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.
Patent No.:
Date of Patent:
Jan. 04, 2022
Filed:
May. 08, 2019
Applicant:
Siliconix Incorporated, San Jose, CA (US);
Inventors:
M. Ayman Shibib, San Jose, CA (US);
Kyle Terrill, San Jose, CA (US);
Assignee:
Vishay-Siliconix, LLC, San Jose, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/58 (2006.01); H01L 29/78 (2006.01); H01L 29/08 (2006.01); H01L 29/10 (2006.01); H01L 29/66 (2006.01);
U.S. Cl.
CPC ...
H01L 23/585 (2013.01); H01L 29/086 (2013.01); H01L 29/0878 (2013.01); H01L 29/1095 (2013.01); H01L 29/66734 (2013.01); H01L 29/7811 (2013.01); H01L 29/7813 (2013.01);
Abstract
A transistor and method of manufacturing an electrically active chip seal ring surrounding the gate, gate insulator and source structure of the active core area of the transistor. The chip seal ring can be electrically coupled to the gate to seal the active core area from intrusions of contaminants, impurities, defects and or the like.