Journal of Siberian Federal University. Engineering & Technologies / Immunity of the Data Transmission Channel with FHSS when Soft Decoding by Means of Spectral Density Estimation of Interference Power

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Issue
Journal of Siberian Federal University. Engineering & Technologies. 2020 13 (7)
Authors
Berdychev, Valery P.; Bliznyuk, Alexander A.; Zhironkin, Sergey B.; Pshenitsyn, Andrey A.; Kuchin, Alexander A.
Contact information
Бердышев, В.П.: Военная академия воздушно-космической обороны им. Маршала Советского Союза Г.К. Жукова Российская Федерация, Тверь; Близнюк, А.А.: Военная академия воздушно-космической обороны им. Маршала Советского Союза Г.К. Жукова Российская Федерация, Тверь; Жиронкин, С.Б.: Военная академия воздушно-космической обороны им. Маршала Советского Союза Г.К. Жукова Российская Федерация, Тверь; Пшеницын, А.А.: Военная академия воздушно-космической обороны им. Маршала Советского Союза Г.К. Жукова Российская Федерация, Тверь; Кучин, А.А.: Военная академия воздушно-космической обороны им. Маршала Советского Союза Г.К. Жукова Российская Федерация, Тверь; Berdychev, Valery P.: Military Academy of Aero-Space Defenсe named after Marshal of Soviet Union G.K. Zhukov Tver, Russian Federation; Bliznyuk, Alexander A.: Military Academy of Aero-Space Defenсe named after Marshal of Soviet Union G.K. Zhukov Tver, Russian Federation; ; Zhironkin, Sergey B.: Military Academy of Aero-Space Defenсe named after Marshal of Soviet Union G.K. Zhukov Tver, Russian Federation; Pshenitsyn, Andrey A.: Military Academy of Aero-Space Defenсe named after Marshal of Soviet Union G.K. Zhukov Tver, Russian Federation; Kuchin, Alexander A.: Military Academy of Aero-Space Defenсe named after Marshal of Soviet Union G.K. Zhukov Tver, Russian Federation;
Keywords
signal-to-noise ratio; posterior probability; concatenated coding; noise immunity; soft-decision decoding; coherent data transmission channel
Abstract

The characteristics of noise immunity of a coherent data transmission channel with Frequency Hopping Spread Spectrum (FHSS), orthogonal signals and Reed-Solomon code with its soft decoding have been obtained using spectral density estimation of interference power, which is a combination of two Gaussian noise interference, they are barrage jamming and one concentrated in the FHSS band part. It is found that when the volume of an orthogonal signals ensemble increases, noise immunity rises due to the accuracy growth of the spectral density estimation of the interference power, which in turn provides an accuracy growth of posterior probability estimation used for soft-decision decoding

Pages
843–854
DOI
10.17516/1999-494X-0270
Paper at repository of SibFU
https://elib.sfu-kras.ru/handle/2311/137806

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