Results 11 to 20 of about 140,474 (263)

A complementary integrated Transformer network for hyperspectral image classification

open access: yesCAAI Transactions on Intelligence Technology, 2023
In the past, convolutional neural network (CNN) has become one of the most popular deep learning frameworks, and has been widely used in Hyperspectral image classification tasks.
Diling Liao, Cuiping Shi, Liguo Wang
doaj   +1 more source

Error Analysis of Air-Core Coil Current Transformer Based on Stacking Model Fusion

open access: yesEnergies, 2021
Air-core coil current transformer is a key piece of equipment in the digital substation development. However, it is more vulnerable to various faults when compared with the traditional electromagnetic current transformer.
Zhenhua Li   +9 more
doaj   +1 more source

Investigating the Shielding Effect of Pulse Transformer Operation in Isolated Gate Drivers for SiC MOSFETs

open access: yesEnergies, 2021
Wide-bandgap technology evolution compels the advancement of efficient pulse-width gate-driver devices. Integrated enhanced gate-driver planar transformers are a source of electromagnetic disturbances due to inter-winding capacitances, which serve as a ...
Loreine Makki   +4 more
doaj   +1 more source

High-Frequency LLC Resonant Converter with GaN Devices and Integrated Magnetics

open access: yesEnergies, 2019
In this study, a light emitting diode (LED) driver containing an integrated transformer with adjustable leakage inductance in a high-frequency isolated LLC resonant converter was proposed as an LED lighting power converter.
Yu-Chen Liu   +4 more
doaj   +1 more source

An integrated microring circuit design for optoelectronic transformer applications [PDF]

open access: yes, 2018
The on-chip scale circuit of the optoelectronic transformer is designed and manipulated using the microring resonator system. By using the monochromatic input light source, the electro-optic signals can be generated and functioned as the step up and down
Ali, J.   +9 more
core   +2 more sources

Multilevel single phase isolated inverter with reduced number of switches [PDF]

open access: yes, 2018
This paper proposes a cascaded single phase multilevel inverter using an off-the-shelf three-phase inverter and transformer. The concept is based on a cascaded connection of two inverter legs using a typical three phase inverter in such a way that the ...
Atef Abbas Elsaharty, Mohamed   +3 more
core   +1 more source

Cellulose Degradation and Transformer Fault Detection by the Application of Integrated Analyses of Gases and Low Molecular Weight Alcohols Dissolved in Mineral Oil

open access: yesEnergies, 2022
This article presents a method for quantification of methanol and ethanol integrated in the same gas-chromatographic run with a quantification of gases dissolved in mineral oil, making it an integrated tool in transformer diagnostics.
Draginja Mihajlovic   +3 more
doaj   +1 more source

Fully integrated CMOS power amplifier design using the distributed active-transformer architecture [PDF]

open access: yes, 2002
A novel on-chip impedance matching and power-combining method, the distributed active transformer is presented. It combines several low-voltage push-pull amplifiers efficiently with their outputs in series to produce a larger output power while ...
Aoki, Ichiro   +3 more
core   +1 more source

SQUID developments for the gravitational wave antenna MiniGRAIL [PDF]

open access: yes, 2007
We designed two different sensor SQUIDs for the readout of the resonant mass gravitational wave detector MiniGRAIL. Both designs have integrated input inductors in the order of 1.5 muH and are planned for operation in the mK temperature range.
de Waard, A.   +6 more
core   +4 more sources

Less-conventional low-consumption galvanic separated MOSFET-IGBT gate drive supply [PDF]

open access: yes, 2017
A simple half-bridge, galvanic separated power supply which can be short circuit proof is proposed for gate driver local supplies. The supply is made while hacking a common mode type filter as a transformer, as the transformer shows a good insulation, it
Bikorimana, Jean Marie Vianney   +1 more
core   +3 more sources

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