发明名称 Reverse caller-identification
摘要 A reverse caller identification system. Telecommunications devices are registered with respect to specific locations and are monitored with respect to users proximity to said devices. Prior to putting an incoming call through to one of said devices, the caller is provided with information as to activities currently in proximity to that device. A plurality of options for real-time information data and caller feedback are described.
申请公布号 US7116773(B2) 申请公布日期 2006.10.03
申请号 US20020054028 申请日期 2002.01.22
申请人 HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 发明人 FORMAN GEORGE H.;SUERMONDT HENRI JACQUES
分类号 H04M3/42;H04B7/15;H04M1/56;H04M1/64;H04M3/436;H04Q7/20 主分类号 H04M3/42
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