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:
Mar. 22, 2022

Filed:

Jun. 30, 2017
Applicant:

Huawei Technologies Co., Ltd., Shenzhen, CN;

Inventors:

Henghui Lu, Beijing, CN;

Hao Liu, Beijing, CN;

Wenmei Gao, Beijing, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/235 (2006.01); G06T 7/90 (2017.01); G06T 5/00 (2006.01); H04N 5/225 (2006.01);
U.S. Cl.
CPC ...
H04N 5/2354 (2013.01); G06T 5/009 (2013.01); G06T 7/90 (2017.01); H04N 5/2256 (2013.01); H04N 5/2351 (2013.01); G06T 2207/10024 (2013.01);
Abstract

A terminal device calibrates a to-be-detected image based on a light source color temperature and scene brightness that are obtained during imaging of the to-be-detected image and based on a preset reference color card image set to restore a real color of the to-be-detected image to a greatest extent.


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