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. 12, 2013

Filed:

Jun. 08, 2012
Applicants:

Kambhampati Ramakrishna, Chandler, AZ (US);

Diane Sahakian, Tempe, AZ (US);

IL Kwon Shim, Singapore, SG;

Inventors:

Kambhampati Ramakrishna, Chandler, AZ (US);

Diane Sahakian, Tempe, AZ (US);

Il Kwon Shim, Singapore, SG;

Assignee:

Stats Chippac Ltd., Singapore, SG;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/495 (2006.01);
U.S. Cl.
CPC ...
Abstract

A heat spreader frame is provided including: heat spreaders having upper surfaces; a peripheral frame surrounding the heat spreaders; spreaders, the peripheral frame having stand-off legs; tie bars having upper surfaces and a pin identifier at an end portion of the tie bars, the heat spreaders connected to one another and to the peripheral frame by the tie bars, the width of the stand-off legs wider than widths of the tie bars; at least portions of the upper surfaces of the tie bars being thinned to reduce heights of the tie bars; the upper surfaces of the heat spreader in an elevated position supported by the peripheral frame; and the heat spreaders and the tie bars covered by an package molding compound exposing the upper surface of the heat spreaders and one surface of the pin identifier coplanar to the upper surfaces of the heat spreaders.


Find Patent Forward Citations

Loading…