Patent ID: 8099100
Filing Date: 2012-01-17
Classification: H04M,H04W

Abstract:
1. A communication control system for controlling simultaneous communication among a plurality of mobile terminals belonging to a pre-registered group, the system comprising: position information storage means for storing position information which indicates a current position of each of said mobile terminals from said pre-registered group; start request information reception means for receiving start request information to request the start of a communication connection from one mobile terminal of said pre-registered group; area judgment means for judging whether each other mobile terminal of said pre-registered group that did not initiate the start request information are located within a predetermined area in which the mobile terminal that initiated the start request information is located by referring to said position information stored in said position information storage means when said start request information reception means receives said start request information, connection control means for establishing a communication connection between said mobile terminal of said pre-registered group that initiated the start request information and each other of said mobile terminals of said pre-registered group that did not initiate the start request information which have been judged as being located within said predetermined area by said area judgment means; and position information monitoring means for monitoring, during said communication, position information of each of said mobile terminals participating in said communication and judging whether a current position of each of said mobile terminal participating in said communication mutually approaches within a predetermined distance upon indication that a base station ID associated with any one of said mobile terminals participating in said communication has changed.