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The Award database is continually updated throughout the year. As a result, data for FY20 is not expected to be complete until September, 2021.

  1. Microwave measurement of rail distance traveled

    SBC: Systems & Materials Research Corporation            Topic: 081FR3

    Rail vehicle distance traveled measurements don't currently meet the precision requirement of 5ft./mile. An innovative microwave technique is proposed using two X band transceiver assemblies separated by a known distance. Reflected energy from metal objects such as tie-plates or dielectric contrast between ties and rail bed are used as replicate pairs to measure the time passage between transcei ...

    SBIR Phase I 2009 Department of Transportation
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