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. 11, 2021

Filed:

Jun. 28, 2019
Applicant:

Hyundai Autron Co., Ltd., Seoul, KR;

Inventors:

Jae-Seong Park, Ansan-Si, KR;

Seulkirom Kim, Seoul, KR;

Jae-Min Park, Yongin-Si, KR;

Yeong-Geun Yeo, Seoul, KR;

Sang-Ho Lee, Suwon-Si, KR;

Jong-Won Choi, Suwon-Si, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 31/02 (2006.01); G01R 31/50 (2020.01); H03M 1/66 (2006.01); H03M 1/12 (2006.01); H01M 10/42 (2006.01); G01R 31/382 (2019.01);
U.S. Cl.
CPC ...
G01R 31/50 (2020.01); H01M 10/4285 (2013.01); H03M 1/12 (2013.01); H03M 1/66 (2013.01); G01R 31/382 (2019.01);
Abstract

The fault diagnosis circuit includes a first line including a first resistor, having one end connected to the positive (+) terminal of a battery, and having the other end connected to a first input unit of an analog to digital converter (ADC); a second line including a second resistor, having one end connected to the positive (+) terminal of the battery, and having the other end connected to a first input unit of a comparator; and a third line including a third resistor, having one end connected to the negative (−) terminal of the battery, having a first other end connected to a second input unit of the ADC, and having a second other end connected to a second input unit of the comparator. A fault in a battery management system can be efficiently diagnosed using a smaller number of elements.


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