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:
Mar. 13, 2007

Filed:

Mar. 08, 2005
Applicants:

Chender Huang, Kaohsiung, TW;

Pei-haw Tsao, Taichung, TW;

Allan Lin, Hsin Chu, TW;

Jeffrey Hsu, Hsin Chu, TW;

Inventors:

Chender Huang, Kaohsiung, TW;

Pei-Haw Tsao, Taichung, TW;

Allan Lin, Hsin Chu, TW;

Jeffrey Hsu, Hsin Chu, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/12 (2006.01);
U.S. Cl.
CPC ...
Abstract

A heat spreader and package structure utilizing the same. The heat spreader is embedded in an encapsulant of a package and above a chip therein, wherein the package has a substrate, having a molding gate, and the chip has a center and a corner which is the farthest from the molding gate. The spreader includes a base with a hollow portion therethrough, a plurality of support leads, protruding from the base, on the inner edge, and a cap plate, having a hole at least directly above a region between the center and the corner of the chip, fixed by the support leads to be above the hollow portion, the cap plate.


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