On a New Method for Approximation of Squares of Atomic Functions ha(x) by Nonnegative Rational Fractions
KA Budunova, VF Kravchenko - Journal of Communications Technology …, 2021 - Springer
For the first time, a method is considered that makes it possible to synthesize stable filters
with magnitude responses approximating the atomic functions h _ a (x). The atomic filters …
with magnitude responses approximating the atomic functions h _ a (x). The atomic filters …
Digital frequency-selective filters based on spectra of atomic functions
KA Budunova, VF Kravchenko, VI Pustovoit - Journal of Communications …, 2019 - Springer
A method for synthesis of digital low-pass filter (LPF) based on spectra of atomic functions h
_ a (x) is first proposed. Compactly supported function h _ a (x) is a solution to the problem of …
_ a (x) is first proposed. Compactly supported function h _ a (x) is a solution to the problem of …
Truncation error bound for the Kravchenko–Kotelnikov series
KA Budunova, VF Kravchenko, VI Pustovoit - Journal of Communications …, 2018 - Springer
The truncation error of the Kravchenko–Kotelnikov series, which is a generalization of the
Whittaker–Kotelnikov–Shannon series, is studied. The basis functions of the Kravchenko …
Whittaker–Kotelnikov–Shannon series, is studied. The basis functions of the Kravchenko …
New Digital Infinite Impulse Response Filters on Atomic Function ha(x)
KA Budunova, VF Kravchenko - 2021 Photonics & …, 2021 - ieeexplore.ieee.org
Digital infinite impulse response low pass filters on atomic functions h_a (x) are first
proposed. Due to its compactly support and the presence of interval where it is constant …
proposed. Due to its compactly support and the presence of interval where it is constant …
Application of the family of Kravchenko-rvachev atomic weight functions (windows) in Welch method EEG power spectral density estimation
KA Budunova, VF Kravchenko… - 2019 PhotonIcs & …, 2019 - ieeexplore.ieee.org
Application of atomic weight functions to the spectral analysis of electroencephalograms
(EEG) is considered. In EEG signals several patterns of rhythmic or periodic activity are …
(EEG) is considered. In EEG signals several patterns of rhythmic or periodic activity are …
3D filtering of images corrupted by additive-multiplicative noise
VF Kravchenko, VI Ponomaryov, VI Pustovoit… - Doklady …, 2020 - Springer
A novel method for filtering images contaminated by mixed (additive-multiplicative) noise is
substantiated and implemented for the first time. The method includes several stages: the …
substantiated and implemented for the first time. The method includes several stages: the …
Features of self-organization of objects with a fractal structure of dendritic geometry
DD Ruzhitskaya, SB Ryzhikov… - Moscow University Physics …, 2021 - Springer
Features of self-organization models of dendritic objects are reviewed. The features of
scaling of dendritic structures in light fields, which manifest themselves in the form of stable …
scaling of dendritic structures in light fields, which manifest themselves in the form of stable …
Noise-immune communication with orthogonal frequency division multiplexing using Kravchenko weight function processing
VF Kravchenko, LE Nazarov, VI Pustovoit - Doklady mathematics, 2020 - Springer
Signal structures based on OFDM signals and error-correcting codes resistant to the
influence of spectrum-concentrated noise are described. An algorithm for receiving such …
influence of spectrum-concentrated noise are described. An algorithm for receiving such …
Using kravchenko weight functions to improve noise tolerance of OFDM signal reception in the presence of spectrum-concentrated interference
AS Zudilin, VF Kravchenko, LE Nazarov… - Journal of …, 2020 - Springer
In this paper, we describe some algorithms for generating and receiving structures based on
orthogonal frequency division multiplexing (OFDM) signals that are robust to spectrum …
orthogonal frequency division multiplexing (OFDM) signals that are robust to spectrum …
Construction of Wavelets Based on Exponential Atomic Functions hupa(x) and Harmonic Functions scupb(x) and gk(x)
VF Kravchenko, YY Konovalov - Journal of Communications Technology …, 2023 - Springer
The possibility of constructing wavelets based on convolutions with a rectangular impulse of
exponential and harmonic atomic functions has been studied. Some properties of …
exponential and harmonic atomic functions has been studied. Some properties of …