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Mostrando ítems 1-10 de 25
Artículo
Compensation of PVT Variations in ToF Imagers with In-Pixel TDC
(MDPI, 2017)
The design of a direct time-of-flight complementary metal-oxide-semiconductor (CMOS) image sensor (dToF-CIS) based on a single-photon avalanche-diode (SPAD) array with an in-pixel time-to-digital converter (TDC) must ...
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 ...
Artículo
Reducing the Impact of Reverse Currents in Tunnel FET Rectifiers for Energy Harvesting Applications
(Institute of Electrical and Electronics Engineers, 2017)
RF to DC passive rectifiers can benefit from the superior performance at low voltage of tunnel transistors. They have shown higher power conversion efficiency (PCE) at low input power than Si FinFETs counterparts. In this ...
Artículo
A Customizable Thermographic Imaging System for Medical Image Acquisition and Processing
(Institute of Electrical and Electronics Engineers, 2022)
A custom system has been developed for medical image acquisition and processing in both the visible and the infrared (IR) bands. Unlike some non-customizable commercial devices, this system can easily be adapted to different ...
Artículo
Gate-Level Design Methodology for Side-Channel Resistant Logic Styles Using TFETs
(IEEE, 2021)
The design of secure circuits in emerging technologies is an appealing area that requires new efforts and attention as an effective solution to secure applications with power constraints. The paper deals with the optimized ...
Artículo
A Mobile Platform for Movement Tracking Based on a Fast-Execution-Time Optical-Flow Algorithm
(Institute of Electrical and Electronics Engineers, 2022)
A multi-purpose mechanical platform to track moving objects in three-dimensional space has been developed. It is composed of one main microcontroller board that processes all system data, two cameras, three motors, and one ...
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 ...
Artículo
A Low Noise Amplifier for Neural Spike Recording Interfaces
(Multidisciplinary Digital Publishing Institute, 2015)
This paper presents a Low Noise Amplifier (LNA) for neural spike recording applications. The proposed topology, based on a capacitive feedback network using a two-stage OTA, efficiently solves the triple trade-off between ...
Artículo
Efficient Hybrid Continuous-Time/Discrete-Time Cascade Modulators for Wideband Applications
(Elsevier, 2014)
This paper analyses the use of hybrid continuous-time/discrete-time cascade ΣΔ modulators for the implementation of power-efficient analog-to-digital converters in broadband wireless communication systems. Two alternative ...
Artículo
Insights Into the Operation of Hyper-FET-Based Circuits
(Institute of Electrical and Electronics Engineers, 2017)
Devices combining transistors and phase transition materials are being investigated to obtain steep switching and a boost in the ION/IOFF ratio and, thus, to solve power and energy limitations of CMOS technologies. This ...