E jiri ya tụnyere ọgbọ gara aga nke teknụzụ WiFi, njirimara bụ isi nke ọgbọ ọhụrụ nke WiFi 6 bụ:
E jiri ya tụnyere ọgbọ gara aga nke 802.11ac WiFi 5, ọnụ ọgụgụ nnyefe kacha elu nke WiFi 6 abawanyela site na 3.5Gbps nke mbụ ruo 9.6Gbps, na usoro iwu abawanyela ihe fọrọ nke nta ka ọ bụrụ ugboro atọ.
N'ihe gbasara eriri ugboro, WiFi 5 gụnyere naanị 5GHz, ebe WiFi 6 na-ekpuchi 2.4/5GHz, na-ekpuchi ngwa ngwa dị ala na ngwa ngwa.
N'ihe gbasara ọnọdụ modulation, WiFi 6 na-akwado 1024-QAM, nke dị elu karịa 256-QAM nke WiFi 5, ma nwee ikike data dị elu, nke pụtara ọsọ ọsọ nnyefe data dị elu.
Obere latency
WiFi 6 abụghị naanị mmụba na nbulite na nbudata ọnụego, kamakwa ọ na-emewanyewanyewanye na nchikota netwọkụ, na-enye ohere ka ọtụtụ ngwaọrụ jikọọ na netwọk ikuku ma nwee ahụmịhe njikọ ọsọ ọsọ na-agbanwe agbanwe, nke bụ n'ihi MU-MIMO. na OFDMA teknụzụ ọhụrụ.
Ọkọlọtọ WiFi 5 na-akwado teknụzụ MU-MIMO (ọtụtụ onye ọrụ ọtụtụ ntinye ntinye ọtụtụ ntinye), nke na-akwado naanị downlink, ma nwee ike nweta naanị teknụzụ a mgbe nbudata ọdịnaya.WiFi 6 na-akwado ma uplink na downlink MU-MIMO, nke pụtara na MU-MIMO nwere ike ịnweta ahụmahụ mgbe ị na-ebugo na nbudata data n'etiti ngwaọrụ mkpanaka na ndị na-anya ikuku ikuku, na-emewanyewanyewanye ojiji bandwidth nke netwọk ikuku.
Ọnụ ọgụgụ kachasị nke iyi data gbasara ohere nke WiFi 6 na-akwado site na 4 na WiFi 5 ruo 8, ya bụ, ọ nwere ike ịkwado 8 × 8 MU-MIMO kachasị, nke bụ otu n'ime ihe ndị dị mkpa maka mmụba dị ịrịba ama na Ọnụ ego nke WiFi 6.
WiFi 6 na-eji teknụzụ OFDMA (Orthogonal Frequency Division Multiple Access) teknụzụ, nke bụ ụdị evolushọn nke teknụzụ OFDM ejiri na WiFi 5. Ọ na-ejikọta OFDM na teknụzụ FDMA.Mgbe o jiri OFDM gbanwee ọwa ka ọ bụrụ onye na-ebu nne na nna, ụfọdụ ndị na-ebu ụgbọ ala Teknụzụ mgbasa ozi nke na-ebugo na ịnyefe data na-enye ndị ọrụ dị iche iche ohere ịkekọrịta otu ọwa, na-enye ohere ka ọtụtụ ngwaọrụ nweta, na oge nzaghachi dị mkpirikpi na obere oge.
Tụkwasị na nke ahụ, WiFi 6 na-eji usoro mgbasa ozi Long DFDM Symbol na-ebufe oge nnyefe nke onye na-ebu mgbaàmà ọ bụla site na 3.2 μs na WiFi 5 ruo 12.8 μs, na-ebelata ọnụego mfu nke ngwugwu na retransmission ọnụego, na-eme ka nnyefe ahụ kwụsie ike.
Ikike buru ibu
WiFi 6 na-ewebata usoro agba agba BSS, na-aka akara ngwaọrụ ọ bụla ejikọrọ na netwọkụ, yana ịgbakwunye akara kwekọrọ na data ya n'otu oge.Mgbe ị na-ebufe data, enwere adreesị kwekọrọ, yana enwere ike ibunye ya ozugbo na-enweghị mgbagwoju anya.
Teknụzụ MU-MIMO ọtụtụ onye ọrụ na-enye ohere ka ọtụtụ ọdụ kesaa ọwa nke oge netwọk kọmputa, nke mere na ọtụtụ ekwentị mkpanaaka / kọmpụta nwere ike ịfụgharị ịntanetị n'otu oge.Ejikọtara ya na teknụzụ OFDMA, ọwa ọ bụla n'okpuru netwọọdụ WiFi 6 nwere ike ịrụ ọrụ nnyefe data dị elu, na-emeziwanye ọtụtụ ndị ọrụ Ahụmahụ netwọkụ na ọnọdụ ahụ nwere ike imezu ihe achọrọ nke ebe WiFi hotspot, ọtụtụ ndị ọrụ na-eji, ma ọ dịghị mfe. ka ifriizi, na ikike dị ukwuu.
Kadị nchekwa
Ọ bụrụ na ngwaọrụ WiFi 6 (ikuku ikuku) kwesịrị ka WiFi Alliance nweta asambodo, ọ ga-enwerịrị usoro nchekwa WPA 3, nke dị nchebe karịa.
Na mbido 2018, WiFi Alliance weputara ọgbọ ọhụrụ nke Wi-Fi encryption protocol WPA 3, nke bụ ụdị nkwalite nke usoro WPA 2 a na-ejikarị.A na-emeziwanye nchekwa ahụ, yana ọ nwere ike igbochi mwakpo ike jọgburu onwe ya na ike mgbawa.
ọzọ ike na-azọpụta
WiFi 6 na-ewebata teknụzụ TARget Wake Time (TWT), nke na-enye ohere ịhazi oge nkwurịta okwu n'etiti ngwaọrụ na ndị na-anya ikuku ikuku, na-ebelata iji antenna netwọk ikuku na oge nchọta mgbaàmà, nke nwere ike ibelata oriri ike ruo n'ókè ụfọdụ ma melite batrị ngwaọrụ. ndu.
HUANET na-enye WIFI 6 ONT, ọ bụrụ na ị nwere mmasị na ya, pls kpọtụrụ anyị.
Oge nzipu: Dec-01-2022