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:
Aug. 12, 2025
Filed:
Nov. 25, 2021
Applicant:
Sanechips Technology Co., Ltd, Guangdong, CN;
Inventors:
Niuyi Sun, Guangdong, CN;
Dan Yang, Guangdong, CN;
Na Mei, Guangdong, CN;
Tuobei Sun, Guangdong, CN;
Assignee:
SANECHIPS TECHNOLOGY CO., LTD., Guangdong, CN;
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/71 (2020.01); G01R 27/14 (2006.01);
U.S. Cl.
CPC ...
G01R 31/71 (2020.01); G01R 27/14 (2013.01);
Abstract
Disclosed are a method and an apparatus for measuring electromigration of solder joints. The method includes: determining, according to voltage test pads led out from both ends of one or more solder joints, a voltage of a daisy subchain between the one or more solder joints (S); and determining, according to the voltage, a resistance of the one or more solder joints (S).