AN9829 - PRISM Brief Tutorial on IEEE 802.11 Wireless LANs
ee www.DataSheet4U.com Brief Tutorial on IEEE 802.11 Wireless LANs TM Application Note February 1999 AN9829 Authors: Jim Zyren and Al Petrick Introduction [ /Title (AN98 /Subject (Brief Tutorial on IEEE 802.11 Wireless LANs) /Autho Final approval of the IEEE 802.11 standard for wireless local area networking (WLAN) last year and rapid progress made toward higher data rates have positioned this technology to fulfill the promise of truly mobile computing.
While wired LANs have been a mainst
AN9829 Features
* of the 802.11 standard, because it requires ACKs to be handled at the MAC sublayer. Transmissions other than ACKs must wait at least a DCF inter frame space (DIFS) before transmitting data. If a transmitter senses a busy medium, it determines a