发明名称 TOLL-FREE CALLING ACCOUNT RECHARGE SYSTEM AND METHOD
摘要 A calling account recharge system, method, and device are provided. The device has an associated stored-value calling account, and typically includes a selector, a communications program configured to communicate with a recharge service via a communication network, and a recharge option selectable by a user upon actuation of the selector. The recharge option is configured to cause the communications program to initiate a recharge transaction with the recharge service via the communication network, in order to add calling units to the stored-value calling account. The device may be configured to access the communication network via a toll-free gateway.
申请公布号 US2008057903(A1) 申请公布日期 2008.03.06
申请号 US20070768054 申请日期 2007.06.25
申请人 VESTA CORPORATION 发明人 FIELDHOUSE DOUGLAS M.;WICK KINGSLEY R.
分类号 H04M11/00;H04W4/24;H04W88/02 主分类号 H04M11/00
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