发明名称 System and method for providing personal and emergency service hailing in wireless network
摘要 A method and system for determining each location and identifier of a plurality of wireless communication devices, computing a distance between a location of a requesting device and the location of each of the plurality of wireless communication devices. The system and method presents to a user of a requesting device a list of at least one of the plurality of wireless communication devices that satisfy a proximity requirement for the requesting device. The user can then select a presented one of the list of at least one of the plurality of wireless communication devices and initiate communications with the selected one wireless communication device. The system and method also can receive an alert notification request from the requesting device and send an alert notification, in response to the alert notification request, to a plurality of wireless communication devices satisfying a proximity requirement for the requesting device.
申请公布号 US2002168958(A1) 申请公布日期 2002.11.14
申请号 US20010855096 申请日期 2001.05.14
申请人 INTERNATIONAL BUSINESS MACHINES CORPORATION 发明人 FORD DANIEL A.;KRAFT REINER;MYLLYMAKI JUSSI P.
分类号 H04W4/22;(IPC1-7):H04M11/00 主分类号 H04W4/22
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