I.V. Donets – Ph. D. (Phys.-Math.), Associate Professor, Head of Sector, JSC «VNII «Gradient» (Rostov-on-Don) E-mail: ivdonets@rambler.ru

Ya.A. Reizenkind – Ph. D. (Phys.-Math.), Senior Research Scientist, JSC «VNII «Gradient» (Rostov-on-Don) E-mail: jar@ip.rsu.ru

V.N. Shevchenko – Dr. Sc. (Eng.), Professor, JSC «VNII «Gradient» (Rostov-on-Don)

On the base of variational method, the new numerically effective procedures of echo-signals parameters estimation in passive coherent radar systems have been developed. These procedures are suitable for mobile objects echo-signals detection and their parameters estimation in real time.

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