Method, system and device for swiping entrance guard card through short message service reservation
An access control and SMS technology, applied in the field of communication, can solve problems such as poor operability, real-time SMS arrival and success rate problems, etc., to achieve the effect of convenience for visitors and saving human resources.
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[0048] The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments in the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative work fall within the protection scope of the embodiments of the present invention.
[0049] In the embodiment of the present invention, a SIM (Subscriber Identity Module, customer identification module) card must have a radio frequency function and can be accurately read by an access control card reader. The radio frequency function of the SIM card can be realized by adding a radio frequency chip in the SIM card. In addition, the access control application of the built-in enterprise card in the SIM ...
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