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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

PDU Trains

PDU trains represent the interface between the MAC and the PHY. They consist of a sequence of transport channels. Each of the six PDU trains listed in Table 7.3 is shortly described in the following.

Broadcast PDU Train

The format of the Broadcast PDU train depends on the number of sectors the access point uses. In the case of multiple sectors, each BCH is transmitted using an individual Broadcast PDU train. Otherwise, the PDU train consists of BCH, FCH, and ACH. Both these cases are illustrated in Figure 7.6.

Figure 7.6. Possible Broadcast PDU trains.

FCH-and-ACH PDU Train

FCH-and-ACH PDU train is used only when the access point uses ...

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Publisher Resources

ISBN: 0672321572Purchase book