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:
Dec. 19, 2023

Filed:

Jan. 25, 2023
Applicant:

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

Inventors:

Dae-Sik Lee, Yongin-si, KR;

Keunoh Kang, Yongin-si, KR;

Sanghyun Lee, Yongin-si, KR;

Assignee:

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

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G 3/3258 (2016.01);
U.S. Cl.
CPC ...
G09G 3/3258 (2013.01); G09G 2300/0819 (2013.01); G09G 2300/0842 (2013.01); G09G 2300/0866 (2013.01); G09G 2320/0233 (2013.01); G09G 2320/0693 (2013.01); G09G 2330/10 (2013.01);
Abstract

Disclosed is an electronic device, which includes a display panel, a data driving circuit, a scan driving circuit, a signal control circuit, and a power supply circuit that trims a first voltage and a second voltage based on a first control value generated based on the first voltage and the second voltage, and the power supply circuit includes a controller that generates the first control value, a sign determining circuit that determines a sign of the first control value based on the first voltage and the second voltage, a plurality of voltage generators that generate a trimming voltage of the first control value based on the first voltage and the second voltage, and a first memory that stores the first control value, and the first control value is a value for controlling the sign determining circuit and each of the plurality of voltage generators.


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