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    Izici ze-ONU antenna

    Isikhathi sokuthumela: May-08-2023

    Ukuzuza kwe-antenna: I-coefficient yenzuzo iyipharamitha ekala ngokujulile ukuguqulwa kwamandla nezici zokuqondisa ze-antenna.Incazelo yayo ithi:
    Umkhiqizo we-coefficient ye-directional coefficient kanye nokusebenza kahle kwe-antenna kuchazwa ngokuthi: D yi-coefficient yokuqondisa futhi ukusebenza kahle kwe-antenna.Kungabonakala ukuthi ukuphakama kwesamba se-coefficient ye-antenna, kulapho i-coefficient yenzuzo iphakama.Nokubaluleka kwayo ngokomzimba: i-coefficient yenzuzo ye-antenna ichaza izikhathi eziningi lapho uthi lwe-antenna lukhulisa amandla alo okukhiphayo endaweni ephezulu yokukhipha imisebe uma kuqhathaniswa ne-antenna efanelekile engaqondi.Kungase futhi kuqondwe kabanzi njengesilinganiso se-antenna eqondisayo ku-omnidirectional antenna ekahle (imisebe yayo elingana kuzo zonke izinkomba) ekhiqiza isignali yosayizi othile endaweni ethile ebangeni elithile.Ukusebenza kahle kwe-antenna: Ukusebenza kahle kwe-antenna kuchazwa njengenani lamandla emisebe ye-antenna emandleni okufakwayo.
    Ukumelana nemisebe engu-R yezinti ezivame ukusetshenziswa zisetshenziselwa ukuhlola ikhono lezimpondo zokukhipha amandla.Ukumelana nemisebe yama-antenna kuyinani elibonakalayo elichazwe kanje: nge-resistor R, lapho i-current edlula kuyo ilingana nomthamo omkhulu wamanje ku-antenna, amandla alahlekile alingana namandla ayo emisebe.Ngokusobala, izinga lokumelana nemisebe liyinkomba ebalulekile yokukala amandla emisebe ye-antenna, okungukuthi, ukukhulu ukumelana nemisebe, amandla emisebe ye-antenna anamandla.
    Imikhiqizo yethu edayiswa kakhulu ihlanganisa izinhlobo ezahlukene zeI-ONUimikhiqizo yochungechunge, kuhlanganise ne-ACI-ONU/ukuxhumanaI-ONU/ehlakaniphileI-ONU/ibhokisiI-ONU, njll. KonkeI-ONUimikhiqizo yochungechunge ingasetshenziselwa izidingo zenethiwekhi ezimeni ezahlukahlukene.

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