Results 31 to 40 of about 664,662 (293)

Digital Testing of Analog Circuits [PDF]

open access: yesFayoum University Journal of Engineering
This research exploits digital techniques to test analog circuits. A novel test methodology and an optimization algorithm to generate the stimulus have been developed.
Mahmoud Moussa, Atef Salama
doaj   +1 more source

MOCA ARM: Analog Reliability Measurement based on Monte Carlo Analysis [PDF]

open access: yesJournal of Electrical and Computer Engineering Innovations, 2016
Due to the expected increase of defects in circuits based on deep submicron technologies, reliability has become an important design criterion. Although different approaches have been developed to estimate reliability in digital circuits and some ...
S. Taghipour, R. Niaraki Asli
doaj   +1 more source

An Introduction to High Sample Rate Nyquist Analog-to-Digital Converters

open access: yesIEEE Open Journal of the Solid-State Circuits Society, 2022
Increasingly wider band analog signals found in multiple information and communication technology applications, requiring real-time digital signal processing, demand analog-to-digital converters with ever higher sample rate. Several innovative techniques,
Gabriele Manganaro
doaj   +1 more source

Epigenetic reprogramming of lineage switching in cancer

open access: yesFEBS Letters, EarlyView.
Cancer cells rarely commit to a single identity. Epigenetic mechanisms and tumor microenvironment cues push epithelial cells toward flexible, hybrid states that can shift into mesenchymal, neuroendocrine, or stem‐like fates, driving metastasis, drug resistance, and tumor heterogeneity. Targeting the epigenetic regulators behind these transitions, using
Ezgi Boyvatlı   +4 more
wiley   +1 more source

Ge‐Based Visible‐Infrared Bipolar Floating‐Gate Phototransistor for Broad‐Spectrum Retinal Bionics

open access: yesAdvanced Science
Bipolar cells play a crucial role in perceiving, transmitting, and processing visual information by effectively segregating visual signals into ON and OFF pathways.
Qiancui Zhang   +7 more
doaj   +1 more source

Approximate analog computing with metatronic circuits

open access: yesCommunications Physics, 2021
All-optical platforms hold potential for fast and efficient analog computing, but are limited by their size and poor reconfigurability. Here, a zero-index nanophotonic platform enables post-Moore’s law analog optical computing, processing data with high ...
Mario Miscuglio   +8 more
doaj   +1 more source

Autophagy and mitophagy in pancreatic β‐cell homeostasis and their involvement in diabetes pathophysiology

open access: yesFEBS Letters, EarlyView.
This review focuses on the role of autophagy and mitophagy in maintaining pancreatic β‐cell function and homeostasis. We discuss how genetic defects affecting these pathways contribute to the development of type 1, type 2, monogenic, and gestational diabetes. We further explore their potential as therapeutic targets. Created in BioRender.
Yunkyeong Lee   +2 more
wiley   +1 more source

An Approach to Determine Noise Model Parameter for Submicron MOSFET from RF Noise Figure Measurement

open access: yesIEEE Journal of the Electron Devices Society
An extraction method to obtain the noise model parameter $T_{\mathrm { d}}$ in deep submicron MOSFETs directly from radio frequency (RF) scattering parameters and noise figure measurements is presented. A simplified noise equivalent circuit, along with
Hanqi Gao, Jing Jin, Jianjun Zhou
doaj   +1 more source

Metastatic niche shaped by host factors influences disseminated cancer cell fate

open access: yesFEBS Letters, EarlyView.
Metastasis is shaped not only by cancer cells but also by the environments they encounter. This review explores how factors such as aging, diet, the microbiome, lifestyle, and environmental exposures remodel organ‐specific niches in the lung, liver, bone, and brain, influencing where metastatic cells survive, remain dormant, or grow, and ultimately ...
Gwennan Delyth Ward   +2 more
wiley   +1 more source

Automated Observability Investigation of Analog Electronic Circuits using SPICE [PDF]

open access: yes, 2011
In the present paper, a computer-aided approach to fault observability investigation of linear analog circuits is developed. The method is based on sensitivity investigation of the test characteristics in the frequency domain.
Atanasov, Anton   +2 more
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