Cov tiam tom ntej ntawm cov qauv wireless yuav luag ntawm no, thiab nws hu ua Wi-Fi 6. Koj puas tau hnov dab tsi txog qhov version no? Koj puas zoo siab paub dab tsi tshiab nta no version coj? Koj yuav tsum yog vim Wi-Fi 6 cog lus rau qee qhov tsis tau pom dua ua ntej nta.
Raws li tus naj npawb ntawm cov neeg siv internet nce exponentially, muaj kev thov siab rau internet ceev. Lub cim tshiab ntawm Wi-Fi yog tsim los ua kom haum rau qhov no. Koj yuav xav tsis thoob thaum paub tias Wi-Fi 6 muaj ntau yam ntxiv uas tsis yog kev txhawb nqa.
Cov ntsiab lus[ zais ]
- WiFi 6 (802.11 ax) yog dab tsi?
- Puas yog Wi-Fi 6 ntawm no? Koj tuaj yeem pib siv nws?
- Kev yuav khoom Wi-Fi 6
- Txaus nyiam nta ntawm Wi-Fi 6
- 1. Ntau bandwidth
- 2. Kev siv hluav taws xob zoo
- 3. Tsis muaj teeb meem nrog lwm tus routers nyob ze
- 4. Kev ua haujlwm ruaj khov hauv thaj chaw muaj neeg coob
- 5. Kev ruaj ntseg zoo dua
- 6. Txo latency
- 7. Ceev dua
- Wi-Fi 6 ceev npaum li cas?
WiFi 6 (802.11 ax) yog dab tsi?
Wi-Fi 6 muaj lub npe technical - 802.11 ax. Nws yog tus successor ntawm version 802.11 ac. Nws tsuas yog koj li Wi-Fi li niaj zaus tab sis txuas tau zoo dua rau hauv internet. Nws cia siab tias yav tom ntej, txhua yam khoom siv ntse yuav tuaj nrog Wi-Fi 6 kev sib raug zoo.
Lub etymology
Tej zaum koj yuav xav tias qhov version no hu ua Wi-Fi 6, dab tsi yog cov versions dhau los? Puas muaj npe rau lawv thiab? Cov yav dhau los versions muaj npe ib yam nkaus, tab sis lawv tsis yog tus neeg siv tus phooj ywg. Yog li ntawd, ntau tus neeg tsis paub txog lub npe. Nrog rau qhov tseeb version, txawm li cas los xij, Wi-Fi Alliance tau txav los muab lub npe yooj yim rau cov neeg siv.
Nco tseg: Cov npe ib txwm muab rau ntau cov qauv muaj raws li hauv qab no - 802.11n (2009), 802.11ac (2014), thiab 802.11ax (tom ntej). Tam sim no, cov npe version hauv qab no yog siv rau txhua lub version raws li - Wi-Fi 4, Wi-Fi 5, thiab Wi-Fi 6 .
Puas yog Wi-Fi 6 ntawm no? Koj tuaj yeem pib siv nws?
Txhawm rau sau cov txiaj ntsig ntawm Wi-Fi 6 mus rau qhov siab tshaj plaws, ib tus yuav tsum muaj Wi-Fi 6 router thiab Wi-Fi 6 siv tau. Hom xws li Cisco, Asus, thiab TP-Link twb tau pib dov tawm Wi-Fi 6 routers. Txawm li cas los xij, Wi-Fi 6 tau tshaj cov khoom siv tseem tsis tau tso tawm hauv kev ua lag luam loj. Lub Samsun Galaxy S10 thiab qhov tseeb versions ntawm lub iPhone yog Wi-Fi 6 tau tshaj. Nws cia siab tias laptops thiab lwm yam khoom siv ntse yuav sai sai no Wi-Fi 6 tau tshaj ib yam nkaus. Yog tias koj tsuas yuav Wi-Fi 6 router, koj tseem tuaj yeem txuas nws rau koj cov khoom qub. Tab sis koj yuav tsis pom qhov hloov pauv tseem ceeb.
Kev yuav khoom Wi-Fi 6
Tom qab Wi-Fi Alliance pib nws cov txheej txheem ntawv pov thawj, koj yuav pib pom 'Wi-Fi 6 tau lees paub' logo ntawm cov khoom siv tshiab uas yog Wi-Fi 6 tau tshaj. Txog hnub no, peb cov khoom siv tsuas muaj 'Wi-Fi Certified' logo. Ib tug yuav tsum tau tshawb nrhiav rau tus lej version hauv cov lus qhia tshwj xeeb. Yav tom ntej, ib txwm saib rau 'Wi-Fi 6 tau ntawv pov thawj' lub logo thaum yuav khoom siv rau koj lub Wi-Fi 6 router.
Txog tam sim no, qhov no tsis yog qhov hloov pauv hloov tshiab rau ib qho ntawm koj cov khoom siv. Yog li ntawd, nws yog qhov zoo dua tsis pib yuav cov khoom siv tshiab tsuas yog ua kom lawv sib haum nrog Wi-Fi 6 router. Hnub tom ntej, thaum koj pib hloov koj cov khoom qub, koj yuav pib nqa Wi-Fi 6 cov ntawv pov thawj. Yog li, nws tsis tsim nyog, maj nrawm thiab pib hloov koj cov khoom qub.
Pom zoo: Router yog dab tsi thiab nws ua haujlwm li cas?
Txawm li cas los xij, ib yam koj tuaj yeem yuav tam sim no yog Wi-Fi 6 router. Ib qho txiaj ntsig uas koj tuaj yeem pom tam sim no yog tias koj tuaj yeem txuas cov khoom siv ntau dua (Wi-Fi 5) rau koj lub router tshiab. Txhawm rau sau tag nrho lwm cov txiaj ntsig, tos Wi-nkaus 6 cov khoom siv sib xws los ua lawv txoj hauv kev mus rau hauv kev ua lag luam.
Txaus nyiam nta ntawm Wi-Fi 6
Yog tias cov tuam txhab saum toj kawg nkaus tau tso tawm Wi-Fi 6 cov xov tooj sib xws thiab nws tau kwv yees tias lwm lub tuam txhab yuav ua raws li kev cai, yuav tsum muaj cov txiaj ntsig zoo. Ntawm no, peb yuav pom dab tsi tshiab nta ntawm qhov tseeb version yog.
1. Ntau bandwidth
Wi-Fi 6 muaj qhov dav dua. Wi-Fi band uas yog 80 MHz yog ob npaug rau 160 MHz. Qhov no enables ceev kev sib txuas ntawm cov router thiab koj ntaus ntawv. Nrog Wi-Fi 6, tus neeg siv tuaj yeem rub tawm / rub tawm cov ntaub ntawv loj, yooj yim saib 8k tsos. Tag nrho cov khoom siv ntse hauv tsev ua haujlwm zoo yam tsis muaj buffering.
2. Kev siv hluav taws xob zoo
Lub Hom Phiaj Wake Time feature ua rau lub zog ua haujlwm tau zoo. Cov cuab yeej tuaj yeem sib tham ntev npaum li cas lawv tsaug zog thiab thaum twg xa / tau txais cov ntaub ntawv. Lub roj teeb lub neej ntawm Cov khoom siv IoT thiab lwm yam khoom siv hluav taws xob qis tau txhim kho kom zoo thaum koj nce lub sijhawm pw tsaug zog.
3. Tsis muaj teeb meem nrog lwm tus routers nyob ze
Koj lub teeb liab wireless raug kev txom nyem vim muaj kev cuam tshuam los ntawm lwm lub network nyob ze. Wi-Fi 6's Base Service Station (BSS) yog xim. Ncej raug cim kom lub router tsis quav ntsej cov neeg nyob sib ze. Los ntawm xim, peb tab tom xa mus rau tus nqi ntawm 0 txog 7 uas tau muab rau cov ntsiab lus nkag.
4. Kev ua haujlwm ruaj khov hauv thaj chaw muaj neeg coob
Peb txhua tus tau ntsib qhov kev poob qis thaum peb sim nkag mus rau Wi-Fi hauv cov chaw muaj neeg coob. Nws yog lub sijhawm los hais lus zoo rau qhov teeb meem no! Cov 8X8 MU-MIMO hauv Wi-Fi 6 ua haujlwm nrog uploads thiab rub tawm. Txog rau thaum kawg version, MU-MIMO ua haujlwm tsuas yog rub tawm. Tam sim no, cov neeg siv tuaj yeem xaiv los ntawm ntau dua 8 kwj dej. Yog li ntawd, txawm tias ntau tus neeg siv nkag mus rau lub router ib txhij, tsis muaj qhov poob qis hauv bandwidth zoo. Koj tuaj yeem kwj, rub tawm, thiab ua si ntau tus neeg ua si hauv online yam tsis muaj teeb meem.
Yuav ua li cas lub system tswj congestion?
Ntawm no peb yuav tsum paub txog lub tshuab hu ua OFDMA – Orthogonal Frequency Division Multiple Access . Los ntawm qhov no, Wi-nkaus nkag tau tuaj yeem tham nrog ntau yam khoom siv ib txhij. Wi-Fi channel tau muab faib ua ob peb subchannels. Ntawd yog, cov channel tau muab faib ua qhov chaw me me. Txhua qhov me me no hu ua a Cov peev txheej (RU) . Cov ntaub ntawv npaj rau ntau yam khoom siv yog nqa los ntawm subchannels. OFDMA sim tshem tawm qhov teeb meem ntawm latency, uas yog ib txwm muaj nyob rau niaj hnub Wi-Fi scenario.
OFDMA ua haujlwm yooj yim. Cia peb hais tias muaj 2 yam khoom siv - lub PC thiab lub xov tooj txuas mus rau channel. Lub router tuaj yeem faib 2 qhov chaw sib txawv rau cov khoom siv no lossis faib cov ntaub ntawv xav tau los ntawm txhua lub cuab yeej ntawm ntau qhov chaw pabcuam.
Lub tshuab uas BSS xim ua haujlwm yog hu ua spatial zaus rov siv dua. Qhov no kuj pab daws teeb meem vim muaj ntau yam khoom siv sib txuas rau tib lub sijhawm.
Vim li cas qhov no feature?
Thaum Wi-Fi 5 raug tso tawm, qhov nruab nrab US tsev neeg muaj txog 5 Wi-Fi li. Niaj hnub no, nws tau nce mus rau yuav luag 9 khoom siv. Nws yog kwv yees tias tus lej tsuas yog yuav nce. Yog li, nws yog qhov tseeb tias muaj kev xav tau ntau ntxiv kom haum rau ntau tus Wi-Fi li. Txwv tsis pub, lub router yuav tsis tuaj yeem nqa lub nra. Nws yuav qeeb sai sai.
Nco ntsoov tias, yog tias koj txuas ib lub cuab yeej Wi-Fi 6 rau Wi-Fi 6 router, koj yuav tsis pom qhov hloov pauv ceev. Lub hom phiaj tseem ceeb ntawm Wi-Fi 6 yog muab kev sib txuas ruaj khov rau ntau yam khoom siv ib txhij.
5. Kev ruaj ntseg zoo dua
Peb txhua tus paub zoo tias WPA3 yog qhov hloov tshiab loj hauv kaum xyoo no. Nrog WPA3, hackers muaj lub sijhawm nyuaj tsis tu ncua twv tus password. Txawm hais tias lawv ua tiav hauv kev tawg tus password, cov ntaub ntawv lawv tau txais yuav tsis siv ntau. Txog tam sim no, WPA3 yog xaiv tau hauv txhua yam khoom siv Wi-Fi. Tab sis rau Wi-Fi 6 ntaus ntawv, WPA 3 yog qhov yuav tsum tau, kom tau txais daim ntawv pov thawj Wi-Fi Alliance. Thaum qhov kev pab cuam ntawv pov thawj tau pib, nws xav tias yuav muaj kev ntsuas kev nyab xeeb nruj dua. Yog li ntawd, kev kho dua tshiab rau Wi-Fi 6 kuj txhais tau tias, koj muaj kev ruaj ntseg zoo dua.
Kuj Nyeem: Yuav Nrhiav Kuv Tus IP Chaw Nyob Li Cas?
6. Txo latency
Latency yog hais txog kev ncua ntawm cov ntaub ntawv xa mus. Thaum latency yog ib qho teeb meem nyob rau hauv nws tus kheej, nws kuj ua rau lwm yam teeb meem xws li tsis tu ncua disconnection thiab ntau dua load sij hawm. Wi-Fi 6 pob cov ntaub ntawv rau hauv lub teeb liab ua tau zoo dua li yav dhau los version. Yog li ntawd, lub latency yog coj los.
7. Ceev dua
Lub cim uas xa cov ntaub ntawv yog hu ua orthogonal zaus-division multiplexing (OFDM). Cov ntaub ntawv tau muab faib ua sub-carriers kom muaj kev nrawm dua (nws yog 11% sai dua). Vim li no, qhov kev pab cuam kuj widens. Txhua yam khoom siv hauv koj lub tsev, tsis hais qhov twg lawv tau muab tso rau yuav tau txais cov cim muaj zog vim yog thaj chaw dav dav.
Beamforming
Beamforming yog txheej txheem nyob rau hauv lub router tsom cov teeb liab ntawm ib lub cuab yeej tshwj xeeb yog tias nws pom tias lub cuab yeej ntsib teeb meem. Thaum txhua tus routers ua beamforming, Wi-Fi 6 router muaj ntau ntau ntawm beamforming. Vim qhov kev ua tau zoo no, yuav tsis muaj qhov chaw tuag hauv koj lub tsev. Qhov no ua ke nrog ODFM ua rau koj tuaj yeem txuas mus rau lub router los ntawm txhua qhov chaw hauv koj lub tsev.
Wi-Fi 6 ceev npaum li cas?
Wi-Fi 5 muaj qhov ceev ntawm 3.5 Gbps. Wi-Fi 6 coj nws mus rau ob peb qhov kev txiav txim siab - qhov kev xav theoretical ceev zaum ntawm 9.6 Gbps. Nws yog ib qho kev paub uas theoretical speeds tsis ncav cuag hauv kev siv tswv yim. Feem ntau, qhov rub tawm ceev yog 72 Mbps / 1% ntawm qhov siab tshaj plaws theoretical ceev. Txij li thaum 9.6 Gbps tuaj yeem sib cais thoob plaws ib pawg ntawm cov khoom siv sib txuas, lub peev xwm ceev rau txhua lub cuab yeej txuas nrog nce.
Ib qho ntxiv uas yuav tsum nco ntsoov txog qhov ceev yog tias nws nyob ntawm lwm yam thiab. Nyob rau hauv ib qho chaw uas muaj ib tug loj heev network ntawm pab kiag li lawm, qhov kev hloov nyob rau hauv ceev yuav pom tau yooj yim. Nyob rau hauv confines ntawm koj lub tsev, nrog ob peb pab kiag li lawm, nws yuav nyuaj rau pom qhov txawv. Qhov ceev los ntawm koj qhov Chaw Pabcuam Is Taws Nem (ISP) txwv lub router los ntawm kev ua haujlwm ntawm nws qhov ceev tshaj plaws. Yog tias koj qhov nrawm nrawm vim yog koj ISP, Wi-Fi 6 router tsis tuaj yeem kho qhov ntawd.
Cov ntsiab lus
- Wi-Fi 6 (802.11ax) yog lub cim tom ntej ntawm kev sib txuas wireless.
- Nws muab ntau cov txiaj ntsig rau cov neeg siv - cov channel dav dua, lub peev xwm los txhawb kev sib txuas ruaj khov rau ntau yam khoom siv ib txhij, kev kub ceev, roj teeb lub neej ntev dua rau cov khoom siv hluav taws xob tsawg, txhim kho kev ruaj ntseg, tsis tshua muaj latency, thiab tsis muaj kev cuam tshuam nrog cov network nyob ze.
- OFDMA thiab MU-MIMO yog ob lub thev naus laus zis tseem ceeb siv hauv Wi-Fi 6.
- Txhawm rau ua tiav tag nrho cov txiaj ntsig, tus neeg siv yuav tsum muaj ob qho tib si - Wi-Fi 6 router thiab Wi-Fi 6 siv tau. Tam sim no, Samsung Galaxy S10 thiab qhov tseeb versions ntawm iPhone yog cov khoom siv nkaus xwb nrog kev txhawb nqa rau Wi-Fi 6. Cisco, Asus, TP-Txuas, thiab ob peb lwm lub tuam txhab tau tso Wi-Fi 6 routers.
- Cov txiaj ntsig xws li kev hloov pauv yog qhov nrawm tsuas yog pom tau yog tias koj muaj lub network loj ntawm cov khoom siv. Nrog rau cov khoom siv me me, nws yog ib qho nyuaj rau kev soj ntsuam qhov kev hloov.
Elon Decker Elon yog tus kws sau ntawv thev naus laus zis ntawm Cyber S. Nws tau sau cov lus qhia yuav ua li cas txog 6 xyoo tam sim no thiab tau hais txog ntau yam. Nws nyiam npog cov ncauj lus hais txog Windows, Android, thiab cov lus qhia tshiab thiab cov lus qhia.