Radiotekhnika
Publishing house Radiotekhnika

"Publishing house Radiotekhnika":
scientific and technical literature.
Books and journals of publishing houses: IPRZHR, RS-PRESS, SCIENCE-PRESS


Тел.: +7 (495) 625-9241

 

The method of monopulse radar protection in antenna main lobe jamming conditions

Keywords:

D.S. Grigoryan – Ph. D. (Eng.), Dr. Sc. Candidate, Vasilevsky Military Academy of Air Defense Forces RF (Smolensk). E-mail: dan-grigoryan@yandex.ru S.A. Torbin – Post-graduate Student, Vasilevsky Military Academy of Air Defense Forces RF (Smolensk). E-mail: torbin-s@mail.ru


One of the essential problems watching monopulse radar protection (RLS) is impossibility to accompany the purpose at suppression unceasing by active noise hindrance (ASHP) with directions main petal diagrams to directivities (DN) of the antennas, when ways time or frequency breeding do not work because of continuity of the hindrance and big width of her(its) spectrum. The Results of the basic researches and modeling speak of possibility of the using the way of the measurement of the angular unbalances to account cone-shaped deployment. Purpose of the work - a study to capacity to work of the way of the measurement angular unbalances to account of the cone-shaped deployment total DN on issue at suppression ASHP on main petal DN antennas sector (quadrant) MIP, stright used as element of the adaptive antenna lattice. Follows to note that cone-shaped deployment has and their own defect. time of the reception of the estimation greatly in contrast with amplitude more, phase and bags-madder- MIP, since that create amounting to zone practically instant. Also cone-shaped scan to subject to return hindrance on direction. However when the question is MIP with digital shaping signal on issue and digital processing on acceptance then with processing bending around cone-shaped scan can be executed and standard monopulse processing signal. In the event of return hindrance on direction position to purposes will allow to calculate, for instance, algorithms total-разностной of the processing. Besides, can parallel guide processing a signal with superperresolution. The Main conclusion is concluded in that that, parallel combination of the cone-shaped scan DN in the aggregate with different methods of the compensations and superperresolution signal can provide firm spying for purpose in condition ASHP, acting on the main and lateral petal DN antennas.
References:

 

  1. Veksin S.I. Kompensacija pomekh po bokovym lepestkam v doplerovskikh golovkakh samonavedenija. Bortovye RLS i radiolokacionnye golovki samonavedenija upravljaemykh raket // Radiotekhnika. 2002. № 9. S. 76−86.
  2. Kozlov S.V., Karpukhin V.I., Sergeev V.I. Sintez variantov struktury radiolokacionnykh izmeritelejj uglovykh koordinat s adaptivnojj prostranstvennojj kompensaciejj pomekh // Antenny. 2010. № 6 (157). S. 71−76.
  3. Grigorjan D.S. Vlijanie neidentichnostejj amplitudno-chastotnykh kharakteristik priemnykh kanalov cifrovojj antennojj reshetki na vozmozhnost sverkhrazreshenija istochnikov izluchenija po prostranstvu // Radiotekhnika. 2009. № 10. S. 27−36.
  4. K. KHelstrom. Statisticheskaja teorija obnaruzhenija signalov / Per. s angl. pod red. JU.B. Kobzareva. M.: Izd–vo inostrannojj literatury. 1963. 431 s.
  5. Monzingo R.A., Miller T.U. Adaptivnye antennye reshetki. Vvedenie v teoriju. M.: Radio i svjaz. 1986. 448 s.
  6. Grigorjan D.S. Predvaritelnaja kogerentnaja obrabotka dannykh v zadachakh cifrovogo spektralnogo analiza radiosignalov so sverkhrazresheniem // Radiotekhnika. 2012. № 6. S. 5−20.

 

June 24, 2020
May 29, 2020

© Издательство «РАДИОТЕХНИКА», 2004-2017            Тел.: (495) 625-9241                   Designed by [SWAP]Studio