Patent №
US 7,974,458
Granted
2011-07-05
Filed 2007
Owner
HON HAI PRECISION INDUSTRY CO., LTD.
Lab
—
AI components
1
vision
Assignment
Recorded
Dataset
AIPD
2023_r1 edition
Application
11875123
A method for detecting defects in camera modules is provided. The method includes the following: an image is acquired from the camera module; a comparison formula and a standard value of defect luminance are set; the image is divided into many test regions; the corresponding reference regions are then plotted out; a test region is selected, and a reference region is confirmed correspondingly; averages of gray scale values of the selected test region and the confirmed reference region are calculated; a defect luminance of the selected test region is calculated; the calculated defect luminance is compared with the standard value for confirming whether the camera module is of satisfactory quality. A related system is also disclosed.
AI classification
Ownership
HON HAI PRECISION INDUSTRY CO., LTD.
assignment · 199860704
Assignors
HUANG, CHIH-WEI
On an employer assignment, the assignors are typically the inventors.