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:
Aug. 06, 2024

Filed:

Dec. 20, 2021
Applicant:

United Microelectronics Corp., Hsin-Chu, TW;

Inventor:

Shin-Hung Li, Nantou County, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/00 (2006.01); H01L 21/02 (2006.01); H01L 21/8258 (2006.01); H01L 29/66 (2006.01); H01L 29/786 (2006.01);
U.S. Cl.
CPC ...
H01L 21/02565 (2013.01); H01L 21/8258 (2013.01); H01L 29/66969 (2013.01); H01L 29/7869 (2013.01);
Abstract

The present invention provides a semiconductor structure, including a substrate, a thin-film transistor (TFT) on the substrate, wherein the thin-film transistor including a TFT channel layer, a first source and a first drain in the TFT channel layer and a first capping layer on the TFT channel layer. A MOSFET is on the substrate, with a second gate, a second source and a second drain on two sides of the second gate and a second capping layer on the second gate, wherein top surfaces of the second capping layer and the first capping layer are leveled, and a first ILD layer is on the first capping layer and the second capping layer, wherein the first ILD layer and the first capping layer function collectively as a gate dielectric layer for the TFT.


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