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System, method and computer software code for determining a mission plan for a powered system using signal aspect information |
Tom Otsubo, Wolfgang Daum, Craig Alan Stull, Phillip Danner |
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Signal detection system and method |
Jeffrey Michael Fries, Aric Albert Weingartner, Steven Murphy, Dan E Erickson, David Fletcher +1 more |
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System and method for expanded monitoring and control of railroad wayside interlocking systems |
— |
2016-04-26 |
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| 8581499 |
Method and system for determining signal state |
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