User Guide

AB-Access Config & User Guide 5.5 Axxcelera Broadband Wireless
July 27, 2004 Company Confidential Page 26 of 129
compensate before it can transmit data, if it was allowed to transmit without delay compensating it
would confuse the AP because it would be receiving cells out of order.
As you can see in this diagram the dark green portion of the MAC frame represent time
delays.
FD RG ACK ACK Cell Cell - AckRR Cell Cell -
FD RG ACK ACK Ce ll Cel l - Cel l Cel l
FD RG ACK ACK Cell Cell - AckRR
AP
timing
WT
1
timing
WT
2
timing
max propagation
delay
AP
timing
WT
1
timing
WT
2
timing
max propagation
delay
Cell
ACKRR
Cell -
-
FD RG ACK ACK Cell Cell - AckRR -
FD RG ACK ACK Ce ll Ce ll -
FD RG ACK ACK Cell Cell - AckRR Cell
RR
Cell -
-CellACK Cell
Cell Cell