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:
Aug. 23, 2022
Filed:
Nov. 15, 2018
Applicant:
Hkc Corporation Limited, Shenzhen, CN;
Inventors:
Fengyun Yang, Chongqing, CN;
En-Tsung Cho, Chongqing, CN;
Assignee:
HKC CORPORATION LIMITED, Shenzhen, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/66 (2006.01); H01L 29/40 (2006.01); H01L 29/786 (2006.01); G02F 1/1368 (2006.01); G02F 1/1362 (2006.01);
U.S. Cl.
CPC ...
H01L 29/66969 (2013.01); H01L 29/401 (2013.01); H01L 29/7869 (2013.01); G02F 1/13685 (2021.01); G02F 1/136209 (2013.01); G02F 1/136236 (2021.01); H01L 29/78633 (2013.01);
Abstract
The present application discloses a display panel preparation method and a display panel. The display panel preparation method includes: forming a first metal layer, a buffer layer, an oxide film layer, and a gate insulating layer on a substrate; and etching on a second layer of metal by using a same mask process, to obtain a gate layer, a source layer, and a drain layer.