Modeling and control of time-pressure dispensing for semiconductor manufacturing

Cong-Ping Chen, Han-Xiong Li, Han Ding

    Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

    25 Citations (Scopus)

    Abstract

    To improve the consistency of the adhesive amount dispensed by the time-pressure dispenser for semiconductor manufacturing, a non-Newtonian fluid flow rate model is developed to represent and estimate the adhesive amount dispensed in each cycle. Taking account of gas compressibility, an intelligent model-based control strategy is proposed to compensate the deviation of adhesive amount dispensed from the desired one. Both simulations and experiments show that the dispensing consistency is greatly improved by using the model-based control strategy developed in this paper. © 2007 Institute of Automation, Chinese Academy of Sciences.
    Original languageEnglish
    Pages (from-to)422-427
    JournalInternational Journal of Automation and Computing
    Volume4
    Issue number4
    DOIs
    Publication statusPublished - Oct 2007

    Research Keywords

    • Consistency
    • Fluid flow rate model
    • Model-based control
    • Time-pressure dispensing

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