Title:
MOTOR SPEED CONTROLLER AND CONTROLLING METHOD
Document Type and Number:
Japanese Patent JP3676350
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a motor speed controller arranged to control the motor speed precisely by adjusting the detection period of pulses being delivered from an encoder.
SOLUTION: The motor driving speed controller comprises a motor driving section 4 for driving a motor at a predetermined motor driving speed, an encoder 2 interlocked with the motor driving section to deliver pulses, and a motor controller 3 measuring the motor driving speed by adjusting the detecting time of pulses received from the encoder.
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Inventors:
Yu Yuzhen
Application Number:
JP2003031613A
Publication Date:
July 27, 2005
Filing Date:
February 07, 2003
Export Citation:
Assignee:
Samsung Electronics Co.,Ltd.
International Classes:
H02P29/00; H02P8/14; (IPC1-7): H02P5/00
Domestic Patent References:
| JP2001178166A | ||||
| JP2002199766A | ||||
| JP2002171787A |
Attorney, Agent or Firm:
Masatake Shiga
Takashi Watanabe
Takashi Watanabe