Ara es mostren els items 1-20 de 47

    • A 16-kV HBM RF ESD Protection Codesign for a 1-mW CMOS Direct Conversion Receiver Operating in the 2.4-GHz ISM Band 

      González Jiménez, José Luis; Solar, H.; Adin, Iñigo; Mateo Peña, Diego; Berenguer, Roc (2011-09)
      Article
      Accés restringit per política de l'editorial
      A decreasing-sized π -model electrostatic discharge (ESD) protection structure is presented and applied to protect against ESD stresses at the RF input pad of an ultra-low power CMOS front-end operating in the 2.4-GHz ...
    • A compact charge ratio expression for the emitter delay of polysilicon emitter bipolar transistors 

      Castañer Muñoz, Luis María; Sureda, S; Bardés Llorensí, Daniel; Alcubilla González, Ramón (1994-03)
      Article
      Accés obert
      A compact solution for the ratio of the excess minority carrier charge stored into the polysilicon to the charge stored in the single crystal part of the emitter of a polysilicon emitter bipolar transistor is derived. The ...
    • A rapid, low-cost, and scalable technique for printing state-of-the-art organic field-effcet transistors 

      Temiño, Inés; Del Pozo León, Freddy; Ajayakumar, M.R.; Galindo Lorente, Sergi; Puigdollers i González, Joaquim; Mas Torrent, Marta (2016-06-13)
      Article
      Accés obert
      In the last few years exciting advances have been achieved in developing printing techniques for organic semiconductors, and impressive mobility values have been reported for the resulting organic field-effect transistors ...
    • Air stable organic semiconductors based on diindolo[3,2-a:3',2'-c]carbazole 

      Cuadrado Santolaria, Alba; Cuesta, Jessica; Puigdollers i González, Joaquim; Velasco Castrillo, Maria Dolores (2018-11-01)
      Article
      Accés obert
      The extension of the p-conjugated 10,15-dihydro-5H-diindolo[3,2-a:3',2'-c]carbazole (triindole) system via the introduction of donor moieties of different nature (phenyl, naphthyl, methylthiophenyl and benzo[b]thienyl) at ...
    • All-digital self-adaptive PVTA variation aware clock generation system for DFS 

      Pérez Puigdemont, Jordi; Calomarde Palomino, Antonio; Moll Echeto, Francisco de Borja (2014)
      Text en actes de congrés
      Accés obert
      An all-digital self-adaptive clock generation system capable of adapt the clock frequency to compensate the effects of PVTA variations on the IC propagation delay and satisfy an externally set propagation length condition ...
    • Analytical modelling of bjt neurtral base region under variable injection conditions 

      Bardés Llorensí, Daniel; Alcubilla González, Ramón (1997-08)
      Article
      Accés restringit per política de l'editorial
      We present a set of closed form analytical solutions of the transport equation in the base of bipolar transistors. The presented 1D solutions hold for variable injection conditions, arbitrary doping profiles and arbitrary ...
    • Area-optimal transistor folding for 1-D gridded cell design 

      Cortadella, Jordi (2013-11)
      Article
      Accés obert
      The 1-D design style with gridded design rules is gaining ground for addressing the printability issues in subwavelength photolithography. One of the synthesis problems in cell generation is transistor folding, which ...
    • Bipolar transistor vertical vertical scaling framework 

      Castañer Muñoz, Luis María; Alcubilla González, Ramón; Benavent, A (1994-12)
      Article
      Accés restringit per política de l'editorial
      Scaling factors for current and transit time are derived for polysilicon emitter, silicon based heterojunction bipolar transistors. It is shown that a simple set of analytical equations in integral form can be used to ...
    • Caracterización automatizada de sistemas fotovoltaicos conectados a red 

      Berlanga Herrera, Luis (Universitat Politècnica de Catalunya, 2015-02-16)
      Treball Final de Grau
      Accés obert
      [ANGLÈS] The main objective is the implementation of an automated system for the characterization of grid connected photovoltaic applications. This project arises by the need of automating the configuration and the measures ...
    • Characterization of random telegraph noise and its impact on reliability of SRAM sense amplifiers 

      Martín Martínez, Javier; Diaz, Javier; Rodríguez, Rosana; Nafría Maqueda, Montserrat; Aymerich Humet, Xavier; Roca Moreno, Elisenda; Fernández Fernández, Francisco V.; Rubio Sola, Jose Antonio (Institute of Electrical and Electronics Engineers (IEEE), 2014)
      Text en actes de congrés
      Accés obert
      A new method for the analysis of multilevel Random Telegraph Noise (RTN) signals has been recently presented, which can also be applied in the case of large background noise. In this work, the method is extended to evaluate ...
    • Comparison between the density-of-states of picene transistors measured in air and under vacuum 

      Voz Sánchez, Cristóbal; Marsal, Albert; Moreno Sierra, César; Puigdollers i González, Joaquim; Alcubilla González, Ramón (2012-01)
      Article
      Accés restringit per política de l'editorial
      Picene has recently attracted much attention as the active layer in organic thin-film transistors because of its good performance in air. In this work, we have fabricated picene thin-film transistors that exhibit field-effect ...
    • Comparison of SRAM cells for 10-nm SOI FinFETs under process and environmental variations 

      Jaksic, Zoran; Canal Corretger, Ramon (2012-12)
      Article
      Accés restringit per política de l'editorial
      We explore the 6T and 8T SRAM design spaces through read static noise margin (RSNM), word-line write margin, and leakage for future 10-nm FinFETs. Process variations are based on the ITRS and modeled at device (TCAD) level. ...
    • Conversió de fitxers ATLAS a IC-CAP per a la obtenció del model compacte de transistors 

      Ferrés Terradellas, Daniel (Universitat Politècnica de Catalunya, 2010)
      Projecte/Treball Final de Carrera
      Accés obert
      El transistor bipolar, com altres dispositius semiconductors, utilitza models matemàtics per simular el seu comportament elèctric. El model matemàtic, o model compacte del dispositiu semiconductor, equival a un circuit ...
    • 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 ...
    • 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 ...
    • El transistor bipolar de heterounión : física, electrónica y microondas 

      López González, Juan Miguel (Edicions UPC, 2002)
      Llibre
      Accés restringit a la comunitat UPC
      El presente libro intenta desarrollar de manera ordenada la teoría física, la teoría electrónica y la teoría de las microondas del transistor bipolar de heterounión. Se explican con detalle los fundamentos y procedimientos ...
    • 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) ...
    • Electronic transport in low temperature nanocrystalline silicon thin-film transistors obtained by hot-wire CVD 

      Puigdollers i González, Joaquim; Voz Sánchez, Cristóbal; Orpella García, Alberto; Martín García, Isidro; Soler Vilamitjana, David; Fonrodona, Marta; Bertomeu Balaguero, Joan; Andreu Batallé, Jordi; Alcubilla González, Ramón (2002-04)
      Article
      Accés restringit per política de l'editorial
      Hydrogenated nanocrystalline silicon (nc-Si:H) obtained by hot-wire chemical vapour deposition (HWCVD) at low substrate temperature (150 °C) has been incorporated as the active layer in bottom-gate thin-film transistors ...
    • Enhancing 3T DRAMs for SRAM replacement under 10nm tri-gate SOI FinFETs 

      Jaksic, Zoran; Canal Corretger, Ramon (IEEE Computer Society Publications, 2012)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      In this paper, we pr esent the dynamic 3T memory cell for future 10nm tri-gate FinFETs as a potential replacement for classical 6T SRAM cell for implementation in high speed cache memories. We investigate read access ...
    • 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 ...