专利名称:SYSTEM FOR THE DETERMINATION OF
RETROREFLECTIVITY OF ROAD SIGNS ANDOTHER REFLECTIVE OBJECTS
发明人:Jamie E. Retterath,Robert A. Laumeyer申请号:US13781017申请日:20130228
公开号:US20130271613A1公开日:20131017
专利附图:
摘要:A system for the determination of retroreflectivity values for reflective surfacesdisposed along a roadway repeatedly illuminates an area along the roadway that
includes at least one reflective surface using a light source. Multiple light intensity valuesare measured over a field of view which includes at least a portion of the area illuminatedby the light source. A computer processing system is used to identifying a portion of thelight intensity values associated with a reflective surface and analyze the portion of thelight intensity values to determine at least one retroreflectivity value for that reflectivesurface.
申请人:Facet Technology Corp.
地址:US
国籍:US
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