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:
Feb. 13, 2024

Filed:

Dec. 20, 2021
Applicant:

Microsoft Technology Licensing, Llc, Redmond, WA (US);

Inventors:

David Christopher Perna, Sunnyvale, CA (US);

Elisa Naseem Haqq, Wilsonville, OR (US);

Daniel Tusteh Chian, Los Altos, CA (US);

Kevin The-Hung Pham, Seattle, WA (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05K 1/02 (2006.01); H05K 1/11 (2006.01); H05K 1/14 (2006.01); H05K 3/36 (2006.01);
U.S. Cl.
CPC ...
H05K 3/363 (2013.01); H05K 1/0277 (2013.01); H05K 1/111 (2013.01); H05K 1/115 (2013.01); H05K 1/144 (2013.01); H05K 2201/09609 (2013.01); H05K 2203/043 (2013.01);
Abstract

Examples are disclosed related to forming solder joints between printed circuits by using radiant heat. One example provides a method of manufacturing an electronic device, the method comprising aligning a contact of a first printed circuit with a via of a second printed circuit. The method further comprises applying radiant heat via an infrared light source to a second surface of the second printed circuit, the radiant heat incident on the via to cause the via to conduct heat to solder located at an interface of the contact and the via, and after heating the solder to reflow, cooling the solder, thereby forming a solder joint between the contact of the first printed circuit and the via of the second printed circuit.


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