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    • 5. 发明授权
    • Exposure apparatus, method for producing device, and method for controlling exposure apparatus
    • 曝光装置,制造装置的方法以及曝光装置的控制方法
    • US08749757B2
    • 2014-06-10
    • US13751509
    • 2013-01-28
    • Nikon Corporation
    • Nobutaka MagomeNaoyuki KobayashiYasuyuki SakakibaraHiroaki TakaiwaHisatsune Kadota
    • G03B27/52G03B27/42
    • G03F7/70866G03F7/70341G03F7/70525G03F7/70725G03F7/70858G03F7/709
    • A liquid immersion exposure apparatus includes a movable member having a substrate holder and a surface disposed adjacent to the substrate holder, the surface capable of positioning under a projection optical system. A liquid immersion system has a supply path and a recovery path. The liquid immersion system supplies the liquid to a space between the projection optical system and the surface via the supply path and recovers the supplied liquid of a liquid immersion area formed under the projection optical system via the recovery path. A controller stops a supply of the liquid to the space under the projection optical system by the liquid immersion system on receipt of a signal indicating the occurrence of an abnormality. The abnormality causes a possibility of leakage due to at least a part of the supplied liquid not being recovered via the recovery path and outflowing from the liquid immersion area.
    • 液浸曝光装置包括具有基板保持器和邻近基板保持件设置的表面的可移动元件,该表面能够在投影光学系统下定位。 液浸系统具有供给路径和恢复路径。 液浸系统通过供给路径将液体供给到投影光学系统与表面之间的空间,并通过回收路径回收在投影光学系统下形成的液浸区域的供给液体。 控制器在接收到指示发生异常的信号时,通过液浸系统停止向投影光学系统下的空间供应液体。 由于至少一部分供给液体不能通过回收路径回收并从液浸区域流出,所以异常导致泄漏的可能性。