By Admin / 15 Seb 22 /0Faallo Mabaadi'da Shaqada ee Wareegtada ama qaabka tixraaca OSI, dabeedku wuxuu ku shaqeeyaa lakabka labaad ee qaabkan, lakabka isku xirka xogta. Sida ku cad shaxanka soo socda, shiduhu wuxuu leeyahay siddeed dekedood. Marka qalabku ku xidhmo furaha dhexda RJ45, chip master-ka shisheeyaha ayaa aqoonsan doona dekedaha ku xidhan shabakada Sii akhri By Admin / 14 Seb 22 /0Faallo Hordhac Module PON Module PON waa nooc ka mid ah moduleka indhaha. Waxay ku shaqaysaa qalabka OLT waxayna ku xidhaa qalabka xafiiska ONU. Waa qayb muhiim ah oo ka mid ah shabakada PON. Qaybaha indhaha ee PON waxa loo qaybin karaa APON (ATM PON) modules muuqaal ah, BPON (shabakad dadban) modules indhaha, EPON (Ethernet... Sii akhri By Admin / 08 Seb 22 /0Faallo Mabda'a Isgaadhsiinta Soo noqnoqda Hopping Spread Spectrum (FHSS) FHSS, soo noqnoqoshada hopping fidinta tignoolajiyada spectrum, iyada oo ku xidhan xaalada wada shaqaynta iyo isku midka ah, waxay aqbashaa calaamadaha ay gudbiyaan sidayaal-band-cidhiidhi ah ee nooc gaar ah (foomkan gaarka ah wuxuu leeyahay soo noqnoqosho gaar ah, iwm) labada daraf. Soo-qaade aan lahayn nooc gaar ah, rajada... Sii akhri By Admin / 07 Seb 22 /0Faallo OFDM - 802.11 Sharaxaada Hab-maamuuska OFDM waxaa lagu soo jeediyay IEEE802.11a. Iyada oo ku saleysan habkan qaabaynta, waxaan u baahanahay inaan ogaano waxa OFDM ay tahay si loo fahmo borotokoolka kala duwan. Waa maxay OFDM? OFDM waa tignoolajiyada waxka bedelka-sideyaasha badan ee gaarka ah. Farsamadan waxa ay rabta in ay u qaybiso kanaalka dhawr kanaal-hoosaadyo orthogonal ah, iyo ... Sii akhri By Admin / 06 Seb 22 /0Faallo Xisaabinta heerka aragtida ee Wi-Fi 6 80211ax Sidee loo xisaabiyaa heerka Wi-Fi 6? Marka hore, qiyaas bilaw ilaa dhamaadka: Heerka gudbinta waxa saamayn doona tirada durdurrada goobta. Tirada xajmiyada mid kasta oo gaadhi-hoosaadiyaha ah uu gudbin karo waa tirada koodh ee xadhkaha-hoosaadka ee kasta. Markasta oo uu sareeyo heerka codaynta, ayaa ka sii fiican. Immisa... Sii akhri By Admin / 05 Seb 22 /0Faallo Waa maxay IEEE 802ax: (Wi-Fi 6) - iyo sidee bay si dhakhso ah u shaqeyso? Marka hore, aan ka barano IEEE 802.11ax. Isbahaysiga WiFi, waxa loo yaqaan WiFi 6, oo sidoo kale loo yaqaan shabakad degaanka wirelesska ah oo waxtarkiisu sarreeyo. Waa halbeeg shabakad aagga wirelesska ah. 11ax wuxuu taageeraa 2.4GHz iyo 5GHz, wuxuuna dib u noqon karaa mid la jaanqaadi kara nidaamka caadiga ah ee la isticmaalo... Sii akhri << < kii hore45678910Xiga >>> Bogga 7/47