Patent ID: 7657279

Claim:
A method for providing a point-to-multipoint service to at least one mobile communication terminal in a mobile communications system when the terminal moves from a first area controlled by a first controller to a second area controlled by a second controller, the method comprising: the second controller transmitting status information to the first controller, the status information related to the point-to-multipoint service provided by the second controller and comprising a service ID of the point-to-multipoint service; the first controller either establishing a channel to transmit the point-to-multipoint service to the at least one mobile communication terminal or initiating a relocation of the control of the at least one mobile communication terminal to the second controller; and the second controller determining that the service ID does not correspond to a service predetermined as provided via a dedicated channel and transmitting the status information comprising a type of radio bearer established for providing the point-to-multipoint service.