A method for presenting the state of an instant messaging client
A client and status technology, applied in wireless communication services, wireless communication, nan, etc., can solve the problems of being unable to meet users' needs for real-time seamless communication, unable to truly judge user login status, and unable to achieve real-time release. Present the effect of real and accurate, reduce memory burden, and high timeliness
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[0027] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings. Before the present invention is used, the instant messaging client software should be installed at both the computer terminal and the mobile terminal, and the terminal equipment must have and enable the Bluetooth function. If there is no Bluetooth function, the Bluetooth adapter and driver need to be installed.
[0028] In the article "Bluetooth Mobile Phone Indoor Positioning System" in the journal "Computer Applications", Volume 31, Issue 11, 2011, the indoor Bluetooth transceiver model was tested, such as figure 1 As shown, it shows that the signal strength value is the largest when the distance from the Bluetooth source is the closest, and the signal strength value does not change much at a distance of 0-0.5 meters; within a distance of 0.5-3 meters, the Bluetooth signal strength value attenuates significant...
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