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Journal Radioengineering №5 for 2015 г.
Article in number:
Efficiency of signal processing on a background of Gaussian and non-Gaussian interferences in radiosystem with optimal spatial structure
Keywords:
optimization
interferences compensation
spatial structure
interferences complex
non-Gaussian interferences
spatial processing
antenna array
signal-to-interference ratio
Authors:
Yu.N. Parshin - Dr.Sc. (Eng.), Professor, Head of Department of Radio Engineering Devices, Ryazan State Radio Engineering University. E-mail: parshin51@mail.ru
S.I. Gusev - Ph.D. (Eng.), Associate Professor, Leading Research Scientist, Deptartment of Space Technologies, Department of Radio Engineering Devices, Ryazan State Radio Engineering University. E-mail: s.i.gusev@inbox.ru
S.V. Kolesnikov - Senior Lecturer, Department of Radio Engineering Devices, Ryazan State Radio Engineering University. E-mail: sergey_v.k@mail.ru
Abstract:
The analysis of estimation-correlation-compensation signal processing algorithm in presence of both broadband Gaussian interferences and a non-Gaussian interference is carried out. It is assumed that the processing realized by optimizing amplitude-phase distribution at the aperture of antenna array, by optimizing the spatial structure of processing system, as well as by the subsequent non-linear compensation of non-Gaussian interference and by correlation processing. Analytical expression for the signal-to-interference ratio obtained, thereby allowing optimization of the spatial structure. Based on the analytical expression of the signal-to-interference ratio, spatial structure for various signal-to-interference situations optimized.
Pages: 88-96
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