optical power's variation with the temperature for low power laser diodes and its implementation in Pspice is proposed. Also the measurement method and used instrumentation setup for ...

    • Pedestrian detection in 3D point clouds using deep neural networks 

      Lorente Corominas, Oscar (Universitat Politècnica de Catalunya, 2020-06)
      Bachelor thesis
      Restricted access - confidentiality agreement
      Pedestrian detection algorithms have always revolved around RGB scene information, but relying solely on it can be dangerous in situations where conventional cameras don't capture reality properly. For this reason, in ...

    • Placa de desarrollo con microcontrolador, lógica programable, comunicaciones y conversión AD/DA 

      Cáceres Calvente, Rafael (Universitat Politècnica de Catalunya, 2017-05)
      Master thesis (pre-Bologna period)
      Restricted access - author's decision
      The aim of the project is the design, assembly and testing of a high-speed data acquisition system for measuring ultrasonic signals in range of 5 MHz, which meets the needs of the Sensor Systems Group (GSS). In addition, ...

    • Portable low-power system for continuous monitorization of the cardiovascular system 

      Mansergas Fernández, Ivan (Universitat Politècnica de Catalunya, 2021-07-08)
      Bachelor thesis
      Open Access
      In the last year, the appearance of a global pandemic due to the COVID-19 virus evidenced one problem: the medical system is not prepared to treat a lot of people at the same time, as all the clinical environments collapsed ...

    • Programmable-System-on-Chip-based data acquisition system for educational purposes 

      Manzano Rubio, Fernando (Universitat Politècnica de Catalunya, 2012-05-02)
      Master thesis
      Open Access
      The project aims to implement a PSoC DVK based DAS system learning resource. The idea is to provide a way to develop signal acquiring basic knowledge, as well as a tool to implement simple measures. In order to do it, ...

    • Resolution improvement of low-cost MEMS accelerometer by aligning simulations sensors 

      Komarizadehasl, Seyedmilad; Lozano Galant, Fidel; Komary, Mahyad; Lozano Galant, José Antonio; Turmo Coderque, José (International Association for Bridge and Structural Engineers (IABSE), 2022)
      Conference report
      Restricted access - publisher's policy
      Nowadays, accelerometers are being used in various civil engineering applications. Their versatility made them desirable in many Structural Health Monitoring (SHM) application. A significant issue with their use is the ...

    • Smart city tool 

      Obiols Serra, Antoni (Universitat Politècnica de Catalunya, 2015-02-16)
      Bachelor thesis
      Open Access
      Covenantee:   Austrian Institute of Technology
      [ANGLÈS] AIT is working in a project called CITYOPT and financed by the European Union, to improve sustainability by enabling more energy-efficient built environments. CITYOPT will be evaluated in 3 real-world cases in ...

    • Statistic study of a competitive e-sport environment 

      Massafret Magem, Andreu (Universitat Politècnica de Catalunya, 2019-05)
      Bachelor thesis
      Open Access
      La escena de los deportes electrónicos ha estado en funcionamiento durante casi dos décadas ya; Comenzó con pequeños eventos organizados por pequeños grupos de gente principalmente en Europa Y Estados Unidos pero no ha ...

    • Subsurface resistivity measurements using square waveforms 

      Gasulla Forner, Manuel; Jordana Barnils, José; Pallàs-Areny, Ramon; Torrents Dolz, Josep M. (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 1998-02-28)
      Article
      Open Access
      This work analyzes the effect of inductive and capacitive coupling between the injecting circuit and the detecting circuit in resistive field surveys. Theoretical and experimental results demonstrate that if a square ...

    • The autonomous acoustic buoy 

      Pellicer Aliaga, Francisco; Reitsma, Robert; Agüera Illescas, Joaquín; Marinas, Alexandra (Universitat Politècnica de Catalunya, 2013-06)
      Bachelor thesis
      Restricted access - author's decision
      The Acoustic Buoy is a project between the Laboratory of Applied Bioacoustics (LAB) and the Universitat Politècnica de Catalunya (UPC). In areas that the human activities produce high noise levels, such as oil exploration ...

    • The floating capacitor as a differential building block 

      Gasulla Forner, Manuel; Jordana Barnils, José; Pallàs-Areny, Ramon; Torrents Dolz, Josep M. (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 1998-02-28)
      Article
      Open Access
      This paper analyzes the advantages and limitations of using the floating- (or flying-) capacitor technique as a building block with differential input and either differential or single-ended output to implement voltage ...

    • Volume cardiac SPECT image registration 

      Murillo, Santiago; Navazo Álvaro, Isabel; Vinacua Pla, Álvaro (2006)
      Conference report
      Open Access
      The registration of cardiac images is relevant for the diagnosis of cardiac pathologies. In the case of SPECT (Single Photon Emission Computer Tomography) datasets, this is difficult because of the low resolution of the ...