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:
Jul. 14, 2020

Filed:

Jul. 02, 2019
Applicant:

Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd., Shenzhen, CN;

Inventor:

Chunsheng Jiang, Shenzhen, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/12 (2006.01); H01L 21/3213 (2006.01); H01L 29/45 (2006.01); H01L 29/66 (2006.01); H01L 29/49 (2006.01); H01L 29/786 (2006.01);
U.S. Cl.
CPC ...
H01L 27/1288 (2013.01); H01L 21/32139 (2013.01); H01L 27/1244 (2013.01); H01L 27/1248 (2013.01); H01L 27/1262 (2013.01); H01L 29/45 (2013.01); H01L 29/4908 (2013.01); H01L 29/66969 (2013.01); H01L 29/78618 (2013.01); H01L 29/7869 (2013.01);
Abstract

A BCE TFT substrate includes a base substrate. A gate and a gate insulation layer are sequentially formed on the base substrate. An IGZO semiconductor layer is formed on the gate insulation layer to serve as an active layer. A source and a drain are disposed on the active layer and spaced from each other. Each of the source and drain is formed of a Mo layer, a Cu layer, and a conductorized IGZO film that are sequentially stacked on the active layer. A passivation layer is disposed on the source, the drain, and the active layer.


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