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:
Mar. 23, 2021

Filed:

Dec. 26, 2018
Applicants:

Tyco Electronics (Shanghai) Co. Ltd., Shanghai, CN;

Te Connectivity Corporation, Berwyn, PA (US);

Kunshan League Automechanism Co., Ltd., Kunshan, CN;

Inventors:

Fengchun Xie, Shanghai, CN;

Yingcong Deng, Shanghai, CN;

Dandan Zhang, Shanghai, CN;

Lvhai Hu, Shanghai, CN;

Yun Liu, Shanghai, CN;

Roberto Francisco-Yi Lu, Bellevue, WA (US);

Haidong Wu, Kunshan, CN;

Hui Xiao, Kunshan, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01C 17/24 (2006.01); C23F 1/14 (2006.01); G01R 31/01 (2020.01); H01C 17/26 (2006.01); C23F 1/08 (2006.01);
U.S. Cl.
CPC ...
H01C 17/2416 (2013.01); C23F 1/14 (2013.01); G01R 31/013 (2013.01); H01C 17/265 (2013.01); C23F 1/08 (2013.01);
Abstract

A calibration system adapted to calibrate a resistance of an electrical device having a lead wire comprises a resistance detector adapted to detect the resistance of the electrical device, a first container containing an etching solution adapted to etch the lead wire, and a heater configured to heat the electrical device. If a first resistance of the electrical device detected by the resistance detector at a first temperature is within a first predetermined range, the electrical device is heated with the heater to a second temperature higher than the first temperature. A second resistance of the electrical device is detected by the resistance detector at the second temperature. If the second resistance is beyond a second predetermined range, the lead wire is etched by the etching solution to adjust the resistance of the electrical device until the second resistance at the second temperature is within the second predetermined range.


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