Vol. 31 No. 2 (2026)

Electronic Systems and Signals № 01

A A Complex Method for Non-invasive Fetal Electrocardiogram Signal Extraction and Cardiac Arrhythmia Classification

Dmytro A. Shevchuk, PhD, Assoc. Prof. Nataliia Heorhiivna Ivanushkina

This study is devoted to the development of a complex method for extracting the fetal electrocardiogram (fECG) from non-invasive abdominal recordings and for the…

#abdominal electrocardiogram #fetal electrocardiogram #arrhythmia #blind source separation

p. 356487.1-356487.11

10.20535/2523-4455.mea.356487

Electronic Systems and Signals № 02

Simulation Modeling of a Filter-Compensating Converter for a Three-Phase Three-Wire Network

Ivan Andriiovych Vakulenko, PhD, Assoc. Prof. Dmytro Anatoliiovych Mykolaiets, PhD, Assoc. Prof. Kateryna Serhiivna Klen

This paper addresses the critical issue of power quality degradation in modern power systems caused by the proliferation of non-linear loads. The study focuses on the…

#filter-compensating converter #three-phase three-wire network #power quality #total harmonic distortion

p. 361138.1-361138.6

10.20535/2523-4455.mea.361138

Electronic Systems and Signals № 03

Quasistatic Identification of The Shading Structure of Solar Panels by The Method of Cardinal Number Vectors

PhD, Assoc. Prof. Olena Olehivna Abakumova, Dr.Sc.(Eng.), Prof. Valerii Yakovych Zhuikov, Mykola O. Lukianov

In the article the problem of identification the shading structure of solar panels is considered. The relevance of the study is conditioned by the necessity of rapid and…

#solar panels #photovoltaic surface #shadow structure modeling #quasistatic identification

p. 362283.1-362283.7

10.20535/2523-4455.mea.362283

Acoustical devices and systems № 04

Experimental Study of the Frequency Characteristics of MEMS Microphones for Railway Noise Monitoring

Vitalii R. Prus, PhD, Assoc. Prof. Oleksii Viktorovych Bogdanov

Abstract–The paper presents the results of an experimental study of the acoustic characteristics of modular MEMS microphones INMP441 and SPH0645, aimed at their…

#acoustic monitoring #MEMS microphone #amplitude-frequency response #directivity pattern

p. 359669.1-359669.6

10.20535/2523-4455.mea.359669

Acoustical devices and systems № 05

Practical Method of Estimating Safe Sounds for a Person with PTSD

Anastasiia Volodymyrivna Pareniuk, PhD Dmytro Volodymyrovych Pareniuk, PhD, Researcher Kateryna L. Rudenka

Purpose. The study is intended to explore the usability and effectiveness of the acoustic environment safety estimation method in relation to potentially triggering…

#PTSD #environmental acoustics #MFCC #power spectral density

p. 359648.1-359648.12

10.20535/2523-4455.mea.359648