Results 21 to 30 of about 39,979,704 (286)

On the issue of numerical transformation of seismological signal

open access: yesГеофизический журнал, 2012
This article is devoted to conversion of seismic analog signal to digital code. The conversion is done by means of microprocessor instead of digital signal processor. This makes the data handling cheaper retaining its efficiency.
I. Yu. Mikhaylik, K. V. Petrenko
doaj   +1 more source

On Full-Duplex Radios With Modulo-ADCs

open access: yesIEEE Open Journal of the Communications Society, 2021
Wireless full-duplex (FD) transceivers have become more commonplace in the recent years, enabled by improvements in hardware as well as in signal processing algorithms dedicated to self-interference (SI) mitigation.
Luis G. Ordonez   +4 more
doaj   +1 more source

System and Method for Analog-to-Digital Signal Conversion [PDF]

open access: yes, 2022
Example embodiments relate to systems and methods for analog-to-digital signal conversion. One embodiment includes a system for analog-to-digital signal conversion. The system includes an analog input signal.
Timmermans, Martijn   +2 more
core   +2 more sources

Doubling-resolution analog-to-digital conversion based on PIC18F45K80

open access: yesThe Journal of Engineering, 2014
Aiming at the analog signal being converted into the digital with a higher precision, a method to improve the analog-to-digital converter (ADC) resolution is proposed and described. Based on the microcomputer PIC18F45K80 in which the internal ADC modules
Yueyang Yuan, Chongchang Yang
doaj   +1 more source

Digital radio over fibre for future broadband wireless access network solution [PDF]

open access: yes, 2010
Copyright @ 2010 IEEEDigital systems are more flexible and environment-process-tolerant than analogue systems. They are more reliable and robust against cross-talk, interference and channel noises, and are capable of covering higher dynamic range than ...
Mehdi Fakhraie, S   +7 more
core   +1 more source

Breakthroughs in Photonics 2012: Generation of Modulated Optical Signals for Optical Fiber Communications

open access: yesIEEE Photonics Journal, 2013
Recent advances in transmitters for optical fiber communications that exploit the powerful capabilities of digital signal processing and digital-to-analog conversion are reviewed.
J. C. Cartledge, A. S. Karar
doaj   +1 more source

Early Body Mass Index z‐Score Change and Resolution of Severe Malnutrition in Children With Sickle Cell Anemia in a Low‐Income Setting: A Prospective Single‐Arm Extension Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Children with sickle cell anemia (SCA) in low‐income settings are at risk of severe malnutrition, but optimal nutritional management has not been established. We evaluated an intensified ready‐to‐use therapeutic food (RUTF) regimen in children with persistent severe malnutrition after initial treatment and assessed whether early ...
Safiya Gambo   +9 more
wiley   +1 more source

Features of the implementation of a digital-to-analog conversion based on pulse-width modulation and an RC circuit

open access: yesИзвестия Томского политехнического университета: Промышленная кибернетика
In scientific, educational, and technical applications, smooth voltage regulation over a specific range is often required. Most modern devices are controlled by digital microcontrollers, necessitating specialized devices – digital-to-analog conversion ...
Kirill A. Volobuev   +3 more
doaj   +1 more source

Exercise Capacity, Physical Activity, Fatigue, and Neurocognitive Function in Adult Survivors of Childhood Acute Lymphoblastic Leukemia

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Adult survivors of childhood acute lymphoblastic leukemia (ALL) are at risk of reduced exercise capacity, decreased physical activity levels, persistent fatigue, and neurocognitive deficits. The aim was to investigate exercise capacity and physical activity levels of adult survivors of childhood ALL and their associations with ...
Laura Jess   +5 more
wiley   +1 more source

Spatial and single‐nuclei transcriptomics reveals idiosyncratic and generic patterns in papillary and anaplastic thyroid cancers

open access: yesMolecular Oncology, EarlyView.
Matched spatial transcriptomics and single‐nuclei RNA‐seq were generated for anaplastic and BRAFV600E papillary thyroid cancers revealing generic and tumor‐specific states occurring in cancer cells and in the tumor microenvironment. In this context, cancer dedifferentiation mirrored organoid maturation through ordered thyroid marker gain/loss ...
Adrien Tourneur   +11 more
wiley   +1 more source

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