Title: Ultrasonic motor device
Application Number: 200610089979 Application Date: 2006.05.30
Publication Number: 1874136 Publication Date: 2006.12.06
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: H02N2/00,H02N2/10,H02N2/14
Applicant(s) Name: Nippon Kogaku KK Address:
Inventor(s) Name:
Attorney & Agent: zhong qiang guan zhaohui
Abstract:
     An ultrasonic motor device includes: an ultrasonic motor that moves an object; a detecting unit that detects movement of the object; and a control unit that drives the ultrasonic motor according to a first driving signal before detection of the movement of the object, and drives the ultrasonic motor according to a second driving signal, which is different from the first driving signal, after detection of the movement of the object.
Time: 9
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