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:
Jul. 20, 2021
Filed:
Apr. 17, 2019
Applicant:
Lg Electronics Inc., Seoul, KR;
Inventors:
Assignee:
LG ELECTRONICS INC., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/232 (2006.01); G06T 7/246 (2017.01); G06K 9/00 (2006.01);
U.S. Cl.
CPC ...
H04N 5/23254 (2013.01); G06K 9/00744 (2013.01); G06T 7/246 (2017.01); H04N 5/23267 (2013.01); H04N 5/23274 (2013.01); G06T 2207/20132 (2013.01);
Abstract
Provided is a video correction method comprising: extracting a common feature point from a number of video frames corresponding to a correction window size; extracting a trace of the feature point from the video frames; calculating an average value of the trace in the video frames; extracting a stabilized trace from a circular queue circular queue buffer using the trace and the average value; and applying a repositioning operation and a perspective warping operation to the video frames based on the stabilized trace to generate a stabilized video.