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:
Jan. 10, 2023
Filed:
May. 31, 2022
Applicant:
Contemporary Amperex Technology Co., Limited, Ningde, CN;
Inventors:
Assignee:
Contemporary Amperex Technology Co., Limited, Ningde, CN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 31/52 (2020.01); G01R 19/10 (2006.01); B60L 3/00 (2019.01);
U.S. Cl.
CPC ...
G01R 31/52 (2020.01); G01R 19/10 (2013.01); B60L 3/0046 (2013.01);
Abstract
The application provides a high voltage interlock circuit and a detection method thereof, the high voltage interlock circuit comprises: a signal isolation conversion module, and a fault detection module. The high voltage interlock device and the detection method thereof provided by the embodiments of the application can avoid the damage to the fault detection module caused by large external voltage, and improve the safety of the high voltage interlock device.