Physical-layer-based method and device for realizing indoor positioning of wireless network
A wireless network, indoor positioning technology, applied in wireless communication, electrical components and other directions, can solve the problems of inaccurate positioning and unreliable signal strength calculation, and achieve the effect of accurate calculation, reduce multipath attenuation, and improve positioning accuracy
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[0044] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.
[0045] The implementation principle of the embodiment of the present invention will be described in detail below. Currently, most wireless local area networks adopt the IEEE 802.11a / g / n standard to provide wireless communication services. These standards are based on the Orthogonal Frequency Division Multiplexing (OFDM) technology of the physical layer. The main idea is to orthogonally decompose a channel i...
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