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公开(公告)号：US20200250943A1
公开(公告)日：2020-08-06
申请号：US15769747
申请日：2016-03-21
Applicant: ZTE CORPORATION
Inventor： Xiaoliang ZHANG , Hui LIU
Abstract: Provided are an alarming implementation method and device. The method includes: acquiring an acceleration of a mobile terminal in a first coordinate system, and acquiring an included angle between the first coordinate system and a second coordinate system; calculating a location of the mobile terminal in the second coordinate system according to the acquired acceleration and included angle; and when determining that the calculated location is out of a safety area, making an alarm or sending alarm information to a system side apparatus.
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