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.:
Date of Patent:
May. 30, 2023
Filed:
Aug. 12, 2022
Applicant:
Samsung Display Co., Ltd., Yongin-si, KR;
Inventors:
Assignee:
Samsung Display Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/02 (2006.01); H01L 21/225 (2006.01); H01L 27/32 (2006.01); H01L 29/66 (2006.01); H01L 51/00 (2006.01);
U.S. Cl.
CPC ...
H01L 21/02675 (2013.01); H01L 21/2253 (2013.01); H01L 27/3244 (2013.01); H01L 29/66757 (2013.01); H01L 51/0097 (2013.01); H01L 2227/323 (2013.01);
Abstract
A display panel includes: a base substrate; a circuit layer on the base substrate; and a display element layer on the circuit layer, wherein the circuit layer includes an active layer on the base substrate and containing boron and fluorine; a control electrode on the active layer; and a control electrode insulation layer between the active layer and the control electrode, wherein the active layer includes: a core layer in which a concentration of the boron is greater than a concentration of the fluorine; and a surface layer on the core layer and in which a concentration of the fluorine is greater than a concentration of the boron.