Chii chinonzi antenna kuwana?

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Kuwana kweAntenna kunoreva chiyero chesimba resimba rechiratidzo chinogadzirwa neantenna chaiyo uye yakanakira radiation element panzvimbo imwechete munzvimbo pasi pemamiriro eiyo yakaenzana simba rekuisa. inogadzirwa neiyo antenna chaiyo uye yakanakira radiation element panzvimbo imwe chete munzvimbo pasi pemamiriro esimba rekupinza rakaenzana.Inotsanangura muhuwandu huwandu hwekuti antenna inoisa simba rekuisa.Kuwana kuri pachena kune hukama hwepedyo neiyo antenna pateni.Iyo yakatetepa iyo huru lobe yemuenzaniso, idiki rusaruro rwechipiri uye yakakwirira kuwana.Kuwana kweAntenna kunoshandiswa kuyera kugona kweantenna kutumira uye kugamuchira masaini munzira yakati.Ndiyo imwe yeakanyanya kukosha paramita yekusarudza base chiteshi antenna.

Kazhinji kutaura, kuwedzera kweiyo pfuma kunonyanya kuenderana nekudzikiswa kweiyo wave resolution upamhi hweiyo yakatwasuka ndege kumashure kwemwaranzi, uku ichichengetedza iyo omnidirectional radiation kuita pane yakachinjika ndege.Kuwana antenna kwakakosha zvikuru kuhutano hwekushanda kwenharembozha yekukurukurirana, nokuti inotarisa chiyero chechiratidzo pamucheto wenyuchi sleeve, uye kuwedzera kwekuwana kunogona kuitwa.

Wedzera kuvharika kwetiweki munzira yakatsanangurwa, kana kuwedzera muganho wekuwana mune yakatsanangurwa renji.Chero cellular system ndeye bidirectional process.Kuwedzera iyo antenna kuwana kunogona kuderedza iyo bidirectional system kuwana bhajeti muganho.Uye zvakare, iwo ma paramita anomiririra kuwana antenna anosanganisira dBd uye dBi.DBi ndiyo bhenefiti inoenderana nenzvimbo inotangira antenna, uye mwaranzi inofanana kumativi ese: kuwana kwedBd kune symmetric matrix antenna dBi=dBd+2.15.Pasi pemamiriro akafanana, iyo inowedzera pfuma, iyo inofamba ichienda kure.


Nguva yekutumira: Aug-25-2022