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:
Aug. 08, 2017

Filed:

Sep. 28, 2015
Applicant:

Snaptrack Inc., San Diego, CA (US);

Inventors:

Charles Binninger, Munich, DE;

Ulrich Knauer, Munich, DE;

Helmut Zottl, Munich, DE;

Werner Ruile, Munich, DE;

Tomasz Jewula, Markt Schwaben, DE;

Rudolf Nuessl, Otzing, DE;

Assignee:

QUALCOMM Incorporated, San Diego, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 41/047 (2006.01); H01L 23/498 (2006.01); H03H 9/02 (2006.01); H03H 9/145 (2006.01); H05K 1/09 (2006.01); H05K 3/38 (2006.01); H01L 41/187 (2006.01); H01L 41/29 (2013.01); H05K 1/02 (2006.01); H05K 1/03 (2006.01); H05K 3/04 (2006.01);
U.S. Cl.
CPC ...
H01L 41/0477 (2013.01); H01L 23/49844 (2013.01); H01L 23/49866 (2013.01); H01L 41/0472 (2013.01); H01L 41/1873 (2013.01); H01L 41/29 (2013.01); H03H 9/02929 (2013.01); H03H 9/14538 (2013.01); H05K 1/09 (2013.01); H05K 3/388 (2013.01); H01L 2924/0002 (2013.01); H05K 1/0265 (2013.01); H05K 1/0306 (2013.01); H05K 3/048 (2013.01); H05K 2201/0338 (2013.01);
Abstract

A metallization, for carrying current in an electrical component, includes a bottom layer overlying a substrate surface and includes titanium (Ti) or a titanium compound as main constituent. An upper layer overlies the bottom layer and includes copper (Cu) as main constituent. The bottom layer and the upper layer form a base layer. A top layer is in direct contact with the upper layer and includes aluminum (Al) as main constituent. The base layer further includes a middle layer, consisting of silver, that is arranged between the bottom layer and the upper layer.


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