摘要 |
A method for inspecting and sorting a plurality of IC units comprising the steps of: delivering a frame containing said IC units to a unit picking station; conducting a first inspection of said units during the delivering step and recording the subsequent result; removing said units from the frame, and moving said units from the unit picking station to a flipping station; conducting a second inspection of said units during the moving step and recording the subsequent result; flipping said units to expose an opposed face said units; conducting a third inspection of said opposed face and recording the subsequent result, then; sorting said units into categories based on the recorded results from the first, second and third inspecting steps.
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