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.
Patent No.:
Date of Patent:
Jun. 29, 2021
Filed:
Mar. 08, 2019
Applicant:
Shanghai Xiaoyi Technology Co., Ltd., Shanghai, CN;
Inventors:
Assignee:
SHANGHAI XIAOYI TECHNOLOGY CO., LTD., Shanghai, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 9/77 (2006.01); G06T 7/80 (2017.01); G06F 17/18 (2006.01); H04N 5/225 (2006.01);
U.S. Cl.
CPC ...
H04N 9/77 (2013.01); G06F 17/18 (2013.01); G06T 7/80 (2017.01); H04N 5/2252 (2013.01);
Abstract
A method for determining a fisheye camera shadow correction parameter, comprising: capturing and acquiring a raw image using a fisheye camera that is not installed in an outer housing; obtaining the raw image from the fisheye camera; performing statistics on luminance information and chrominance information in each block of the raw image; and calculating a correction parameter for the fisheye camera based on the luminance information and the chrominance information of each block.