Patent ID: 8306535

Claim:
A communication controller that operates in cooperation with a plurality of communication controllers and that controls a movable communication terminal device, the communication controller comprising: a service request receiving unit for receiving a request for provision of a service via communication with another device, and determining whether or not the communication controller has functionality of providing the requested service; a service providing device information storing unit for storing information that associates a service that can be requested by the service request receiving unit and another communication controller that can provide the service; a service available device identifying unit for, when the service request receiving unit determines that the communication controller does not include the functionality of providing the requested service, identifying one of the plurality of communication controllers that can provide the requested service, based upon the information stored in the service providing device information storing unit; and a request transferring unit for determining one of the plurality of communication controllers that has been identified by the service available device identifying unit to be a transfer destination of the request for the provision of the service that has been received by the service request receiving unit; wherein when an instruction of receiving a call for the provision of the service to be controlled by a network side is given to the plurality of communication controllers in a communication range where the communication controller exist, the request transferring unit transfers the request for the provision of the service to one of the plurality of communication controllers that controls an incoming-call call up area identical to that of the communication controller out of the plurality of the communication controllers.