Patent ID: 8605691
Filing Date: 2013-12-10
Classification: H04W

Abstract:
1. A method for transmitting within available channels in a wireless network that comprises at least a first station and a second station, the method comprising: receiving, by the first station, regulatory information within the wireless network; generating, by the first station, at least one protocol frame comprising at least one component corresponding to the received regulatory information and at least one component corresponding to radar presence; transmitting, by the first station, at an interval of time shorter than the interval of time between subsequent beacon transmissions, the at least one protocol frame comprising the at least one component corresponding to said received regulatory information and the at least one component corresponding to radar presence; receiving, by the second station, said at least one protocol frame comprising the at least one component corresponding to said received regulatory information and the at least one component corresponding to radar presence; and determining, by the second station, an access point to associate with, re-associate with, or to roam to and whether a channel is available for transmission based in part, on the component corresponding to said regulatory information and the component corresponding to radar presence received in the at least one protocol frame, wherein the transmitting, by the first station, occurs unsolicited and independent of beacon transmissions.