Image analysis – Applications – Manufacturing or product inspection
Patent
1996-03-15
2000-02-29
Couso, Jose L.
Image analysis
Applications
Manufacturing or product inspection
382145, 382147, 382199, G06K 900, G06K 948
Patent
active
060319313
ABSTRACT:
Apparatus for determining at least one edge of an object having a plurality of openings with respective edges. An imaging device generates an image signal of the object to represent light intensity values of a plurality of pixels, the image signal being processed to estimate a linear relationship derived from the light intensity values of a predetermined number of the pixels. A determining device determines whether the linear relationship includes at least one light intensity value corresponding to an edge.
REFERENCES:
patent: 4930889 (1990-06-01), Van Donselaar et al.
patent: 5081689 (1992-01-01), Meyer et al.
Chiu Chinchuan
Ishii Fusao
Leary Michael
Marcanio Joseph A.
Paolella Philip
Couso Jose L.
Dang Duy M.
Frommer William S.
Sony Corporation
Sony Electronics Inc.
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