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Articles by keyword sensor diagnostics
New capabilities of wideband cognitive communication systems operating over ionospheric HF radio channels with intramode dispersion

D.V. Ivanov1, V.A. Ivanov2, N.V. Ryabova3, V.V. Ovchinnikov4

1-4 Volga State University of Technology (Yoshkar-Ola, Russia)

Expanding undistorted transmission bandwidth for HF communications by leveraging the physical effect of intramode dispersion type transition

D.V. Ivanov1, V.A. Ivanov2, V.V. Ovchinnikov3

1–3 Volga state university of technology (Yoshkar-Ola, Russia)

1 IvanovDV@volgatech.net, 2 IvanovVA@volgatech.net, 3 OvchinnikovVV@volgatech.net

Dispersion effects in ionospheric radio channels Part 2. Types of time-frequency dispersion

D.V. Ivanov1, V.A. Ivanov2, M.I. Ryabova3, V.V. Ovchinnikov4

1-4 Volga State University of Technology (Yoshkar-Ola, Russia)

1 IvanovDV@volgatech.net; 2 IvanovVA@volgatech.net; 3 RyabovaMI@volgatech.net; 4 OvchinnikovVV@volgatech.net

Enhancing the reliability of short message reception by simultaneously using frequency-time spreading and sensor diagnostics

D.V. Ivanov1, V.A. Ivanov2, N.V. Ryabova3, A.R. Laschevsky4

1–4 Volga State University of Technology (Yoshkar-Ola, Russia)

1 IvanovDV@volgatech.net, 2 IvanovVA@volgatech.net, 3 RyabovaNV@volgatech.net, 4 LashhevskijAR@volgatech.net