%0 Journal Article %T DEVELOPMENT OF THE USE OF NONLINEAR DYNAMICS METHODS FOR DETECTING RADIO SIGNALS WITH FREQUENCY-HOPPING SPREAD SPECTRUM USED IN COMMUNICATION CHANNELS OF UNMANNED AERIAL VEHICLES %A Gavrishev, A.A. %A Osipov, D.L. %K uav, fhss, radio frequency detection, hénon map, approximate model, nonlinear dynamics %J Siberian Fire and Rescue Bulletin %D 2021 %N 2021 %P 4 %I FSBEE HE Siberian Fire and Rescue Academy EMERCOM of Russia