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    • 10. 发明授权
    • Load lock chamber for large area substrate processing system
    • 负载锁定室用于大面积基板处理系统
    • US08070408B2
    • 2011-12-06
    • US12199341
    • 2008-08-27
    • Mehran BehdjatShinichi KuritaMakoto InagawaSuhail Anwar
    • Mehran BehdjatShinichi KuritaMakoto InagawaSuhail Anwar
    • H01L21/677
    • H01L21/67201H01L21/67236
    • The present invention generally includes a load lock chamber for transferring large area substrates into a vacuum processing chamber. The load lock chamber may have one or more separate, environmentally isolated environments. Each processing environment may have a plurality exhaust ports for drawing a vacuum. The exhaust ports may be located at the corners of the processing environment. When a substrate is inserted into the load lock chamber from the factory interface, the environment may need to be evacuated. Due to the exhaust ports located at the corners of the environment, any particles or contaminants that may be present may be pulled to the closest corner and out of the load lock chamber without being pulled across the substrate. Thus, substrate contamination may be reduced.
    • 本发明通常包括用于将大面积基板输送到真空处理室中的负载锁定室。 负载锁定室可以具有一个或多个单独的环境隔离环境。 每个处理环境可以具有用于抽真空的多个排气口。 排气口可以位于处理环境的拐角处。 当基板从出厂界面插入加载锁定室时,环境可能需要抽真空。 由于位于环境角落处的排气口,可能存在的任何颗粒或污染物可被拉到最靠近的角落并且不被拉过载体锁定室。 因此,可能降低衬底污染。