主权项 |
1. A method for communication in a wireless local area network, the method comprising:
receiving a frame at a first device, the frame being transmitted by a second device; and determining, by the first device using the frame, a channel strength for each of a plurality of sub-bands associated with a bandwidth of the frame, wherein the first and second devices communicate using a sub-band selected from the plurality of sub-bands, the sub-band being selected based on the channel strength determinations made using the frame. |