Building on Jim Vajda's episode on wide channel contention, guest host Gjermund Raaen will get into the nuts and bolts of how an 802.11 STA actually performs signal detection in its secondary channels.

Takeaways:

• How a receiving station synchronizes to a receiving frame
• What happens if a station does not see the preamble
• Why does a station not use CCA-PD on secondary channels