WiFi tracking aid in mining communication

In wake of recent mining tragedies, some technology companies have suggested extension of wireless real-time location technology using WiFi networks to pinpoint miners trapped underground -- a solution that could save lives in the future.

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<p><a href="http://www.physorg.com/news10690.html">WiFi tracking aid in mining communication</a></p> <p>In wake of recent mining tragedies, some technology companies have suggested extension of wireless real-time location technology using WiFi networks to pinpoint miners trapped underground -- a solution that could save lives in the future. </p>