OPERATION METHOD OF LITHOGRAPHY SYSTEM OR LITHOGRAPHY TREATMENT CELL, LITHOGRAPHY SYSTEM, AND LITHOGRAPHY TREATMENT CELL

PROBLEM TO BE SOLVED: To provide an operation method in which scheduling for determining an order of many tasks that are performed using various functions in a machine involving lithography is corrected in a restorable manner when an expected situation occurs during operation. SOLUTION: In the opera...

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Hauptverfasser: ROODA JACOBUS E, STOETS MICHIEL A R, VAN DEN NIEUWELAAR NORBERTUS JOSEPHUS MARTINUS, ONVLEE JOHANNES, DUMONT ROBERT J, VAN LIEROP HENRICUS PETRUS JOHANNES, KOENEN WILLEM HERMAN GERTRUDA ANNA
Format: Patent
Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To provide an operation method in which scheduling for determining an order of many tasks that are performed using various functions in a machine involving lithography is corrected in a restorable manner when an expected situation occurs during operation. SOLUTION: In the operation method of the machine, a state resistor SR indicating a state of the machine and a database TDB of tasks executable in the machine are maintained, possible task orders are created based on conditions before and after the tasks on the state of the system (rather than a priority relation), an order confirming given start and end states of the machine is selected from the created orders. According to the method, the order of the tasks executable in the machine can be quickly created, and an optimum order can be quickly found, in addition, automatic restoration from an exception is possible. COPYRIGHT: (C)2005,JPO&NCIPI