发明名称 SYSTEM AND METHOD FOR INTERNATIONAL CALLBACK
摘要 <p>A system and method for performing international callback. To place an international call, a calling party places a first international call, originated in a foreign telephone company (104), to a domestic international callback center (110). During this first international call, the calling party schedules an international callback. At the scheduled time, the international callback center (110) first places a call to the domestic called party (114). Next, the international callback center (110) places a second international call, originated in a domestic telephone company (112), to the foreign calling party (102). The foreign calling party (102) and the domestic called party (114) are then connected.</p>
申请公布号 WO1997024860(A2) 申请公布日期 1997.07.10
申请号 US1996020286 申请日期 1996.12.30
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