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Mostrando ítems 1-10 de 30
Artículo
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 (PG-ADC) suitable for in-channel neural recording applications. The PG-ADC uses a novel implementation ...
Ponencia
Wide range 8ps incremental resolution time interval generator based on FPGA technology
(Institute of Electrical and Electronics Engineers, 2014)
Accurate generation of picosecond-resolution wide-range time intervals has become a necessity for the characterization of time-to-digital converters involved in time resolved imaging. This paper presents the design and ...
Artículo
Four-channel self-compensating single-slope ADC for space environments
(Institution of Electrical Engineers, 2014)
A multichannel high-resolution single-slope analogue-to-digital converter (SS ADC) is presented that automatically compensates for process, voltage and temperature variations, as well as for radiation effects, in order to ...
Ponencia
A 26.5 nJ/px 2.64 Mpx/s CMOS Vision Sensor for Gaussian Pyramid Extraction
(Institute of Electrical and Electronics Engineers, 2014)
This paper introduces a CMOS vision sensor to extract the Gaussian pyramid with an energy cost of 26.5 nJ/px at 2.64 Mpx/s, thus outperforming conventional solutions employing an imager and a separate digital processor. ...
Ponencia
Self-calibration of neural recording sensors
(Institute of Electrical and Electronics Engineers, 2014)
This paper reports a calibration system for automatically adjusting the bandpass and gain characteristics of programmable E×G sensors. The calibration mechanism of the bandpass characteristic is based on a mixed-signal ...
Ponencia
DOE based high-performance gate-level pipelines
(Institute of Electrical and Electronics Engineers, 2014)
Domino dynamic circuits are widely used in critical parts of high performance systems. In this paper we show that in addition to the functional limitation associated to the noninverting behavior of domino gates, there ...
Artículo
Equalization-Based Digital Background Calibration Technique for Pipelined ADCs
(Institute of Electrical and Electronics Engineers, 2014)
In this paper, we present a digital background calibration technique for pipelined analog-to-digital converters (ADCs). In this scheme, the capacitor mismatch, residue gain error, and amplifier nonlinearity are measured ...
Artículo
Experimental Validation of a Two-Phase Clock Scheme for Fine-Grained Pipelined Circuits Based on Monostable to Bistable Logic Elements
(Institute of Electrical and Electronics Engineers, 2014)
Abstract: Research on fine-grained pipelines can be a way to obtain high-performance applications. Monostable to bistable (MOBILE) gates are very suitable for implementing gate-level pipelines, which can be achieved without ...
Ponencia
Low-power differential logic gates for dpa resistant circuits
(Institute of Electrical and Electronics Engineers, 2014)
Information leakaged by cryptosistems can be used by third parties to reveal critical information using Side Channel Attacks (SCAs). Differential Power Analysis (DPA) is a SCA that uses the power consumption dependence ...
Capítulo de Libro
Towards an ultra‐low‐power low‐cost wireless visual sensor node for fine‐grain detection of forest fires
(Universidade de Coimbra, 2014)
Advances in electronics, sensor technologies, embedded hardware and software are boosting the application scenarios of wireless sensor networks. Specifically, the incorporation of visual capabilities into the nodes means ...