Patent ID: 7873351

Claim:
A communication restriction control system in a mobile communication network, comprising: a mobile terminal, which performs communication over the mobile communication network using at least one of plural communication systems, and transmitting a response request signal in radio communication when the communication starts; a radio response equipment, which performs the radio communication in a range of a predetermined communication distance, and transmits a response signal including radio response equipment identification information of own equipment in the radio communication when the response request signal is received; and a communication system discriminating equipment, which is provided with a database storing information in which the radio response equipment identification information is associated with an allowable communication system, performs communication with the mobile terminal through the mobile communication network for receiving the radio response equipment identification information which is included in the response signal received by the mobile terminal, determines an allowable communication system by referring to the database according to the radio response equipment identification information received from the mobile terminal, and controls communication of the mobile terminal according to the determined allowable communication system.