Buscar
Mostrando ítems 1-10 de 10
Artículo
Enhanced Linearity in FD-SOI CMOS Body-Input Analog Circuits - Application to Voltage-Controlled Ring Oscillators and Frequency-Based sigma Delta ADCs
(Institute of Electrical and Electronics Engineers, 2020)
Abstract— This paper investigates the use of the body terminal of MOS transistors to improve the linearity of some key circuits used to implement analog and mixed-signal circuits integrated in Fully Depleted Silicon on ...
Artículo
AI-Assisted Sigma-Delta Converters. Application to Cognitive Radio
(Institute of Electrical and Electronics Engineers, 2022)
This brief discusses the use of Artificial Intelligence (AI) to manage the operation and improve the performance of Analog-to-Digital Converters (ADCs) based on Sigma-Delta Modulators (Ms). The reconfigurable nature of ...
Artículo
On the Use of FIR Feedback in Bandpass Delta-Sigma Modulators
(IEEE, 2024-03)
This paper presents a new architecture for bandpass delta-sigma modulators (BP ΔΣ Ms) featuring finite impulse response (FIR) filters in the feedback path. The effectiveness of FIR feedback in lowpass delta-sigma modulators ...
Artículo
Design Automation of Analog and Mixed-Signal Circuits Using Neural Networks – A Tutorial Brief
(IEEE, 2024-03)
This tutorial brief shows how Artificial Neural Networks (ANNs) can be used for the optimization and automated design of analog and mixed-signal circuits. A survey of conventional and computational-intelligence design ...
Artículo
Reducing the nonlinearity and harmonic distortion in FD-SOI CMOS current-starved inverters and VCROs
(Elsevier, 2021)
This paper demonstrates experimentally how to reduce the nonlinearity of some analog and mixed-signal circuits by using the enhanced body effect provided by Fully-Depleted Silicon on Insulator (FD-SOI) CMOS technology. A ...
Artículo
Combining Software-Defined Radio Learning Modules and Neural Networks for Teaching Communication Systems Courses †
(Multidisciplinary Digital Publishing Institute (MDPI), 2023)
The paradigm known as Cognitive Radio (CR) proposes a continuous sensing of the electromagnetic spectrum in order to dynamically modify transmission parameters, making intelligent use of the environment by taking advantage ...
Artículo
Ultra-High-Resistance Pseudo-Resistors With Small Variations in a Wide Symmetrical Input Voltage Swing
(Institute of Electrical and Electronics Engineers, 2023)
This brief presents a new strategy and circuit configuration composed of serially-connected PMOS devices operating in the subthreshold region for implementing ultra-high-value resistors required in very low-frequency ...
Artículo
A 10-MHz BW 77.3-dB SNDR 640-MS/s GRO-Based CT MASH Delta Sigma Modulator
(Institute of Electrical and Electronics Engineers, 2020)
We present in this brief a novel multi-stage noiseshaping (MASH) 3-1 continuous-time (CT) delta-sigma modulator (M) with gated ring oscillator based quantizers (GROQs) in both stages of the cascade. The use of GROQs ...
Artículo
On the Use of Artificial Neural Networks for the Automated High-Level Design of ΣΔ Modulators
(IEEE, 2024)
This paper presents a high-level synthesis method ology for Sigma-Delta Modulators (Σ∆Ms) that combines be havioral modeling and simulation for performance evaluation, and Artificial Neural Networks (ANNs) to generate ...
Artículo
AI-managed cognitive radio digitizers
(Institute of Electrical and Electronics Engineers, 2022)
Embedding Artificial Intelligence (AI) in integrated circuits is one of the technology pillars of the so-called digital transformation. Nowadays, the vast majority of electronic devices benefits from digital signal ...