Patent ID: 7596114

Claim:
A method for transmitting data bursts to a mobile subscriber station by a base station in a broadband wireless communication system, the method comprising the steps of: transmitting a MAP information element (IE) to a mobile subscriber station; and transmitting data bursts, allocated to the mobile subscriber station, to the mobile subscriber station according to the MAP IE, wherein the MAP IF includes a type field indicating that a type of the MAP IF is a band Adaptive Modulation and Coding (AMC) type, a number of bands field indicating the number of bands allocated for the mobile subscriber station, a Band BITMAP field which is included when the number of band fields indicates a first value, and at least one band index field which is included when the number of bands field indicates a second value different from the first value, each of the at least one band index field indicating band index mapping to each of the number of bands allocated to the mobile subscriber station, and further wherein the Band BITMAP field includes m bits that are mapped to m bands, respectively, and indicates whether the m bands are allocated to the mobile subscriber station, respectively, and still further wherein a specific band includes n bins that comprise p subcarriers, and each of m, n and p is an integer equal to or greater than 1.