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:
Apr. 07, 2020
Filed:
Aug. 06, 2018
Applicant:
Nxp Usa, Inc., Austin, TX (US);
Inventor:
Radu Mircea Secareanu, Phoenix, AZ (US);
Assignee:
NXP USA, INC., Austin, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/06 (2006.01); H01L 21/762 (2006.01);
U.S. Cl.
CPC ...
H01L 29/0646 (2013.01); H01L 29/0649 (2013.01); H01L 21/76267 (2013.01); H01L 21/76283 (2013.01);
Abstract
A device fabricated on a wafer is disclosed. The device includes a first block of the wafer and a second block of the wafer isolated from the first block using a first deep trench isolation (DTI). The device further includes a third block of the wafer isolated from the second block using a second DTI. The second block includes a first vertical section coupled to a first ground, a second vertical section, a third vertical section coupled to a second ground. The second vertical section is doped lightly compared to the first vertical section and the second vertical section.