Patent ID: 7724941
Filing Date: 2010-05-25
Classification: G01R

Abstract:
1. A defect analysis place specifying device for specifying defect analysis places from an inspection result of produced printed wiring boards in an electronic part mounting device for mounting parts on the printed wiring boards through plural steps including a last step and other steps other than the last step, comprising: an accepting unit for accepting plural printed wiring boards as inspection targets every predetermined unit; a defect mode specifying unit for specifying a defect mode having a predetermined frequency or more on the basis of the defect modes of the printed wiring boards and the occurrence frequencies thereof in the last step of the plural steps for every unit accepted by the accepting unit; an extracting unit for extracting from a data list of entries containing abnormal phenomena in the other steps and the occurrence positions thereof, a combination of the entries having the same abnormal phenomenon causing the defect mode specified by the defect mode specifying unit; and an output unit for outputting the combination extracted by the extracting unit.