METHOD AND APPARATUS FOR REVIEWING DEFECTS

Patent №

US 8,093,557

Granted

2012-01-10

Filed 2009

Owner

Lab

AI components

1

vision

Assignment

None on record

Dataset

AIPD

2023_r1 edition

Application

12573479

A method of inspecting defects of a sample includes a first step for, on a basis of position information of defects on a sample placed on a movable table which is previously detected and obtained by an other inspection system, driving the table so that the defects come into a viewing field of an optical microscope having a focus which is adjusted, a second step for re-detecting the defects to obtain a first detection result, a third step for correcting the position information of defects on a basis of position information of defects re-detected of the first detection result, and a fourth step for reviewing the defects whose position information is corrected to obtain a second detection result. The method includes classifying types of defects on basis of the first detection result and the second detection result.

VisionG01N 23/225G02B 15/143G02B 21/0016H01J 37/226H01J 37/28H01K 3/02H01J 2237/216H01J 2237/2482+1 more

AI classification

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Planning0.05
AI hardware0.00
Evolutionary computation0.00
Natural language0.00
Knowledge representation0.00
Machine learning0.00
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