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:
Jan. 05, 2021

Filed:

Oct. 16, 2018
Applicant:

Texas Instruments Incorporated, Dallas, TX (US);

Inventors:

Enis Tuncer, Dallas, TX (US);

Vikas Gupta, Dallas, TX (US);

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 27/22 (2006.01); H01L 21/768 (2006.01); H01L 23/522 (2006.01); H01L 23/00 (2006.01);
U.S. Cl.
CPC ...
G01N 27/223 (2013.01); H01L 21/76877 (2013.01); H01L 23/5226 (2013.01); H01L 24/11 (2013.01); H01L 24/17 (2013.01);
Abstract

Described examples include a sensor device having at least one conductive elongated first pillar positioned on a central pad of a first conductor layer over a semiconductor substrate, the first pillar extending in a first direction normal to a plane of a surface of the first conductor layer. Conductive elongated second pillars are positioned in normal orientation on a second conductor layer over the semiconductor substrate, the conductive elongated second pillars at locations coincident to via openings in the first conductor layer. The second conductor layer is parallel to and spaced from the first conductor layer by at least an insulator layer, the conductive elongated second pillars extending in the first direction through a respective one of the via openings. The at least one conductive elongated first pillar is spaced from surrounding conductive elongated second pillars by gaps.


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