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:
Nov. 08, 2022

Filed:

Aug. 09, 2021
Applicant:

Samsung Display Co., Ltd., Yongin-si, KR;

Inventors:

Seok Ha Hong, Seoul, KR;

Dong Joon Kwag, Yongin-si, KR;

Hyung Jin Kim, Seoul, KR;

Assignee:

SAMSUNG DISPLAY CO., LTD., Yongin-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/3291 (2016.01); H04N 5/235 (2006.01);
U.S. Cl.
CPC ...
H04N 5/2351 (2013.01); G09G 3/3291 (2013.01); G09G 2310/08 (2013.01); G09G 2320/0242 (2013.01); G09G 2360/16 (2013.01);
Abstract

An optical compensation device includes a measurement part that measures a luminance of a reference point of a display panel displaying an image and a luminance of a neighboring point separated from the reference point to generate measurement data, a camera that photographs a surface of the display panel to generate a photographed image, and a compensation part that generates a scaling value of the neighboring point based on the measurement data of the reference point, a photographed data generated based on the photographed image of the reference point, the measurement data of the neighboring point, and a photographed data generated based on the photographed image of the neighboring point, and generates compensation data of the neighboring point based on the scaling value of the neighboring point and the photographed data of the reference point.


Find Patent Forward Citations

Loading…