Now showing items 1-13 of 13

    • Afinador d'instrument musical realitzat en Matlab 

      Prats Gallego, Albert (Universitat Politècnica de Catalunya, 2007-02)
      Master thesis (pre-Bologna period)
      Restricted access - author's decision
      Aquest projecte consisteix en el disseny d’un afinador d’instrument musical amb la característica d’indicar al music si una nota està afinada o s’ha d’ajustar. De fet, l’afinador d’instrument musical està preparat per ...
    • Afinador musical sobre dispositiu mòbil Android 

      Torramilans Peidro, Marc (Universitat Politècnica de Catalunya, 2010)
      Master thesis (pre-Bologna period)
      Open Access
    • Diseño y desarrollo de un afinador automático de guitarra 

      Ruda Gazcón-Araoz, Diego (Universitat Politècnica de Catalunya, 2019-02-07)
      Bachelor thesis
      Restricted access - author's decision
      [CASTELLÀ] Este proyecto consiste en el diseño y desarrollo de un afinador de guitarra, el cual será capaz de adquirir la vibración de las cuerdas de una guitarra, con el fin de identificar si estas se encuentran afinadas ...
    • Exploring the voltage divider approach for accurate memristor state tuning 

      Vourkas, Ioannis; Gomez, Jorge; Abusleme, Angel; Vasileiadis, Nikolaos; Sirakoulis, Georgios; Rubio Sola, Jose Antonio (Institute of Electrical and Electronics Engineers (IEEE), 2017)
      Conference report
      Restricted access - publisher's policy
      The maximum exploitation of the favorable properties and the analog nature of memristor technology in future nonvolatile resistive memories, requires accurate multilevel programming. In this direction, we explore the voltage ...
    • Guided to leaky mode transition in uniaxial optical slab waveguides 

      Torner Sabata, Lluís; Recolons Martos, Jaume; Pérez Torres, Juan (1993-10)
      Article
      Open Access
      The guided-to-leaky hybrid mode transition in slab optical waveguides made on uniaxial crystals such as LiNbO/sub 3/, or LiTaO/sub 3/, is analyzed. Two different guided-to-leaky transitions have been identified, namely the ...
    • Guided-to-leaky mode transition in uniaxial optical slab waveguides 

      Torner Sabata, Lluís; Recolons Martos, Jaume; Pérez Torres, Juan (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 1993-10-01)
      Article
      Open Access
      The guided-to-leaky hybrid mode transition in slab optical waveguides made on uniaxial crystals such as LiNbO3, or LiTaO 3, is analyzed. Two different guided-to-leaky transitions have been identified, namely the ordinary ...
    • Mechanical tuning of substrate integrated waveguide filters 

      Mira, Fermin; Mateu Mateu, Jordi; Collado Gómez, Juan Carlos (IEEE Microwave Theory and Techniques Society, 2015-12-01)
      Article
      Open Access
      This paper presents a novel approach for tuning substrate integrated waveguide resonators, realized by placing an additional metallized via-hole on the waveguide cavity. The approach presented here can be applied as a ...
    • Mechanical tuning of substrate integrated waveguide resonators 

      Mira, Fermín; Mateu, Joan; Collado Gómez, Juan Carlos (2012)
      Article
      Restricted access - publisher's policy
      This letter presents a novel approach for providing substrate-integrated waveguide tunable resonators by means of placing an additional metalized via-hole on the waveguide cavity. The via-hole contains an open-loop slot ...
    • Optimal tuning of the control parameters of an inverter-based microgrid using the methodology of design of experiments 

      Miret Tomàs, Jaume; Balestrassi, Pedro Paulo; Camacho Santiago, Antonio; Guzmán Solà, Ramon; Castilla Fernández, Miguel (2020-10-01)
      Article
      Open Access
      The design of the control system in an inverter-based microgrid is a challenging problem due to the large number of parameters involved. Different optimisation methods based on obtaining an approximated mathematical model ...
    • Programmable metasurfaces: state of the art and prospects 

      Liu, Fu; Pitilakis, Alexandros; Mirmoosa, Mohammad Sajjad; Tsilipakos, Odysseas; Wang, Xuchen; Tasolamprou, Anna; Abadal Cavallé, Sergi; Cabellos Aparicio, Alberto; Alarcón Cot, Eduardo José; Liaskos, Christos; Kantartzis, Nikolaos V.; Kafesaki, Maria; Economou, Eleftherios; Soukoulis, Costas; Tretyakov, Sergei (Institute of Electrical and Electronics Engineers (IEEE), 2018)
      Conference report
      Open Access
      Metasurfaces, ultrathin and planar electromagnetic devices with sub-wavelength unit cells, have recently attracted enormous attention for their powerful control over electromagnetic waves, from microwave to visible range. ...
    • The role of the internal energy in MMCs operating in grid-forming mode 

      Sánchez Sánchez, Enric; Prieto Araujo, Eduardo; Gomis Bellmunt, Oriol (Institute of Electrical and Electronics Engineers (IEEE), 2020-06)
      Article
      Open Access
      With an increasing number of renewable energy resources being integrated into the power system through power electronics, conventional power plants based on large synchronous machines tend to be reduced in the upcoming ...
    • Tuning of operators in memetic algorithms for independent batch scheduling in computational grids 

      Xhafa Xhafa, Fatos; Duran, B.; Barolli, Leonard; Kolici, Vladi; Miho, Rozeta; Takizawa, Makoto (2012)
      Conference report
      Restricted access - publisher's policy
      Efficient scheduling of jobs to resources is a core service of Computational Grids (CGs). Due to the large scale, the dynamic nature and the highly heterogeneous tasks and resources, scheduling is a challenging problem in ...
    • Tuning struggle strategy in genetic algorithms for scheduling in computational grids 

      Xhafa Xhafa, Fatos; Duran, Bernat; Abraham, Ajith; Dahal, Keshav P. (2008-10)
      Article
      Open Access
      Job Scheduling on Computational Grids is gaining importance due to the need for efficient large-scale Grid-enabled applications. Among different optimization techniques addressed for the problem, Genetic Algorithm (GA) is ...