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:
Mar. 22, 2011
Filed:
Feb. 09, 2006
Applicants:
Jochen Dangelmaier, Beratzhausen, DE;
Donald Fowlkes, San Jose, CA (US);
Volker Guengerich, Regensburg, DE;
Henrik Hoyer, Los Gatos, CA (US);
Inventors:
Jochen Dangelmaier, Beratzhausen, DE;
Donald Fowlkes, San Jose, CA (US);
Volker Guengerich, Regensburg, DE;
Henrik Hoyer, Los Gatos, CA (US);
Assignee:
Infineon Technologies AG, , DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 23/495 (2006.01);
U.S. Cl.
CPC ...
Abstract
A semiconductor device () has gold coatings (to) which are applied to metallic or ceramic components () of the semiconductor device (). The gold coatings (to) have a multifunctional multilayer metal coating () with a minimal gold layer (). The gold layer has a thickness dwhere d≦0.5 μm. Moreover, at least one metallic interlayer () is arranged between the gold layer () and the metallic or ceramic components ().