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    Isizukulwane esisha se-WiFi6 sisekela imodi ye-802.11ax, ngakho-ke yini umehluko phakathi kwemodi engu-802.11ax ne-802.11ac?

    Isikhathi sokuthumela: Dec-20-2022

    Uma kuqhathaniswa ne-802.11ac, i-802.11ax iphakamisa ubuchwepheshe obusha bokuphindaphinda kwendawo, obungahlonza ngokushesha izingxabano zokusebenzelana komoya futhi zizigweme. Ngesikhathi esifanayo, ingakwazi ukuhlonza amasiginali okuphazamisayo ngempumelelo futhi inciphise umsindo ofanayo ngokuhlolwa kwesiteshi okungenzi lutho okuguquguqukayo nokulawula amandla ashukumisayo.

    I-WiFi6

    Ukuphazamiseka, ngaleyo ndlela kuthuthukisa kakhulu ukuzizwisa okungenantambo ezimeni eziminyana kakhulu njengeziteshi, izikhumulo zezindiza, amapaki, nezinkundla. Kuthiwa isilinganiso sokuphuma singafinyelela izikhathi ezi-4 kunezinga le-802.11ac. Yethula ukushintshwa kwe-oda eliphezulu kanye nohlelo lokubhala amakhodi 1024QAM. Uma kuqhathaniswa ne-256QAM ephakeme kakhulu ku-802.11ac, ukubhala ngekhodi nokusebenza kahle kokuguquguquka kuphezulu. Izinga lokuhlotshaniswa kokugeleza kwendawo komkhawulokudonsa ongu-80M likhuphuka lisuka ku-433Mbps laya ku-600.4Mbps. Izinga le-theoretical maximum association rate (umkhawulokudonsa ongu-160M ​​, ukusakazwa kwendawo okungu-8) lenyuke lisuka ku-6.9Gbps ​​laya cishe ku-9.6Gbps, futhi izinga eliphezulu lokuhlotshaniswa likhuphuke cishe ngo-40%. I-802.11ax isebenzisa i-uplink ne-downlink i-MU-MIMO kanye ne-uplink ne-downlink ye-OFDMA technologies ukuze ithwale ukudluliswa kwabasebenzisi abaningi ngesikhathi esisodwa ngokugeleza kwendawo kanye nama-subcarrier amaningi ngokulandelanayo, okwandisa ukusebenza kahle kokusebenzelana komoya, kunciphisa ukubambezeleka kwesicelo, futhi kunciphisa ukugwema ukungqubuzana kwabasebenzisi. Inikeza isiqinisekiso esingcono sokudlulisela ezimweni zabasebenzisi abaningi.



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