A steering control system is connectable to a motor configured to control a steering and a LAN (Local Area Network) and is allowed to receive a control signal for controlling said motor from the LAN is received. The steering control system includes: a motor configured to control a steering; a main calculation unit connectable to the LAN; a motor drive circuit connected to the main calculation unit and configured to drive the motor; a sub calculation unit connectable to the LAN; and a motor drive limiting unit connected to the sub calculation unit and configured to limit a drive of the motor.

Claims

15 · 1 independent · depth 4

15 granted claims

›1.independentA steering control system that is connectable to a motor configured to control a steering and a LAN (Local Area Network) and is allowed to receive a c…+14

›2.↳ 1The steering control system according to claim 1, wherein the sub calculation unit is configured to operate the motor drive limiting unit to limit the…d2

›3.↳ 1The steering control system according to claim 1, wherein the main calculation unit and the sub calculation unit are connected via one common LAN tran…d2

›4.↳ 1The steering control system according to claim 1, wherein the main calculation unit and the sub calculation unit are configured to directly communicat…d2

›5.↳ 1The steering control system according to claim 1, wherein the main calculation unit and the sub calculation unit are configured to directly communicat…d2

›6.↳ 1The steering control system according to claim 1, wherein the sub calculation unit is configured to compute a drive direction of the motor, based on a…d2

›7.↳ 1The steering control system according to claim 1, wherein the main calculation unit and the sub calculation unit are configured to directly communicat…d2+2

›8.↳ 1The steering control system according to claim 1, wherein the main calculation unit and the sub calculation unit are configured to directly communicat…d2

›11.↳ 1The steering control system according to claim 1, further comprising a torque detection unit configured to detect a steering effort of the driver,nwhe…d2+2

›14.↳ 1The steering control system according to claim 1, further comprising a steering wheel angle detection unit configured to detect a steering wheel angle…d2

›15.↳ 1The steering control system according to claim 1, further comprising a motor position detection unit configured to detect the motor position,nwherein …d2

Classifications

4 codes

IPC · International Patent Classification

Section B — Performing operations; transporting

B62D5/04

USPC · US Patent Classification

701/42180/446701/43

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Pendency

4.0 y

1,443 days filing → grant

Office actions

non-final + final

Responses

1 RCE

Examiner

Kevin Hurley

art unit 3611 · TC 3600

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Citations: 28 back · 0 forward

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1 priority documents

›Priority documents — 1

Type	Document	Date
related publication	US 20090143942 A1	4 Jun 2009

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