Patent ID: 8717982

Claim:
A wireless communication network comprising a plurality of base stations capable of wireless communication with a plurality of subscriber stations within a coverage area of the network, wherein at least one of the plurality of base stations comprises: a transmitter configured to transmit a downlink frame, the downlink frame comprising a first Enhanced-Multicast Broadcast Service (E-MBS) MAP, wherein the first E-MBS MAP comprises a field with an indicator to indicate a next E-MBS MAP to be decoded by a subscriber station, wherein the subscriber station, upon decoding the first E-MBS MAP, refrains from decoding subsequent E-MBS MAPs that precede the next E-MBS MAP to be decoded by the subscriber station in accordance with the indicator, wherein the next E-MBS MAP to be decoded by the subscriber station comprises a parameter change, and wherein the parameter change is set by an E-MBS service provider as a rule that subscriber stations are to decode the E-MBS MAP at a particular time even if parameters have not changed.