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Title:
STATE STORAGE CONTROLLER
Document Type and Number:
Japanese Patent JP2009291011
Kind Code:
A
Abstract:

To provide a state storage controller providing highly precious position information by correcting a deviation between a pre-stored position and an actual position.

The state storage controller 1 is provided with: a lock state determination part 13 which determines whether a movable member driven by a motor is in a locked state; an initial position information storage part 15 which stores the initial position information indicating a current position of the movable member before starting the motor; a current position information calculation part 16 which calculates the current position information indicating the current position of the movable member; and a current position information correction part 14 which determines the current position of the movable member based on the initial position information when it is determined that the movable member is in a locked state and energization of the motor is stopped just after starting the motor.


Inventors:
NODA KOHEI
HOKAKU SOICHIRO
KANIE HIDEYUKI
Application Number:
JP2008141488A
Publication Date:
December 10, 2009
Filing Date:
May 29, 2008
Export Citation:
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Assignee:
AISIN SEIKI
International Classes:
H02P7/06
Domestic Patent References:
JP2000185583A2000-07-04
JP2000166275A2000-06-16
JPH07224572A1995-08-22
JP2000354394A2000-12-19
JP2000185583A2000-07-04
Attorney, Agent or Firm:
Shuichiro Kitamura
Mountain Saki Tetsuya



 
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