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:
Nov. 14, 2017
Filed:
Jul. 03, 2013
Applicant:
Cj Cgv Co., Ltd., Seoul, KR;
Inventors:
Hwan Chul Kim, Seoul, KR;
Su Ryeon Kang, Goyang-si, KR;
Assignee:
CJ CGV CO., LTD., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B 21/53 (2006.01); G03B 21/60 (2014.01); H04N 9/31 (2006.01); G03B 37/04 (2006.01); G03B 21/00 (2006.01);
U.S. Cl.
CPC ...
G03B 21/53 (2013.01); G03B 21/005 (2013.01); G03B 21/60 (2013.01); G03B 37/04 (2013.01); H04N 9/3147 (2013.01); H04N 9/3182 (2013.01); H04N 9/3194 (2013.01);
Abstract
The present invention provides an image correction system and method for multi-projection, the image correction system including a plurality of projection surfaces which are installed in a single theater and a projection device which projects images on the plurality of projection surfaces, in which the images projected by the projection device on the plurality of projection surfaces are corrected based on relative differences in properties of the plurality of projection surfaces.