| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a communication system which can notify a user of a remaining charge level of a mobile terminal in the midst of communication in real time. <P>SOLUTION: A communication system 1 comprises a GGSN 20 that is a communication control apparatus counting a communication traffic volume of a mobile terminal 40 and a service control apparatus 30 storing a remaining charge level that is a communication traffic volume available for the mobile terminal 40. The service control apparatus 30 includes an inquiry acceptance part 37 accepting an inquiry of a remaining charge level of the mobile terminal 40, a communication state determination part 36 determining whether the mobile terminal 40 is in the midst of communication, an updated remaining level reception part 33 acquiring, when the communication state determination part 36 determines that the mobile terminal 40 is in the midst of communication, the remaining charge level updated in response to the communication traffic volume counted by the GGSN 20, and a remaining level notification part 38 notifying a user of the remaining charge level of the mobile terminal 40 in response to the inquiry accepted by the inquiry acceptance part 37. <P>COPYRIGHT: (C)2012,JPO&INPIT |
