发明名称 CALL BACK WHEN NOT ENGAGED BY MEANS OF AUTOMATED REDIALLING IN COMMUNICATION NETWORKS
摘要 The invention relates to a method of redialing in telecommunication networks for a call back when not engaged, whereby a caller carries out a call attempt to reach a callee, whereby the callee does not respond at firs. According to the invention, the callee may be reached without the caller having to continually undertake a further call attempt, whereby a radialling is automatically carried out by the relevant exchange within a given time window at given time periods and a connection to the callee is established should the same respond.
申请公布号 PL369242(A1) 申请公布日期 2005.04.18
申请号 PL20020369242 申请日期 2002.10.15
申请人 T-MOBILE DEUTSCHLAND GMBH 发明人 KRAMARZ-VON KOHOUT GERHARD
分类号 H04M1/2745;H04M3/424 主分类号 H04M1/2745
代理机构 代理人
主权项
地址