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Iindidi eziqhelekileyo zezihlanganisi ze-antenna kunye neempawu zazo
Isixhumi se-antenna sisixhumi se-elektroniki esisetyenziselwa ukudibanisa izixhobo zerediyo kunye neentambo. Umsebenzi waso ophambili kukudlulisa imiqondiso yerediyo ephezulu. Isixhumi sineempawu ezibalaseleyo zokufanisa i-impedance, eziqinisekisa ukuba ukubonakaliswa kwesignali kunye nokulahleka...Funda ngokugqithisileyo -
Ukuqhekeka kwamaza eenqwelomoya
I-Polarization yenye yeempawu ezisisiseko zee-antenna. Okokuqala kufuneka siqonde i-polarization yamaza eenqwelomoya. Emva koko singaxoxa ngeentlobo eziphambili ze-antenna polarization. i-linear polarization Siza kuqala ukuqonda i-polarization o...Funda ngokugqithisileyo -
Qonda imigaqo yokusebenza kunye nokusetyenziswa kwe-waveguide kwii-converters ze-coaxial
I-waveguide ye-adaptha ye-coaxial sisixhobo esisetyenziselwa ukuqhagamshela iintlobo ezahlukeneyo zemigca yokudlulisela i-waveguide. Ivumela ukuguqulwa phakathi kweentambo ze-coaxial kunye ne-waveguide zokudlulisela isignali kunye noqhagamshelo kwiinkqubo ezahlukeneyo zonxibelelwano ezingenazingcingo, iinkqubo ze-radar, i-microwave...Funda ngokugqithisileyo -
Ulwazi olusisiseko malunga nemigca ye-microwave coaxial
Intambo ye-coaxial isetyenziselwa ukudlulisa amandla e-RF ukusuka kwelinye izibuko okanye icandelo ukuya kwezinye iizibuko/iinxalenye zenkqubo. Intambo ye-coaxial eqhelekileyo isetyenziswa njengomgca we-microwave coaxial. Olu hlobo lwentambo ludla ngokuba nee-conductors ezimbini ezikwimo ye-cylindrical ezijikeleze i-common axis. Zonke zi...Funda ngokugqithisileyo -
Intshayelelo kwinkqubo yokwenziwa kwemveliso ye-RFMISO—ukugquma nge-vacuum brazing
Iteknoloji yokugquma nge-vacuum yindlela yokudibanisa iindawo ezimbini okanye ngaphezulu zesinyithi ngokuzifudumeza kumaqondo obushushu aphezulu nakwindawo engenanto. Oku kulandelayo yintshayelelo eneenkcukacha kwiteknoloji yokugquma nge-vacuum: Va...Funda ngokugqithisileyo -
Uyilo lwesiguquli se-RF frequency-Isiguquli se-RF Up, isiguquli se-RF Down
Eli nqaku lichaza uyilo lwe-RF converter, kunye needayagram zebhloko, lichaza uyilo lwe-RF upconverter kunye noyilo lwe-RF downconverter. Likhankanya izinto ze-frequency ezisetyenziswa kule C-band frequency converter. Uyilo lwenziwa kwibhodi ye-microstrip kusetyenziswa i-discre...Funda ngokugqithisileyo -
Ifrikhwensi ye-antenna
I-antenna ekwaziyo ukudlulisa okanye ukufumana amaza e-electromagnetic (EM). Imizekelo yala maza e-electromagnetic ibandakanya ukukhanya okuvela elangeni, kunye namaza afunyanwa yifowuni yakho. Amehlo akho afumana ii-antenna ezibona amaza e-electromagnetic kwindawo ethile...Funda ngokugqithisileyo -
Ukubaluleka kwee-antennas kwicandelo lezomkhosi
Kwicandelo lezomkhosi, ii-antenna zibuchwepheshe obubaluleke kakhulu. Injongo ye-antenna kukwamkela nokudlulisa imiqondiso yerediyo ukuze kube lula ukunxibelelana ngaphandle kweengcingo nezinye izixhobo. Kwimiba yokhuselo neyezomkhosi, ii-antenna zidlala indima ebalulekileyo njengoko zisetyenziswa...Funda ngokugqithisileyo -
Ibhendi ye-antenna
I-bandwidth yenye iparameter ye-antenna esisiseko. I-bandwidth ichaza uluhlu lweefrikhwensi ezinokuthi i-antenna ikwazi ukuzisasaza okanye ifumane amandla ngokuchanekileyo. Ngokwesiqhelo, i-bandwidth efunekayo yenye yeeparameter ezisetyenziselwa ukukhetha uhlobo lwe-antenna. Umzekelo, kukho...Funda ngokugqithisileyo -
Uhlalutyo lwesakhiwo, umgaqo wokusebenza kunye neemeko zokusetyenziswa kwee-antenna ze-microstrip
I-antenna ye-Microstrip yi-antenna eqhelekileyo encinci, equlathe i-patch yesinyithi, i-substrate kunye nomhlaba. Ulwakhiwo lwayo lulandelayo: Ii-patches zesinyithi: Ii-patches zesinyithi zihlala zenziwe ngezinto eziqhuba umbane, ezifana nobhedu, i-aluminium,...Funda ngokugqithisileyo -
Ukusebenza kakuhle kwe-antenna kunye nokufumana i-antenna
Ukusebenza kakuhle kwe-antenna kunxulumene namandla anikwa i-antenna kunye namandla akhutshwa yi-antenna. I-antenna esebenza kakuhle kakhulu iya kukhupha uninzi lwamandla aziswa kwi-antenna. I-antenna engasebenzi kakuhle ifunxa uninzi lwamandla alahlekileyo kwi-antenna...Funda ngokugqithisileyo -
Funda ngee-antenna ezicwangcisiweyo
I-antenna yeplanar luhlobo lwe-antenna esetyenziswa kakhulu kwiinkqubo zonxibelelwano. Inesakhiwo esilula kwaye kulula ukuyenza. Ingacwangciswa kwi-flat medium, njengepleyiti yesinyithi, ibhodi yesekethe eprintiweyo, njl. Ii-antenna zeplanar zenziwe ngesinyithi kwaye zihlala...Funda ngokugqithisileyo
