Iyini inzuzo ye-antenna?

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Ukuzuza kwe-antenna kubhekisela esilinganisweni sokuminyana kwamandla esiginali ekhiqizwe i-antenna yangempela kanye nento efanelekile yemisebe endaweni efanayo esikhaleni ngaphansi kwesimo samandla okufaka alinganayo.Ukuzuza kwe-antenna kubhekisela esilinganisweni sokuminyana kwamandla esiginali. okukhiqizwa uthingo lwangempela kanye nento efanelekile yemisebe endaweni efanayo esikhaleni ngaphansi kwesimo samandla okufaka alinganayo.Ichaza ngokwesilinganiso izinga i-antenna egxilisa ngalo amandla okufaka.Inzuzo ngokusobala ihlobene eduze nephethini ye-antenna.Ukuncipha kwe-lobe eyinhloko yephethini, kuncane ukubandlulula kwesibili kanye nenzuzo ephezulu.Ukuzuza kwe-antenna kusetshenziselwa ukukala ikhono le-antenna ukuthumela nokwamukela amasignali ngendlela ethile.Ingenye yemingcele ebaluleke kakhulu yokukhetha i-antenna yesiteshi.

Ngokuvamile, ukukhuphuka kwenzuzo kuncike kakhulu ekuncishisweni kobubanzi bokulungiswa kwamagagasi emisebeni engemuva yendiza eqondile, kuyilapho kugcinwa ukusebenza kwemisebe ye-omnidirectional endizeni evundlile.Ukuzuza kwe-antenna kubaluleke kakhulu kwikhwalithi yokusebenza yesistimu yokuxhumana yeselula, ngoba inquma izinga lesignali emaphethelweni omkhono wezinyosi, futhi ukwanda kwenzuzo kungenziwa.

Khulisa ukumbozwa kwenethiwekhi ngendlela echaziwe, noma ukhuphule imajini yokuzuza ebangeni elichaziwe.Noma iyiphi isistimu yeselula iyinqubo eqondiswe kabili.Ukwandisa inzuzo ye-antenna kunganciphisa umkhawulo webhajethi we-bidirectional system.Ngaphezu kwalokho, amapharamitha amele inzuzo ye-antenna afaka i-dBd ne-dBi.I-DBi inzuzo ehlobene ne-antenna yomthombo wephoyinti, futhi imisebe ifana kuzo zonke izinhlangothi: ukuzuza kwe-dBd ngokuhlobene ne-symmetric matrix antenna dBi=dBd+2.15.Ngaphansi kwezimo ezifanayo, ukwanda kwenzuzo, kulapho igagasi lihamba ibanga elide.


Isikhathi sokuthumela: Aug-25-2022