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.

Patent No.:

US 9397317 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 19, 2016

Filed:

Mar. 06, 2013
Applicant:

Samsung Display Co., Ltd., Yongin, Gyeonggi-Do, KR;

Inventors:

Dae-Sung Choi, Yongin, KR;

Won-Sang Park, Yongin, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 3/038 (2013.01); H01L 51/52 (2006.01); G09G 3/32 (2016.01); H01L 51/05 (2006.01); G09G 3/20 (2006.01);
U.S. Cl.
CPC ...
H01L 51/5296 (2013.01); G09G 3/3283 (2013.01); H01L 51/0554 (2013.01); G09G 3/2074 (2013.01); G09G 3/3258 (2013.01); H01L 2251/53 (2013.01);
Abstract

Each pixel of the organic light-emitting display apparatus comprises a plurality of sub-pixels by using an organic light-emitting transistor (OLET). The OLET includes a plurality of gate electrodes that have different areas and are arranged adjacent to one another, a plurality of source electrodes and a plurality of drain electrodes, and an organic thin film layer disposed between or below the source electrodes and drain electrodes, the organic thin film layer including an organic light-emitting material, wherein the sub-pixels of the pixel selected by a scan signal are selectively turned-on/off by a data signal to represent a gradation.


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