| 摘要 |
PROBLEM TO BE SOLVED: To enable a third person to share the information of the terminal equipment of a moving person in order to accurately know the current location or the arrival time of the moving person. SOLUTION: A portable telephone set 20 shares information related to the location information of a portable telephone set 10 by a shared information preparation device 40 which is displayed at the display part of the portable telephone set 10 by displaying the information at the display part of the portable telephone set 20. The information includes at least one of the location information of the portable telephone set 10 using a location information device 30 and a route on a map to a destination and an arrival scheduled time. COPYRIGHT: (C)2008,JPO&INPIT
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