Patent ID: 7206610
Filing Date: 2007-04-17
Classification: H04W

Abstract:
1. A method for an access point (AP) in a wireless local area network (WLAN) to provide communication services in a geographic area of service to wireless transmit/receive units (WTRUs), the method comprising: selectively generating directional beams for providing communication service in sectors of the geographic service area such that each beam provides service to a predefined sector whereby collectively the directional beams provide service to the entire geographic service area; controlling the generation of the directional beams to switch from beam to beam such that service is provided only during selected service periods (SPs) in each sector during a predefined beacon period (BP) and such that a beacon service period (SP selecting a sector to be serviced at the start of the SP transmitting a signal to activate WTRU transmission capabilities in the selected sector's SP