发明名称 METHODS, SYSTEMS AND COMPUTER PROGRAM PRODUCTS FOR CONTROLLING ACCESS TO COMMUNICATION SYSTEMS USING QUOTAS
摘要 A quota can be provided to a user that is registered with a communications system. The quota can authorize the user to place a call through the communications system when accessed from a remote area that is not serviced by the communications system until the quota is exhausted.
申请公布号 WO03032619(A1) 申请公布日期 2003.04.17
申请号 WO2002US31703 申请日期 2002.10.04
申请人 ERICSSON, INC. 发明人 DODLA, UDAY, REDDY
分类号 H04M3/38;H04M3/42;H04M15/00;H04M17/00;H04W4/24;(IPC1-7):H04M17/00 主分类号 H04M3/38
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