Browsing by Author "Medeiro Hidalgo, Fernando"
Now showing items 1-20 of 59
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Presentation
A 0.35 μm CMOS 17-bit@40-kS/s cascade 2-1 ΣΔ modulator with programmable gain and programmable chopper stabilization
(The International Society for Optical Engineering - SPIE, 2005)This paper describes a 0.35μm CMOS chopper-stabilized Switched-Capacitor 2-1 cascade ΣDelta; modulator for automotive ...
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Presentation
A 0.35μm CMOS 17-bit@40kS/s Sensor A/D Interface Based on a Programmable-Gain Cascade 2-1 ΣΔ Modulator
(Institute of Electrical and Electronics Engineers, 2004)This paper describes the design and electrical implementation of an A/D interface for sensor applications realized in a ...
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Article
A 13-bit, 2.2-MS/s, 55-mW multibit cascade ΣΔ modulator in CMOS 0.7-μm single-poly technology
(Institute of Electrical and Electronics Engineers, 1999)This paper presents a CMOS 0.7-μm ΣΔ modulator IC that achieves 13-bit dynamic range at 2.2 MS/s with an oversampling ratio ...
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Presentation
A 14-bit 4-MS/s Multi-bit Cascade Sigma-Delta Modulator in CMOS 0.35-um Digital Technology
(2000)This paper presents a 4th-order 3-stage cascade SD modulator that achieves 14-bit dynamic range at 4MS/s using low ...
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Presentation
A 2.5-V CMOS Wideband Sigma-Delta Modulator
(Institute of Electrical and Electronics Engineers, 2003)A high-performance Sigma-Delta modulator for wireline communication applications is presenfed It employs a 4th-order cascade ...
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Presentation
A 2.5-V ΣΔ modulator in 0.25-um CMOS for ADSL
(Institute of Electrical and Electronics Engineers, 2002)This paper presents a dual-quantization SC Sigma-Delta Modulator intended for A/D Conversion in ADSL applications.
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Presentation
A 2.5MHz 55dB Switched-Current BandPass ΣΔ Modulator for AM Signal Conversion
(Institute of Electrical and Electronics Engineers, 1997)We present a Switched-Current (SI) fourth-order bandpass ΣΔ modulator IC prototype. It uses fully-differential circuits ...
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Article
A 515 nW, 0-18 dB programmable gain analog-to-digital converter for in-channel neural recording interfaces
(Institute of Electrical and Electronics Engineers, 2014)This paper presents a low-area low-power Switched-Capacitor (SC)-based Programmable-Gain Analog-to-Digital Converter ...
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Article
A CMOS 0.8 μm fully differential current mode buffer for HF SI circuits
(Elsevier, 1998)We present a high-frequency fully-differential current-mode buffer to interface off-chip currents with no significant ...
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Article
A CMOS 110-dB@40-kS/s programmable-gain chopper-stabilized third-order 2-1 cascade sigma-selta modulator for low-power high-linearity automotive aensor ASICs
(Institute of Electrical and Electronics Engineers, 2005)This paper describes a 0.35-μm CMOS chopper-stabilized switched-capacitor 2-1 cascade ΣΔ modulator for automotive sensor ...
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Presentation
A CMOS fully-differential bandpass ΣΔ modulator using switched-current circuits
(Institute of Electrical and Electronics Engineers, 1995)This paper presents a fourth-order bandpass sigma-delta modulator that has been designed using fully-differential ...
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Presentation
A fourth-order bandpass ΣΔ modulator using current-mode analog/digital circuits
(Institute of Electrical and Electronics Engineers, 1996)We present a fourth-order bandpass ΣΔ switched-current modulator IC in 0.8 μm CMOS single-poly technology. Its architecture ...
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Presentation
A low-power reconfigurable ADC for biomedical sensor interfaces
(Institute of Electrical and Electronics Engineers, 2009)This paper presents a 12-bit low-voltage low-power reconfigurable Analog-to-Digital Converter (ADC). The design employs ...
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Presentation
A prototype tool for optimum analog sizing using simulated annealing
(Institute of Electrical and Electronics Engineers, 1992)It is shown that using simulated annealing in combination with electrical simulation provides a powerful tool allowing ...
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Presentation
A SIMULINK-based approach for fast and precise simulation of switched-capacitor, switched-current and continuous-time /spl Sigma//spl Delta/ modulators
(Institute of Electrical and Electronics Engineers, 2003)This paper describes how to extend the capabilities of SIMULINK for the time-domain simulation of /spl Sigma//spl Delta/ ...
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Presentation
A Tool for automated design of sigma-delta modulators using statistical optimization
(Institute of Electrical and Electronics Engineers, 1993)A tool is presented which starting from high level specifications of SC σδ modulators (resolution, bandwidth and oversampling ...
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Presentation
A ΣΔ modulator for a programmable-gain, low-power, high-linearity automotive sensor interface
(The International Society for Optical Engineering - SPIE, 2003)This paper describes the design and electrical implementation of a 0.35μm CMOS 17-bit≰0kS/s Sigma-Delta Modulator (ΣΔM) ...
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Presentation
Accurate VHDL-based simulation of Sigma Delta modulators
(Institute of Electrical and Electronics Engineers, 2003)The computational cost of transient simulation of /spl Sigma//spl Delta/ modulators (/spl Sigma//spl Delta/Ms) at the ...
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Presentation
An Alternative DfT Methodology to Test High-Resolution ΣΔ Modulators
(Institute of Electrical and Electronics Engineers, 2004)In this paper, a novel DfT methodology to test high-resolution ΣΔ Modulators (ΣΔM) is introduced. The aim of the proposal ...
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Presentation
An Optimization-based Tool for the High-Level Synthesis of Discrete-time and continuous-Time Sigma-Delta Modulators in the MATLAB/SIMULINK Environment
(Institute of Electrical and Electronics Engineers, 2004)This paper presents a MATLAB toolbox for the automated high-level sizing of ΣΔ Modulators (ΣΔMs) based on the combination ...