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Abstract In order to control the real-time distribution of underground personnel and operation situation, by using Wi-Fi wireless communication technology, the overall design scheme of positioning system and the software design was put forward, which realized the real-time positioning, mine personnel attendance, trajectory tracking, query and other functions. The use of the system can ensure downhole inoue information timely and accurate communication, precise location of the mine personnel positioning played an important role to the coal mine safety production.
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