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Patent Searching and Data


Title:
VEHICLE CONTROL DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/088422
Kind Code:
A1
Abstract:
Disclosed is a vehicle control device comprising: a motor switching unit including a plurality of switching elements respectively connected to a plurality of phases of a motor; a motor control unit for transmitting, to the motor switching unit, a motor control signal for controlling the plurality of switching elements; a control unit connected by a plurality of lines to the motor control unit; and a plurality of output adjustment elements respectively arranged on the plurality of lines, wherein the control unit comprises: a signal generation unit for providing, to the plurality of lines, either a first pulse signal or a second pulse signal for determining the motor control signal; an adjustment unit for providing, by the signal generation unit, a floating signal to at least one of the plurality of lines and providing the same pulse signal to the other lines; a detection unit for detecting output signals provided to the motor control unit through the plurality of lines; and a determination unit for determining, according to whether the output signals of the plurality of lines are the same, whether the output adjustment elements are abnormal.

Inventors:
LIM, In Seok (17th Floor, LG Seoulstationbuilding 98, Huam-ro,Jung-gu, Seoul, 04637, KR)
KIM, Yang Hak (17th Floor, LG Seoulstationbuilding 98, Huam-ro,Jung-gu, Seoul, 04637, KR)
NOH, Young Woo (17th Floor, LG Seoulstationbuilding 98, Huam-ro,Jung-gu, Seoul, 04637, KR)
Application Number:
KR2018/009492
Publication Date:
May 09, 2019
Filing Date:
August 20, 2018
Export Citation:
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Assignee:
LG INNOTEK CO., LTD. (98 Huam-ro, Jung-gu, Seoul, 04637, KR)
International Classes:
B60L3/00; B60L15/20; B60W10/08; B60W50/02; F16D48/06; G01R31/02; G01R31/34; H02H9/04; H02P29/00
Foreign References:
JP2016046944A2016-04-04
KR20150057633A2015-05-28
JP2016213941A2016-12-15
JP2015177741A2015-10-05
KR20160123674A2016-10-26
Attorney, Agent or Firm:
DANA PATENT LAW FIRM (4~6th Floor, New Wing Gwangsung Bldg. 11, Yeoksam-ro 3-gil,Gangnam-gu, Seoul, 06242, KR)
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