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. 20, 2022

Filed:

Jun. 14, 2021
Applicant:

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

Inventors:

Jin Woo Noh, Hwaseong-si, KR;

Yun Ki Bae, Incheon, KR;

Kwang Suk Shin, Anyang-si, KR;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/3275 (2016.01); G09G 3/3266 (2016.01); G09G 3/3233 (2016.01); G09G 3/3225 (2016.01);
U.S. Cl.
CPC ...
G09G 3/3275 (2013.01); G09G 3/3266 (2013.01); G09G 2320/0247 (2013.01);
Abstract

An organic light emitting diode (OLED) display device supporting a variable frame mode includes an OLED display panel, a data driver configured to provide a data signal to the OLED display panel, a scan driver configured to provide a scan signal to the OLED display panel, an emission driver configured to provide an emission control signal to the OLED display panel, and a controller configured to control the data driver, the scan driver and the emission driver, to count a time of a current frame, and to control the emission driver to decrease an off period ratio of the emission control signal as the counted time of the current frame increases.


Find Patent Forward Citations

Loading…