Patent ID: 7796988

Claim:
A method for performing frequency selection escape in wireless communications, comprising: receiving an activation trigger in response to a channel congestion condition, said channel congestion condition comprising the following conditions: an average channel utilization of a current channel exceeds a maximum channel utilization threshold, a packet deferral rate exceeds a maximum deferral rate, and a transmission packet error rate exceeds a maximum packet error rate; determining that the activation trigger has persisted for a second predetermined period of time; determining a list of candidate channels; selecting a channel from the candidate list; evaluating the selected channel against predetermined criteria, the predetermined criteria being related to the activation trigger; and on a condition that the selected channel meets the predetermined criteria: disassociating an access point (AP) from all stations communicating with the AP; and changing the AP to the selected channel; on a condition that the selected channel does not meet the predetermined criteria: removing the selected channel from the candidate list; and repeating the selecting of a channel if there are additional candidate channels.