Apparatus for detecting train position
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United States of America Patent
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Aug 15, 2017
Grant Date -
Jan 7, 2016
app pub date -
Nov 14, 2013
filing date -
Dec 4, 2012
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Abstract
An apparatus for detecting a position of a train, the apparatus includes a reader. The reader electrically irradiates beams along a plurality of directions toward a tag, combines signals received from the tag and obtains a beam direction information toward the tag, and then detects the position of the train using the beam direction information and a tag information of the tag.
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