| 摘要 |
A mobile communication system includes a base station apparatus and a mobile station apparatus. The base station apparatus is configured to provide, to the mobile station apparatus via paging, a notification of updating of system information corresponding to a first component carrier, and provide, to the mobile station apparatus via radio resource control signaling, updated system information corresponding to a second component carrier. The mobile station apparatus is configured to detect, from the base station apparatus via the paging, the notification of updating of the system information corresponding to the first component carrier, and obtain, from the base station apparatus, the updated system information broadcasted in the first component carrier, and obtain, from the base station apparatus via the radio resource control signaling, the updated system information corresponding to the second component carrier.
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