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1. IEEE802.11b ndi IEEE802.11g onse amagwiritsidwa ntchito mu 2.4GHz frequency band. Tiyeni tifotokoze ma protocol awiriwa mosalekeza kuti timvetsetse miyezo ya ma protocol osiyanasiyana. IEEE 802.11b ndi muyeso wa ma netiweki am'deralo opanda zingwe. Mafupipafupi onyamula ndi 2.4GHz, ndi ...

Dziwani zambiri za IEEE 802.11a mu protocol ya WiFi, yomwe ndi protocol yoyamba ya 5G band. 1) Kutanthauzira kwa Protocol: IEEE 802.11a ndi mulingo wosinthidwa wa 802.11 ndi mulingo wake woyambirira, womwe unavomerezedwa mu 1999. Protocol yayikulu ya muyezo wa 802.11a ndi yofanana ndi yoyambirira, ...

Kwa protocol ya IEEE802.11 mu WiFi, mafunso ambiri amachitidwe amachitidwa, ndipo chitukuko cha mbiriyakale chikufotokozedwa mwachidule motere. Chidule chotsatirachi si mbiri yokwanira komanso yatsatanetsatane, koma kufotokozera ma protocol omwe amagwiritsidwa ntchito pamsika. IEEE 802.11, idakhazikitsidwa ...

Kuyambira Nkhondo Yachiwiri Yapadziko Lonse, kuyankhulana opanda zingwe kwakhala kofunika kwambiri chifukwa cha ntchito zake zankhondo, zomwe zathandiza kwambiri kuchepetsa kufalitsa uthenga m'chilengedwe. Kuyambira pamenepo, kulumikizana opanda zingwe kwakhala kukukula, koma kulibe njira zambiri ...

Optical fiber ndi njira yamawaya yotumizira ma siginecha a kuwala. Timatcha zizindikiro zosafunikira zamagetsi mumsewu "phokoso Phokoso mu njira yolankhulirana limayikidwa pamwamba pa chizindikirocho. Pamene palibe chizindikiro chotumizira, palinso phokoso mu njira yolumikizirana. &#...

Njirayi ndi chipangizo choyankhulirana chomwe chimagwirizanitsa mapeto otumizira ndi mapeto olandirira, ndipo ntchito yake ndi kutumiza zizindikiro kuchokera kumapeto otumizira mpaka kumapeto. Malinga ndi ma media osiyanasiyana opatsirana, mayendedwe amatha kugawidwa m'magulu awiri: mawayilesi opanda zingwe ndi mawaya ...