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:
May. 05, 2026

Filed:

Mar. 21, 2022
Applicant:

Infineon Technologies Ag, Neubiberg, DE;

Inventors:

Alexander Heinrich, Bad Abbach, DE;

Andreas Waterloo, Regensburg, DE;

Assignee:

Infineon Technologies AG, Neubiberg, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 23/00 (2006.01); B23K 35/36 (2006.01);
U.S. Cl.
CPC ...
H01L 24/83 (2013.01); B23K 35/3618 (2013.01); H01L 24/27 (2013.01); H01L 24/29 (2013.01); H01L 24/32 (2013.01); H01L 24/73 (2013.01); H01L 2221/68318 (2013.01); H01L 2224/29005 (2013.01); H01L 2224/29083 (2013.01); H01L 2224/291 (2013.01); H01L 2224/29109 (2013.01); H01L 2224/29111 (2013.01); H01L 2224/29113 (2013.01); H01L 2224/29116 (2013.01); H01L 2224/29139 (2013.01); H01L 2224/29144 (2013.01); H01L 2224/32225 (2013.01); H01L 2224/83894 (2013.01); H01L 2224/83907 (2013.01);
Abstract

A method includes forming a first tacking layer on a first connection partner, arranging a first layer on the first tacking layer, forming a second tacking layer on the first layer, arranging a second connection partner on the second tacking layer, heating the tacking layers and first layer, and pressing the first connection partner towards the second connection partner, with the first layer arranged between the connection partners, such that a permanent mechanical connection is formed between the connection partners. Either the tacking layers each include a second material evenly distributed within a first material, the second material being configured to act as or to release a reducing agent, or the tacking layers each include a mixture of at least a third material and a fourth material, the materials in the mixture chemically reacting with each other under the influence of heat such that a reducing agent is formed.


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