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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.:

US 10947949 B1

PDFFull Text
Date of Patent:
Mar. 16, 2021

Filed:

Nov. 18, 2019

Self-diagnosis method for ignition coil, electronic control unit for performing the self-diagnosis, and self-diagnostic signal generator for the self-diagnosis

Applicants:

Hyundai Motor Company, Seoul, KR;

Kia Motors Corporation, Seoul, KR;

Inventors:

Dong-Soo Lee, Gyeonggi-do, KR;

Jung-Hun Lee, Gyeonggi-do, KR;

Sung-Kwan Bae, Chungcheongnam-do, KR;

Do-Geun Jung, Gyeonggi-do, KR;

Assignees:

Hyundai Motor Company, Seoul, KR;

Kia Motors Corporation, Seoul, KR;

Attorneys:

Mintz Levin Cohn Ferris Glovsky and Popeo, P.C.

Peter F. Corless

Primary Examiner:

Hieu T Vo

Int. Cl.
CPC ...
F02P 17/12 (2006.01); F02P 11/06 (2006.01);
U.S. Cl.
CPC ...
F02P 17/12 (2013.01); F02P 11/06 (2013.01);
Abstract

A self-diagnosis method for an ignition coil includes receiving and confirming a current flag (C/F) signal through monitoring of primary current of an ignition coil; monitoring secondary current of the ignition coil upon receiving the C/F signal and confirming whether a fault flag (F/F) signal for determining whether misfire of the ignition coil occurs is input; and determining whether an abnormal signal of the ignition coil is generated based on the result of confirming the C/F signal and the F/F signal respectively.

Find Patent Forward Citations

Lee, Dong-Soo. (2021). Self-diagnosis method for ignition coil, electronic control unit for performing the self-diagnosis, and self-diagnostic signal generator for the self-diagnosis (U.S. Patent No. 10947949). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10947949

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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