Amakuru

UMURONGO ni iki? LAN bisobanura Umuyoboro waho. LAN ihagarariye indangarubuga, bivuze ko abanyamuryango bose ba LAN bazakira paki zoherejwe numunyamuryango uwo ari we wese. Abagize LAN barashobora kuvugana kandi barashobora gushiraho inzira zabo kuri mudasobwa kuva kubakoresha batandukanye kugirango bavugane na buri o ...

Ihuza ryamakuru ya WLAN ikoreshwa nkurwego rwingenzi rwo kohereza amakuru. Kugira ngo wumve WLAN, ugomba no kubimenya birambuye. Binyuze mu bisobanuro bikurikira: Muri protocole ya IEEE 802.11, MAC sublayer yayo ikubiyemo uburyo bwo kubona itangazamakuru rya DCF na PCF: Ibisobanuro bya DCF: Gukwirakwiza ...

PHY, urwego rwumubiri rwa IEEE 802.11, rufite amateka akurikira yiterambere ryikoranabuhanga hamwe nubuziranenge bwa tekiniki: IEEE 802 (1997) Ikoranabuhanga rya Modulation: kwanduza infragre ya FHSS na DSSS Gukoresha imirongo yumurongo: ikorera mumurongo wa 2.4GHz (2.42.4835GHz, 83.5MHZ muri tota ...

Hariho amazina menshi agira uruhare muri WLAN. Niba ukeneye gusobanukirwa byimazeyo ingingo zubumenyi za WLAN, ugomba gukora ibisobanuro byuzuye byumwuga kuri buri ngingo yubumenyi kugirango ubashe gusobanukirwa nibirimo byoroshye mugihe kizaza. Sitasiyo (STA, muri make). 1). Sitasiyo (ingingo), al ...

WLAN irashobora gusobanurwa muburyo bwagutse no muburyo bugufi: Duhereye kuri micro, dusobanura kandi tunasesengura WLAN muburyo bwagutse kandi bugufi. Muburyo bwagutse, WLAN numuyoboro wakozwe mugusimbuza bimwe cyangwa byose byogukwirakwiza insinga za LAN hamwe numuyoboro wa radio, nka infragre, l ...

Inyenyeri nigitekerezo cyibanze muguhindura imibare. Iyo twohereje ibimenyetso bya digitale, mubisanzwe ntabwo twohereza 0 cyangwa 1 muburyo butaziguye, ariko ubanza gushiraho itsinda ryibimenyetso 0 na 1 (bits) ukurikije kimwe cyangwa byinshi. Kurugero, buri bits ebyiri zigize itsinda, ni ukuvuga 00, 01, 10, na 11. Hano hari leta enye ...