- By Admin / 27 Oct 22 /0Faallo
ONU's LAN (shabakadda aagga deegaanka)
Waa maxay LAN? LAN macnaheedu waa Shabakadda Deegaanka. LAN-gu waxa uu mataleeyaa qayb warbaahineed, taas oo macnaheedu yahay in dhammaan xubnaha LAN ay heli doonaan xidhmooyinka baahinta ee uu soo diro xubin kasta. Xubnaha LAN-ku way wada hadli karaan waxayna u samayn karaan habab u gaar ah kombiyuutarada isticmaalayaasha kala duwan si ay ula hadlaan o...Sii akhri
- By Admin / 26 Oct 22 /0Faallo
Lakabka Xiriirinta Xogta WLAN
Lakabka isku xirka xogta ee WLAN waxa loo isticmaalaa sidii lakabka muhiimka ah ee gudbinta xogta. Si aad u fahamto WLAN, waxaad sidoo kale u baahan tahay inaad si faahfaahsan u ogaato. Iyadoo loo marayo sharraxaadaha soo socda: Hab-maamuuska IEEE 802.11, hoosaadkiisa MAC wuxuu ka kooban yahay hababka gelitaanka warbaahinta ee DCF iyo PCF: Macnaha DCF: Qaybi...Sii akhri - By Admin / 25 Oct 22 /0Faallo
lakabka jirka ee WLAN PHY
PHY, lakabka jireed ee IEEE 802.11, wuxuu leeyahay taariikhda soo socota ee horumarinta tignoolajiyada iyo heerarka farsamada: IEEE 802 (1997) Farsamada wax-ka-beddelka: gudbinta infrared ee FHSS iyo DSSS Band soo noqnoqda: ku shaqeeya 2.4GHz band soo noqnoqda (2.42.4835GHz, 83.5MHZ guud ahaan...Sii akhri
- By Admin / 24 Oct 22 /0Faallo
Shuruudaha WLAN
Waxaa jira magacyo badan oo ku lug leh WLAN. Hadii aad u baahantahay in aad si qoto dheer u fahanto qodobada aqoonta ee WLAN, waxa aad u baahantahay in aad sharaxaad xirfadeed oo dhamaystiran ka samayso qodob kasta oo aqooneed si aad mustaqbalka si fudud ugu fahanto nuxurkan Saldhig (STA, gaaban). 1). Saldhigga (barta), al...Sii akhri
- By Admin / 23 Oct 22 /0Faallo
dulmarka WLAN
WLAN waxa lagu kala qeexi karaa dareen ballaadhan iyo mid cidhiidhi ah labadaba: Marka la eego mikro-aragtida, waxa aynu ku qeexnaa oo ku lafo-guraynaa WLAN mid ballaadhan iyo mid cidhiidhi ahba. Macnaha guud, WLAN waa shabakad la sameeyay iyadoo lagu beddelayo qayb ama dhammaan warbaahinta gudbinta LAN ee fiilada leh mowjadaha raadiyaha, sida infrared, l...Sii akhri
- By Admin / 22 Oct 22 /0Faallo
Kooxda Xiddigaha ee Modulation Digital
Xiddiguhu waa fikrad aasaasi ah oo ku saabsan habaynta dhijitaalka ah. Marka aan dirno calaamadaha dhijitaalka ah, sida caadiga ah uma dirno 0 ama 1 si toos ah, laakiin marka hore waxaan sameynaa koox ka kooban 0 iyo 1 (bits) iyadoo loo eegayo mid ama dhowr. Tusaale ahaan, labadii qayboodba waxay sameeyaan koox, taas oo ah, 00, 01, 10, iyo 11. Waxaa jira afar gobol ...Sii akhri
