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Amplitude suppression of nongaussian sea clutter in a noncoherent bandpass path of the receiver

Abstract

The method of non-linear amplitude suppression of radar clutter from a sea surface in a noncoherent band path of the receiver is considered. The model of the most adequate nongaussian a radar clutter from the rough sea surface which envelope is based on K-distribution of density of probability is used. In model of noises it is considered internal gaussian receiver noise. For various values of parameters of model of clutter amplitude characteristics of a non-linear element and dependence of coefficient of suppression on the relation a clutter/noise are under construction.

About the Authors

E. A. Milashchenko
Уральский федеральный университет им. первого Президента России Б. Н. Ельцина
Russian Federation


A. A. Yazovsky
Уральский федеральный университет им. первого Президента России Б. Н. Ельцина
Russian Federation


References

1. Ward K, Tough R., Watts S. Sea clutter: scattering, the K distribution and radar performance. 2nd ed. Croydon: CPI Group Ltd, 2013. 586 p.

2. Antipov I. Simulation of sea clutter returns. Salisbury: DSTO Electronic and surveillance research laboratory, 1998. 71 p URL: http://digext6.defence.gov.au/dspace /bitstream/1947/4132/1/DSTO-TR-0679%20PR.pdf (дата обращения 02.10.2016).

3. Бакут П. А., Акимов П. С. Теория обнаружения сигналов. М.: Радио и связь, 1984. 440 с.

4. Валеев В. Г., Язовский А. А. Адаптивные нелинейные преобразователи для подавления негауссовских помех // Изв. вузов. Радиоэлектроника. 1987. Т. 30. № 8. С. 62-64.


Review

For citations:


Milashchenko E.A., Yazovsky A.A. Amplitude suppression of nongaussian sea clutter in a noncoherent bandpass path of the receiver. Journal of the Russian Universities. Radioelectronics. 2016;(4):3-6. (In Russ.)

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ISSN 1993-8985 (Print)
ISSN 2658-4794 (Online)