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:
Apr. 01, 2025

Filed:

Dec. 28, 2021
Applicant:

Texas Instruments Incorporated, Dallas, TX (US);

Inventors:

Jaimal Mallory Williamson, McKinney, TX (US);

Chun Ping Lo, Allen, TX (US);

Yutaka Suzuki, Allen, TX (US);

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/498 (2006.01); H01L 21/48 (2006.01); H01L 23/00 (2006.01);
U.S. Cl.
CPC ...
H01L 23/49822 (2013.01); H01L 21/4857 (2013.01); H01L 21/4853 (2013.01); H01L 23/49816 (2013.01); H01L 24/13 (2013.01); H01L 24/16 (2013.01); H01L 2224/13147 (2013.01); H01L 2224/16225 (2013.01);
Abstract

An electronic device includes a multilevel package substrate with first and second levels, the second level including a first trace layer with a first conductive trace feature, a conductive first via that contacts the first conductive trace feature, and a first dielectric layer, and the first level including a second trace layer with a stair shaped second conductive trace feature, the second conductive trace feature having a first portion with a first thickness, and a second portion, having a second thickness greater than the first thickness.


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