PDF Solutions S.A.S. France is specialized in Process Control Solution development and is a French division of PDF Solutions inc. (NASDAQ:PDFS). Formerly Si Automation, funded in 1987, PDF France is a market leader in on line Fault Detection and Classification (FDC) in the production process of electronic components.
Its software solution Maestria® is adopted by most of the semiconductors companies within the TOP20 IC makers ranking. Maestria® allows collecting process and equipment data, then after statistical analysis using advanced and sophisticated mathematical techniques, allows detecting faults or process drifts in real time, and sends alarm events enabling automated or manual corrective actions. The process data and the FDC analysis results can be centralized into a data base enabling performing more complex analysis like predicting metrology results or doing correlation analysis with the Yield measurement or the Electrical Testing results.