Patent ID: 6069096
Filing Date: 2000-05-30
Classification: H01L,Y10S

Abstract:
A vacuum processing system including a plurality of processing units for processing wafers, a transferring unit for carrying wafers, and a control unit for controlling said processing units and said transferring unit, wherein at least two of said plurality of processing units are connected to said transferring unit and wafers are processed using said processing units, said control unit comprising:processing order information storing means for storing a processing order of wafers in said vacuum processing system;operational information signal generating means for generating an operational information signal indicating an operable or inoperable state of each of said processing units;operational information signal storing means for storing said operational information signal generated in said operational information signal generating means; andsystem control means for comparing said processing order information with said operational information signal, for isolating an inoperable processing unit, and for continuing operation using only operable processing units.