Patent ID: 8526309

Claim:
A mobile communication system including a base station apparatus and a mobile station apparatus, the system comprising: the base station apparatus, including: a first wireless section configured to transmit a wireless signal including a paging channel, used to notify the mobile station apparatus of updating system information, only on a first component carrier of a plurality of component carriers including the first component carrier and a second component carrier; and a first radio resource control section configured to manage system information at the base station apparatus and to classify system information elements, that convey configuration information for the mobile station apparatus, into information specific to each of the first and second component carriers and information common to both the first and the second component carriers, the classified system information elements being managed separately at the base station apparatus according to a result of the classification at the base station apparatus; and the mobile station apparatus, including: a second wireless section configured to receive the wireless signal including the paging channel only on the first component carrier; and a second radio resource control section configured to manage system information and to classify system information elements at the mobile station apparatus, that convey configuration information for the mobile station apparatus, into information specific to each of the first and second component carriers and information common to both the first and the second component carriers, the classified system information elements being managed separately at the mobile station apparatus according to the classification at the mobile station apparatus.