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:
Jan. 30, 2018

Filed:

Aug. 10, 2016
Applicant:

Lockheed Martin Corporation, Bethesda, MD (US);

Inventors:

Randall Mark Stoltenberg, Palo Alto, CA (US);

Alfred A. Zinn, Palo Alto, CA (US);

Assignee:

Lockheed Martin Corporation, Bethesda, MD (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 29/00 (2006.01); H01L 23/00 (2006.01);
U.S. Cl.
CPC ...
H01L 24/85 (2013.01); H01L 24/48 (2013.01); H01L 24/49 (2013.01); H01L 24/78 (2013.01); H01L 2224/48091 (2013.01); H01L 2224/48465 (2013.01); H01L 2224/49096 (2013.01); H01L 2224/7815 (2013.01); H01L 2224/7825 (2013.01); H01L 2224/78611 (2013.01); H01L 2224/851 (2013.01); H01L 2224/8502 (2013.01); H01L 2224/8593 (2013.01); H01L 2224/85205 (2013.01); H01L 2924/01006 (2013.01); H01L 2924/01013 (2013.01); H01L 2924/01029 (2013.01); H01L 2924/01047 (2013.01); H01L 2924/01079 (2013.01);
Abstract

Wire bonding operations can be facilitated through the use of metal nanoparticle compositions. Both ball bonding and wedge bonding processes can be enhanced in this respect. Wire bonding methods can include providing a wire payout at a first location from a rolled wire source via a dispensation head, contacting a first metal nanoparticle composition and a first portion of the wire payout with a bonding pad, and at least partially fusing metal nanoparticles in the first metal nanoparticle composition together to form an adhering interface between the bonding pad and the first portion of the wire payout. The adhering interface can have a nanoparticulate morphology. Wire bonding systems can include a rolled wire source, a dispensation head configured to provide a wire payout, and an applicator configured to place a metal nanoparticle composition upon at least a portion of the wire payout or upon a bonding pad.


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