| 摘要 |
PURPOSE:To eliminate the need for a staff who perform charge nonpayment informing work. CONSTITUTION:A nonpayment person information request part 21 requests a paging charge control center 1 to send charge nonpayment person information periodically. The paging charge control center sends the charge nonpayment person information in paging charge information under control to a paging system 2. An automatic calling part 22 automatically calls a paging subscriber 3 through a public telephone line according to the charge nonpayment person information and when the paging subscriber answers, an announcement trunk part 23 sends the announcement of the nonpayment of the charge to the paging subscriber 4 through the automatic calling part 22 and public telephone line 3. |
