SYSTEM AND METHOD FOR MOVING COMPONENT VIA SETPOINT PROFILE, LITHOGRAPHIC DEVICE AND METHOD OF MANUFACTURING DEVICE
PROBLEM TO BE SOLVED: To provide an improved system which handles feed-forward data according to a setpoint profile, in a given type of scan of a lithography device. SOLUTION: The system is for moving a component via a setpoint profile which includes a plurality of target states of the component. Th...
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Zusammenfassung: | PROBLEM TO BE SOLVED: To provide an improved system which handles feed-forward data according to a setpoint profile, in a given type of scan of a lithography device. SOLUTION: The system is for moving a component via a setpoint profile which includes a plurality of target states of the component. The system includes a displacement device to move the component in accordance with the setpoint profile; a storage device including a library of feedforward data; a signal-generating part, configured to identify a plurality of time segments of the setpoint profile that matches the entries in the library of feedforward data, and access the entries, in order to generate a feedforward signal; and a feedforward control system adapted to control the operation of the displacement device by reference to the feedforward signal generated by the signal-generating part. COPYRIGHT: (C)2007,JPO&INPIT |
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