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:
Feb. 01, 2022

Filed:

Oct. 10, 2019
Applicant:

Texas Instruments Incorporated, Dallas, TX (US);

Inventors:
Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/31 (2006.01); H01L 23/00 (2006.01); H01L 23/495 (2006.01); H01L 21/56 (2006.01); H01L 25/00 (2006.01);
U.S. Cl.
CPC ...
H01L 23/3157 (2013.01); H01L 21/561 (2013.01); H01L 21/565 (2013.01); H01L 23/49575 (2013.01); H01L 23/562 (2013.01); H01L 24/46 (2013.01); H01L 24/85 (2013.01); H01L 24/96 (2013.01); H01L 25/50 (2013.01); H01L 2924/35 (2013.01);
Abstract

A method includes performing a first molding process to enclose a portion of a first semiconductor die in a first package structure with an opening that exposes a portion of a second semiconductor die mounted to the first semiconductor die, as well as performing a deposition process to deposit a stress absorbing material in the opening of the first package structure to cover the portion of the second semiconductor die, and performing a second molding process to enclose a portion of the stress absorbing structure in a second package structure that extends on a side of the first package structure.


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