Patent ID: 11917542
Assignee: QUALCOMM INCORPORATED
Field: Digital communication (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 13:
14. A method by a wireless communication device, comprising:
providing, to an access point (AP), an indication that the wireless communication device is entering a power save mode;
entering the power save mode after providing the indication to the AP;
waking from the power save mode; and
obtaining one or more physical layer protocol data units (PPDUs) from the AP after waking from the power save mode, at least one of the one or more PPDUs associated with a header including a retry field indicating that:
the AP attempted to transmit to the wireless communication device while the wireless communication device was in the power save mode; and
one or more media access control (MAC) protocol data units (MPDUs) are being resent to the wireless communication device by the AP.