RAILROAD MANAGEMENT SYSTEM, TRACK SENSING DEVICE, TRACK SENSING METHOD, CONTROL CIRCUIT, AND STORAGE MEDIUM
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United States of America Patent
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Issued Date -
Jun 6, 2024
app pub date -
Feb 13, 2024
filing date -
Sep 9, 2021
priority date (Note) -
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Abstract
A railroad management system includes: a plurality of first wireless terminals provided corresponding to a plurality of tracks, and each installed at an end of a platform of a corresponding track; a second wireless terminal installed at an end of a train, and configured to perform communication with the first wireless terminals using an ultra-wide band wireless signal; a distance estimation unit that estimates a distance between each of the plurality of first wireless terminals and the second wireless terminal using the ultra-wide band wireless signal; and a track sensing unit that senses a track that the train is entering based on an estimation result from the distance estimation unit.
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