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:
Mar. 25, 2014

Filed:

Aug. 19, 2011
Applicants:

Sejun Kim, Seoul, KR;

Chongah Gwon, Hwaseong-si, KR;

Jiyong Yu, Pocheon-si, KR;

Junghwan Bang, Hwaseong-si, KR;

Inventors:

Sejun Kim, Seoul, KR;

Chongah Gwon, Hwaseong-si, KR;

Jiyong Yu, Pocheon-si, KR;

Junghwan Bang, Hwaseong-si, KR;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60T 7/22 (2006.01); B60W 10/06 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method and a HAC system controls a hill-state assist control (HAC) operation when restarting an engine of the vehicle having an idle stop and go (ISG) system for an automatic transmission. The method includes starting restarting of the engine by the ISG system and an HAC operation, monitoring the RPM of the engine, and releasing the HAC operation in a case where the RPM of the engine meets an HAC release condition, and maintaining the HAC operation until the HAC release condition is met in a case where the RPM of the engine does not meet the HAC release condition.


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