Results 21 to 30 of about 225,893 (305)

Passive Loop Filter Assistance for CTSDMs [PDF]

open access: yesIEEE Transactions on Circuits and Systems II: Express Briefs, 2017
This brief presents a power reduction technique for continuous time sigma–delta modulators (CTSDMs). The approach consists of two elements. First, a passive low-pass filter is added in front of the modulator’s loop filter to reduce the high frequency components in the loop.
Dries Vercaemer   +2 more
openaire   +2 more sources

Passive Noise Filtering by Cellular Compartmentalization [PDF]

open access: yesCell, 2016
Chemical reactions contain an inherent element of randomness, which presents itself as noise that interferes with cellular processes and communication. Here we discuss the ability of the spatial partitioning of molecular systems to filter and, thus, remove noise, while preserving regulated and predictable differences between single living cells.
Stoeger, Thomas   +2 more
openaire   +2 more sources

Passive bandpass filters for modern microwave communication systems

open access: yesФизика волновых процессов и радиотехнические системы
Background. Bandpass filters are an integral part of any radio engineering systems and modern communication systems. Research and development of new passive components is due to growing need for such elements for modernization and creation of new modern ...
Aleksey S. Koigerov   +3 more
doaj   +1 more source

Attitude Estimation and Control Using Linear-Like Complementary Filters: Theory and Experiment [PDF]

open access: yes, 2015
This paper proposes new algorithms for attitude estimation and control based on fused inertial vector measurements using linear complementary filters principle.
Benallegue, A.   +4 more
core   +2 more sources

Genetic and combinatorial algorithms for optimal sizing and placement of active power filters

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2015
The paper deals with cost effective compensator placement and sizing. It becomes one of the most important problems in contemporary electrical networks, in which voltage and current waveform distortions increase year-by-year reaching or even exceeding ...
Maciążek Marcin   +2 more
doaj   +1 more source

Transconductor and integrator circuits for integrated bipolar video frequency filters [PDF]

open access: yes, 1989
A description is presented of novel transconductor and integrator circuits which can be used in integrated video frequency filters in bipolar technology.
Heij, W.J.A. de   +2 more
core   +2 more sources

Review of oscillations in VSC-HVDC systems caused by control interactions

open access: yesThe Journal of Engineering, 2019
Owing to the fast control response and distinct characteristics of the voltage source converter (VSC), various types of oscillation incidents related to the VSC-HVDC systems have been observed around the world.
Congqi Yin   +3 more
doaj   +1 more source

Minimization of power losses in passive power filters

open access: yesИзвестия высших учебных заведений: Проблемы энергетики, 2022
THE PURPOSE. Broadband passive filters (BBF) are an effective measure to mitigate harmonic resonance in power systems with nonlinear harmonic producing loads.
N. P. Boyarskaya   +4 more
doaj   +1 more source

The optimal passive filters to minimize voltage harmonic distortion at a load bus [PDF]

open access: yes, 2005
This material is posted here with permission of the IEEE. Such permission of the IEEE does not in any way imply IEEE endorsement of any of Brunel University's products or services. Internal or personal use of this material is permitted.
Zobaa, AF
core   +1 more source

Optimal passive filter design for effective utilization of cables and transformers under non-sinusoidal conditions [PDF]

open access: yes, 2014
Transformers and cables have overheating and reduced loading capabilities under non-sinusoidal conditions due to the fact that their losses increases with not only rms value but also frequency of the load current.
Aleem, SHEA   +3 more
core   +1 more source

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