Invention Grant
- Patent Title: Relay diagnosis circuit
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Application No.: US16620643Application Date: 2018-10-15
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Publication No.: US11204386B2Publication Date: 2021-12-21
- Inventor: Jaedong Park , Hyunki Cho , Sang Hoon Lee , Yean Sik Choi
- Applicant: LG Chem, Ltd.
- Applicant Address: KR Seoul
- Assignee: LG Chem, Ltd.
- Current Assignee: LG Chem, Ltd.
- Current Assignee Address: KR Seoul
- Agency: Lerner, David, Littenberg, Krumholz & Mentlik, LLP
- Priority: KR10-2017-0147364 20171107
- International Application: PCT/KR2018/012108 WO 20181015
- International Announcement: WO2019/093667 WO 20190516
- Main IPC: G01R31/327
- IPC: G01R31/327 ; G01R31/385 ; G01R19/165 ; G01R19/22 ; B60L50/50 ; B60L1/04
Abstract:
A relay diagnosis circuit capable of diagnosing whether a relay connected to a negative electrode of a battery pack normally operates using voltage applied from a positive electrode of the battery pack.
Information query
