Ekuhlaleni kakhulu kwemfundo yezixoxo zeweyithilesi nezimali zesisqiniseko, akukhangeleki ubunzima bokumiswa okuphelele kwesiqiniseko. Izisebenzo ezintsha evela ekusakathini kwezixoxo zezamaphoni kuze kube ngama-security systems kudinga izixhobo ezibuthakathaka ezikwaziwo ukumiswa imvuselelo ye-electromagnetic emva ngamandla wodwa njengoko bekungasebenzi ngendlela engafanelekileyo. Iteknoloji ethinta leli qiniso ilapha phakathi kwama-systems amasha, apho ukumiswa kwebhamu nokwazi ukumiswa kuyizici ezibalulekileyo kuzo zonke izisebenzo ezinhloso ngamanye amakhanda. isiqhameko izimo, apho ukumiswa kwebhamu nokwazi ukumiswa kuyizici ezibalulekileyo kuzo zonke izisebenzo ezinhloso ngamanye amakhanda.

Ukahlukana phakathi kwehlakanipho lenjongo nehlakanipho engalungileyo ikhombisa ushintsho olubalulekile kuthini izigaba zifundisa ngendlela yokuxhumana ngaphandle kwamathuba. Ngenkathi izinhlelo eziqinileyo ezahlukaniswe zibhroadcasta iziqiniso ngokulinganayo kuwo wonke amazwi, izinqumo ezinezindlela zizokwenzela umoya ema-vector ethile, ukudala i-beam ezimfocisene ezenza igunya elihle ngokujulile. Lokhu kufakazwa kunezintuntwana ezikhulu ngokulinganayo kwegunya le- signal, ukuphula kwebhiri, nokunjalo igunya lesimo, kuyakha kakhulu isikhashana sokuthandwa esidinga ukumenza okunconywayo kuzindlela zezemayelana.
Ukufakwa kwezigaba zomprofesi kusabalaza kakhulu izixhobo ezingcono ukuletha isebenza esiqinisekile ngelisho sikhupha umsebenzi wokusebenza phakathi kwezimo ezahlukene. Ukudibanisa izimpendulo ezininzi, iingenjini ezahlelekileyo, kunye neengcinga ezihlelekileyo zamandla zekrelelo kwakubangela ukuba iintonga zakumkani ziphumelela imithetho emaziyo yeziganeko zamanje, ukusekela kwezimali, kunye nezifako ezipheleleyo apho ubume bomlando busebenzi buhlungiswa kakhulu.
Ukuziqonda Ukunyuka Kwesigalelo Se-Directional
Iimpawu Ezibalulekileyo Zokwenza I-Beam
Ukhalipheko olwazi ngasemva kwesigaba sokumisa isiqinisekiso kusukele ekugcineni izinkulungwane zomthwalo wasekhanda ngokulandela izinqamuzana zeantenae nezimo zazo. Uma umthwalo wasekhanda uphindekiswa kuseto esihle sesi-antenna, izinqamuzana ezimiselwe zisebenza njengeke zibone izimo eziphathelene nezimo ezingavumelekile ukuthi kwenze izindlela eziphakeme kakhulu zokuthunyelwa kuzindlala ezithile futhi kancane izindlela ezingafuneki.
Lokhu kwenza i-beam kusuka kumzamo oqinile wophazwana phakathi kwezinqawulelo ezimbili zezenduli, lapho abasebenzi basika ixesha kunye nesilinganiso sesinyo esinikwa kumunye ngamunye ukufakela izimfuno eziphethwe. I-beam ekugcineni inemithombo eyayinakekela kakhulu ekusebenzisweni okudinga ukuxhumana okude, ukuqeda ukungcono, noma indawo eqoshwayo kuphela apho ukuthumela ngokuphambene kungaba yinkinga.
Izibalo ezivikela ukulayisha okudluliselwa kuhlanganisa izibalo ezinxulumene ne-aperture yezenduli, izimfuno zokuthuthukisa, nezimfuno ze-beamwidth. Lezi ziqalekiso ziyenzelisa indlela endaweni yokugcina amandla kumathuba ahlanzekile ngelishwa kuyadinga ukulahlekwa kwezinyo ezingenakuqediwa emasundwini okanye emathupha amandla angaphandle.
Ukuphendula Kumathephu Kunye Nempikiswano Yebandla
Izandiso ezahlukene zonke zibonakala ngamathuba ahlukeneyo ekulandeleni lapho kuthunyelwa ngapha kwamathuba, okuqukethwe kuzinkinga phezulu kungenza ukulawula kahle kodwa ubude obuncane kunokuba kungcono kuzinkinga phansi. Ingqikithi phakathi kozinkinga nokusebenza kwezobanzi kuvule amaphutha abasebenzini ukulungiselela uhlelo lwemipumalanga ngokulinganisa izinto ezifana nohlu lwesobanzi, inani, nebandwidth yomsebenzi ukuze kufinyelelwe izimo eziphilayo. antena esebenza ngendlela ethile ukusebenza kwezinkinga kanye nokusebenza kwebandwidth ekhethekile kwenza kube khona ukulungiswa kwehlelo lwemipumalanga ngokulinganisa izinto ezifana nohlu lwesobanzi, inani, nebandwidth yomsebenzi ukuze kufinyelelwe izimo eziphilayo.
Yesimanje antena esebenza ngendlela ethile amathuba akhokhelwa ezinhlelo zamabhreji ene-bandwidth enhle engakhathaleli umsebenzi phakathi kwezinkinga ezahlukene ngendlela etholakala kuyo izigaba zobubi nezinga le-gain. Lokhu kubalulekile emisebenzini lapho ukushintjana kwezinkinga noma umsebenzi weshumi ngokujikeleza kunezinkinga ezimbili noma ngaphezulu kudingeka ukuze kufihlwe isimo esingcono.
Ukukhetha izikhala ezifanele zofuza olunye lokusebenzisa kumathuba efanayo kufuneka kube ngcono ngezimfuno zokulawula, amakhonkco wokuthutha, nokuthi kungaba nenkinga yomthwalo phakathi kwisimo sokusebenza. Abasebenzi base engine kufuneka bavikele le minyaka eyodwa ngelinye futhi baphile ngendlela efanele yokuthola isikhala esifanele esivimbela nezimfuno zezinhlelo nezimfuno zokulawula ezenziwa ngokwaleso siqaleko.
Izinto Zokudizayina Ezinakekela Ukumiswa Kwesinyo
Ukucushwa Negeometri Yenanteni
Ukumiswa kwegcina ngokwesiqiniseko kwezinqamlezo ephindaphindayo kusistimu yenantena engakwesobunxele kuthinta kakhulu amathuba okuphindezwa kwesivuno nokukhetha indawo. Izilondo, izihlangothi, nezimunqamlezo zezinsuku ezintathu zinezici ezahlukene ngokwehluleka kwezidingo zokusebenzisa kanye nezindlela zokufinyelela efunekayo. Kufanele ukugcinelwa phakathi kwegcina ngalinye kubalwe ngempela ukuze kuthintelwe izigaba zokwahlukaniswa futhi kuvikeleke ukuxhumana ngokwengeziwe ku dorha elikhulu.
Amagebhu amandla amahle ayathuthela i-inthanethi ezimelezayo ezingena kumzobo ngamunye ngokuphazanyiswa nokubophelela okuhle. Lezi zimiso zinika izimo zokulungisa umlando, ekuvumela abasebenzisi ukulungisa ngendlela elekthroniki umbuso wokukhanya okuphezulu ngaphandle kokuguqula isikhundla sen-thanethi ngendlela yobuchwepheshe. Ubuncane baleso sifundo esingena sihlukahlukene kakhulu ngokusho kwesimo sokulungisa umlando neminikelo yokukhanya eyodwa etholakala kisikhathi esigcwele sen-thanethi.
Izindlela zokwakha zamanje zavutha ukuthuthuka kwezinhlobo ezihle zen-thanethi ngezinkinga eziphucaka ezihlinza ukusebenza okufanayo phakathi kwezinyathelo zokwakha. Izicelo ze-computer zivumela abalwazi ukusimulela nokuthuthukisa izinhlobo zezinhlobo ngaphambi kokudala ngobuchwepheshe, okususa isikhathi sokuthuthuka futhi kuthuthukise ukubhekwa kwezimo zokugcina zokusebenza.
Izinhlelo Zokubuyisela kanye Nezinto Ezilahlekile
Izintambo ezisebenzisa izihlakuvo zenzelula imithwalo yesilumo kumathuba amadala ngokufanayo nokuthi izinketho ze-optical zenzela izibhamu zesilumo. Lezi sistimi zihlela kakhulu nezintambo zomthelelo owodwa eziphakeme kwindawo eqhele ekugcineni isihlakuvo esibophephile, uthola umboniso othile wokuzenzela futhi ubumnandi obuncane bokungahambelani okubandla ukulahlekwa kwesimo.
Izinhlelo ezivalekileyo, kufana no-Yagi-Uda nezinhlelo ezingaphindaphindiweyo, zisebenzisa izikhangela nezihlakuvo ukuze zenze izinhlelo zokukhupha ngaphandle kokudinga izinxele ezide. Lezi ziphawuva ezivalekile zixhumana nomthwalo osebenzayo ngokuxhumana kwesilumo, zenzela izimo ezinezindlela ezingcono ezinokuhlengahlengiswa ngokukhetha kahle ubude bezinto, ukusuka kuzo, nokuseta kuzo ngokulinganayo komthwalo osebenzayo.
Ukukhetha phakathi kwezinhlelo zokubuyisa futhi izinhlelo zomthombo wokugcina kusuke kube yizindlela ezithile njengezinselelo ezingcono, izinkinga ezivumelekileyo zohlelo lwangaphandle, izidingo zengemuva yofrekhenzi, kanye nezimali zokwakha. Lomkhondo ngamunye unikeza iminikelo ethile eyenzela ukuthi kube yisisekelo esihle kumasebenzi amathathu ngaphakathi kwesikhephe esijwayelekile semigqa yokudwelisa isinyo.
Iminikelo Yophando Kusimiso Sesinyo
Inhla Yesisinyo Nenhlaka Yokudwelisa Isinyo
Imigqa yokudwelisa isinyo iyaletha inhla enhlakaniphelelayo yesisinyo ikusuka kuzo zomnene ngokuthi iyagcina amandla okuthunyelwa ngaphakathi kwezigaba ezifokothelwe ngenkohlaka engakhethi amandla ngalunye udonga. Lokhu kukhishwa kwenza ukuthi kube khona amandla akhomba kangcono ngasendleleni yasisinyo, ahlukanise umgama wokuxhumana, kanye nobuhle besisinyo kubafundi abakhona ngaphakathi kwegunya le-antenna.
Ukuthuthuka kwezindlela okufakelwa ngqo kusungulisiwe yizinkinga ephathelene nokuthwasa kwenqanaba, kuvumela ukuxhumana okuphathelene kude kakhulu noma ngaphandle kwemiphakathi engcono. Lokhu kumele kubaluleke kakhulu emisebenzini njengezinkampani zokuxhumana ezihlukene, lapho ukuncipisa izidingo zezinhawu zokuthwasa zenzeka indlela eyodwa yokuthola isimo esingcono.
Amathuba okun extendinga kude akwaziswa ngendlela ehambisanayo yezinkampani zenantena, lapho iziqondiso ezifanayo ephatha kahle kuzinzilelo kanye nokuthwasa zenzisa futhi ukwazi kokudla kwi-axis enkulu. Lokhu kumele kube khona umehluko othandabuzayo kumsebenzi wokuxhumana, ukuhlanjulula ukuthuthuka kwezindlela ezidalelwe ngokuthwasa kuphela endaweni eyodwa yokuxhumana.
Ukuncipisa Kokugayaza Kwaye Ukwahlukaniswa Kwesinyathelo
Umbhalo wesimo sokumelana kwezinhloso ezihlelekileyo kunciphisa ukwamukela kwesango le-antenna kusigina sezinhloso ezingaphandle kwesisindo esikhulu sesifungo. Lomthelela wokulahlekelwa kwegama kunezimali ezinezimiso eziningi zezimali, lapho izinkathi ezingasemqoka zingasebenzi ngokushesha ngoba zilondoloza izigina ezingafuneki evela kuzinye izithakazelo.
Izinhloso ezihlelekileyo zivumela ukusebenzisa futhi amakhodi afanayo emhlabeni omnye ngokwahlukanisa izinkathi ezisebenzayo kumakhodi afanayo. Lokhu kunciphisa ukulungiswa kwebandela kanye nokuncipha ukulungiselela phakathi kwezinkathi ezahlukene, ikakhulukazi emakhathini apholile apho izinkathi eziningi kumele zihlale ngaphandle kokulahlekelwa.
Izimali zokwesaba kwezixhobo ziyancipha ngaphezu kwesilinganiso sangaphandle esingcono kumfanekiso wokungena komlando, ukuthuthuka kwasendaweni yokusekela ngokuphindaphindiwe ngenxa yokuqiniseka okuphindaphindileyo. Isimo esiqinileyo sesongo sokuthumela kwenza kube lula kakhulu kubemi ukuwabela izimvo, ngoba kufuneka bahlale ngaphakathi kwesikhala esincane sokugcina isigwebo ukuze bafihle umlando othile wephondo elingcono lokufunda.
Istrathaji Zokuzisusa Ngokwahlukanisa Ngezaci
Izixhumanisi Zokuxhumana Phakathi Kuphawu
Ukuxhumana phakathi kwezindawo ezimbili kuyisibonelo esijulile kakhulu sokusetshenziswa kwesithuthi sezinxalenye ezigcweleyo, lapho izindawo ezimbili eziphakeme zidinga ukuthumela idatha ngokushesha ngaphandle kokukhuthaza kwegunya elingenalungelo. Le ndima zihlala ihlanganisa izinxalenye ezinezindlela ezingcono ezimbili, zenzela umgwaqo wokuxhumana owagcweleyo owakhanya umlando ngelinye ngesikhathi esizungulayo isivikelo esiphindaphindileyo kusindlela futhi nakwemfene yethambo le-EM.
Ukudizaina kwezinhlelo zokuholophola kuqhathanisa kudinga ukuzimela okuphakade kwezinto ezifana nokulawula kwebandla, ukuthuthukisa kwegalazi, nokufinyelela ekugcineni. Izinhlelo zokumisa izihlangothi ezithembekile ziyathikwa ukuthi i-antennas zilindele ngempela ngenxa yokulahlekelwa kwentaba, ukunyakaza kwezimali, nokulahlekelwa kwegalazi okungakhathazeki kungaphazamisa iqiniso lekhonkco.
Izinhlelo eziphucwayo zokusebenzisa izici ezintsha ezifana nokuseta kwebandla ngokuzenzekelayo ne-monitoring yeqiniso ngemini ukuze kutholakale ukulungiswa kwekhonkco. Lezi zinhlelo ezinezindaba zingakwenzela ukulungiswa okuzenzekelayo kwezinkinga eziphazanyayo futhi zinike amazwi okulunga kude mayelana nezinkinga ezibangelwa yokugcina okungathinti iqiniso lokuxhumana.
Ukuphepha nokusebenzisa izindlela zokulawula
Izinhlelo ze-antenna eziqondisiwe zidlala indima ebalulekile ekusetshenzisweni kokuphepha lapho ukuvimbela isignali okukhethiwe noma ukuphazamiseka okuhlosiwe kwe-electromagnetic kudingekile ukuvikela izindawo ezibucayi noma ukuvimbela amadivayisi okuxhumana angagunyaziwe. Lezi zindlela ezikhethekile zidinga ama-antenna akwazi ukuletha amandla agxile emikhakheni ethile ngenkathi egcina umthelela omncane ezinhlelweni zokuxhumana ezisemthethweni ezisebenza ezindaweni ezakhelene nazo.
Ukucacisa okudingekayo ukuze kusetshenziswe ezokuphepha kudinga izinhlelo ze-antenna ezinokuziphatha okuhle kakhulu kokulawula ugongolo namazinga aphansi we-side-lobe avimbela ukuphazamiseka okungahlosiwe nezinhlelo ze-elekthronikhi eziseduze. Imiklamo ethuthukisiwe ihlanganisa izindlela eziyinkimbinkimbi zokwakha ugongolo eziveza imingcele eqondile yokumboza, okuvumela ukuqondiswa okukhethiwe kwezindawo ezithile noma amadivayisi ngenkathi kugcinwa ukusebenza okujwayelekile kwemishini yokuxhumana egunyaziwe.
Ukusebenzisa kwezivivinyo ezihlinzekileyo kufuna ukuthi kube nomdla wokuthutha nokwakha okubuthathaka okufanele emsebenzini phandle ngemoto epholile. Lezi sistemu zidinga ukugcina kakhulu imisebenzi yazo kuze kube nempilo ende futhi kuzindlela zonke, zacophelela izinketho ezifana nezixhumanayo ezingcono ezikwazi ukuyisebenzisa ngokwethu abasebenzi ngezilinganiso ezahlukene zezobuchwepheshe.
Izindlela Zokukhetha Teknoloji Nezibophelo
Ukususelana Phakathi Kwegain Namasu Amancane
Okungcoliswa phakathi kwesilinganiso sangaphandle namanca amancane kuyisidingo esibalulekile sokudala okushintsha indlela isistemu ekusebenzisa inhlangothi yokuphatha izimo ezithile. Izinhloso eziphakeme kakhulu zilondolozo ukuthi manca amancane kuphela, kuthola izigaba eziningi zokulahla kodwa kudinga ukulayisha kahle futhi kungaba kungafanelekile ezidingeni lokulahla kabanzi.
Kumele izigcawu zibalance kahle izidingo zokuthutha ngaphandle kwezidingo ezihlukene njengekhalima kwesakhiwo, ukulungiselela okunembambiswano, nokudinga kwehlanjwa lokufakelwa xa bakhetha izimiso efanayo zomshinelwane othintana. Iphindwe elilodwa libalulekile phakathi kwezinye izisebenzo, noma yini izisebenzo ezingcono ezikhetha inani eliphakade lokuthutha ukuze lifakaze kakhulu, kodwa ezinye zazingqayizivele kumandla wokuthutha onjalo noma kubemele ubude obunzima besithili ukuze kube lula ukufaka.
Izinhlelo zomshinelwane zamanje zafakela izindlela ezahlukene ekulungiseni ubudlelwane phakathi kothutha nesithili, kusukela kuzo zomshinelwane ongenhla engenziwa ngendlela eyaziwayo ukuba ihlinze izigaba ezithile ezifakiwe ngendlela ethile. Lezi zinhlelo ezinezimali zikwenza ukuthi izigcawu zifakazane kakhulu kuzo zonke izindawo ezingenakho uhlelo olunjalo noma kuzo zonke izisebenzo ezingenziwa ngendlela ethile ezingavunyelwa ngomshinelwane wasezinjini.
Izidingo Zokholo Nokuxhumana
Ubunzima bokhamele kwamandla kwezinhloso zomlando zezinhloso ezigcwele kubangelisa ngokubanzi ekugcinweni kwazo kanye nokudinga kokuphatha, ikakhulukazi emathikwini apho kutholakala ukungcola komlilo, amafu athintekayo, noma izindlela zokuhlaziywa. Kufanele ukhethekile kwezimboni, izibhamu zokulawula, nezinhlelo zomlando zibone ubunzima bomphakathi owodwa waphakathi kumthikimende.
Ukudonsela kwindiza kuyisahluko esibaluleke kakhulu ekugcineni izinhloso ezigcwele, ngoba izinhlelo zabo ezifokuseni zasipha izindawo ezikhulu ezivakasha izinseleli ezide ezivela emanzini amaningi. Ukuhlaziywa okuhle kwezobuchwepheshe kanye nezinhlelo zokumisa kusidla ukuthi izinhloso zilindele ngendlela efanelekile futhi zibe yisidingo esihle ngaphandle kweziziphakamiso zomphakathi ezingavikeli iphephandaba.
Ukuthuthukisa kwezinkimbinkimbi kuyaphakade kakhulu emathuba aphatha izinhlobo ephatha izimpawu zezixoxo ezingaphezu kwesibonelo esikhundleni se-antenna kungasebenzi kakhulu kumsebenzi wokuphatha umsindleko nokusebenza kwezinye izinhlobo. Izinhlobo ezibuyekezelayo zifaka izindlela zokulungisa izinkimbinkimbi nezilimi eziphatha izinkimbinkimbi eziphatha izimpawu zezixoxo ngokuphelele kumthwalo wokusebenza okuchazwe kulayini lomphathi.
Izinto Ezofika Emva Kwalokhu Kanye Nezibonelo Ezintsha
Ukudala Kwe-Beam Okuvuselekileyo Nezixoxo Ezinezindimo Eziphucayo
Ukudibanisa izindlela zokusebenzisa izixoxo ngekhodi negesiwe le-antenna yendabuko kwenze izinxeba zokudala izixoxo ezivuselekileyo ezingakulungisa izimpawu zokuthumela ngokushintsha kwemiphumela yomphathi noma imiphumela yobuchwepheshe. Lezi zinhlobo eziphucayo zohlaba ubunzima bezixoxo ngokuphelele futhi zilungise izimpawu zesixoxo ngokuzenzekelayo ukuze zihlale zisebenze kahle ngaphandle kokuthinta ngobuchwepheshe.
Izintambo zomlando zemithombo zokuxhumana ezihlanganisa izinqamlezo eziningi zezintambo ngezindlela eziphathelene ngokwayo, ekuvumela ukuthi kudalwe imigqa engaphezu kweyodwa njalo noma ukushintshe kwegqoka phakathi kweminyaka eyahlukene. Lokhu kungenzeka kakhulu ekusebenzisweni lapho izidingo zokuxhumana zishintsha kahle noma lapho kudingeka kuzinikezwe imigqa engaphezu kweyodwa ngokujonga isifunda esisodwa.
Izimiso zokufundwa kwemikhumbi ziyasebenziswa kakhulu emthethweni wamandla wezintambo ezivavanyayo, ekunika amandla okuthola okuhle kakhulu ngokulandela idatha yekhiye lezenzo nezimo zezinsuku zonke. Le mithethwana ingasazi ukuthi kungaba khona ububi bezimali futhi ingayenzela okulungile ngaphambi kokuba kubukeke kube yini ububi bekuxhumano.
Ukuthunyelwa kwiStandards Ezisha Zokuxhumana
Ukulungiswa kwezinhlobo zokuxhumana ngaphandle kwenzima eziningi kumazulu amnye futhi kuzinhlobo eziphucukileyo zokulungisa izinhlobonhlobo kuvula iminyaka futhi izixwayiso eziphilayo kuzinyathelo zezinyathelo zezinyathelo. Izinsukwane ezilandelayo kufuneka zilondoloze izidingo eziphakeme kwezimali ngenkathi ibe yilowo mlando omuhle wokulawula i-beam esenzela ukuthi izinketho eziphambene zibe yinxalenye yokusebenza kuzinyathelo ezithile.
Izindawo zonyango zomlando zimfushane zinika izinketho eziphilayo zokulawula okuphambene ngokuthi kunezinhlobonhlobo eziphazinyayo, kuvulela izihloko ezincane zezinyathelo ngezinkinga eziphucukileyo zokulawula. Kodwa, lezi zinyangeni eziphezulu zinezinkinga eziphakeme zokudluliswa okufanele kugcinwe ngokuqonda kahle kwebala kanye nokuthakatha izinqumo.
Ukuthunyelwana kwezinhlelo zenantena ezithembekileyo nezinhlelo zesoftware-defined radio kuvumela ubuchule obukhona kwizikhathi ngokuphelele ekuphatheni kwegisho lesinyathelo nesimo sezinhlelo. Lezi zinhlelo eziphakanyisiwe zingasebenza ngendlela ethembekileyo ngezinselelo ezahlukene zamaphrothokholi namanxeba amafrekhenji futhi azamelekile kuziphatha kahle kakhulu kuze kube yini lezo zindlela eziphilayo.
Imibuzo Evame Ukubuzwa
Yikuphi okuchaza umfanekiso wobude bezinhlelo okufanele kusebenziswe yi-directional antenna?
Ubude bomlilo obufanele ubangelwa ngeminyaka engaphezu kwezinhloso kanye nezidingo zokuhlawulwa, ukwamukelwa kwezilinganiso, nokulinganiswa okudingayo. Ubufakazi obuthe buthe buphazanyiswa izindlela eziningi futhi kuphazanyiswa ukungcoloba kodwa kudinga ukufakwa okuncane futhi kungaba nomthelela ongcono kumehluko yezimo ephathelene nesilinganiso semithombo. Izisebenzo ezidinga ukubophezela kakhulu kumele kubeke ukusebenzisa ubude bomlilo obubanzi, ngelixa izixhumaneko ze-point-to-point ziyasebenzisa ubude bomlilo obuthe kuze kube khona iphephetho. Abasebenzi base-engineering basekufanele bahlale bazingcizelela ukufinyelela ekufakeni nokuphatha izimbo zomlilo.
Ukukhetha ukusukela kufani na nokusebenza kwemithombo enobuchwepheshe?
Ukukhetha ukuphindaphindi kubangelwa kakhulu izinkululeko zomqondo wosizi oluthile, nokuba ukuphindaphindi okuphezulu kuvumela inkohlakala engeziwe yokudlulisela umfaniso kanye nezikhungo ezingaphansi. Kodwa, ukuphindaphindi okuphezulu kufana nokuthinta kwezulu kakhulu kanye nokuphazanyiswa kwesilinganiso ekushintshiseni ngezilinganiso ezincane ngaphansi. Ukuphindaphindi okukhethiwe kumele kube yisivinini nakho imitholampofu yesimo futhi kugcine ukungahlangani nemithombo yezokuxhumana eyasempilweni emkhawulweni. Ngaphezu koko, i-band zokuphindaphindi zihlinzekwa ngokwahlukanayo kwezinye izinkinga zokuxhumana kanye nezinkululeko zokuthutha eziphathelene nokusebenza kwesimo.
Kuzikhiwa ziphi izidingo zokuhlola kuzikhungo zomqondo wesilinganiso?
Izixhobo zezixhobo zenqanaba ezilondolozayo kufuneka ziphinde ziphinde ziphinde ziphinde ziphinde ziphinde ziphinde ziphinde ziphinde ziphinde ziphinde ziphinde ziphinde ziphinde ziphinde ziphinde ziphinde ziphinde ziphinde ziphinde ziphinde ziphinde ziphinde ziphinde ziphinde ziphinde ziphondelela, ikakhulu emaphandleni aphakade apho kuthathelwa ingcungcuza yokwindla, ukuchasana nokuphila kwamandla, noma ukulahlwa kwegumbi. Ukubheka kakhulu ihardwere yokuqhotyoshwa, ubumfihlwa beconnektor, nezibophezelo zokulungiselela kunciphisa ukuqinisekiswa kokusebenza kude. Kufuneka kube yinkqubo yokulunga kanye nokulinganisa kwamandla amanzi ukulunga kanye nokulinganisa kwamandla angavumelekanga ukulungiselela kwizidingo eziya kuhlala ngaphandle kokuba kuqhathaniswa nokunakekelwa komlando. Izixhobo zokulungiselela kwezulu kunokudinga ukulungiselela okuphindaphindi, kwaye izixhobo zokulungiselela kwiindlebe zifuna ukubhekwa ngonyaka ngonyaka emaphandleni apho kukho indlela enkulu yokusula kwamazulu.
Ngaba izixhobo zenqanaba ezilondolozayo zingasetshenziswa kwiindlebe zihamba noma zithile?
Yebo, izixhobo zokumisa umoya ngokulandela zinokuthunyelwa ngendlela efanelekileyo kwiindlela ephindaphindayo nezingekhoyo ngeendawo zokumisa kunye nokulungiselela. Iziphumo ezizimeleyo zokumisa umoya ngokulandela zanamathuba okulungiselela engqonge njengezixhobo zokuphinda intonga okanye i-LED ebonisa ukulungiselela ukuze kwenzeke ukuthunyelwa ngokushesha. Kodwa, iindlela ephindaphindayo zinokuthatha iqondo elincinci kwakhona kunazo eziphakanyisiweyo kuba kukho imingxuma yokulungiselela kunye nempilo yezimo. Iindlela ezimiselwe kumakhina kufuneka zenze ngendlela eyodwa yokuhlukunyezela kwaye zinokuthanda kumathuba okuzenzekelayo okuqinisekisa ukuba ixhobo yokuqala iyahlala iphinde yilandele indlela efanelekileyo xa isebenza okanye xa ithunyelwa kwindawo ezahlukeneyo.
Uhlu Lwezinto Eziqukethwe
- Ukuziqonda Ukunyuka Kwesigalelo Se-Directional
- Izinto Zokudizayina Ezinakekela Ukumiswa Kwesinyo
- Iminikelo Yophando Kusimiso Sesinyo
- Istrathaji Zokuzisusa Ngokwahlukanisa Ngezaci
- Izindlela Zokukhetha Teknoloji Nezibophelo
- Izinto Ezofika Emva Kwalokhu Kanye Nezibonelo Ezintsha
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Imibuzo Evame Ukubuzwa
- Yikuphi okuchaza umfanekiso wobude bezinhlelo okufanele kusebenziswe yi-directional antenna?
- Ukukhetha ukusukela kufani na nokusebenza kwemithombo enobuchwepheshe?
- Kuzikhiwa ziphi izidingo zokuhlola kuzikhungo zomqondo wesilinganiso?
- Ngaba izixhobo zenqanaba ezilondolozayo zingasetshenziswa kwiindlebe zihamba noma zithile?