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:
Jun. 29, 2021

Filed:

Mar. 16, 2020
Applicant:

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

Inventors:

Jong Wook Kim, Yongin-si, KR;

Eun Zi Kim, Yongin-si, KR;

Byoung Kwan An, Yongin-si, KR;

Seung Ho Park, Yongin-si, KR;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/3208 (2016.01); G09G 3/3225 (2016.01); G09G 3/3275 (2016.01);
U.S. Cl.
CPC ...
G09G 3/3208 (2013.01); G09G 3/3225 (2013.01); G09G 3/3275 (2013.01); G09G 2320/029 (2013.01); G09G 2320/04 (2013.01); G09G 2320/041 (2013.01);
Abstract

A display device includes: a display panel including a plurality of pixels configured to receive pixel driving currents; a current sensor configured to measure an entire driving current diverged into the pixel driving currents; and a temperature sensor configured to measure an ambient temperature of the display panel, wherein the display panel includes a degradation compensator configured to generate output grayscale values for the pixels based on the entire driving current, the ambient temperature, and input grayscale values for the pixels.


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