Yaƙin don hanyoyin fasahar 5G shine ainihin yaƙin makada na mitar. A halin yanzu, duniya tana amfani da nau'ikan mitoci daban-daban guda biyu don tura cibiyoyin sadarwa na 5G, mitar mitar tsakanin 30-300GHz ana kiranta millimeter wave; ɗayan kuma ana kiransa Sub-6, wanda aka tattara a cikin rukunin mitar 3GHz-4GHz.
Dangane da halaye na zahiri na raƙuman radiyo, ɗan gajeren tsayin raƙuman igiyoyin igiyar ruwa da kunkuntar sifofin igiyoyin milimita suna ba da damar ƙudurin sigina, tsaro na watsawa, da saurin watsawa don haɓakawa, amma nisan watsawa yana raguwa sosai.
Dangane da gwajin ɗaukar hoto na 5G na Google don kewayo iri ɗaya da adadin tashoshi iri ɗaya, hanyar sadarwar 5G da aka tura tare da igiyoyin milimita na iya ɗaukar kashi 11.6% na yawan jama'a akan ƙimar 100Mbps, da 3.9% akan ƙimar 1Gbps. 6-band 5G network, 100Mbps kudi cibiyar sadarwa iya rufe 57.4% na yawan jama'a, da kuma 1Gbps kudi iya rufe 21.2% na yawan jama'a.
Ana iya ganin cewa ɗaukar nauyin cibiyoyin sadarwa na 5G da ke aiki ƙarƙashin Sub-6 ya ninka fiye da ninki 5 na igiyar ruwa. Bugu da kari, gina tashoshi na milimita yana buƙatar shigarwa kusan miliyan 13 akan sandunan amfani, wanda zai kashe dala biliyan 400, ta yadda za a tabbatar da ɗaukar nauyin 72% a 100 Mbps a sakan daya a cikin rukunin 28GHz da kusan 55 a cikin sakan 1Gbps. % ɗaukar hoto. Sub-6 kawai yana buƙatar shigar da tashar tushe ta 5G akan tashar tushe ta 4G ta asali, wanda ke adana kuɗin turawa sosai.
Daga ɗaukar hoto zuwa farashi a amfanin kasuwanci, Sub-6 ya fi mmWave a cikin ɗan gajeren lokaci.
Amma dalili shine cewa albarkatun bakan suna da yawa, bandwidth mai ɗaukar hoto zai iya kaiwa 400MHz / 800MHz, kuma yawan watsawa mara waya zai iya kaiwa fiye da 10Gbps; na biyu shi ne kunkuntar igiyar igiyar milimita, kyakkyawan shugabanci, da ƙudurin sararin samaniya sosai; na uku shi ne abubuwan da ake amfani da su na milimita Idan aka kwatanta da kayan aikin Sub-6GHz, yana da sauƙin ragewa. Na hudu, tazarar mai ɗaukar kaya yana da girma, kuma lokacin SLOT guda ɗaya (120KHz) shine 1/4 na ƙananan mitar Sub-6GHz (30KHz), kuma an rage jinkirin haɗin iska. A cikin aikace-aikacen cibiyar sadarwar masu zaman kansu, fa'idar igiyar milimita tana kusan murkushe Sub-6.
A halin yanzu, hanyar sadarwar sirri ta hanyar sadarwa ta ƙasa da abin hawa da aka aiwatar ta hanyar sadarwa ta millimeter-wave a cikin masana'antar sufurin jirgin ƙasa na iya cimma saurin watsawa na 2.5Gbps a cikin saurin sauri, kuma jinkirin watsawa zai iya kaiwa 0.2ms, wanda ke da ƙima sosai. na tallan cibiyar sadarwar masu zaman kansu.
Don cibiyoyin sadarwa masu zaman kansu, yanayi kamar zirga-zirgar jirgin ƙasa da sa ido kan tsaro na jama'a na iya ba da cikakkiyar wasa ga fa'idodin fasaha na igiyoyin millimeter don cimma saurin 5G na gaskiya.
Lokacin aikawa: Oktoba-27-2022