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:
Apr. 07, 2015
Filed:
Jul. 11, 2013
Applicants:
Weng Hoong Chan, Klang, MY;
Ly Hoon Khoo, Klang, MY;
Boon Yew Low, Petaling Jaya, MY;
Inventors:
Assignee:
Freescale Semiconductor, Inc., Austin, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 23/495 (2006.01); H01L 21/82 (2006.01);
U.S. Cl.
CPC ...
H01L 23/49575 (2013.01); H01L 21/82 (2013.01); H01L 23/49541 (2013.01);
Abstract
A Quad Flat Pack (QFP) type semiconductor device includes four corner tie bars that, instead of being trimmed, are used for power and/or ground connections, and alternatively, to control mold flow during the encapsulation step of the assembly process.