Patent ID: 7570613

Claim:
An Access Point (AP) comprising: a processor; a memory in communication with said processor; a receiver in communication with said processor and with a shared communications channel; and a transmitter in communication with said processor and with said shared communications channel, wherein said transmitter includes a plurality of legacy power saving buffers, one of said plurality of legacy power saving buffer for each non-Automatic Power Save Delivery (APSD) station of a Wireless Local Area Network (WLAN), wherein said AP is in communication with a plurality of APSD buffers, at least one APSD buffer for each APSD enabled station of said WLAN, and wherein, during a service period, frames from said at least one APSD buffer are transmitted by said transmitter across said shared communications channel to an APSD enabled station, wherein frames of one of said plurality of legacy power saving buffers has a higher priority than frames of another one of said plurality of legacy power saving buffers, and wherein said frames of said higher priority legacy power saving buffer are transmitted before frames of said another legacy power saving buffer.