FIELD: communication.
SUBSTANCE: invention relates to wireless communication and discloses, in particular, medium access control device, which contains a scheme for accessing the fields of the group of a restricted access window (RAW) of a RAW parameter set element (RPS element). Fields contain the index of a page, the association identifier (AID) of launching RAW and the AID of the end of RAW, in which the page index, RAW launching AID and RAW termination AID are intended for joint identification of a group from one or more stations, which are allowed to access the media during RAW, page index is intended to identify the page index for a group of one or more stations, RAW launching AID contains the AID portion of the first station in a group of one or more stations, and the first station must have a corresponding RAW, and the RAW termination field AID contains a portion of the second station AID in a group of one or more stations, and the second station must have a corresponding RAW.
EFFECT: device also includes a circuit for determining whether to access the media based on at least in part the page index, RAW launching AID, and RAW termination AID.
51 cl, 12 dwg
