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. 08, 2023

Filed:

Nov. 30, 2021
Applicant:

Lx Semicon Co., Ltd., Daejeon, KR;

Inventors:

Jong Suk Lee, Daejeon, KR;

Young Bok Kim, Daejeon, KR;

Assignee:

LX SEMICON CO., LTD., Daejeon, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/20 (2006.01); G09G 3/36 (2006.01); G09G 3/3275 (2016.01);
U.S. Cl.
CPC ...
G09G 3/20 (2013.01); G09G 3/3275 (2013.01); G09G 3/3648 (2013.01); G09G 2300/0408 (2013.01); G09G 2310/08 (2013.01); G09G 2320/041 (2013.01); G09G 2330/00 (2013.01); G09G 2330/02 (2013.01); G09G 2330/021 (2013.01);
Abstract

There is disclosed a display driving device configured to drive a display device for displaying an image, including a source driver integrated circuit (IC) configured to convert image data into a source signal, and an energy harvesting device configured to convert thermal energy into electrical energy and supply the electrical energy to the source driver IC, wherein the energy harvesting device includes a thermal energy converter configured to convert thermal energy generated in the source driver IC to output an energy harvesting current, and an energy storage directly connected to the thermal energy converter, and configured to receive the energy harvesting current, store power, and output a first auxiliary voltage that is a voltage generated due to the stored power, wherein the thermal energy converter and the energy storage are located on the source driver IC.


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