Menene ban sha'awa game da Wi-Fi 6 ta Huawei

Mun kawo hankalinku ra'ayin Huawei na Wi-Fi 6 - fasahar kanta da sabbin abubuwan da suka shafi, da farko dangane da samun damar maki: menene sabo game da su, inda za su sami aikace-aikacen mafi dacewa da amfani a cikin 2020, menene hanyoyin fasahar ke ba su. Babban fa'idodin gasa da kuma yadda aka tsara layin AirEngine gabaɗaya.

Abin da ke faruwa a fasahar mara waya a yau

A cikin shekarun da al'ummomin da suka gabata na Wi-Fi - na hudu da na biyar - suke tasowa, an kafa manufar ofishin mara waya, wato sararin ofishi mara waya, a cikin masana'antar. Amma tun daga wannan lokacin, ruwa mai yawa ya shuɗe a ƙarƙashin gada, kuma buƙatun kasuwanci dangane da Wi-Fi sun canza da ƙima da ƙima: buƙatun bandwidth sun karu, rage latency ya zama mai mahimmanci, kuma ƙari, ƙara matsawa buƙatar buƙata. haɗa babban adadin masu amfani.

Zuwa 2020, yanayin sabbin aikace-aikace ya bayyana waɗanda dole ne suyi aiki da dogaro akan hanyoyin sadarwar Wi-Fi. Hoton yana nuna manyan wuraren da irin waɗannan aikace-aikacen ke da alaƙa. A taƙaice game da kaɗan daga cikinsu.

A. Augmented da kama-da-wane gaskiya. Na dogon lokaci, raguwar VR da AR sun bayyana a cikin gabatarwar masu sayar da tarho, amma mutane kaɗan sun fahimci menene aikace-aikacen fasahar da ke bayan waɗannan haruffa. A yau suna shiga cikin rayuwarmu cikin sauri, wanda ke nunawa a samfuran Huawei. A watan Afrilu, mun gabatar da wayar Huawei P40 kuma a lokaci guda an ƙaddamar da shi - ya zuwa yanzu a cikin China kawai - sabis na Taswirorin Huawei tare da aikin AR Maps. Ba wai kawai "GIS tare da holograms ba". Augmented gaskiyar an gina shi sosai a cikin ayyukan tsarin: tare da taimakonsa, ba komai bane don a zahiri "karɓi" bayanai game da ƙungiyar da ofishinta ke cikin ginin, shirya hanya ta sararin samaniya - kuma duk wannan a cikin 3D. format kuma tare da mafi ingancin.

AR kuma tabbas za ta ga ci gaba mai zurfi a fagagen ilimi da kiwon lafiya. Har ila yau, ya dace da samarwa: alal misali, don horar da ma'aikata yadda za su yi aiki a cikin yanayi na gaggawa, yana da wuya a fito da wani abu mafi kyau fiye da na'urar kwaikwayo a cikin haɓakawa.

B. Tsarin tsaro tare da sa ido na bidiyo. Kuma har ma ya fi girma: duk wani bayani na bidiyo wanda ya dace da ma'auni na ma'ana mai girma. Muna magana ba kawai game da 4K ba, har ma game da 8K. Manyan masana'antun talabijin da bangarorin bayanai sun yi alƙawarin cewa samfuran da ke samar da hotunan 8K UHD za su bayyana a cikin kewayon samfuran su cikin 2020. Yana da ma'ana a ɗauka cewa masu amfani da ƙarshen suma za su so kallon bidiyo a cikin babban inganci tare da haɓaka bitrate sosai.

B. Kasuwanci a tsaye, da farko dillali. Bari mu dauki misali Lidl - daya daga cikin manyan kantunan manyan kantuna a Turai. Tana amfani da Wi-Fi a sabo, dangane da IoT yanayin hulɗa tare da masu amfani, musamman, ya gabatar da alamun farashin lantarki na ESL, yana haɗa su tare da CRM.

Dangane da samar da manyan kayayyaki, kwarewar Volkswagen na da matukar muhimmanci, wanda ya sanya Wi-Fi daga Huawei a masana'antarsa ​​kuma yana amfani da shi don magance matsaloli iri-iri. Daga cikin wasu abubuwa, kamfanin ya dogara da Wi-Fi 6 don sarrafa mutummutumi da ke kewaya masana'anta, bincika sassa a ainihin lokacin ta amfani da yanayin AR, da sauransu.

G. "Smart Ofisoshin" Har ila yau, wakiltar babban sararin samaniya don ƙididdigewa bisa Wi-Fi 6. An riga an yi la'akari da babban adadin abubuwan da ke faruwa a Intanet don "gini mai wayo", ciki har da kula da tsaro, kula da hasken wuta, da dai sauransu.

Kada mu manta cewa yawancin aikace-aikacen suna yin ƙaura zuwa gajimare, kuma samun dama ga gajimaren yana buƙatar ingantaccen haɗi mai inganci. Wannan shine dalilin da ya sa Huawei yayi amfani da taken kuma yana ƙoƙarin aiwatar da manufar "100 Mbps a ko'ina": Wi-Fi yana zama babbar hanyar haɗi zuwa Intanet, kuma ko da kuwa wurin da mai amfani yake, wajibi ne mu samar masa da mafi girma. matakin ƙwarewar mai amfani.

Yadda Huawei ke ba da shawarar sarrafa mahallin Wi-Fi 6 na ku

A halin yanzu, Huawei yana haɓaka wani shiri na ƙarshen-zuwa-ƙarshen Cloud Campus, da nufin, a gefe guda, don taimakawa wajen sarrafa dukkan abubuwan more rayuwa daga gajimare, kuma a daya hannun, a matsayin dandamali don aiwatar da sabbin abubuwa. Abubuwan da ke faruwa na IoT, kasancewa gudanarwar gini, saka idanu na kayan aiki ko, alal misali, idan muka juya zuwa wani lamari daga fannin likitanci, saka idanu mahimman sigogin mai haƙuri.

Wani muhimmin sashi na yanayin yanayin kewayen Cloud Campus shine kasuwa. Misali, idan mai haɓakawa ya ƙirƙiri na'urar ƙarewa kuma ya haɗa ta tare da mafita na Huawei ta hanyar rubuta software mai dacewa, yana da hakkin ya samar da samfuransa ga sauran abokan cinikinmu ta amfani da samfurin sabis.

Tunda cibiyar sadarwar Wi-Fi da gaske ta zama tushen ayyukan kasuwanci, tsoffin hanyoyin sarrafa shi ba su isa ba. A baya can, an tilasta mai gudanarwa don gano abin da ke faruwa tare da hanyar sadarwa kusan da hannu, yana tono ta cikin rajistan ayyukan. Wannan yanayin tallafi na amsawa yanzu yana cikin ƙarancin wadata. Ana buƙatar kayan aiki don sa ido da sarrafa kayan aikin mara waya ta yadda mai gudanarwa ya fahimci ainihin abin da ke faruwa da shi: wane matakin ƙwarewar mai amfani da yake bayarwa, ko sabbin masu amfani za su iya haɗawa da shi ba tare da matsala ba, ko kowane abokin ciniki yana buƙatar zama. "canjawaja" zuwa maƙwabcin samun damar maƙwabta (AP), menene yanayin kowane kullin hanyar sadarwa ke ciki, da sauransu.

Don na'urorin Wi-Fi 6, Huawei yana da duk kayan aikin da za a yi nazari sosai, zurfin bincike da sarrafa abin da ke faruwa akan hanyar sadarwar. Waɗannan ci gaban sun dogara da farko akan algorithms koyon injin.

Wannan ba zai yiwu ba a wuraren samun damar jerin abubuwan da suka gabata, tun da ba su goyi bayan ka'idodin telemetry da suka dace ba, kuma gabaɗaya aikin waɗancan na'urorin bai yarda da aiwatar da wannan aikin ta hanyar da wuraren samun damarmu na zamani suka ba da izini ba.

Menene fa'idodin Wi-Fi 6

Na dogon lokaci, abin tuntuɓe ga yaduwar Wi-Fi 6 ya kasance gaskiyar cewa babu na'urori masu ƙarewa waɗanda zasu goyi bayan ma'aunin IEEE 802.11ax kuma suna iya fahimtar fa'idodin da ke cikin hanyar shiga. Koyaya, wani juyi yana faruwa a cikin masana'antar, kuma mu, a matsayinmu na mai siyarwa, muna ba da gudummawa gare ta da dukkan ƙarfinmu: Huawei ya haɓaka kwakwalwar sa ba kawai don samfuran kamfanoni ba, har ma don na'urorin hannu da na gida.

- Bayani game da Wi-Fi 6+ daga Huawei yana yawo akan Intanet. Menene wannan?
- Yana kusan kamar Wi-Fi 6E. Komai iri ɗaya ne, kawai tare da ƙari na kewayon mitar GHz 6. Kasashe da yawa a halin yanzu suna tunanin samar da shi don Wi-Fi 6.

- Shin za a aiwatar da mu'amalar rediyon 6 GHz akan tsarin guda ɗaya wanda a halin yanzu ke aiki a 5 GHz?
- A'a, za a sami eriya na musamman don aiki a cikin kewayon mitar GHz 6. Wuraren shiga na yanzu ba sa goyan bayan 6 GHz, ko da an sabunta software ɗin su.

A yau, na'urorin da aka nuna a cikin hoton suna cikin ɓangaren hi-end. A lokaci guda, na'ura mai ba da hanya tsakanin hanyoyin sadarwa na Huawei AX3, wanda ke ba da saurin gudu har zuwa 2 Gbit/s ta hanyar mu'amalar iska, ba shi da bambanci a farashin da wuraren samun damar ƙarni na baya. Sabili da haka, akwai kowane dalili don yin imani cewa a cikin 2020, nau'ikan matsakaicin matsakaici har ma da na'urori masu shiga za su sami tallafin Wi-Fi 6. Dangane da ƙididdigar ƙididdigar Huawei, ta 2022, tallace-tallace na wuraren samun damar tallafawa Wi-Fi 6 idan aka kwatanta da waɗanda aka gina akan Wi-Fi 5 zai zama 90 zuwa 10%.

A cikin shekara guda da rabi, zamanin Wi-Fi 6 zai zo ƙarshe.

Da farko dai, an ƙera Wi-Fi 6 ne don ƙara haɓaka hanyar sadarwar mara waya ta gabaɗaya. A baya can, kowane tasha an ba shi jeri na lokaci kuma ya mamaye tashar 20 MHz gabaɗaya, yana tilasta wa wasu su jira ta aika zirga-zirga. Yanzu waɗannan 20 MHz an yanke su cikin ƙananan masu ɗaukar kaya, an haɗa su cikin sassan albarkatu, har zuwa 2 MHz, kuma har zuwa tashoshi tara na iya watsawa lokaci guda a cikin ramin lokaci ɗaya. Wannan yana haifar da haɓaka mai mahimmanci a cikin aikin gabaɗayan hanyar sadarwa.

Mun riga mun faɗi cewa an ƙara manyan tsare-tsaren daidaitawa zuwa ƙayyadaddun tsara ƙarni na shida: 1024-QAM tare da 256 da suka gabata. Matsalolin ɓoyewa don haka ya karu da 25%: idan a baya mun watsa har zuwa 8 ragowa na bayanai a kowane hali, yanzu ya kasance. 10 bits.

Yawan rafukan sararin samaniya kuma ya karu. A ma'auni na baya an sami matsakaicin guda hudu, yayin da yanzu akwai sama da takwas, kuma a cikin tsofaffin damar Huawei ya kai dozin.

Bugu da ƙari, Wi-Fi 6 yana sake amfani da kewayon mitar 2,4 GHz, wanda ke ba da damar samar da ƙananan rahusa don samar da kwakwalwan kwamfuta don ƙarshen tashar da ke goyan bayan Wi-Fi 6 da haɗa na'urori masu yawa, kasancewa cikakkun na'urori na IoT ko wasu sosai. masu arha na'urori masu auna firikwensin

Abin da ke da mahimmanci shi ne ma'aunin yana aiwatar da fasahohi da yawa don ingantaccen amfani da bakan rediyo, gami da sake amfani da tashoshi da mitoci. Da farko dai, Basic Service Set (BSS) Launi ya cancanci a ambata, wanda ke ba ka damar yin watsi da wuraren samun damar wasu mutane da ke aiki akan tashar guda ɗaya, kuma a lokaci guda “saurari” naka.

Wadanne wuraren shiga Wi-Fi 6 daga Huawei muke tunanin yakamata a fara yi?

Hotunan suna nuna wuraren samun damar da Huawei ke bayarwa a yau kuma, mafi mahimmanci, wanda ba da daɗewa ba zai fara samarwa, yana farawa da ainihin samfurin AirEngine 5760 kuma yana ƙarewa tare da saman.

Abubuwan samun damar mu waɗanda ke goyan bayan ma'aunin 802.11ax suna aiwatar da duka kewayon hanyoyin hanyoyin fasaha na musamman.

• Samar da ginanniyar tsarin IoT ko ikon haɗa na waje. A duk wuraren samun dama, murfin saman yanzu yana buɗewa, kuma a ƙarƙashinsa akwai ɓoyayyun ramummuka biyu don samfuran IoT, kusan kowane iri. Alal misali, daga ZigBee, wanda ya dace da haɗin kai tsaye ko relays, na'urori masu auna firikwensin telemetry, da dai sauransu. Hanshow). Bugu da ƙari, wasu wuraren shiga jerin suna da ƙarin haɗin kebul na USB, kuma ana iya haɗa tsarin Intanet na Abubuwa ta hanyarsa.
• Sabon ƙarni na fasahar Smart Antenna. Gidajen wurin samun damar gidaje har zuwa eriya 16, suna samar da rafukan sararin samaniya 12. Irin waɗannan "eriya masu wayo" suna ba da damar, musamman, don haɓaka radius na ɗaukar hoto (da kuma kawar da "yankin da suka mutu") saboda gaskiyar cewa kowannensu yana da kewayon kewayon watsa siginar rediyo da kuma "fahimta" inda takamaiman. wurin sarari yana samuwa a lokaci ɗaya ko wani abokin ciniki.
• Babban radius na yada sigina yana nufin cewa RSSI na abokin ciniki, ko matakin siginar liyafar, shima zai kasance mafi girma. A cikin gwaje-gwajen kwatankwacin, lokacin da aka gwada madaidaicin kai-tsaye na yau da kullun da kuma wanda aka sanye da eriya mai wayo, na biyu yana da haɓakar iko sau biyu - ƙarin 3 dB

Lokacin amfani da eriya masu wayo, babu asymmetry na sigina, tunda azancin wurin samun damar yana ƙaruwa daidai gwargwado. Kowace eriya 16 tana aiki azaman madubi: saboda ka'idar yaduwa da yawa, lokacin da abokin ciniki ya aika da bayanin, igiyoyin rediyo masu dacewa, suna nunawa daga cikas daban-daban, sun mamaye duk eriya 16. Sa'an nan batu, ta yin amfani da algorithms na ciki, yana ƙara siginar da aka karɓa kuma yana mayar da bayanan da aka ɓoye tare da mafi girman ƙimar aminci.

• Ana aiwatar da duk sabbin wuraren samun damar Huawei SDR (Software-Defined Radio) fasaha. Godiya gare shi, ya danganta da yanayin da aka fi so don aiki da kayan aikin mara waya, mai gudanarwa yana ƙayyade yadda tsarin radiyo guda uku ya kamata su yi aiki. Yawan rafukan sararin samaniya da za a ware wa ɗaya ko wani kuma an ƙaddara su da ƙarfi. Misali, zaku iya sanya na'urorin rediyo guda biyu suyi aiki don haɗa abokan ciniki (ɗaya a cikin kewayon 2,4 GHz, ɗayan a cikin kewayon 5 GHz), ɗayan na uku yana aiki azaman na'urar daukar hotan takardu, saka idanu akan abin da ke faruwa tare da yanayin rediyo. Ko amfani da na'urori uku na musamman don haɗa abokan ciniki.

  Wani labari na yau da kullun shine lokacin da babu abokan ciniki da yawa akan hanyar sadarwar, amma na'urorin su suna gudanar da aikace-aikacen manyan kaya waɗanda ke buƙatar babban bandwidth. A wannan yanayin, duk rafukan sararin samaniya suna daura da mitar mita na 2,4 da 5 GHz, kuma an haɗa tashoshi don samar da masu amfani da ba 20 ba, amma 80 MHz bandwidth.

• Ana aiwatar da wuraren shiga tacewa daidai da ƙayyadaddun 3GPP, don ware na'urorin rediyo waɗanda za su iya yin aiki a mitoci daban-daban a cikin kewayon 5 GHz da juna, don guje wa tsangwama na ciki.

Wuraren shiga suna ba da aiki ta hanyoyi daban-daban. Ɗayan su shine RTU (Haƙƙin Amfani). A taƙaice, ainihin ƙa'idarsa shine kamar haka. Za a ba da samfuran jeri ɗaya a daidaitaccen sigar, misali tare da rafukan sararin samaniya guda shida. Bugu da ari, tare da taimakon lasisi, zai yiwu a faɗaɗa aikin na'urar da kunna ƙarin rafuka guda biyu, yana nuna yuwuwar kayan aikin da ke cikinta. Wani zaɓi: watakila, bayan lokaci, abokin ciniki zai buƙaci ware ƙarin hanyar sadarwa ta rediyo don bincikar iskar iska, kuma don sanya shi cikin aiki, zai isa ya sake siyan lasisi.

A cikin ƙananan ɓangaren dama na hoton da ya gabata, wuraren samun dama suna da wasiƙun dijital, misali 2 + 2 + 4 dangane da AirEngine 5760. Ma'anar ita ce AP tana da nau'ikan rediyo masu zaman kansu guda uku. Lambobin suna nuna adadin rafukan sararin samaniya da za a sanya wa kowane tsarin rediyo. Dangane da haka, adadin zaren yana rinjayar abin da ake fitarwa kai tsaye a cikin kewayon da aka bayar. Madaidaicin jerin yana ba da har zuwa rafukan guda takwas. Advanced - har zuwa 12. A ƙarshe, flagship (hi-end na'urorin) - har zuwa 16.

Yadda layin AirEngine ke aiki

Daga yanzu, alamar gama gari na mafita mara waya ta kamfanoni shine AirEngine. Kamar yadda zaku iya gani cikin sauƙi, ƙirar wuraren samun damar yin wahayi ne ta hanyar injin injin jirgin sama: ana sanya diffusers na musamman akan saman gaba da bayan na'urorin.

Na'urorin farko na AirEngine 5760-51 sune mafi dacewa ga masu amfani kuma an tsara su don mafi yawan al'amuran yau da kullun. Alal misali, don sayarwa. Koyaya, sun dace da buƙatun ofis, kasancewar duniya gabaɗaya dangane da tarin fasahar da ake amfani da su a ciki da farashi.

Jerin mafi tsufa na gaba shine 5760-22W. Ya haɗa da wuraren isa ga farantin bango, waɗanda ba a dakatar da su daga rufi ba, amma an sanya su a kan tebur, a cikin kusurwa ko haɗe zuwa bango. Sun fi dacewa da waɗancan yanayin da ya zama dole a rufe ɗimbin ƙananan ɗakuna tare da sadarwa mara waya (a cikin makaranta, asibiti, da sauransu), inda ake buƙatar haɗin waya.

Samfurin 5760-22W (farantin bango) yana ba da haɗin 2,5 Gbit/s ta hanyar mu'amalar tagulla, kuma yana da transceiver na SFP na musamman don PON. Don haka, za'a iya aiwatar da layin shiga gaba ɗaya akan hanyar sadarwa mara amfani kuma ana iya haɗa wurin shiga kai tsaye zuwa wannan hanyar sadarwa ta GPON.

Kewayon ya ƙunshi duka wuraren shiga ciki da waje. Ana iya bambanta na ƙarshe ta hanyar harafin R (waje) a cikin sunan. Don haka, AirEngine 8760-X1-PRO an tsara shi don amfani da cikin gida, yayin da AirEngine 8760R-X1 an tsara shi don al'amuran waje. Idan sunan wurin shiga ya ƙunshi harafin E (na waje), yana nufin ba a gina eriyansa ba, amma na waje.

Babban samfurin - AirEngine 8760-X1-PRO an sanye shi da musaya na gigabit guda uku don haɗi. Biyu daga cikinsu jan ƙarfe ne, kuma duka suna goyan bayan PoE / PoE-IN, wanda ke ba ku damar adana na'urar don iko. Na uku shine na haɗin fiber optic (SFP+). Bari mu fayyace cewa wannan haɗin haɗin gwiwa ne: yana yiwuwa a haɗa ta duka tagulla da na gani. Har ila yau, bari mu ce, babu abin da zai hana ku haɗa hanyar shiga ta hanyar na'urorin gani, da kuma samar da wutar lantarki daga injector ta hanyar sadarwa ta jan karfe. Ya kamata kuma mu ambaci ginanniyar tashar Bluetooth 5.0. 8760-X1-PRO yana da mafi girman aiki a cikin layi, tunda yana tallafawa har zuwa rafukan sararin samaniya 16.

- Shin wuraren samun damar PoE+ suna da isasshen iko?
- Don tsofaffin jerin (8760) POE ++ ana buƙata. Wannan shine dalilin da ya sa CloudEngine s5732 yana canzawa tare da tashoshin gigabit masu yawa da goyan bayan 802.3bt (har zuwa 60 W) ana ci gaba da siyarwa a watan Mayu-Yuni.

Haka kuma, AirEngine 8760-X1-PRO yana karɓar ƙarin sanyaya. Liquid yana zagawa ta da'irori biyu a cikin mashigar shiga, yana cire zafi mai yawa daga kwakwalwan kwamfuta. An tsara wannan bayani da farko don tabbatar da aiki na dogon lokaci na na'urar tare da mafi girman aiki: wasu dillalai sun bayyana cewa wuraren samun damar su ma suna iya isar da har zuwa 10 Gbps, duk da haka, bayan mintuna 15-20 waɗannan na'urori suna da saurin zafi, kuma don rage yawan zafin jiki, an kashe wani ɓangare na magudanar ruwa, wanda ke rage yawan aiki.

Ƙananan wuraren samun damar shiga ba su da sanyaya ruwa, amma ba su da matsalar zafi mai zafi saboda ƙananan aiki. Samfuran tsakiyar matakin - AirEngine 6760 - suna tallafawa har zuwa rafukan sararin samaniya 12. Hakanan suna haɗa ta hanyar mu'amalar gigabit goma. Bugu da kari, akwai gigabit daya - don haɗawa da maɓalli na yanzu.

Huawei yana ba da mafita na ɗan lokaci kaɗan Wi-Fi Rarraba Agile, wanda ke nuna kasancewar wurin shiga ta tsakiya da na'urorin rediyo masu nisa da ke sarrafa su. Irin wannan AP yana da alhakin nau'ikan ayyuka masu nauyi daban-daban kuma an sanye shi da CPU don aiwatar da QoS, yanke shawara game da yawo na abokin ciniki, iyakance bandwidth, gane aikace-aikacen, da sauransu. zuwa tsakiyar hanyar shiga kuma yi masu juyawa daga 802.11 zuwa 802.3.

Shawarar ta zama ba ta shahara sosai a Rasha ba. Duk da haka, mutum ba zai iya kasa lura da fa'idarsa ba. Misali, yana yiwuwa a adana da yawa akan farashin lasisi, tunda ba kwa buƙatar siyan keɓantacce don kowane tsarin rediyo. Bugu da ƙari, babban nauyin ya faɗi a kan wuraren shiga tsakiya, wanda ke ba da damar ƙaddamar da babbar hanyar sadarwa mara waya wanda ya ƙunshi dubban dubban abubuwa. Don haka mun sabunta Wi-Fi Rarraba Agile don cin gajiyar tarin fasahar mu a kusa da Wi-Fi 6.

Hakanan za a sami wuraren shiga waje a watan Yuni. Babban jerin manyan na'urori na waje shine 8760R, tare da matsakaicin tarin fasaha (musamman, ana samun rafukan sararin samaniya 16). Koyaya, muna ɗauka cewa ga mafi yawan yanayin yanayin 6760R zai zama mafi kyawun zaɓi. Ana buƙatar ɗaukar titin, a matsayin mai mulki, ko dai a cikin ɗakunan ajiya, ko don haɗin kai mara waya, ko a wuraren fasaha, inda lokaci-lokaci ake buƙatar karɓa ko watsa wasu na'urori ko tattara bayanai daga tashoshin tattara bayanai.

Game da fa'idodin fasaha na wuraren samun damar AirEngine

A baya can, bambancin eriya na waje don wuraren samun damar mu yana da iyaka. Akwai ko dai eriya ta gaba ɗaya (dipole), ko kuma waɗanda ke ƙunƙunta. Yanzu zabi ya fi fadi. Misali, eriya 70°/70° a azimuth da tsayi ta ga hasken. Ta hanyar sanya shi a kusurwar ɗakin, za ku iya rufe kusan dukkanin sararin da ke gabansa tare da sigina.

Jerin eriya da aka kawo tare da wuraren shiga cikin gida yana haɓaka, kuma yana yiwuwa a ƙara ƙarin, gami da waɗanda wasu masana'antun ke samarwa. Bari mu yi ajiyar wuri: babu wanda aka jagoranta a cikinsu. Idan kana buƙatar tsara ɗaukar hoto mai da hankali a cikin gida, kana buƙatar ko dai yi amfani da ƙira tare da eriyar dipole na waje kuma ka sanya su da kanka don ingantacciyar siginar rediyo, ko ɗauki wuraren shiga tare da ginannun eriya masu wayo.

Babu wasu muhimman canje-canje game da shigar da wuraren shiga. Duk samfuran suna sanye da kayan ɗamara don hawa duka a kan rufi da bango ko ma a kan bututu (ƙuƙwalwar ƙarfe). Har ila yau, kayan gyare-gyaren sun dace da rufin ofis tare da irin Armstrong rufin dogo. Bugu da ƙari, zaku iya shigar da makullai, waɗanda ke da mahimmanci musamman idan wurin shiga zai yi aiki a wurin jama'a.

Idan muka yi la'akari da sauri ga mahimman abubuwan fasaha na fasaha waɗanda aka aiwatar yayin haɓaka kewayon samfurin Injin Jirgin Sama, kuna samun lissafin kamar wannan.

• An samu mafi girman yawan aiki a cikin masana'antu. Ya zuwa yau, Huawei kawai ya gudanar da aiwatar da eriya 16 na karɓa da watsawa tare da rafukan sararin samaniya 12 a cikin hanyar shiga guda ɗaya. Fasahar eriya mai wayo ta hanyar da Huawei ke aiwatar da ita ita ma ba ta samuwa ga wani kamfani a halin yanzu.
• Huawei yana da mafita na musamman don cimma matsananciyar jinkiri. Wannan yana ba da damar, musamman, gabaɗayan yawo mara kyau ga robobin sito na hannu.
• Kamar yadda kuka sani, fasahar Wi-Fi 6 ta ƙunshi mafita guda biyu don samun dama da yawa: OFDMA da Multi-User MIMO. Babu wanda har yanzu sai Huawei da ya yi nasarar tsara ayyukansu na lokaci guda.
• Tallafin Intanet na Abubuwa don wuraren samun damar AirEngine yana da faɗi da ba a taɓa ganin irinsa ba.
• Layin ya dace da mafi girman matakan aminci. Don haka, duk abubuwan Wi-Fi ɗin mu 6 suna aiwatar da ɓoyayyen ɓoye bisa ka'idar WPA3.

Menene ke ƙayyade abin da ake samu na wurin shiga? Bisa ga ka'idar Shannon, daga abubuwa uku:

• akan adadin rafukan sararin samaniya;
• a kan bandwidth;
• akan rabon sigina-zuwa amo.

Maganganun Huawei a cikin kowane yanki mai suna uku sun bambanta da abin da sauran masu siyarwa ke bayarwa, kuma kowannensu ya ƙunshi haɓaka da yawa.

1. Na'urorin Huawei suna da ikon samar da rafukan sararin samaniya har zuwa goma sha biyu, yayin da manyan wuraren samun dama daga sauran masana'antun ke da takwas kawai.
2. Sabbin wuraren shiga na Huawei suna iya samar da rafukan sararin samaniya guda takwas tare da fadin 160 MHz kowanne, yayin da dillalai masu fafatawa suna da matsakaicin rafuka takwas na 80 MHz. Sakamakon haka, sau ɗaya da rabi ko ma sau biyu mafi girman aikin namu na iya yiwuwa.
3. Dangane da rabon sigina-zuwa amo, saboda amfani da fasahar Smart Antenna, wuraren samun damarmu suna nuna juriya ga tsoma baki da kuma babban matakin RSSI a liyafar abokin ciniki - aƙalla sau biyu (ta 3 dB) .

Bari mu gano inda bandwidth ɗin ya fito, wanda yawanci ana nunawa a cikin takaddun bayanai. A cikin yanayinmu - 10,75 Gbit/s.

Ana nuna dabarar lissafin a cikin adadi a sama. Bari mu ga menene masu yawa a cikinsa.

Na farko shine adadin rafukan sararin samaniya (a 2,4 GHz - har zuwa hudu, a 5 GHz - har zuwa takwas). Na biyu shine raka'a da aka raba ta jimlar tsawon lokacin alamar da tsawon lokacin gadi daidai da ma'aunin da aka yi amfani da shi. Tunda a cikin Wi-Fi 6 tsawon alamar yana ninka sau huɗu zuwa 12,8 μs, kuma tazarar gadi shine 0,8 μs, sakamakon shine 1/13,6 μs.

Na gaba: azaman tunatarwa, godiya ga ingantaccen tsarin 1024-QAM, har zuwa rago 10 yanzu ana iya sanya su a kowace alama. A cikin duka, muna da bitrate na 5/6 (FEC) - na huɗu multiplier. Kuma na biyar shine adadin masu ɗaukar kaya (sautuna).

A ƙarshe, ƙara haɓaka mafi girman aiki don 2,4 da 5 GHz, muna samun ƙima mai ban sha'awa na 10,75 Gbps.

Gudanar da albarkatun mitar rediyo na DBS shima ya bayyana a wuraren samun damarmu da masu sarrafawa. Idan a baya dole ne ku zaɓi faɗin tashar don takamaiman SSID sau ɗaya (20, 40 ko 80 MHz), yanzu yana yiwuwa a saita mai sarrafawa don yin hakan da ƙarfi.

Wani ci gaba na rarraba albarkatun rediyo an kawo shi ta hanyar fasahar SmartRadio. A baya can, idan akwai da dama samun maki a daya zone, shi ne zai yiwu a saka da abin da algorithm don redistribute abokan ciniki, wanda AP don haɗa wani sabon daya, da dai sauransu Amma wadannan saituna da aka yi amfani da sau ɗaya kawai, a lokacin da dangane da kuma lokacin da alaka da shi. haɗin gwiwa tare da hanyar sadarwar Wi-Fi. A cikin yanayin AirEngine, ana iya amfani da algorithms don daidaita nauyin kaya a ainihin lokacin yayin da abokan ciniki ke aiki kuma, alal misali, motsi tsakanin wuraren samun dama.

Wani muhimmin mahimmanci game da abubuwan eriya: a cikin samfuran AirEngine suna aiwatar da duka biyun a tsaye da a kwance. Kowannensu yana goyan bayan eriya huɗu, kuma akwai irin waɗannan abubuwa guda huɗu. Saboda haka jimlar adadin - 16 eriya.

Abun eriya da kansa ba shi da iyaka. Saboda haka, don mayar da hankali ga ƙarin makamashi a cikin jagorancin abokin ciniki, ya zama dole a samar da katako mai kunkuntar ta amfani da ƙananan eriya. Huawei yayi nasara. Sakamakon shine ɗaukar hoto akan matsakaita 20% mafi girma fiye da na fafatawa a gasa.

Tare da Wi-Fi 6, babban abin fitarwa da manyan matakan daidaitawa (MCS 10 da MCS 11 makirci) suna yiwuwa ne kawai lokacin da rabon sigina-zuwa amo, ko Ratio-to-Noise Ratio, ya wuce 35 dB. Kowane decibel yana ƙidaya. Kuma eriya mai wayo da gaske tana ba ku damar haɓaka matakin siginar da aka karɓa.

A cikin gwaje-gwaje na gaske, ƙirar 1024-QAM tare da tsarin MCS 10 zai yi aiki a nesa da bai wuce 3 m daga wurin shiga ba, kowane ɗayan yana samuwa a kasuwa. Da kyau, lokacin amfani da eriya "mai hankali", ana iya ƙara nisa zuwa 6-7 m.

Wata fasaha da Huawei ya haɗa cikin sabbin wuraren samun damar ita ake kira Dynamic Turbo. Asalinsa ya ta'allaka ne da cewa AP na iya ganewa da rarraba aikace-aikacen kan tashi ta hanyar aji (misali, tana watsa bidiyo na lokaci-lokaci, zirga-zirgar murya ko wani abu dabam), bambanta abokan ciniki gwargwadon girman mahimmancin su da kuma ware sassan albarkatu a cikin irin wannan hanyar don tabbatar da cewa manyan aikace-aikacen da ke da mahimmanci ga masu amfani suna gudu da sauri. A gaskiya ma, a matakin kayan aiki, wurin samun dama yana yin DPI - nazarin zirga-zirga mai zurfi.

Kamar yadda aka ambata a baya, Huawei a halin yanzu shine kawai mai siyarwa wanda ke ba da aikin MU-MIMO da OFDMA lokaci guda a cikin mafita. Bari mu ɗan ɗan ƙara yin bayani game da bambancin da ke tsakaninsu.

Dukansu fasahohin an ƙera su ne don samar da dama ga masu amfani da yawa. Lokacin da akwai masu amfani da yawa a cikin hanyar sadarwar, OFDMA yana ba da damar rarraba albarkatun mitar ta yadda yawancin abokan ciniki su karɓa da karɓar bayanai a lokaci guda. Koyaya, MU-MIMO a ƙarshe yana nufin abu ɗaya ne: lokacin da abokan ciniki da yawa suke a wurare daban-daban a cikin ɗakin, ana iya aika kowane ɗayansu ta musamman ta sararin samaniya. Don bayyanawa, bari mu yi tunanin cewa albarkatun mita shine hanyar Moscow-St. Petersburg. Da alama OFDMA tana ba da shawara: "Bari mu mai da hanyar ba hanya ɗaya ba, amma biyu, domin a yi amfani da ita sosai." MU-MIMO yana da wata hanya ta dabam: "Bari mu gina hanya ta biyu, ta uku domin zirga-zirga ta bi ta hanyoyi masu zaman kansu." A ka'ida, daya ba ya saba wa ɗayan, amma a gaskiya, haɗuwa da hanyoyi guda biyu yana buƙatar wani tushen algorithmic. Godiya ga gaskiyar cewa Huawei ya sami damar ƙirƙirar wannan tushe, abubuwan da ake amfani da su na wuraren samun damar mu sun karu da kusan 40% idan aka kwatanta da abin da masu fafatawa ke iya bayarwa.

Game da tsaro, sabbin wuraren shiga, kamar samfuran da suka gabata, suna goyan bayan DTLS. Wannan yana nufin, kamar yadda yake a baya, ana iya ɓoyayyen zirga-zirgar CAPWAP.

Tare da kariya daga tasirin ƙeta na waje, duk abin da yake daidai da na baya na masu sarrafawa. Duk wani nau'in hari, ya kasance mai ƙarfi, rauni na IV hari (rauni na farawa) ko wani abu, ana gano shi a ainihin lokacin. Hakanan ana iya daidaita martani ga DDoS: tsarin zai iya ƙirƙirar jerin baƙar fata masu ƙarfi, sanar da mai gudanarwa game da abin da ke faruwa lokacin ƙoƙarin harin hanyar sadarwa da aka rarraba, da sauransu.

Abin da mafita ke rakiyar samfuran AirEngine

Dandalin nazari na CampusInsight Wi-Fi 6 yana magance matsaloli da yawa. Da farko, ana amfani dashi a cikin sarrafa rediyo tare da mai sarrafawa: CampusInsight yana ba ku damar yin calibration kuma a cikin ainihin lokaci mafi kyawun rarraba tashoshi, daidaita ƙarfin sigina da bandwidth na wani tashar, da sarrafa abin da ke faruwa tare da Wi-Fi. hanyar sadarwa. Tare da wannan duka, CampusInsight kuma ana amfani da shi a cikin tsaro mara waya (musamman, don rigakafin kutse da gano kutse), kuma ba dangane da takamaiman wurin shiga ko SSID ɗaya ba, amma akan sikelin duk kayan aikin mara waya.

WLAN Planner kuma ya cancanci kulawa - kayan aiki don ƙirar rediyo, kuma yana iya ƙayyade wasu cikas, kamar bango. A cikin fitarwa, shirin yana samar da ɗan gajeren rahoto, wanda, a tsakanin sauran abubuwa, yana nuna adadin wuraren shiga da ake buƙata don rufe ɗakin. Dangane da irin wannan shigarwar, yana da sauƙin yin ƙarin bayani game da ƙayyadaddun kayan aiki, tsara kasafin kuɗi, da sauransu.

Daga cikin software, mun kuma ambaci Cloud Campus App, samuwa ga kowa da kowa a kan iOS da Android kuma yana dauke da dukkanin kayan aikin sa ido kan hanyar sadarwa mara waya. Wasu daga cikinsu an ƙirƙira su ne don gwada ingancin Wi-Fi (misali, gwajin yawo). Daga cikin wasu abubuwa, zaku iya kimanta matakin siginar, nemo tushen tsangwama, bincika abubuwan da ake samarwa a wani yanki, kuma idan akwai matsaloli, zaku iya gano musabbabin su.

***

Masana Huawei suna ci gaba da gudanar da ayyukan yanar gizo akai-akai akan sabbin samfuranmu da fasaharmu. Batutuwa sun haɗa da: ƙa'idodin ginin cibiyoyin bayanai ta amfani da kayan aikin Huawei, ƙayyadaddun ƙayyadaddun tsarin aikin Dorado V6, hanyoyin AI don yanayi daban-daban, da ƙari, da ƙari. Kuna iya nemo jerin shafukan yanar gizo na makonni masu zuwa ta zuwa mahada.

Muna gayyatar ku ku duba Huawei Enterprise forum, inda ba kawai mu mafita da fasahar da aka tattauna ba, amma kuma mafi fadi da aikin injiniya al'amurran da suka shafi. Hakanan yana da zare akan Wi-Fi 6 - shiga cikin tattaunawar!

source: www.habr.com