Isu kazhinji tinotora Wi-Fi seyakareruka. Kana isu tichifunga nezvekumhanya kweinternet, tinowanzo kutarisa matekinoroji anopihwa nemupi webasa.
Funga nezvekuvandudzwa kwatakaita paunotarisa dial-up internet woienzanisa nekumhanya kunowanikwa nefiber optic internet.
Kunyangwe kuvandudzwa kwakaitwa tekinoroji yekubatanidza data, isu hatione kuti tekinoroji dzisina waya dzinouya nayo dzakaita budiriro huru zvakare.
Hazvina mhosva kuti Internet yako inokurumidza sei, inononoka Wi-Fi yekubatanidza inogona kuramba ichikanganisa zvakanyanya ruzivo rwako rwekutsvaga.
Muchikamu chino tichave tichitarisa Wi-Fi, Gi-Fi uye Li-Fi matekinoroji.
Chekutanga, tichave tichiongorora nhoroondo pfupi yekuti Wi-Fi yanga ichibata sei kukurumidza kumhanya kweinternet. Tevere, isu tichatarisawo tekinoroji nyowani inozivikanwa seLi-Fi, iyo inoti inokurumidza kupfuura yazvino Wi-Fi zviyero.
Chii chinonzi Wi-Fi?
Wi-Fi iwaya isina waya tekinoroji inobvumira zvishandiso kuti zvibatane neInternet. Nehunyanzvi kutaura, iyo Wi-Fi yatinoshandisa nhasi yakavakirwa pachiyero chepasi rose chinozivikanwa seIEEE 802.11.
Iyi chiyero inogonesa kutaurirana pakati pemidziyo nema routers akagadzirwa nevagadziri pasi rese.
Wi-Fi inoshanda zvakanyanya pamutsara-we-kuona kushandiswa. Izvi zvinoreva kuti zvivhariso zvakaita semadziro uye midziyo mikuru yemumba inogona kuderedza huwandu hwerouter yega yega.
Kuganhurirwa kweWi-Fi
- havukavu: Kana ichienzaniswa newaya yekubatanidza, Wi-Fi ndiyo inononoka nzira yekubatanidza. Wireless yekubatanidza inogona zvakare kudzikira kana mamwe maturusi akagovera yakafanana Wi-Fi yekubatanidza
- Bandwidth: Mazhinji ekutengesa anowanikwa ma routers anobvumira kusvika kune inokwana makumi matatu zvishandiso.
- Coverage: Wireless connections inogona kusangana ne "black spots" uko chiratidzo chisingawanikwe nekuda kwekure kwacho kubva kune router kana nekuda kwezvimwe zvipingamupinyi.
- chibatiso: Wi-Fi iri panjodzi yekurwiswa nevatambi vane hutsinye sezvo nzvimbo dzekuwana dzinowanzoburitswa nekusarudzika. Kuenzaniswa nekubatanidza kune waya senge Ethernet, Wi-Fi haidi chero kubatana kwemuviri. Mumwe anofanirwa kunge ari mukati meiyo network.
Gi-Fi: Iko Kushanduka kweGigabit Kuvimbika
Gi-Fi inoreva kutaurirana pasina waya iyo inogona kubata data reyero inodarika bhiriyoni imwe mabhiti kana gigabits pasekondi.
Icho chidimbu chezwi risinganzwisisike, asi rinowanzobatanidzwa neIEEE 802.15.3C chiyero, iyo yakabudiswa muna 2009. Iyi chiyero inobvumira kukwira kwakanyanya kwedata muhuwandu hupfupi hunosvika ku10m.
Kubva pakaunzwa yekutanga yeWi-Fi chiyero muna 1999, Wi-Fi yakaramba ichiwedzera avhareji uye yakakura data data.
Muna 2013, Wi-Fi yakawedzera kukurumidza nekubuda kweiyo 802.11ac standard, inotakura kanenge katatu kumhanya kweyakatangira, 802.11n. Iyi chiyero inotyora gigabit pasekondi chipingamupinyi.
Mazuva ano, isu tinotaura kune iyi chiyero seWi-Fi 5 chiyero.
Munguva pfupi yapfuura, iyo Wi-Fi Alliance yanga ichishanda pane inotevera chiyero inozivikanwa se802.11ax, inowanzozivikanwa se. Wi-Fi 6.
Wifi-6 inogona ne theoretically kubuda inosvika 9.6Gbps, iri kuwedzera kubva kuWi-Fi 5's 3.5 Gbps. Wi-Fi 6 routers ichagadzirwa kuti inyatso kubata akawanda emidziyo mumba imwechete.
Izvi zvakanyanya kukosha sezvo kusimuka kweInternet yezvinhu tekinoroji kuri kuenderera mberi.
Pane maviri akakosha matekinoroji eWi-Fi 6. Iyo MU-MIMO tekinoroji inobvumira router kutaurirana nemidziyo inosvika 8 panguva iyoyo.
OFDMA, kana orthogonal frequency division kuwanda kuwana kunogona kubvumira router kuendesa data kune akawanda madivayiri mune imwechete kutapurirana.
Ese ari maviri matekinoroji anotendera kukurumidza kutaurirana pakati pe router yako nemidziyo yakaitenderedza.
Chii chinonzi Li-Fi?
Li-Fi inoreva rudzi rwetichina yekutaurirana isina waya iyo inoshandisa mwenje kutumira data pakati pemidziyo. Inoshanda nekumhanyisa magetsi pane girobhu remwenje re LED. Sezvo ma LED ari semiconductor zvishandiso, anogona kushandiswa kuti achinje nekumhanya kwakanyanya.
Uku kudzika kwema modulation hakugone kuonekwa neziso remunhu asi kunogona kuonekwa nekududzirwa neakakosha eLi-Fi detectors.
Iyo tekinoroji yakafanana neWi-Fi, asi nepo Wi-Fi ichishandisa radio frequency kufambisa data, Li-Fi inoshandisa modulation yekusimba kwechiedza kuendesa data.
Nekuda kweizvi, Li-Fi ine mukana munzvimbo dzinogona kukanganiswa nemagetsi. Tichifunga, Li-Fi inogona kufambisa nekumhanya kunosvika 100 Gbps.
Li-Fi inogona kuramba ichishanda masikati machena nekuti tekinoroji inotsamira pakuonekwa kwekuchinja mukusimba kwechiedza uye kwete iwo mazinga akakwana anogona kuiswa neazvino nharaunda.
Li-Fi inoshandisa tekinoroji isina waya yekutaurirana (OWC) tekinoroji. Yemazuvano OWC tech inoshandisa angave lasers kana light emitting diodes (LEDs) sekutumira.
Zvinhu zvakakosha zveLi-Fi
- Li-Fi haina kukanganisa. Li-Fi masaini anogona kushandiswa munzvimbo dzine hutsinye sezvipatara, ndege, uye mafekitori.
- Iyo tekinoroji inopawo yakaderera latency inosvika katatu yakaderera pane Wi-Fi.
- Li-Fi yakachengeteka zvakanyanya nekuti zvipingamupinyi zvemuviri zvinomisa masaini kubva mukamuri.
- Li-Fi inopa bidirectional sevhisi, zvichireva kuti inogona kubata zvese kurodha uye kurodha panguva imwe chete.
- Mamwe maapplication anototsigira WPA2 Yemunhu uye Enterprise kuvimbiswa.
Zvakanakira uye Zvakaipa zveLi-Fi
zvayakanakira
- havukavu: masaisai akareruka anogona kutakura ruzivo rwakawanda kupfuura masaisai eredhiyo. Izvi zvinoreva kuti kuendesa data kunotora nguva pfupi.
- kunyatsoshanda: Chero girobhu re LED rave kushandiswa rinogona kushandisa Li-Fi tekinoroji. Vatakuri havadi kudyara nguva yakawanda kudaro vachigadzira ma routers, antennas, uye zvimwe zvivakwa zvekufonera.
- chibatiso: Li-Fi network inonetsa kubata kana iwe uri kunze kwekamuri iyo tekinoroji yakamisikidzwa. Kusiyana neWi-Fi, madziro enzvimbo yako yazvino anovhara li-Fi masaini.
- kuwanikwa: Li-Fi inogona kubatana zviri nyore nemwenje iripo senge marambi emumugwagwa, uye marambi ekuvaka.
nezvayakaipira
- Yakaganhurirwa muRange: Pasinei nekunaka mukuchengetedza, Li-Fi kusakwanisa kupinda mukati mezvinhu zvisingaonekwe zvinoreva kuti Li-Fi renji ishoma. Munzvimbo dzakavhurika, Li-Fi inogona kungokwira kusvika kumamita gumi.
- Kuenderana kwakaganhurirwa: Setekinoroji nyowani, zvigadzirwa zvevatengi zvakajairwa hazvigone kuchinjika kuLi-Fi munguva pfupi.
- Haigadzirise kumhanya kweinternet: Vanopa masevhisi vachiri kutonga kuti ruzivo runokurumidza kuyerera sei muLi-Fi mudziyo.
mhedziso
Wi-Fi yakanyatsobatanidzwa mune mashandiro anoita nzanga parizvino. Zvakaoma kufungidzira nyika isina Wi-Fi inobatanidza mafoni edu, malaptop, uye zvishandiso zvakangwara kuwebhu.
Sezvo kudiwa kwekumhanya kweinternet kuri kuramba kuchiwedzera, tekinoroji yeWi-Fi, Gi-Fi uye Li-Fi ichaenderera mberi nekuvandudza.
Musika mukuru wevatengi uri kugadziridza zvishoma nezvishoma Gi-Fi, kana gigabit isina waya tekinoroji sekushambadzira 4K vhidhiyo uye akawanda ezvishandiso zvakangwara zvinova zvakajairika.
Tekinoroji nyowani senge Li-Fi iri kutsvaga niche bhizinesi makesi ekushandisa kutora mukana wekukurumidza data data uye kuchengetedza maficha.
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