发明申请
US20130072151A1 EXCHANGE AND COMMUNICATION MANAGEMENT METHOD 审中-公开
交换与通信管理方法

EXCHANGE AND COMMUNICATION MANAGEMENT METHOD
摘要:
When a request to start or a request to terminate mobile communication by a mobile communication terminal 2 or another exchange is received, a remaining communication volume update module 43 starts or stops updating a remaining communication volume information based on data communication by the mobile communication terminal 2. When a request to set or a request to reset a preservation state in the mobile communication by the mobile communication terminal 2 or another exchange is received, the remaining communication volume update module 43 stops or starts updating the remaining communication volume information based on data communication by the mobile communication terminal 2.
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