Patent ID: 6932871
Filing Date: 2005-08-23
Classification: C23C,H01L

Abstract:
1. An apparatus for processing a substrate, comprising: (a) a deposition chamber; (b) a platen, disposed within the deposition chamber, comprising a plurality of substrate supports affixed to the platen, wherein each substrate support is adapted for supporting a substrate; (c) a plurality of gas curtain distributors configured to define a plurality of stations and to separate adjacent substrate supports; (d) a gas dispensing system, disposed within the deposition chamber proximate the platen, having one or more gas dispensing nozzles positioned within any one of the plurality of stations and configured to dispense more than one reactant gas, wherein the gas dispensing system comprises: a gas supply for supplying a plurality of gases; a central hub, coupled to the gas supply, having at least one gas distribution manifold, said central hub being mounted on said platen; and a plurality of gas dispensing arms extending from the central hub, each of the gas dispensing arms coupling gas from the central hub to at least one gas dispensing nozzle; and (e) an actuator for inducing relative motion between the platen and the gas dispensing system.