Distance measuring apparatus and distance measuring method
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United States of America Patent
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Jun 24, 2014
Grant Date -
Aug 16, 2012
app pub date -
Nov 9, 2009
filing date -
Nov 9, 2009
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Abstract
Provided is a distance measuring apparatus and a distance measuring method enabling measurement of, based on an image, a relative distance from an object even during nighttime. Included are imaging means for taking an image in a traveling direction of an own-vehicle as a taken image; specifying means for respectively specifying combinations of positions, in the taken image, of direct light which is imaged in the taken image and of a reflected light which is a reflection of the direct light on a travel path surface; and measuring means for measuring a relative distance from an object based on the combinations of the positions of the direct light and the positions of the reflected light, which are specified by the specifying means.
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