Iindaba zeNkampani
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kutheni i-eriyali ibizwa ngokuba yirabha
I-eriyali sisixhobo esisetyenziselwa ukufumana nokusasaza amaza erediyo, yaye inendima ebalulekileyo kunxibelelwano nakubugcisa bale mihla.Kwaye kutheni ngamanye amaxesha ii-eriyali zibizwa ngokuba “zii-eriyali zerabha”?Igama livela kwinkangeleko kunye nempahla ye-eriyali.Ii-eriyali zerabha zihlala zenziwe ngerabha...Funda ngokugqithisileyo -
yintoni intambo yomqondiso weRF
Intambo yeRF yintambo ekhethekileyo esetyenziselwa ukusasaza iisiginali zerediyo.Idla ngokusetyenziswa ukudibanisa izixhobo zikanomathotholo kunye nee-eriyali ukuze usasaze kwaye ufumane imiqondiso yerediyo.Intambo yesiginali yeRF inomsebenzi okhuselayo obalaseleyo kunye neempawu zelahleko ephantsi, kwaye inokusasaza ngokufanelekileyo…Funda ngokugqithisileyo -
Inzuzo ye-eriyali yerabha yangaphandle
I-eriyali yerabha yangaphandle luhlobo oluqhelekileyo lwe-eriyali.Ii-eriyali zerabha zidla ngokusetyenziswa kwiifowuni eziphathwayo, iiTV, izixhobo zenethiwekhi ezingenazingcingo, ukuhamba ngemoto kunye neminye imimandla.Ukusebenzisa i-antenna yerabha yangaphandle kunokubonelela ngokufumana umqondiso ongcono kunye nemiphumo yokuhambisa, ngokukodwa ...Funda ngokugqithisileyo -
Inkcazo yesiqhagamshelo se-Rf
Iziqhagamshelo zentambo ze-Rf yenye yezona ndlela ziluncedo nezixhaphakileyo zokudibanisa iinkqubo zeRF kunye namacandelo.Isidibanisi seRF coaxial yintambo yothumelo eyicoaxial equka iRF coaxial cable kunye neRF coaxial connector ephelayo kwelinye icala lentambo.Izixhumi ze-RF zibonelela ngoqhagamshelo kunye...Funda ngokugqithisileyo -
Inkcazo kunye nokusetyenziswa kwe-antenna yamagnetic
Inkcazo ye-eriyali kazibuthe Masithethe malunga nokwakheka kwe-eriyali kazibuthe, i-eriyali yokufunxa eqhelekileyo kwimarike ikakhulu yenziwe: irediyetha ye-eriyali, i-eriyali eyomeleleyo yokufunxa, i-feeder, ujongano lwe-eriyali yezi ziqwenga ezine 1, imathiriyeli ye-eriyali ye-eriyali iyibala. ..Funda ngokugqithisileyo -
Malunga ne-eriyali, apha ukukuxelela ~
I-Antenna, engasetyenziselwa ukuhambisa izibonakaliso kunye nokufumana iimpawu, ibuyiselwa umva, i-reciprocity, kwaye inokuthathwa njenge-transducer, isixhobo sonxibelelwano phakathi kwesekethe kunye nendawo.Xa isetyenziselwa ukuhambisa imiqondiso, iisignali zombane ezikwi-frequency ephezulu eziveliswa ngumthombo womqondiso zi ...Funda ngokugqithisileyo -
Ungayikhetha njani i-eriyali?I-eriyali yangaphakathi, i-eriyali yangaphandle, i-eriyali yekomityi yokufunxa?
I-eriyali yangaphandle I-eriyali yangaphandle inokwahlulwa ibe yi-eriyali ye-omnidirectional kunye ne-eriyali yexesha elisisigxina ngokuxhomekeke kwi-Angle kunye ne-azimuth yomthombo womthombo we-radiation.Umzobo wemitha yangaphakathi ye-eriyali ye-omnidirectional: oko kukuthi, kumzobo othe tye, imele ikakhulu...Funda ngokugqithisileyo -
Antenna Tv Indoor
Malunga ne-eriyali kamabonwakude wonke umntu uqhelene nayo, khumbula i-eriyali endala emnyama namhlophe, yi-eriyali yayo kwaye emva koko iphuhliswe kwi-eriyali ye-TV yangaphandle.Kodwa ukuza kuthi ga ngoku, itekhnoloji ye-antenna yeTV kunye nokuqoqwa ngakumbi, ngoku i-eriyali inokuhlangabezana kakhulu neemfuno zethu ebomini, abahlobo abaninzi kwimarike ukuba bu...Funda ngokugqithisileyo -
I-Wi-Fi 6E ilapha, i-6GHz yohlalutyo lokucwangcisa
Nge-WRC-23 ezayo (iNkomfa yeHlabathi yeRadiocommunication ka-2023), ingxoxo kwi-6GHz yokucwangcisa iya ishushu ekhaya nakwamanye amazwe.Iyonke i-6GHz ine-bandwidth iyonke ye-1200MHz (5925-7125MHz).Umba ngowokuba unikezele ngee-IMTs ze-5G (njengesibonwa selayisenisi) okanye i-Wi-Fi 6E (njengexesha elingagunyaziswanga...Funda ngokugqithisileyo -
Ubume bophuhliso kunye nekamva leshishini lonxibelelwano lwe-antenna ngo-2023
Kule mihla, ishishini lonxibelelwano likhula ngokukhawuleza.Ukusuka kwiifowuni ze-BB kwiminyaka yoo-1980 ukuya kwii-smart phones namhlanje, uphuhliso loshishino lonxibelelwano lwaseTshayina luphuhliswe ukusuka kumnxeba olula kunye neshishini lomyalezo omfutshane ekuqaleni ukuya kwiinkonzo ezahlukeneyo ezifana ne-Intanethi ...Funda ngokugqithisileyo -
I-antenna yerada2
Ububanzi belobe engundoqo Kuyo nayiphi na i-eriyali, kumaxesha amaninzi, ipateni yomphezulu okanye umphezulu wendlela eya ngakuyo idla ngokumila kwipetali, ngoko ke ipateni yecala ikwabizwa ngokuba yipatheni yelobe.I-lobe ene-radiation ephezulu yesalathiso ibizwa ngokuba yi-lobe ephambili, kwaye enye ibizwa ngokuba yi-side lobe.Ububanzi belobe bu...Funda ngokugqithisileyo -
I-antenna yerada
Ngo-1873, isazi sezibalo saseBritani uMaxwell sashwankathela i-equation ye-electromagnetic field - Maxwell equation.I-equation ibonisa ukuba: intlawulo yombane inokuvelisa intsimi yombane, yangoku inokuvelisa intsimi yamagnetic, kunye nokutshintsha intsimi yombane kunokuvelisa intsimi yamagnetic, kunye ne-changi ...Funda ngokugqithisileyo
