Results 31 to 40 of about 894,719 (302)

A Low-Power Voltage Reference Cell with a 1.5 V Output

open access: yesJournal of Low Power Electronics and Applications, 2018
A low-power voltage reference cell for system-on-a-chip applications is presented in this paper. The proposed cell uses a combination of standard transistors and thick-oxide transistors to generate a voltage above 1 V.
Mir Mohammad Navidi, David W. Graham
doaj   +1 more source

A Reference Voltage Self-Correction Method for Capacitor Voltage Offset Suppression of Three-Phase Four-Switch Inverter-Fed PMSM Drives

open access: yesWorld Electric Vehicle Journal, 2022
This paper proposes a capacitor voltage offset suppression method based on reference voltage self-correction for a three-phase four-switch (TPFS) inverter-fed permanent magnet synchronous motor (PMSM) drive system to improve the motor control performance.
Wei Chen   +3 more
doaj   +1 more source

Sensorless position control of permanent magnet motors with pulsating current injection and compensation of motor end-effects [PDF]

open access: yes, 2011
The sensorless position control of permanent-magnet motors is successfully implemented by superimposing a high-frequency voltage signal on the voltage reference or adding a high-frequency current signal to the current reference.
Cupertino, F.   +3 more
core   +1 more source

Voltage stability analysis of load buses in electric power system using adaptive neuro-fuzzy inference system (anfis) and probabilistic neural network (pnn) [PDF]

open access: yes, 2017
This paper presents the application of neural networks for analysing voltage stability of load buses in electric power system. Voltage stability margin (VSM) and load power margin (LPM) are used as the indicators for analysing voltage stability.
Ab Ghani, Ahmad Raqib   +4 more
core   +1 more source

Ultra-Low Power High Temperature and Radiation Hard Complementary Metal-Oxide-Semiconductor (CMOS) Silicon-on-Insulator (SOI) Voltage Reference

open access: yesSensors, 2013
This paper presents an ultra-low power CMOS voltage reference circuit which is robust under biomedical extreme conditions, such as high temperature and high total ionized dose (TID) radiation.
El Hafed Boufouss   +5 more
doaj   +1 more source

Generalised overmodulation approach applied to symmetrical and asymmetrical cascaded multilevel converters with faults on the converter power cells

open access: yesThe Journal of Engineering, 2019
In this work, a generalised hybrid overmodulation strategy for symmetrical and asymmetrical cascaded multilevel converters with faulty cells is proposed.
Fernanda Carnielutti, Humberto Pinheiro
doaj   +1 more source

Electronic load for testing power generating devices [PDF]

open access: yes, 1968
Instrument tests various electric power generating devices by connecting the devices to the input of the load and comparing their outputs with a reference voltage. The load automatically adjusts until voltage output of the power generating device matches
Friedman, E. B., Stepfer, G.
core   +1 more source

Tuning the onset voltage of resonant tunneling through InAs quantum dots by growth parameters [PDF]

open access: yes, 2002
We investigated the size dependence of the ground state energy in self-assembled InAs quantum dots embedded in resonant tunneling diodes. Individual current steps observed in the current-voltage characteristics are attributed to resonant single-electron ...
Hapke-Wurst, I.   +5 more
core   +4 more sources

European Standard Clinical Practice Guideline and EXPeRT Recommendations for the Diagnosis and Management of Gastroenteropancreatic Neuroendocrine Neoplasms in Children and Adolescents

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Pediatric gastroenteropancreatic neuroendocrine neoplasms (GEP‐NENs) are extremely rare and clinically heterogeneous. Management has largely been extrapolated from adult practice. This European Standard Clinical Practice Guideline (ESCP), developed by the EXPeRT network in collaboration with adult NEN experts, provides (adult) evidence ...
Michaela Kuhlen   +23 more
wiley   +1 more source

Method and apparatus for frequency spectrum analysis [PDF]

open access: yes, 1992
A method for frequency spectrum analysis of an unknown signal in real-time is discussed. The method is based upon integration of 1-bit samples of signal voltage amplitude corresponding to sine or cosine phases of a controlled center frequency clock which
Cole, Steven W.
core   +1 more source

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