Patent ID: 7672644

Claim:
A method of providing signaling information in a multi-carrier mobile communication system, the method comprising: generating a traffic channel assignment message comprising first carrier configuration information and second carrier configuration information individually corresponding to a separate carrier of the multi-carrier mobile communication system, wherein the first carrier configuration information comprises a flag and a plurality of fields and the second carrier configuration information comprises a flag and a plurality of removable fields; setting the flag of the second carrier configuration information to a predetermined state when a value of each of the plurality of removable fields of the second carrier configuration is the same as a corresponding field of the plurality of fields of the first carrier configuration; omitting the plurality of removable fields of the second carrier configuration information when the flag of the second carrier configuration information is set; and transmitting the traffic channel assignment message to permit a receiving mobile terminal to use values of the plurality of fields of the first carrier configuration information when the flag of the second carrier configuration information has been set.