Patent ID: 8446853

Claim:
A communication control apparatus used in a mobile communication system including a radio communication apparatus which functions as a base station or a relay station and a plurality of mobile terminal apparatuses connected to the radio communication apparatus for performing radio communication, the communication control apparatus comprising: a receiving section which acquires, from each of at least part of the mobile terminal apparatuses, information indicative of receiving power or receiving duality of a signal received from the radio communication apparatus, the receiving power or the receiving quality being measured by said each of at least part of the mobile terminal apparatuses; and a control section which detects more than one mobile terminal apparatus in which the receiving power or the receiving quality is lower than or equal to a first threshold and higher than a second threshold being lower than the first threshold, and designates a mobile terminal apparatus to function as a relay station for relaying communication between the radio communication apparatus and a mobile terminal apparatus which does not function as a relay station from among the detected more than one mobile terminal apparatus on the basis of the acquired information indicative of the receiving power or the receiving quality.