This is a sample definition for a sample word. Words of the Day are selected from the Words of the Day section.
- Service Period; a contiguous time during which one or more downlink unicast frames are transmitted to a quality of service (QoS) station (STA) and/or one or more transmission opportunities (TXOPs) are granted to the same STA. SPs can be scheduled or unscheduled. For a non-access point (non-AP) STA, there can be at most one SP active at any time.