摘要 |
A method of actuating a movable object in a first degree of freedom includes a) providing a first motor assembly including one or more motors of a first type and a second motor assembly including one or more motors of a second type, each of the first and second motor assembles being configured to move the movable object in the first degree of freedom, b) feeding the first motor assembly with a feed-forward signal of a feed-forward unit on the basis of a feed-forward reference signal, and c) feeding the second motor assembly with a control signal of a position control unit on the basis of a position control reference signal.
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