发明名称 Location/time-based reminder for personal electronic devices
摘要 A system and method combines a positioning system, for example, the Navistar global positioning system (GPS), with a personal electronic device. The personal electronic device can be a PDA, or a mobile cellular phone, for example. The positioning system provides real-time location specific information that is converted into coordinates, such as latitude and longitude. The system and method of the present invention then references the location to a particular task stored in resident memory and activates a reminder which notifies the user of a particular task. This involves having the user input reminders which signal when the user is within a specified geographic area, or within a specified range which is in the resolution of the GPS.
申请公布号 US2002067308(A1) 申请公布日期 2002.06.06
申请号 US20000731159 申请日期 2000.12.06
申请人 XEROX CORPORATION 发明人 ROBERTSON ALAN K.
分类号 H04B7/26;G01C21/00;G01S19/02;G06F15/02;H04Q7/34;(IPC1-7):G01S5/14 主分类号 H04B7/26
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