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:
Oct. 29, 2002
Filed:
Jan. 13, 1999
Applicant:
Inventor:
Steven O. Dunford, Lewisville, TX (US);
Assignee:
Texax Instruments Incorporated, Dallas, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05K 1/16 ;
U.S. Cl.
CPC ...
H05K 1/16 ;
Abstract
A device and method for insuring the separation between a leadless chip carrier and printed wiring board, comprising aligning and attaching conductive pedestals to contact pads of either member and embedding the pedestals into the solder columns which are used to provide electrical connection. The conductive pedestals are comprised of an electrically conducting metal, solder, alloy or composite which will also provide thermal dissipation in selected designs.