Motor control circuit and operation method thereof

Details Motor control circuit and operation method thereof Motor control circuit and operation method thereof

2008-09-10

2011-10-25

Ro, Bentsu (Department: 2837)

Electricity: motive power systems

Braking

Dynamic braking

C318S293000, C318S379000

Reexamination Certificate

active

08044617

ABSTRACT:
A motor control circuit for controlling a motor includes a brake circuit and a control circuit. The brake circuit is for making the motor enter a braking state. The control circuit is for detecting a residual energy of the motor in the braking state. When the residual energy conforms to a predetermined criterion, the control circuit makes the motor exit the braking state.

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patent: 7161323 (2007-01-01), Ajima et al.
patent: 7741796 (2010-06-01), Poyhonen et al.
patent: 2009/0309523 (2009-12-01), Ikei

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