Mostrando ítems 1-20 de 44

    • A Self-biased Current Source, using an Asymmetric Bulk-modified MOS Composite Transistor 

      Costa, Diego; Míguez, Matías; Gak Szollosy, Joel; Arnaud Maceira, Alfredo (IEEE, 2020)
      In this work a new topology for a self-biased current reference, based on an asymmetric bulk-modified MOS (ABM) composite transistor is presented. Two current references based in this technique were designed: a 13.5nA ...
    • An Integrated 350V Dimmer 

      Torres Álvarez, Fabián; Gak Szollosy, Joel; Arnaud Maceira, Alfredo; Míguez, Matías (IEEE, 2020)
      The design of an almost fully integrated phase-cut dimmer is presented. The circuit was designed on a 1um ultra high voltage (UHV) MOS technology in a silicon-on-insulator (SOI) wafer. The dimmer can operate with a duty ...
    • Evaluación de las habilidades de cognición social en adultos con discapacidad intelectual 

      Montoya-Rodríguez, María M.; Tomás Llerena, Clementina; Souza Franco, Vanessa A. de; Pizzarossa Ferrère, Sofía; Ibarra, Alexander (Asociación Universitaria de Educación y Psicología, 2021)
      INTRODUCCIÓN: Distintas habilidades cognitivas, como la Teoría de la Mente (ToM) o la empatía, se han relacionado con el desarrollo de la interacción social, formando parte del conjunto de dominios que conforman la cognición ...
    • Enseñanza de habilidades de toma de perspectiva cognitiva en niños con desarrollo normotípico mediante realidad virtual 

      Montoya-Rodríguez, María M.; Souza Franco, Vanessa A. de; Ibarra, Alexander; Navarrete Antola, Ignacio; Molina Cobos, Francisco J. (Innovagogía, 2022)
      El surgimiento de las tecnologías digitales ha supuesto una revolución de carácter individual, educativo y social que trasciende las barreras del espacio, la distancia y el tiempo favoreciendo nuevas metodologías de ...
    • Virtual reality and augmented reality as strategies for teaching social skills to individuals with intellectual disability: a systematic review 

      Montoya-Rodríguez, María M.; De Souza Franco, Vanessa Augusta; Tomás Llerena, Clementina; Molina Cobos, Francisco J.; Pizzarossa, Sofía; García, Ana C.; Martínez-Valderrey, Vanesa (Sage, 2022)
      Virtual reality (VR) and augmented reality (AR) programs have proliferated significantly in recent years and they are finding their way into different educational and therapeutic purposes. This systematic review aims at ...
    • Habilidades de teoría de la mente y de comprensión de verbos mentalistas en niños con desarrollo evolutivo normativo 

      Muñoz, Jimena; De Lorenzi, Mikaela; Montoya-Rodríguez, María M.; Quiroga Baquero, Luis Alberto; Rendon Arango, María Isabel; De Souza Franco, Vanessa Augusta; Tomás Llerena, Clementina; Vera Vallega, María Macarena (Universidad Católica del Uruguay, 2022-01)
      El aprendizaje de habilidades de la teoría de la mente (ToM) se considera fundamental para garantizar un buen desempeño adaptativo en el contexto social dado que permite a las personas atribuir estados mentales a sí mismas ...
    • ¿Cómo la transparencia genera confianza en las instituciones?: efectos del uso exitoso de solicitudes de acceso a la información pública sobre la confianza y las percepciones de transparencia 

      Piñeiro, Rafael; Muñoz, Paula; Rosenblatt, Fernando; Rossel, Cecilia; Scrollini, Fabrizio; Tealde, Emiliano (Universidad Católica del Uruguay, 2021)
      Varios países en todo el mundo han promulgado reformas de transparencia, especialmente reformas orientadas a incrementar el acceso a la información pública. Si bien se han publicado estudios exhaustivos sobre el impacto ...
    • Límites institucionales para modelos de políticas de talla única: evidencia sobre el acceso a la información pública en Chile, Perú y Uruguay 

      Piñeiro, Rafael; Muñoz, Paula; Rosenblatt, Fernando; Rossel, Cecilia; Scrollini, Fabrizio (Universidad Católica del Uruguay, 2021)
      Aunque en las últimas dos décadas muchos países de América Latina han adoptado leyes de acceso a la información pública, existen diferencias significativas en el diseño institucional que los países han creado para garantizar ...
    • Transparency and Access to Public Information in Chile, Peru, and Uruguay [pre-analysis plan] 

      Piñeiro, Rafael; Muñoz, Paula; Rosenblatt, Fernando; Rossel, Cecilia; Scrollini, Fabrizio (Universidad Católica del Uruguay, 2021)
      This project studies the differences in the implementation and operation of freedom-ofinformation (FOI) laws in three Latin American countries (Chile, Peru, and Uruguay), each with its own institutional setting. In Chile, ...
    • Who, what and how: Assessing government compliance with right-to-information laws in Chile, Peru, and Uruguay [pre-analysis plan] 

      Piñeiro, Rafael; Muñoz, Paula; Rosenblatt, Fernando; Rossel, Cecilia; Scrollini, Fabrizio; Tealde, Emiliano (Universidad Católica del Uruguay, 2021-05)
      This project analyzes the conditions that promote compliance with right-to-information (RTI) laws in three Latin American countries (Chile, Peru and Uruguay). We conduct a field experiment to understand how the status of ...
    • Domestic Isomorphic pressures in the design of FOI oversight institutions in Latin America 

      Piñeiro, Rafael; Muñoz, Paula; Rosenblatt, Fernando; Rossel, Cecilia; Scrollini, Fabrizio (Universidad Católica del Uruguay, 2021)
      Even though many countries in Latin America have adopted FOI Laws, there are significant differences in the institutional design of FOI oversight institutions. Most explanations highlight the role of political competition ...
    • The RISC-V in implantable medical devices 

      Arnaud Maceira, Alfredo (RISC-V, 2019-12)
      In this work, first, the case of implantable medical devices (IMDs) will be presented including state of the art and industry overview. The main characteristics of IMD ASICs are discussed (technical, engineering, business ...
    • Siwa: a RISC-V RV32I based micro-controller for implantable medical applications 

      García Ramírez, Ronny; Chacón Rodríguez, Alfonso; Castro González, Reinaldo; Arnaud Maceira, Alfredo; Miguez de Mori, Matías Rafael; Gak Szollosy, Joel; Molina Robles, Roberto; Madrigal Boza, Gabriel; Oviedo Hernández, Marco; Solera Bolanos, Edgar; Salazar Sibaja, Diego; Sánchez Jiménez, Dayhana; Fonseca Rodríguez, Melissa; Arrieta Solorzano, Johan; Rimolo Donadio, Renato (IEEE, 2020)
      The design of Siwa1, a compact low power custom system on chip (SoC), targeted for implantable/wearable applications, is reported in this paper. Siwa is based on a RISC-V RV32I architecture. It has a centrally controlled ...
    • Siwa: A custom RISC-V based system on chip (SOC) for low power medical applications 

      García Ramírez, Ronny; Chacón Rodríguez, Alfonso; Molina Robles, Roberto; Castro González, Reinaldo; Solera Bolanos, Edgar; Madrigal Boza, Gabriel; Oviedo Hernández, Marco; Salazar Sibaja, Diego; Sánchez Jiménez, Dayhana; Fonseca Rodríguez, Melissa; Arrieta Solorzano, Johan; Rimolo Donadio, Renato; Arnaud Maceira, Alfredo; Miguez de Mori, Matías Rafael; Gak Szollosy, Joel (Elsevier, 2020)
      This work introduces the development of Siwa, a RISC-V RV32I 32-bit based core, intended as a flexible control platform for highly integrated implantable biomedical applications, and implemented on a commercial 0.18 𝜇m ...
    • Integrated programmable current source for implantable medical devices 

      Rimolo Donadio, Renato; Chacón Rodríguez, Alfonso; Gak Szollosy, Joel; García Ramírez, Ronny; Miguez de Mori, Matías Rafael; Arnaud Maceira, Alfredo; Hardy, D.; Agis, L.; Nakasone Lanza, Kenji Sebastián (IEEE, 2020)
      In this work, the design and implementation of a 25mA (max), 8 bits integrated programmable current source for implantable medical devices is presented. The proposed circuit includes a six-bits trimming mechanism to balance ...
    • CMOS level shifters from 0 to 18 V output 

      Gak Szollosy, Joel; Arnaud Maceira, Alfredo; Miguez de Mori, Matías Rafael (Springer, 2021)
      A design methodology for level shifters voltage translators, where the output voltage ranges from 0 to 18 V, and the input voltage ranges from 2 to 5.5 V in a 0.6 lm CMOS-HV technology, is presented. This family of circuits ...
    • An asymmetrical bulk-modified composite MOS transistor with enhanced linearity 

      Arnaud Maceira, Alfredo; Chacón Rodríguez, Alfonso; Miguez de Mori, Matías Rafael; Gak Szollosy, Joel; Puyol, Rafael (IEEE, 2019)
      In this work, an asymmetrical bulk-linearized composite MOSFET is presented, with an enhanced linear range and an equivalent saturation voltage of up to several hundred mV even in weak inversion, allowing to implement ...
    • An affordable post-silicon testing framework applied to a RISC-V based microcontroller 

      Molina Robles, Roberto; García Ramírez, Ronny; Chacón Rodríguez, Alfonso; Rimolo Donadio, Renato; Arnaud Maceira, Alfredo (IEEE, 2021-04)
      The RISC-V architecture is a very attractive option for developing application specific systems needing an affordable yet efficient central processing unit. Post-silicon validation on RISC-V applications has been done in ...
    • A RISC-V based medical implantable SOC for high voltage a current tissue stimulus 

      Arnaud Maceira, Alfredo; Gak Szollosy, Joel; García Ramírez, Ronny; Rimolo Donadio, Renato; Miguez De Mori, Matías Rafael; Puyol, Rafael; Solera Bolanos, Edgar; Castro González, Reinaldo; Molina Robles, Roberto; Chacón Rodríguez, Alfonso (IEEE, 2020)
      A RISC-V based System on Chip (SoC) for high voltage and current tissue stimulus, targeting implantable medical devices, is presented. The circuit is designed in a 0.18μm HV-CMOS process, including the RISC-V 32RVI based ...
    • A compact functional verification flow for a RISC-V 321 based core 

      Molina Robles, Roberto; Solera Bolanos, Edgar; García Ramírez, Ronny; Chacón Rodríguez, Alfonso; Rimolo Donadio, Renato; Arnaud Maceira, Alfredo (IEEE, 2020)
      The structure of a functional verification flow used for the design of a RISC-V core is presented. The paper offers a guide on the test-planning used and details of the flow architecture, showing how to integrate the ...