Gabatarwa ga Wi-Fi mara waya mara waya

Wi-Fi ya fito ne a matsayin wata hanyar sadarwa ta hanyar mara waya maras kyau ta karni na 21. Yayinda sauran ladabi mara waya ta ke aiki mafi kyau a wasu yanayi, fasahar fasahar Wi-Fi mafi yawan cibiyoyin gida, da yawancin hanyoyin sadarwa na kasuwanni da kuma hanyoyin sadarwar jama'a.

Wasu mutane sunyi la'akari da kowane nau'in sadarwar waya kamar "Wi-Fi" lokacin da gaskiyar Wi-Fi ita ce ɗaya daga cikin fasaha mara waya ta waya. Dubi - Jagora ga layin yanar sadarwa mara waya .

Tarihi da kuma Irin Wi-Fi

A cikin shekarun 1980s, fasahar da aka tsara don rajistar tsabar kudi maras amfani da kamfanin WaveLAN ya ci gaba da rabawa tare da Cibiyar Harkokin Lantarki da Electronics Engineers (IEEE) da ke da alhakin sadarwar sadarwa, wanda aka sani da kwamitin 802. Wannan fasaha ya ci gaba a shekarun 1990 har zuwa kwamitin aka buga misali 802.11 a shekarar 1997.

Hanya na farko na Wi-Fi daga wannan batu na 1997 yana goyan bayan kawai 2 Mbps haɗin. Wannan fasaha ba a san shi da sunan "Wi-Fi" ba tun daga farko; wannan lokacin ya kasance ne kawai a cikin 'yan shekarun da suka wuce lokacin da aka karu da shahara. Kungiyoyin masana'antu sun ci gaba da kasancewa a cikin daidaitattun tun daga lokacin, suna samar da iyali sababbin sassan Wi-Fi da ake kira 802.11b, 802.11g, 802.11n, 802.11ac, da sauransu. Kowace waɗannan ka'idodi masu dangantaka suna iya sadarwa tare da juna, ko da yake sababbin sababbin suna samar da mafi kyawun aiki da ƙarin fasali.

Ƙarin - 802.11 Tsarin Tsarin Sadarwar Wi-Fi mara waya

Hanyoyin Wi-Fi Network Operation

Wi-Fi Hardware

Hanyoyin sadarwa mara waya mara amfani da su a gidajen sadarwar gida suna aiki (tare da sauran ayyuka) a matsayin maki na Wi-Fi. Hakazalika, hotspots na Wi-Fi na jama'a suna amfani da maki guda ɗaya ko fiye da aka shigar a cikin yanki.

Wuraren Wi-Fi kaɗan da antennas suna haɗawa cikin wayoyin hannu, kwamfyutocin, masu bugawa, da kuma kayan na'urori da dama waɗanda ke ba su damar aiki a matsayin abokan ciniki na cibiyar sadarwa. Ana saita matakan samun dama tare da sunayen cibiyar sadarwar da abokan ciniki zasu iya gano lokacin yin nazarin yankin don samfuran sadarwa.

Ƙari - Duniya na Wi-Fi Gadgets don Hanyoyin Gida

Wi-Fi Hotspots

Hotosu ne nau'i nau'in hanyar sadaukarwa na al'ada wanda aka tsara domin jama'a ko samun damar shiga yanar gizo. Yawancin wuraren da ake amfani da hotspot suna amfani da kunshin software na musamman domin sarrafawa da rijistar masu amfani da kuma iyakance damar shiga yanar gizo yadda ya dace.

Ƙari - Gabatarwa ga Tsuntsaye mara waya

Wi-Fi Network ladabi

Wi-Fi na ƙunshe da yarjejeniyar layi na hanyar sadarwa wanda ke gudanar da kowane nau'i daban-daban na jiki daga baya (PHY). Layer bayanan yana tallafa wa yarjejeniya ta Mista Access Control (MAC) mai amfani da fasaha ta gujewa (wanda ake kira Sense Access Multiple Access tare da Kariya daga Cire ko CSMA / CA don taimakawa da yawa daga abokan ciniki akan sadarwa a lokaci daya

Wi-Fi na goyan bayan ra'ayi na tashoshin da suka dace da wadanda ke cikin telebijin. Kowace tashar Wi-Fi tana amfani da ƙayyadadden tashar mita a cikin manyan sigina na sigina (2.4 GHz ko 5 GHz). Wannan yana bada damar cibiyoyin gida a kusa da kusanci ta jiki don sadarwa ba tare da tsangwama ga juna ba. Saitunan Wi-Fi ƙari da ƙari yana gwada ingancin siginar tsakanin na'urori guda biyu kuma daidaita daidaitattun haɗarin haɗin bayanan idan an buƙata don ƙãra aminci. Tunanin dabarar da ake bukata ya haɗa shi a cikin na'urar ƙwarewa na musamman wanda aka shigar da shi ta hanyar masana'antun.

Ƙari - Amsoshi masu amfani game da yadda Wi-Fi Works

Abubuwan Tawuwa Tare Da Hanyoyin Wi-Fi

Babu fasaha cikakke, kuma Wi-Fi tana da nauyin ƙuntatawa. Batutuwa masu yawa da mutane ke fuskanta tare da cibiyoyin Wi-Fi sun hada da:

• Tsaro - Harkokin hanyar sadarwa wanda aka aika a cikin cibiyoyin sadarwa na Wi-Fi sun wuce ta hanyar bude iska ta sa shi ya zama sanadiyar baƙi. Yawancin nau'o'in fasahar tsaro an kara su zuwa Wi-Fi a tsawon shekaru don taimaka magance wannan matsala, ko da yake wasu ayyuka sun fi sauran. Ƙari - Gabatarwa ga Tsaro na Intanit Wi-Fi
• Sanarwar lafiyar - Wasu mutane sunyi iƙirarin cewa samfurin rediyo mara waya kamar waɗancan daga hanyar sadarwa na Wi-Fi na haifar da ciwon kai, tashin hankali da sauran al'amura na jiki. Yawancin masana masana'antu sun tabbatar wa jama'a cewa Wi-Fi ba shi da lafiya, amma hargitsi yana ci gaba kamar yadda ake kira daya hanya ko wasu suna da wuya a tabbatar. Ƙari - Sadarwar Sadarwar Kasa da Lafiya
• Sigin alama - Gidan cibiyar Wi-Fi mai mahimmanci tare da hanyar izinin waya mara waya ya kai kusan ƙananan ƙafa ɗari (100m ko žasa) a kowace hanya. Ƙara fadin kewayon cibiyar sadarwar Wi-Fi yana buƙatar shigar da ƙarin matakan isa wanda aka saita don sadarwa tare da juna, wanda ya zama tsada da wuyar tallafawa, musamman a waje. Kamar yadda sauran ladabi mara waya, sakonnin siginar (daga wasu na'urorin mara waya, ko kuma ta hanyar kwance jiki kamar ganuwar) zai iya ƙananan ɗaukar Wi-Fi da amincinta gaba ɗaya. Ƙari - Menene Yanayin Yanayin Wi-Fi?