Title:
MOTOR CONTROL APPARATUS
Document Type and Number:
WIPO Patent Application WO/2011/148623
Kind Code:
A1
Abstract:
A motor control apparatus is provided with a first notch filter arranged within a feedback control system; a vibration extraction filter for outputting a signal (x1) containing vibration components therein; a second notch filter into which the signal (x1) is inputted; a notch control unit for changing the notch-center frequency on the basis of the signal (x1) and a second notch-filter output signal (x2); a notch-depth control unit for changing the notch depth of the first notch filter on the basis of the signal (x1); and a control evaluation unit for carrying out a control so that either the notch control unit or the notch-depth control unit will function.
Inventors:
FUJIWARA, Hiroshi (())
藤原 弘 (())
藤原 弘 (())
Application Number:
JP2011/002899
Publication Date:
December 01, 2011
Filing Date:
May 25, 2011
Export Citation:
Assignee:
PANASONIC CORPORATION (1006, Oaza Kadoma Kadoma-sh, Osaka 01, 〒5718501, JP)
パナソニック株式会社 (〒01 大阪府門真市大字門真１００６番地 Osaka, 〒5718501, JP)
FUJIWARA, Hiroshi (())
パナソニック株式会社 (〒01 大阪府門真市大字門真１００６番地 Osaka, 〒5718501, JP)
FUJIWARA, Hiroshi (())
International Classes:
H02P29/00; G05D19/02
Attorney, Agent or Firm:
NAITO, Hiroki et al. (1006 Oaza Kadom, Kadoma-shi Osaka 01, 〒5718501, JP)
Claims: