Patent ID: 8509134

Claim:
A method for operating a transmitter to negotiate a sleep cycle setting of a Mobile Station (MS) in a wireless communication system, the method comprising: transmitting a DSx request message including sleep cycle setting information to a receiver; and receiving a DSx response message from the receiver, wherein the sleep cycle setting information in the DSx request message includes at least one of the operation request type for indicating changing sleep cycle setting or switching sleep cycle setting, a sleep cycle ID (SCID) for identifying the sleep cycle setting information, a start frame number for indicating a start of a new sleep cycle setting, a next sleep cycle flag (NSCF) for indicating the presence/absence of a new initial sleep cycle in the sleep cycle setting information, a new initial sleep cycle, a initial sleep cycle for indicating an assigned duration for the initial sleep cycle, and the final sleep cycle for indicating an assigned duration for the final sleep cycle, and wherein the DSx comprises at least one of a Dynamic Service Addition (DSA), a Dynamic Service Change (DSC), and a Dynamic Service Deletion (DSD).