Application of SDS-TWR technology in coal mine personnel positioning system
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Graphical Abstract
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Abstract
For problem that most coal mine personnel positioning system can only get area of underground personnel without accurate positioning function, principle of SDS-TWR technology was introduced and the technology was applied into coal mine personnel positioning system. The test results show that ranging error of coal mine personnel positioning system based on SDS-TWR technology is less than 2 m, which can meet accuracy requirement of underground personnel positioning.
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