Patent ID: 6754552
Filing Date: 2004-06-22
Classification: H01J,H01L

Abstract:
A control apparatus for plasma utilizing equipment, comprising:first, second, and third communication links which are connected to each other; a plasma detecting section, connected to said first communication link, for detecting a state of plasma generated in a vacuum chamber of said plasma utilizing equipment; a member state detecting section, connected to said first communication link, for detecting a state of a member to be processed, said member being disposed in said vacuum chamber; a utility detecting section, connected to said first communication link for detecting a state of a utility of said plasma utilizing equipment; a plurality of controllers each connected to said second communication link, and each generating control information for controlling energy to be supplied to said plasma utilizing equipment or a utility of said plasma utilizing equipment according to detected information detected by at least one arbitrarily selected detecting section of at least one said plasma detecting section, said member state detecting section, and said utility detecting section; an energy control device, connected to said third communication link, for controlling energy to be supplied to said plasma utilizing equipment according to the control information; and a utility control device, connected to said third communication link, for controlling said utility according to the control information.