Patent ID: 7283782

Claim:
A base station for use in a wireless communications network, comprising: first means for transceiving; second means for performing broadcast content delivery operations comprising: providing broadcast content to one or more wireless subscriber-stations over one or more communication channels each having one of the following types: a shared channel for use by multiple subscriber-stations, an individual channel dedicated for use by an individual subscriber-station; in response to a first type of a network condition change, directing the first means to change the type of communications channel used to provide the broadcast content to one or more subscriber-stations by: notifying the one or more wireless subscriber-stations of providing the broadcast content from a shared channel to an individual channel; analyzing responses from the one or more wireless subscriber-stations to determine interest by a wireless subscriber-station in continuing to receive the broadcast content; assigning an individual channel to each wireless subscriber-station that indicated an interest in continuing to receive the broadcast content; and resuming broadcast of the broadcast content to each wireless subscriber-station on each assigned individual channel; and in response to a second type of a network condition change, directing the first means to change the type of communication channel used to provide the broadcast content to one or more subscriber-stations by: informing a first subscriber-station of the one or more subscriber-stations of the subject base station's intent to release the individual channel used to provide the broadcast content and to provide the broadcast content on a shared channel; releasing the individual channel of the first subscriber-station; determining if there are any remaining subscriber-stations of the one or more subscriber-stations to inform and release; if there are no remaining subscriber-stations to inform and release, transmitting the broadcast content on the shared channel to the one or more subscriber-stations.