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:
Aug. 26, 2025

Filed:

Oct. 24, 2023
Applicant:

Lg Display Co., Ltd., Seoul, KR;

Inventors:

Dong Ju Kim, Paju-si, KR;

Soon Dong Cho, Paju-si, KR;

Hoon Jang, Paju-si, KR;

Jun O Hur, Paju-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/32 (2016.01); G09G 3/3233 (2016.01); H02M 3/158 (2006.01);
U.S. Cl.
CPC ...
G09G 3/3233 (2013.01); H02M 3/158 (2013.01); G09G 2300/0842 (2013.01); G09G 2320/0223 (2013.01); G09G 2330/021 (2013.01); G09G 2330/028 (2013.01);
Abstract

A power supply according to an embodiment and a display device including the same are disclosed. The power supply according to the embodiment includes a reference voltage generation circuit configured to adjust a voltage level of a reference voltage and output the reference voltage when an input voltage is smaller than or equal to a selected threshold value. The power supply includes a power voltage generation circuit configured to adjust and provide an output power according to a fluctuation amount of the input voltage based on the adjusted reference voltage. The output power is varied either by changing the output voltage or by changing the output current.


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