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:
Oct. 27, 2015

Filed:

Apr. 17, 2013
Applicant:

Hyundai Motor Company, Seoul, KR;

Inventors:

Gun Soo Kang, Gyeonggi-do, KR;

Ki Jong Lee, Gyeonggi-do, KR;

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G07C 5/00 (2006.01); B60L 3/00 (2006.01); B60W 10/26 (2006.01); B60W 20/00 (2006.01);
U.S. Cl.
CPC ...
G07C 5/00 (2013.01); B60L 3/0023 (2013.01); B60W 10/26 (2013.01); B60W 20/50 (2013.01); Y10S 903/93 (2013.01);
Abstract

A system and method that compares an input voltage value through the input terminal of the LDC with a setting voltage in an ignition on-state and an on-state of a main relay for connection of a high-voltage battery Then a verification is made whether the main relay is in the on-state and whether the voltage of an input capacitor in an inverter is in a normal voltage range. As a result a diagnosis is made whether the disconnection of the input fuse has occurred in a low-voltage state when the input voltage is no more than the setting voltage and the on-state of the main relay and the state in which the voltage of the input capacitor in the inverter is in the normal voltage range.


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