Real time closed-loop process control system for defect prevention
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United States of America Patent
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Issued Date -
Feb 10, 2005
app pub date -
Jul 26, 2004
filing date -
Aug 6, 2003
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A method is provided for executing a monitoring process during a manufacturing process to produce products. The method measures, in real time, performance variables of an upstream portion of a present manufacturing process, analyzes, with a processor, trends in the performance variables of the present manufacturing process together with data that models a portion of a subsequent manufacturing process, that occurs after the present manufacture process, to predict performance of the subsequent manufacturing process, sends trend analysis information to the present manufacturing process, and sends information to the subsequent manufacturing process.
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