Exploració per tema "Transistors"

Ara es mostren els items 21-40 de 72

    • Copper phthalocyanine thin filma transistors with polymeric gate dielectric 

      Puigdollers i González, Joaquim; Voz Sánchez, Cristóbal; Fonrodona, Marta; Cheylan, Stephanie; Stella, M; Andreu Batallé, Jordi; Vetter, Michael; Alcubilla González, Ramón (2006-06)
      Article
      Accés restringit per política de l'editorial
      Copper phthalocyanine (CuPc) thin-film transistors have been fabricated using polymethyl methacrylate (PMMA) as gate dielectric. A bottom gate, staggered structure was selected to study the device performance. CuPc thin-films ...

    • Correcció de variabilitat i aging mitjançant un sensor de temperatura heterodí 

      Bosch Matas, Martí (Universitat Politècnica de Catalunya, 2021-01)
      Treball Final de Grau
      Accés obert
      The reduction in transistors channel length and the increase of the frequency at which they work has allowed an exponential improvement of the capabilities of integrated circuits. However, this increase in performance has ...

    • Density-of-states in pentacene from the electrical characteristics of thin-film transistors 

      Puigdollers i González, Joaquim; Marsal Vinade, Albert; Cheylan, Stephaie; Voz Sánchez, Cristóbal; Alcubilla González, Ramón (2010-08)
      Article
      Accés restringit per política de l'editorial
      In this work the density-of-states in the gap of pentacene is calculated from the electrical characteristics of thin-film transistors measured at different temperatures. The density-of-states after a thermal annealing in ...

    • Desarrollo de subsistemas para la medida de parámetros de ruido 

      Jover, M.; Planas, P. J.; Pradell i Cara, Lluís (1990)
      Text en actes de congrés
      Accés obert

    • Design and implementation of a power transistor temperature measurement circuit for a multilevel active-clamped power converter 

      Guolo, Federico (Universitat Politècnica de Catalunya, 2017-09-13)
      Treball Final de Grau
      Accés obert
      Semiconductor power switches are largely considered the most fragile components in power electronic converters. In order to increase the reliability of power devices, it is important to avoid high junction temperatures and ...

    • Diseño de drivers para dispositivos SiC de potencia 

      López Carbonell, Pau (Universitat Politècnica de Catalunya, 2015-05)
      Treball Final de Grau
      Accés obert
      [ANGLÈS] Electronic devices based in Silicon Carbide are in constant research and growth in the last years. With other Wide Band Gap (WBD) technologies like gallium nitride (GaN as ultraviolet LEDs) and aluminium nitride ...

    • Disseny d'una llibreria de blocs digitals integrats VLSI CMOS 

      Morales Olivencia, Ariadna (Universitat Politècnica de Catalunya, 2021-05-21)
      Treball Final de Grau
      Accés obert
      El present treball consisteix en la realització d’una llibreria que contindrà l'esquema a nivell de transistors i el layout d’un conjunt de circuits digitals CMOS VLSI de complexitat mitjana habitualment utilitzats en ...

    • Disseny i implementació d'una font d'alimentació commutada per màquines de tatuar amb topologia flyback i bateries de liti 

      Pulido Martín, Eugeni (Universitat Politècnica de Catalunya, 2016)
      Projecte/Treball Final de Carrera
      Accés obert
      Within this Final Degree Project ,a SMPS flyback power supply feeded with lithium batteries will carry out. Moreover , the Power supply will be build using a Demonstration Circuit board supplied by Linear Technologies , ...

    • Efficiency comparison between SiC- and Si-based active neutral-point clamped converters 

      Nicolás Apruzzese, Joan; Maset, Enrique; Busquets Monge, Sergio; Esteve, Vicente; Bordonau Farrerons, José; Calle Prado, Alejandro; Jordán, José (2015)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      This paper presents an efficiency comparison between silicon-carbide technology and silicon technology. In order to achieve this, the efficiency of an active neutral-point clamped converter built up with silicon carbide ...

    • Electrical characterization of pentacene thin-film transistors with polymeric gate dielectric 

      Puigdollers i González, Joaquim; Voz Sánchez, Cristóbal; Martín García, Isidro; Vetter, Michael; Orpella García, Alberto; Alcubilla González, Ramón (2004-11)
      Article
      Accés restringit per política de l'editorial
      Pentacene thin films obtained by thermal evaporation at room temperature have been incorporated as the active layer in bottom-gate thin-film transistors (TFTs). The dielectric was spin-cast polymethyl methacrylate (PMMA) ...

    • Estudio de accesorios wearable, sus capacidades y la comunicación con un smartphone 

      Chavez Blas, Guillermo Alejandro (Universitat Politècnica de Catalunya, 2015-05-28)
      Treball Final de Grau
      Accés restringit per decisió de l'autor
      [ANGLÈS] This TFG contains information related to the research in new technologies, specifically, the study of a smartwatch, highlighting its capabilities and functionalities. Nowadays, there are several smartwatches in ...

    • Estudio del diseño de un circuito driver para inversor basado en SiC aplicado a cocinas de inducción 

      Bermeo Maldonado, Alexander Vinicio (Universitat Politècnica de Catalunya, 2019-06)
      Projecte Final de Màster Oficial
      Accés obert
      En el presente trabajo se ha planteado el diseño e implementación de un circuito driver para cocina de inducción, que sea capaz de controlar la conmutación de un MOSFET SiC de banda ancha, que reduzca al mínimo posible los ...

    • Estudio eléctrico y térmico en transistores IGBT en paralelo con control de reparto de corriente 

      Pérez Delgado, Raúl; Román Lumbreras, Manuel; Velasco Quesada, Guillermo (Universitat Rovira i Virgili, 2014)
      Text en actes de congrés
      Accés obert
      En este artículo se analiza el comportamiento eléctrico y térmico de transistores PT-IGBT conectados en paralelo utilizando un control activo de reparto equilibrado de corriente. El estudio de la estructura interna y de ...

    • Experimental characterization of Random Telegraph Noise in FDSOI technology and its application for security primitives 

      Olivé i Muñiz, Marçal (Universitat Politècnica de Catalunya, 2022-06)
      Projecte Final de Màster Oficial
      Accés obert
      The shrinking of transistors and consequent decrease in operational voltage, specially for Ultra-Low Voltage (ULV) applications such as IoT, has driven current technology to be very sensitive to the effects of random ...

    • Fast time-to-market with via-configurable transistor array regular fabric: A delay-locked loop design case study 

      González Colás, Antonio María; Pons Solé, Marc; Barajas Ojeda, Enrique; Mateo Peña, Diego; López González, Juan Miguel; Moll Echeto, Francisco de Borja; Rubio Sola, Jose Antonio; Abella Ferrer, Jaume; Vera Rivera, Francisco Javier (IEEE Computer Society Publications, 2011)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      Time-to-market is a critical issue for nowadays integrated circuits manufacturers. In this paper the Via-Configurable Transistor Array regular layout fabric (VCTA), which aims to minimize the time-to-market and its associated ...

    • Framework for economical error recovery in embedded cores 

      Upasani, Gaurang; Vera Rivera, Francisco Javier; González Colás, Antonio María (Institute of Electrical and Electronics Engineers (IEEE), 2014)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The vulnerability of the current and future processors towards transient errors caused by particle strikes is expected to increase rapidly because of exponential growth rate of on-chip transistors, the lower voltages and ...

    • Full custom design of a TDC core for laser rangefinder application 

      Matallana Espinar, Carlos (Universitat Politècnica de Catalunya, 2014-09-09)
      Projecte/Treball Final de Carrera
      Accés obert
      [ANGLÈS] A topology to implement a time-to-digital converter in 130 nm technology for a laser rangefinder application is proposed in this work. Its architecture comprises a delay line as a fine measurement and a synchronous ...

    • Fundamentos de electrónica 

      Calomarde Palomino, Antonio (Edicions UPC, 2002)
      Llibre
      Accés restringit a la comunitat UPC
      En este libro se recogen los conceptos necesarios para cubrir un curso completo de Electrónica. Se empieza con una descripción de los dispositivos fundamentales utilizados en Electrónica (Diodos, transistor bipolar, ...

    • Fuse: A technique to anticipate failures due to degradation in ALUs 

      Abella Ferrer, Jaume; Vera Rivera, Francisco Javier; Unsal, Osman Sabri; Ergin, Oguz; González Colás, Antonio María (Institute of Electrical and Electronics Engineers (IEEE), 2007)
      Text en actes de congrés
      Accés obert
      This paper proposes the fuse, a technique to anticipate failures due to degradation in any ALU (arithmetic logic unit), and particularly in an adder. The fuse consists of a replica of the weakest transistor in the adder ...

    • Graph-partitioning based instruction scheduling for clustered processors 

      Aleta Ortega, Alexandre; Codina Viñas, Josep M.; Sánchez Navarro, F. Jesús; González Colás, Antonio María (Institute of Electrical and Electronics Engineers (IEEE), 2001)
      Text en actes de congrés
      Accés obert
      This paper presents a novel scheme to schedule loops for clustered microarchitectures. The scheme is based on a preliminary cluster assignment phase implemented through graph partitioning techniques followed by a scheduling ...