Apparatus and methods for the inspection of objects
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United States of America Patent
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Apr 17, 2007
Grant Date -
N/A
app pub date -
Aug 7, 2000
filing date -
Aug 5, 1999
priority date (Note) -
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Abstract
A method for inspecting objects comprising: creating a reference image for a representative object, the reference image comprising an at least partially vectorized first representation of boundaries representing the representative object; acquiring an image of an object under inspection comprising a second representation of boundaries representing the object under inspection; and comparing a location of at least some boundaries in the second representation of boundaries to a location of corresponding boundaries in the at least partially vectorized first representation of boundaries, thereby to identify defects.
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