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OFDM Wireless LANs: A Theoretical and Practical Guide
book

OFDM Wireless LANs: A Theoretical and Practical Guide

by John Terry, Juha Heiskala
December 2001
Intermediate to advanced content levelIntermediate to advanced
336 pages
8h 42m
English
Sams
Content preview from OFDM Wireless LANs: A Theoretical and Practical Guide

MAC System Architecture

Before details of the MAC service related protocols are presented, some architectural details of the system pertinent to the MAC layer will be briefly described. From an architectural standpoint, a WLAN can be configured as a basic service set or as an extended service set. Several potentially overlapping WLANs, each of which is a basic service set, constitute an extended service set.

Basic Service Sets

The WLAN in the most generic configuration comprises three entities: the station, the access point (AP), and the wireless medium. A collection of stations that communicate with one another is said to form a Basic Service Set (BSS). A simple BSS typically lacks an AP, and stations in the BSS directly communicate between ...

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Publisher Resources

ISBN: 0672321572Purchase book