The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 20, 2026

Filed:

Oct. 30, 2020
Applicant:

Boe Technology Group Co., Ltd., Beijing, CN;

Inventors:

Wangqiang He, Beijing, CN;

Yiwen Ding, Beijing, CN;

Yuanyuan Lu, Beijing, CN;

Dong Chai, Beijing, CN;

Hong Wang, Beijing, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06T 7/00 (2017.01); G06T 7/12 (2017.01); G06T 7/62 (2017.01); G09G 3/00 (2006.01);
U.S. Cl.
CPC ...
G06T 7/0008 (2013.01); G06T 7/001 (2013.01); G06T 7/12 (2017.01); G06T 7/62 (2017.01); G09G 3/006 (2013.01); G06T 2207/30121 (2013.01);
Abstract

A method and apparatus for measuring the actual area of a defect, and a method and apparatus for testing a display panel. The method for measuring the actual area of a defect includes: acquiring a measurement image of a display panel, wherein the measurement image has a defect region; according to the measurement image, determining the area of defect pixels of the defect in the measurement image and determining the size of reference object pixels of a reference object in the measurement image; and according to the area of the defect pixels, the size of the reference object pixels and the actual size of the reference object, determining the actual area of the defect in the display panel.


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