Enrique Prefasi

Analog-to-digital conversion using noise shaping and time encoding

Luis Hernández, Enrique Prefasi · IEEE Transactions on Circuits and Systems I Regular Papers · 2008 · 53 citations

Sigma-delta Modulator, Engineering, Data Converter +10

VCO-based sigma delta modulator with PWM precoding

Luis Hernández, Susana Patón, Enrique Prefasi · Electronics Letters · 2011 · 37 citations

Engineering, Data Converter, Mixed-signal Integrated Circuit +9

A 0.1 mm$^{2}$, Wide Bandwidth Continuous-Time $\Sigma\Delta$ ADC Based on a Time Encoding Quantizer in 0.13 $\mu$m CMOS

Enrique Prefasi, Luis Hernández, Susana Patón et al. · IEEE Journal of Solid-State Circuits · 2009 · 36 citations

Innovative Sigma-delta, Engineering, Analog-to-digital Converter +11

A Capacitance-To-Digital Converter for MEMS Sensors for Smart Applications

J. P. Sanjurjo, Enrique Prefasi, Cesare Buffa et al. · Sensors · 2017 · 28 citations · Full text

1.4V 13μW 83dB DR CT-ΣΔ modulator with Dual-Slope quantizer and PWM DAC for biopotential signal acquisition

F. Cannillo, Enrique Prefasi, Luis Hernández et al. · 2011 · 25 citations

Dual-slope Quantizer, Engineering, High-resolution Sigma-delta +13