Patent ID: 9210731
Filing Date: 2015-12-08
Classification: H04W

Abstract:
1. A method of operating a first wireless apparatus associated with a first access point of a first basic service set included in an extended service set, the method comprising: storing first channel information, the first channel information comprising: receiving a direct link setup message from a second wireless apparatus associated with a second access point of a second basic service set included in the extended service set to form a direct link between the first wireless apparatus and the second wireless apparatus, the direct link setup message comprising second channel information, the second channel information comprising: transmitting two or more probe messages over the selected communication channel, each probe message having a different data rate; selecting a different communication channel for direct link communication if an acknowledgement is not received in response to at least one of the probe messages; determining a data rate for the direct link communication; and communicating with the second wireless apparatus via the second access point if the data rate for the direct link communication is less than a data rate associated with communications via the second access point.