Patent attributes
A method and device for receiving a frame are disclosed. The method for receiving a frame over a wireless LAN may include: transmitting, by an access point (AP), an uplink transmission scheduling frame to a plurality of stations (STA); receiving, by the AP, a sync PPDU in response to the uplink transmission scheduling frame from each of the plurality of STAs; transmitting, by the AP, an adjustment frame, including adjustment information determined based on the sync PPDU, to the plurality of STAs; receiving, by the AP, the uplink frame transmitted based on the adjustment information by each of the plurality of STAs over an overlap time resource; and transmitting, by the AP, an ACK frame of the uplink frame to each of the plurality of STAs.