Patent ID: 7688831
Filing Date: 2010-03-30
Classification: H04B,H04L,H04W,Y02D

Abstract:
1. A wireless network system, comprising: an access point (AP) to transmit a power save multi-poll (PSMP) frame allocating a downlink period and an uplink period in a frame period, and to transmit a subsequent PSMP frame allocating at least one of an additional downlink period and an additional uplink period in the frame period to provide an additional resource allocation; and a station (STA) to receive from the AP the PSMP frame and the subsequent PSMP frame, to receive data from the AP during the downlink period and transmit data to the AP during the uplink period, and to receive data from the AP during the additional downlink period in response to there being additional data to be received and transmit data to the AP during the additional uplink period in response to there being additional data to be transmitted.