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. 29, 2022

Filed:

Feb. 03, 2021
Applicant:

Samsung Electronics Co., Ltd., Suwon-si, KR;

Inventors:

Youngki Jung, Suwon-si, KR;

Tetsuya Shigeta, Suwon-si, KR;

Jinho Kim, Suwon-si, KR;

Chulgyu Jung, Suwon-si, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G 3/32 (2016.01); H01L 27/15 (2006.01);
U.S. Cl.
CPC ...
G09G 3/32 (2013.01); H01L 27/156 (2013.01); G09G 2310/0275 (2013.01);
Abstract

A display panel is provided. The display panel includes a plurality of light-emitting diodes constituting a plurality of sub-pixels of the display panel and configured to be divided into a plurality of groups; and a plurality of LED driving circuits configured to: receive a PWM data voltage in a scanning period; and based on the PWM data voltage, drive the plurality of light-emitting diodes by providing drive current to the plurality of light-emitting diodes for a time corresponding to the PWM data voltage in an emission period, wherein each of the plurality of LED driving circuits is configured to be connected to light-emitting diodes included in respective groups of the plurality of groups, and drive the light-emitting diodes of the respective groups.


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