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:
Sep. 18, 2018

Filed:

Oct. 30, 2015
Applicant:

Avago Technologies General Ip (Singapore) Pte. Ltd., Singapore, SG;

Inventors:

Sam Ziqun Zhao, Irvine, CA (US);

Rezaur Rahman Khan, Irvine, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/34 (2006.01); H01L 23/367 (2006.01);
U.S. Cl.
CPC ...
H01L 23/367 (2013.01);
Abstract

In embodiments described herein, an integrated circuit (IC) package is provided. The IC package may include a substrate, an IC die, and a heat spreader. The IC die may have opposing first and second surfaces, where the first surface of the IC die is coupled to a surface of the substrate. The heat spreader may have a surface coupled to the second surface of the IC die by a thermal interface (TI) material. The surface of the heat spreader may have a micro-recess which may include a micro-channel or a micro-dent to direct a flow of TI material towards or away from a predetermined area of the second surface of the IC die based on temperatures of the substrate, the IC die, and/or the heat spreader.


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