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.
Patent No.:
Date of Patent:
Feb. 05, 2008
Filed:
Apr. 30, 2004
Applicants:
IL Kwon Shim, Singapore, SG;
Sheila Marie L. Alvarez, Singapore, SG;
Virgil Cotoco Ararao, Singapore, SG;
Inventors:
Il Kwon Shim, Singapore, SG;
Sheila Marie L. Alvarez, Singapore, SG;
Virgil Cotoco Ararao, Singapore, SG;
Assignee:
St Assembly Test Services Ltd., Singapore, SG;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/10 (2006.01); H01L 23/34 (2006.01);
U.S. Cl.
CPC ...
Abstract
An electronic device having a substrate carrier is provided. A semiconductor connected to the substrate carrier. A heat spreader having upper and lower surfaces and legs recessed below the lower surface is connected to the substrate carrier. The Z-dimension between the heat spreader and the substrate carrier is maintained over substantially the entire area of the substrate carrier.