Time modulation array sideband suppression method based on sequence second-order cone algorithm
The invention discloses a time modulation array sideband suppression method based on a sequence second-order cone algorithm. The method comprises the following steps: firstly, giving a time modulationarray optimization model, and under the constraint conditions of a peak sidelobe level, a peak sidel...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses a time modulation array sideband suppression method based on a sequence second-order cone algorithm. The method comprises the following steps: firstly, giving a time modulationarray optimization model, and under the constraint conditions of a peak sidelobe level, a peak sidelobe level, an excitation maximum amplitude and a main lobe azimuth angle direction, realizing an objective function with the maximum radiation field intensity in a specified direction by optimizing the excitation amplitude phase of each array element and the conduction time of a switch; convertingan initial multi-dimensional nonlinear model into a side lobe suppression problem and a sideband suppression problem on the premise of ensuring that the feasible solution space is not changed, and respectively solving the two problems; solving the side lobe suppression model directly by using a convex optimization problem; converting the sideband suppression model into a sequence second-order coneproblem for solving after |
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