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:
Nov. 10, 2015

Filed:

Dec. 08, 2011
Applicants:

Seshasayee S. Ankireddi, San Jose, CA (US);

David W. Copeland, Mountain View, CA (US);

Inventors:

Seshasayee S. Ankireddi, San Jose, CA (US);

David W. Copeland, Mountain View, CA (US);

Assignee:

ORACLE INTERNATIONAL CORPORATION, Redwood Shores, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05K 7/20 (2006.01); H01L 23/44 (2006.01); H01L 23/367 (2006.01);
U.S. Cl.
CPC ...
H01L 23/44 (2013.01); H01L 23/367 (2013.01); H01L 23/3672 (2013.01); H01L 2224/16225 (2013.01); H01L 2224/73253 (2013.01);
Abstract

An apparatus for cooling an integrated circuit (IC) die is described. The apparatus includes an adhesion layer coated on a surface of the IC die, wherein the adhesion layer has high thermal conductivity. The apparatus also includes a heat dissipation structure affixed onto the adhesion layer. This heat dissipation structure further includes a set of discrete heat dissipation elements which are substantially mechanically isolated from each other. This set of discrete heat dissipation elements provides an extended heat dissipation surface for the IC die. Moreover, each of the set of discrete heat dissipation elements has high compliance, which allows the adhesion layer to be sufficiently thin, thereby reducing a thermal conductivity of the adhesion layer.


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