Assessment of the capabilities and prediction of the characteristics of the atmospheric waveguide channel of radar signals propagation
- 1 “Academician A.L. Mints Radiotechnical Institut” JSC (Moscow, Russia); A.M. Obukhov Institute of Atmospheric Physics of RAS (Moscow, Russia)
- 2 “Academician A.L. Mints Radiotechnical Institut” JSC (Moscow, Russia)
Abstract
On the basis of the ray and mode representation, a radar model of appearance of a waveguide channel over the sea surface is described, which makes it possible to observe targets in the shadow region at large distances compared to a direct-action radar system. Necessary and sufficient conditions for the existence of a waveguide channel for VHF waves in the near-water tropospheric layer with certain electrical properties are presented. Estimates for the number of modes excited in the waveguide, as well as a limitation on the wavelength of the radio signal are given. It is concluded that further research is needed to use the described effect in applied developments.
- Received
- 16.05.2022
- Approved after review
- 27.05.2022
- Accepted
- 22.06.2022
How to cite
Виноградов А.Г., Теохаров А.Н. Оценка возможностей и прогнозирование характеристик приводного (волноводного) атмосферного канала распространения радиолокационных сигналов // Наукоемкие технологии. 2022. Т. 23. № 5. С. 49−57. DOI: https:// doi.org/10.18127/j19998465-202205-07
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