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:
Dec. 13, 2022

Filed:

Dec. 27, 2020
Applicant:

United Microelectronics Corp., Hsin-Chu, TW;

Inventors:

Fu-Jung Chuang, Kaohsiung, TW;

Po-Jen Chuang, Kaohsiung, TW;

Yu-Ren Wang, Tainan, TW;

Chi-Mao Hsu, Tainan, TW;

Chia-Ming Kuo, Kaohsiung, TW;

Guan-Wei Huang, Tainan, TW;

Chun-Hsien Lin, Tainan, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/00 (2006.01); H01L 21/8238 (2006.01); H01L 27/092 (2006.01); H01L 21/762 (2006.01);
U.S. Cl.
CPC ...
H01L 21/823878 (2013.01); H01L 21/76224 (2013.01); H01L 21/823821 (2013.01); H01L 27/0924 (2013.01);
Abstract

A method for fabricating semiconductor device includes the steps of first providing a substrate having a fin-shaped structure thereon, forming a single diffusion break (SDB) structure in the substrate to divide the fin-shaped structure into a first portion and a second portion, and then forming more than one gate structures such as a first gate structure and a second gate structure on the SDB structure. Preferably, each of the first gate structure and the second gate structure overlaps the fin-shaped structure and the SDB structure.


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