Mobile phone alarm method and special mobile phone
A mobile phone and special technology, applied in the field of communication, can solve the problems of not being able to issue an alarm, and the mobile phone cannot automatically report whether the carrier is in a safe activity area, etc., so as to avoid dangerous events.
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[0024] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.
[0025] like figure 1 As shown, the mobile phone alarm method in the embodiment of the present invention mainly includes the following steps:
[0026] S1. Pre-set the area range of the care circle for mobile phone activities, including the first care circle and the second care circle. The first care circle is a safe activity area. By selecting at least three areas on the edge of the safe activity area on the downloaded GPS map Fixed-point, and connect the selected fixed-points into a closed safe activity area according to the fixed-point GPS data;
[0027] The second circle of care is a dangerous ...
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