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. 25, 2018

Filed:

Dec. 29, 2016
Applicant:

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

Inventors:

Che-Cheng Chang, New Taipei, TW;

Kai-Yu Cheng, New Taipei, TW;

Chih-Han Lin, Hsin-Chu, TW;

Sin-Yi Yang, Taichung, TW;

Horng-Huei Tseng, Hsin-Chu, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/417 (2006.01); H01L 29/78 (2006.01); H01L 21/768 (2006.01); H01L 29/66 (2006.01);
U.S. Cl.
CPC ...
H01L 29/7851 (2013.01); H01L 21/76879 (2013.01); H01L 29/41791 (2013.01); H01L 29/66795 (2013.01); H01L 29/785 (2013.01);
Abstract

A semiconductor device and method of manufacture are provided. In an embodiment a first contact is formed to a source/drain region and a dielectric layer is formed over the first contact. An opening is formed to expose the first contact, and the opening is lined with a dielectric material. A second contact is formed in electrical contact with the first contact through the dielectric material.


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