Hordhac anteenooyinkooda-Log-periodic and fields their application

Theanteenada log-periodicwaa qaabka anteenada ee la door bidayo anteenooyinka jihada-soo noqnoqda-yar ee ultra-ballaaran.Waxay leedahay sifooyin faa'iido dhexdhexaad ah, bandwidth inta jeer ee hawlgalka, iyo joogteynta waxqabadka wanaagsan ee band inta jeer ee hawlgalka.Ku haboon meelaha sida meelaha go'an, baabuurta, iyo sabuuradaha maraakiibta, anteenooyinka log-periodic ee awood u leh muddo dheer, xasilloon, iyo hawlgal la isku halayn karo ayaa ah qaabka antenna ee la doorbido ee loogu talagalay anteenooyinka jihada ultra-wideband ee hooseeya, oo leh faa'iido dhexdhexaad ah, soo noqnoqoshada hawlgalka bandwidth, iyo joogteynta waxqabadka gudaha band soo noqnoqda hawlgalka.Tilmaamo wanaagsan.Waxay ku habboon tahay boosaska go'an, baabuurka lagu rakibay, markabka lagu rakibay iyo meelaha kale ee sidayaal, waxayna u shaqayn kartaa si adag oo la isku halleyn karo muddo dheer.