Motor control unit and motor device
AssigneeRohm Co., Ltd.
InventorTakahiro NISHIYAMA
Life of this patent
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Abstract
A motor control unit (10) includes, for example, a motor control block (11) that performs feedback control of a drive current that flows through a motor (20) and a machine learning block (14) that analyzes input data including at least the drive current so as to detect a failure level of the motor (20). The motor control block (11) could be configured to dynamically switch a control parameter or a control method in accordance with the failure level. The input data may further include, for example, a drive voltage applied to the motor (20). Furthermore, the input data may further include, for example, at least one of vibrations and a temperature of the motor (20) or a motor device (1) mounting the motor (20) therein.
Claims9
A motor control method, comprising:
- a motor control step configured to perform feedback control of a drive current that flows through a motor;
- a machine learning step configured to analyze input data including at least the drive current so as to detect a failure level of the motor;
- and
- a switching step configured to dynamically switch a control parameter or a control method in accordance with the failure level.
Dependencies are inferred from the claim text.