Patent ID: 7050459
Filing Date: 2006-05-23
Classification: H04W

Abstract:
1. A communication device comprising: a physical medium; and a processor coupled with the physical medium, the processor: receiving a plurality of reservation request frames from a plurality of respective devices during a Centralized Contention Interval for a wireless communication channel, each reservation request frame including a return address; decoding a reservation request and the return address from each reservation request frame; determining at a Medium Access Control (MAC) sublayer based on the return addresses a schedule of transmission sessions for exchanging data with the respective devices as per the respective reservation requests; identifying one of the respective devices from the schedule as being a first one to reserve the channel; encoding the return address and a duration of a session window of the identified first device in a polling frame; acquiring control of the channel; transmitting the polling frame over the channel while in a Distribution Coordination Function (DCF) mode; and exchanging data over the channel from the identified first device during the respective session.