Semiconductor processing dispatch control

An embodiment is a method for semiconductor processing control. The method comprises identifying a key process stage from a plurality of process stages based on a parameter of processed wafers, forecasting a trend for a wafer processed by the key process stage and some of the plurality of process st...

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Bibliographische Detailangaben
Hauptverfasser: Wu, Sunny, Tsen, Yen-Di, Lin, Chun-Hsien, Hui, Keung, Wang, Jo Fei, Mou, Jong-I
Format: Patent
Sprache:eng
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Zusammenfassung:An embodiment is a method for semiconductor processing control. The method comprises identifying a key process stage from a plurality of process stages based on a parameter of processed wafers, forecasting a trend for a wafer processed by the key process stage and some of the plurality of process stages based on the parameter, and dispatching the wafer to one of a first plurality of tools in a tuning process stage. The one of the first plurality of tools is determined based on the trend.