José M. de la Rosa
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View article: Antiviral Activity of Biocompatible Bionanocatalysts against Rotavirus
Antiviral Activity of Biocompatible Bionanocatalysts against Rotavirus Open
Rotavirus remains a significant cause of gastroenteritis, especially in infants and young children, leading to severe dehydration and even death in resource-limited settings. While vaccines are available, they offer incomplete protection, …
View article: Prediction-Based Spectrum Sensing Framework for Cognitive Radio
Prediction-Based Spectrum Sensing Framework for Cognitive Radio Open
This paper presents a hardware-software deep learning architecture for prediction-based spectrum sensing in Cognitive Radio (CR) applications. A convolutional neural network-based predictor for spectrum occupancy was trained using the band…
View article: Optimized Design of ΣΔ$\Sigma \Delta$ Modulators Using Deep‐Learning and Simulated Annealing
Optimized Design of ΣΔ$\Sigma \Delta$ Modulators Using Deep‐Learning and Simulated Annealing Open
This letter presents a MATLAB toolbox for the automated high‐level design and optimization of analogue‐to‐digital converters (ADCs), using sigma‐delta modulators () as case studies. The tool combines machine learning (ML) techniques and be…
View article: Incoming Editorial
Incoming Editorial Open
Dear readers, it is a great honor and privilege for me to start my two-year term of duty as Editor-in-Chief (EiC) of IEEE Transactions on Circuits and Systems—I: Regular Papers (TCAS-I) and I am very thankful to the IEEE Circuits and Syste…
View article: IEEE SSCS–EDS ESSCIRC–ESSDERC 2023 [Conference Reports]
IEEE SSCS–EDS ESSCIRC–ESSDERC 2023 [Conference Reports] Open
Provides society information that may include news, reviews or technical notes that should be of interest to practitioners and researchers.
View article: A Small-Area 2nd-Order Adder-Less Continuous-Time ΔΣ Modulator With Pulse Shaping FIR DAC for Magnetic Sensing
A Small-Area 2nd-Order Adder-Less Continuous-Time ΔΣ Modulator With Pulse Shaping FIR DAC for Magnetic Sensing Open
This work presents a small-area 2nd-order continuous-time ΔΣ Modulator (CT ΔΣM ) with a single low dropout regulator (LDO) serving as both the power supply for the CT ΔΣM and reference voltage buffer. The CT ΔΣM is used for digitising very…
View article: The integrated curriculum and student empathy: a longitudinal multi-cohort analysis
The integrated curriculum and student empathy: a longitudinal multi-cohort analysis Open
View article: Combining Software-Defined Radio Learning Modules and Neural Networks for Teaching Communication Systems Courses
Combining Software-Defined Radio Learning Modules and Neural Networks for Teaching Communication Systems Courses Open
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 of different tec…
View article: Ultra-High-Resistance Pseudo-Resistors With Small Variations in a Wide Symmetrical Input Voltage Swing
Ultra-High-Resistance Pseudo-Resistors With Small Variations in a Wide Symmetrical Input Voltage Swing Open
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 active-RC filters and …
View article: Bandpass Sigma–Delta Modulation: The Path toward RF-to-Digital Conversion in Software-Defined Radio
Bandpass Sigma–Delta Modulation: The Path toward RF-to-Digital Conversion in Software-Defined Radio Open
This paper reviews the state of the art on bandpass ΣΔ modulators (BP-ΣΔMs) intended to digitize radio frequency (RF) signals. A priori, this is the most direct way to implement software-defined radio (SDR) systems since the analog/digital…
View article: A 12-Bit Low-Input Capacitance SAR ADC With a Rail-to-Rail Comparator
A 12-Bit Low-Input Capacitance SAR ADC With a Rail-to-Rail Comparator Open
The input capacitance of the SAR ADC is considered a drawback in many applications. In this paper, a 12-bit low-power SAR ADC with low-input capacitance is proposed. The ADC is based on a separated DAC and sample-and-hold blocks (SB) struc…
View article: Cytotoxic effect of bionanocatalysts evaluated by diffuse reflectance spectroscopy in an in vivo model of hepatocellular carcinoma
Cytotoxic effect of bionanocatalysts evaluated by diffuse reflectance spectroscopy in an in vivo model of hepatocellular carcinoma Open
Given the absence of effective and selective treatments for hepatocellular carcinoma (HCC), the antitumor effect of novel bionanocatalysts was evaluated in two different tissues (liver and lung) of a rat model with HCC using Diffuse Reflec…
View article: BacalhauNet: A tiny CNN for lightning-fast modulation classification
BacalhauNet: A tiny CNN for lightning-fast modulation classification Open
Deep learning methods have been shown to be competitive solutions for modulation classification tasks, but suffer from being computationally expensive, limiting their use on embedded devices. We propose a new deep neural network architectu…
View article: AI-Managed Cognitive Radio Digitizers
AI-Managed Cognitive Radio Digitizers Open
Embedding Artificial Intelligence (AI) in integrated circuits is
\none of the technology pillars of the so-called digital transformation. Nowadays, the vast majority of electronic devices
\nbenefits from digital signal processing to implem…
View article: Outgoing Editorial
Outgoing Editorial Open
Dear Readers, Time flies and it is being already six years since I began my service in the Editorial Board (EB) of the IEEE Transactions on Circuits and Systems—Part II: Express Briefs (TCAS-II), first as Deputy Editor-in-Chief (DEiC) and …
View article: Reducing the nonlinearity and harmonic distortion in FD-SOI CMOS current-starved inverters and VCROs
Reducing the nonlinearity and harmonic distortion in FD-SOI CMOS current-starved inverters and VCROs Open
View article: Implementation of Binary Stochastic STDP Learning Using Chalcogenide-Based Memristive Devices
Implementation of Binary Stochastic STDP Learning Using Chalcogenide-Based Memristive Devices Open
The emergence of nano-scale memristive devices encouraged many different research areas to exploit their use in multiple applications. One of the proposed applications was to implement synaptic connections in bio-inspired neuromorphic syst…
View article: Implementation of binary stochastic STDP learning using\n chalcogenide-based memristive devices
Implementation of binary stochastic STDP learning using\n chalcogenide-based memristive devices Open
The emergence of nano-scale memristive devices encouraged many different\nresearch areas to exploit their use in multiple applications. One of the\nproposed applications was to implement synaptic connections in bio-inspired\nneuromorphic s…
View article: Neuromorphic Low-Power Inference on Memristive Crossbars With On-Chip Offset Calibration
Neuromorphic Low-Power Inference on Memristive Crossbars With On-Chip Offset Calibration Open
Monolithic integration of silicon with nano-sized Redox-based resistive Random-Access Memory (ReRAM) devices opened the door to the creation of dense synaptic connections for bio-inspired neuromorphic circuits. One drawback of OxRAM based …
View article: Editorial: A Year Ahead Full of New Initiatives
Editorial: A Year Ahead Full of New Initiatives Open
First of all, I hope that you, your families and all yours remain healthy and safe. The thoughts of the Editorial Board (EB) of the IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS—II: EXPRESS BRIEFS (TCAS-II) and all the staff from IEEE are with…
View article: Experimental Body-Input Three-Stage DC Offset Calibration Scheme for Memristive Crossbar
Experimental Body-Input Three-Stage DC Offset Calibration Scheme for Memristive Crossbar Open
Reading several ReRAMs simultaneously in a neuromorphic circuit increases\npower consumption and limits scalability. Applying small inference read pulses\nis a vain attempt when offset voltages of the read-out circuit are decisively\nmore.…
View article: Modulation of Glial Responses by Furanocembranolides: Leptolide Diminishes Microglial Inflammation in Vitro and Ameliorates Gliosis In Vivo in a Mouse Model of Obesity and Insulin Resistance
Modulation of Glial Responses by Furanocembranolides: Leptolide Diminishes Microglial Inflammation in Vitro and Ameliorates Gliosis In Vivo in a Mouse Model of Obesity and Insulin Resistance Open
Neurodegenerative diseases are age-related disorders caused by progressive neuronal death in different regions of the nervous system. Neuroinflammation, modulated by glial cells, is a crucial event during the neurodegenerative process; con…
View article: Incoming Editorial
Incoming Editorial Open
Dear Readers, It is a great honor and privilege for me to start my two-year term of duty as Editor-in-Chief (EiC) of IEEE Transactions on Circuits and Systems—Part II: Express Briefs (TCAS-II) and I am very thankful to the IEEE Circuits an…
View article: Guest Editorial Special Issue on the 2019 ISICAS: A CAS Journal Track Symposium
Guest Editorial Special Issue on the 2019 ISICAS: A CAS Journal Track Symposium Open
This special issue of the IEEE Transactions on Circuits and Systems—Part II: Express Briefs (TCAS-II) includes papers presented at the International Symposium on Integrated Circuits and Systems (ISICAS), held in Venice, Italy, on 29–30 Aug…
View article: Index
Index Open
RC integrators,[125][126][127]138 macromodeling ΣΔMs, 274-275 SIMSIDES, 512-513 ADCs see Analog-to-digital conversion Amplifier finite DC gain, SIMSIDES, 218 Amplifiers, 308-317 characterization of the amplifier gain nonlinearity, 316-317 …
View article: SIMSIDES User Guide
SIMSIDES User Guide Open
View article: SIMSIDES Block Libraries and Models
SIMSIDES Block Libraries and Models Open
View article: A 0.9-V 100-<inline-formula> <tex-math notation="LaTeX">$\mu$ </tex-math> </inline-formula>W Feedforward Adder-Less Inverter-Based MASH <inline-formula> <tex-math notation="LaTeX">$\Delta\Sigma$ </tex-math> </inline-formula> Modulator With 91-dB Dynamic Range and 20-kHz Bandwidth
A 0.9-V 100-W Feedforward Adder-Less Inverter-Based MASH Modulator With 91-dB Dynamic Range and 20-kHz Bandwidth Open
A 0.9-V ΔΣ modulator integrated into a 0.18-μm CMOS technology for digitizing signals in low-power devices is presented in this paper. To do so, a cascade (multistage noise shaping) architecture based on an adder-less feedforward structure…
View article: Methodology to improve the model of series inductance in cmos integrated inductors
Methodology to improve the model of series inductance in cmos integrated inductors Open
This paper presents a systematic optimization methodology to achieve an accurate estimation of series inductance of inductors implemented in standard CMOS technologies. Proposed method is based on an optimization procedure which aims to ob…
View article: Guest Editorial Special Issue on the 2018 IEEE International Symposium on Circuits and Systems
Guest Editorial Special Issue on the 2018 IEEE International Symposium on Circuits and Systems Open
This special issue of IEEE Transactions on Circuits and Systems—Part II: Express Briefs (TCAS-II) represents a new co-publication initiative of the IEEE Circuits and Systems Society (CASS) to publish a selection of the best papers accepted…