| 摘要 |
PROBLEM TO BE SOLVED: To provide a communication capacity management device that can eliminate the shortage of communication capacity and residual without a user consciously performing operation at the time of communication via a radio communication channel with communication capacity limited.SOLUTION: In a communication capacity management device for managing the communication capacity of a radio communication channel with communication capacity limited, an additional purchase processing unit performs processing for the additional purchase of communication capacity with expiration date. A residual capacity management unit manages the residual of communication capacity including additional purchase communication capacity, which is communication capacity with expiration date additionally purchased. A purchase contents identifying unit identifies the additional purchase communication capacity. A purchase condition determination unit determines whether a condition for purchasing additional purchase communication capacity is satisfied or not. If the purchase condition determination unit determines that the condition for purchasing additional purchase communication capacity is satisfied, the additional purchase processing unit performs the purchase processing of the additional purchase communication capacity.SELECTED DRAWING: Figure 1 |
