Patent ID: 7630725

Claim:
An apparatus for paging a UE (User Equipment) for a first service while a second service, different from the first service, is in progress at a Node B in a mobile communication system including the Node B and a plurality of UEs within a cell area of the Node B, the Node B providing the first service through a primary carrier and providing the second service through a secondary carrier having a different frequency from the primary carrier, the apparatus comprising: a first PICH (Paging Indication Channel) transmitter for transmitting paging indication information to the UE through the primary carrier by oscillating the primary carrier as a transmission frequency; a PCH (Paging Channel) transmitter for transmitting paging information to the UE through the primary carrier by oscillating the primary carrier as the transmission frequency; a second PICH transmitter for transmitting paging indication information to the UE through the secondary carrier by oscillating the secondary carrier as a transmission frequency; and a PBMSCH (Physical Broadcast Multicast Shared Channel) transmitter for transmitting data of the second service through the secondary carrier by oscillating the secondary carrier as the transmission frequency.