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:
May. 10, 2022

Filed:

Jul. 06, 2020
Applicant:

Taiwan Semiconductor Manufacturing Co., Ltd., Hsin-Chu, TW;

Inventors:

Jhih-Bin Chen, Hsinchu, TW;

Ming Chyi Liu, Hsinchu, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/06 (2006.01); H01L 29/78 (2006.01); H01L 29/08 (2006.01);
U.S. Cl.
CPC ...
H01L 29/0653 (2013.01); H01L 29/0692 (2013.01); H01L 29/0873 (2013.01); H01L 29/7825 (2013.01);
Abstract

The present disclosure relates to an integrated chip. The integrated chip includes a source region disposed within a substrate and a drain region disposed within the substrate. The drain region is separated from the source region along a first direction. A drift region is disposed within the substrate between the source region and the drain region, and a plurality of isolation structures are disposed within the drift region. A gate electrode is disposed within the substrate. The gate electrode has a base region disposed between the source region and the drift region and a plurality of gate extensions extending outward from a sidewall of the base region to over the plurality of isolation structures.


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