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Mostrando ítems 11-20 de 28
Celdas solares que contienen tintes sensibilazantes para la producción de energía.
(Instituto Tecnológico de Costa Rica, 2013)
This project is about the work done by a group of engineers of the Costa Rica Institute of
Technology (ITCR) over a new solar cell type developed by a work group of the Costa Rica
University (UCR). The novelty of the ...
30-Gb/s Optical Link Combining Heterogeneously Integrated III–V/Si Photonics With 32-nm CMOS Circuits
(Institute of Electrical and Electronics Engineers Inc., 2015-02)
We present a silicon photonics optical link utilizing heterogeneously integrated photonic devices driven by low-power advanced 32-nm CMOS integrated circuits. The photonic components include a quantum-confined Stark effect ...
Análisis y diseño de unidades de procesamiento de potencia para sistemas fotovoltaicos
(Instituto Tecnológico de Costa Rica, 2015)
Se presenta un documento en desarrollo que, pretender ser utilizado para fines educativos, con modelos matemáticos de los principales UPP utilizados para convertir distintos niveles y formas de onda de corriente continua ...
Diseño de un amplificador operacional de transconductancia aplicando técnicas de optimización multiobjetivo
(Instituto Tecnológico de Costa Rica, 2014-01)
In this paper, the problem at hand consists in the
sizing of an Operational Transconductance Amplifier
(OTA). The Pareto front is introduced as a useful
analysis concept in order to explore the design space
of such ...
An impedance spectroscopy ASIC for low-frequency characterization of biological samples
(Scopus, 2016)
This paper describes the design and testing of an ASIC for impedance spectroscopy of biological samples at
frequencies up to 40 kHz. The circuit is designed in the 350 nm AMS H35B4 technology and enables the
measurement ...
Flexible transmitter employing Silicon-segmented Mach–zehnder modulator with 32-nm CMOS distributed driver
(Journal of Lightwave Technology, 2016)
We propose a flexible optical transmitter for shortreach optical interconnects that includes a silicon photonic segmented Mach-Zehnder modulator (MZM) driven by a distributed six-channel 32nm SOI CMOS driver integrated ...
A WDM-Compatible 4 × 32-Gb/s CMOS-driven electro-absorption modulator array
(OSA - The Optical Society, 2015)
A four-channel electro-absorption-modulator array, driven by 32-nm CMOS drivers providing 2-V peak-to-peak output swing, operates with BER < 10-12 at a data rate of 4 × 32 Gb/s and dissipates 170 mW of power.
Construcción de una estación fotovoltaica experimental
(Instituto Tecnológico de Costa Rica, 2016)
En este documento se presentan los resultados obtenidos de un proyecto de aporte tecnológico que tuvo como
objetivo construir una instalación fotovoltaica experimental que permita el posterior estudio del aprovechamiento
de ...
Establecimiento de un marco de desarrollo para algoritmos de procesamiento de audio y video en plataformas embebidas
(Instituto Tecnológico de Costa Rica, 2011)
Proyecciones indican que en 2010 se alcanzaron tres sistemas embebidos por cada ser
humano en el planeta, y el mercado sigue creciendo. El caso particular de aplicaciones
embebidas que utilizan procesamiento digital de ...
Model reduction of a flexible-joint robot: a port-Hamiltonian approach
(IFAC-PapersOnLine, 2016)
In this paper we explore the methodology of model order reduction based on singular perturbations for a flexible-joint robot within the port-Hamiltonian framework. We show that a flexible-joint robot has a port-Hamiltonian ...