Title:
制御装置、光学機器、制御方法、および、プログラム
Document Type and Number:
Japanese Patent JP6921616
Kind Code:
B2
Abstract:
A control device for controlling a stepping motor includes at least one processor which function as a control unit configured to control the stepping motor through a first control method or a second control method by using a control signal, wherein the memory configured to store a plurality of locus data indicating a relationship between an advance angle and a rotation speed of the stepping motor at each waveform of the control signal, the advance angle being a phase difference between a phase corresponding to a rotation position of the stepping motor and a phase of the control signal, and wherein the control unit select one piece of locus data from the plurality of locus data stored in the memory before switching a control method between the first control method and the second control method.
Inventors:
Honda Kumon
Application Number:
JP2017093592A
Publication Date:
August 18, 2021
Filing Date:
May 10, 2017
Export Citation:
Assignee:
Canon Inc
International Classes:
H02P8/16
Domestic Patent References:
| JP2015023677A | ||||
| JP2015023703A |
Attorney, Agent or Firm:
Ryosuke Fujimoto
Atsushi Mizumoto
Hirayama Tomoya
Atsushi Mizumoto
Hirayama Tomoya