Patent ID: 7283508

Claim:
A method for transmitting control channel set information in a communication system having a shared channel occupied by a plurality of user equipments (UEs) and spread with a plurality of channelization codes to transmit user data, and having a plurality of control channels for transmitting control information related to the shared channel in order to enable the UEs to receive the shared channel signal, the system generating a plurality of control channel sets by classifying the control channels into a predetermined number of control channels, and assigning the control channel sets so that each of the UEs monitors a particular control channel set among the control channel sets, the method comprising the steps of: determining modification of a control channel set information assigned into the UE to a new control channel set at a predetermined point of time; and transmitting to the UE over a downlink an indicator indicating expected modification of the control channel set and information on the control channel set to be modified.