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 habboon meelaha sidaha sida boosaska go'an, baabuurta, iyo boodhadhka maraakiibta, anteenooyinka log-periodic ee awood u leh in ay muddo dheer shaqeeyaan, xasilloon, iyo hawlgal la isku halleyn karo ayaa ah qaabka anteenada la doorbido ee loogu talagalay anteenooyinka jihada-hooseeya ee ultra-wideband, oo leh faa'iido dhexdhexaad ah, xawaaraha xawaaraha hawlgalka, iyo joogteynta waxqabadka gudaha band soo noqnoqda hawlgalka. Tilmaamo wanaagsan. Waxay ku habboon tahay jagooyinka go'an, baabuurka lagu rakibay, maraakiibta lagu rakibay iyo meelaha kale ee sidayaal, waxayna u shaqayn kartaa si adag oo la isku halleyn karo muddo dheer.