Patent ID: 8688158

Claim:
A radio resource control method comprising: a step (a) of recording a history of a connection request issued from a plurality of second radio stations to a first radio station; a second step (b) of determining execution of an adjustment of a radio resource used in communication between at least one of the plurality of second radio stations and the first radio station by using connection request frequencies each for one of unregistered radio stations as an index, the unregistered radio stations being radio stations that are not pre-registered in the first radio station among the plurality of second radio stations, wherein each of the unregistered radio stations is a radio station whose connection to the first radio station is refused, a radio station whose connection to the first radio station is permitted unless a number of connected radio stations does not exceed a predetermined upper limit, or a radio station whose content of communication with the first radio station is restricted in comparison to that of a registered radio station that is pre-registered in the first radio station among the plurality of second radio stations.