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Akademický článek
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Autor:
V.J. Anokhin, P.O. Savenko
Publikováno v:
IEEE Transactions on Antennas and Propagation. 45:744-747
The problem of synthesis of an optimum shape of a planar aperture and optimum amplitude-phase distribution over this aperture corresponding to a given power pattern is considered. The functional, which ensures minimization of the mean-square deflecti
Publikováno v:
10th International Conference on Mathematical Methods in Electromagnetic Theory, 2004..
A variational method for solution of the nonlinear vector spectral problem for the case of linear self-adjoint positively semi-definite operators functioning in real Hilbertian spaces with nonlinearly included spectral parameters, is stated in the re
Autor:
P.O. Savenko, V.J. Anokhin
Publikováno v:
MMET '96. VIth International Conference on Mathematical Methods in Electromagnetic Theory. Proceedings.
Several problems of synthesis of reflector antennas for a given power pattern are considered. The antenna consists of a cylindrical reflector and radiation source. The problems are solved in the approximation of induced currents. Falling on the refle
Autor:
P.O. Savenko
Publikováno v:
MMET Conference Proceedings. 1998 International Conference on Mathematical Methods in Electromagnetic Theory. MMET 98 (Cat. No.98EX114).
It is known, that antenna synthesis problems according to the prescribed amplitude directivity pattern belong to the class of essentially incorrect problems. The absence of demands on the phase directivity pattern under the conditions of the problem
Autor:
P.O. Savenko
Publikováno v:
DIPED - 2001. Proceedings of 6th International Seminar/Workshop on Direct and Inverse Problems of Electromagnetic and Acoustic Wave Theory (IEEE Cat. No.01TH8554).
The method of numerical solution of nonlinear inverse problems of the synthesis theory of radiating systems according to the given directivity pattern (DP) by power is stated. A variational statement of the problem, in which the mean-square deviation
Autor:
P.O. Savenko
Publikováno v:
Conference Proceedings 2000 International Conference on Mathematical Methods in Electromagnetic Theory (Cat. No.00EX413).
A numerical solution method of the synthesis problems of radiating systems after the given power directivity pattern (DP) is presented. On the operational level the variational statement of the problems that takes into account a mean-square discrepan
Autor:
Mykhaylo Andriychuk, P.O. Savenko
Publikováno v:
Conference Proceedings 2000 International Conference on Mathematical Methods in Electromagnetic Theory (Cat. No.00EX413).
The approach for solving the nonlinear synthesis problems of radiating systems according to the prescribed amplitude radiation pattern with due regard for the mutual coupling of separate radiators is proposed by an example of synthesis of a linear wa
Autor:
P.O. Savenko
Publikováno v:
DIPED - 2000. Proceedings of 5th International Seminar/Workshop on Direct and Inverse Problems of Electromagnetic and Acoustic Wave Theory (IEEE Cat. No.00TH8508).
As an example of the synthesis problem of a linear antenna according to the prescribed power directivity pattern (DP), the results of research of the structure and properties of nonlinear integrated equation solutions, which is the Euler one of the g