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:
Feb. 06, 2024

Filed:

Jan. 19, 2022
Applicant:

Appotronics Corporation Limited, Guangdong, CN;

Inventors:

Chen Chen, Shenzhen, CN;

Fei Hu, Shenzhen, CN;

Xin Yu, Shenzhen, CN;

Zuqiang Guo, Shenzhen, CN;

Yi Li, Shenzhen, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/22 (2006.01); G09G 3/34 (2006.01);
U.S. Cl.
CPC ...
G09G 3/346 (2013.01); G09G 2320/0233 (2013.01); G09G 2320/064 (2013.01);
Abstract

A display device, including: a light source, used for emitting light source light; a control unit, used for controlling a drive current for the light source, the modulation period of each frame of image to be displayed comprising at least one pulse modulation period, and within the pulse modulation period, the drive current for the light source being an overshoot current so that the average luminous brightness of the light source in the modulation period reaches preset brightness; and a light modulation unit, used for modulating the light source light according to image data of the image to be displayed and the luminous brightness of the light source to obtain a modulated image.


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