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:
Jun. 04, 2019

Filed:

Sep. 18, 2017
Applicant:

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

Inventors:

Wonsik Oh, Seoul, KR;

Myungho Lee, Anyang-si, KR;

Geunjeong Park, Hwaseong-si, KR;

Myoungseop Song, Asan-si, KR;

Assignee:

SAMSUNG DISPLAY CO., LTD., Yongin-si, Gyeonggi-Do, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/3233 (2016.01); G09G 3/3258 (2016.01); G09G 3/3266 (2016.01); G09G 3/3225 (2016.01);
U.S. Cl.
CPC ...
G09G 3/3233 (2013.01); G09G 3/3225 (2013.01); G09G 3/3258 (2013.01); G09G 3/3266 (2013.01); G09G 2300/0866 (2013.01); G09G 2310/08 (2013.01); G09G 2320/0285 (2013.01); G09G 2320/0295 (2013.01); G09G 2330/021 (2013.01); G09G 2330/028 (2013.01);
Abstract

A light emitting display device including: a display panel; a plurality of pixels included in the display panel, each of the plurality of pixels including a driving switching element connected to a first power line and a light emitting element connected to a second power line; a maximum voltage detection unit for detecting a voltage from each of the light emitting elements of each of the pixels and outputting a maximum voltage that has a highest voltage level among the detected voltages; and a power supply unit for correcting a first driving voltage based on the maximum voltage and applying the corrected first driving voltage to the first power line.


Find Patent Forward Citations

Loading…