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    • 5. 发明申请
    • Lithographic apparatus and device manufacturing method
    • 平版印刷设备和器件制造方法
    • US20060187427A1
    • 2006-08-24
    • US11062763
    • 2005-02-22
    • Marco StavengaMartinus VerhagenJohannes JacobsHans Jansen
    • Marco StavengaMartinus VerhagenJohannes JacobsHans Jansen
    • G03B27/52
    • G03F7/70341G03F7/709
    • Various types of pressure regulating devices are disclosed to reduce a pressure gradient in a liquid supply system of a lithographic apparatus, the liquid supply system having a liquid confinement structure configured to at least partially confine a liquid between a projection system and a substrate table of the lithographic apparatus. A high pressure gradient may cause particulate contamination in the liquid supply system and/or liquid confinement structure. A pressure gradient can be reduced by, for example, the use of slow switching in one or more valves, a bleed flow around or through one or more valves, diversion of liquid to a drain rather than or in addition to switching a valve off, a pressure regulator or flow restrictor to prevent shock waves, and a buffer volume/damper to compensate for pressure fluctuation.
    • 公开了各种类型的压力调节装置,以减少光刻设备的液体供应系统中的压力梯度,液体供应系统具有液体限制结构,其被配置为至少部分地限制液体在投影系统和基板台之间的液体 光刻设备 高压梯度可能导致液体供应系统和/或液体限制结构中的颗粒污染。 压力梯度可以通过例如在一个或多个阀门中使用缓慢的切换,绕过或通过一个或多个阀门的泄放流量来减少,而不是或者除了切换阀门之外将液体转移到排水管, 用于防止冲击波的压力调节器或限流器,以及用于补偿压力波动的缓冲体积/阻尼器。
    • 9. 发明申请
    • Lithographic apparatus, device manufacturing method, and device manufactured thereby
    • 平版印刷设备,器件制造方法和由此制造的器件
    • US20050035307A1
    • 2005-02-17
    • US10902259
    • 2004-07-30
    • Martinus Verhagen
    • Martinus Verhagen
    • G03F7/20H01L21/027
    • G03F7/70808G03F7/70883G03F7/70933G03F7/70975
    • A lithographic projection apparatus includes a beam path for a beam of radiation, a projection system, a support structure for supporting a patterning device and a substrate holder for holding a substrate. The beam path includes a radiation system for providing the beam of radiation, and the projection system projects the beam of radiation patterned by the patterning device onto a target portion on the substrate. At least one chamber that includes at least part of the beam path. A purge gas supply subsystem is coupled to the chamber for supplying a flow of purge gas to the chamber, and a control unit is arranged to switch the purge gas supply subsystem between at least two different modes of operation. The control unit controls the purge gas supply subsystem to supply mutually different respective non-zero flow rates of the purge gas to the chamber in the different modes of operation.
    • 光刻投影装置包括用于辐射束的光束路径,投影系统,用于支撑图案形成装置的支撑结构和用于保持基板的基板保持器。 光束路径包括用于提供辐射束的辐射系统,并且投影系统将由图案形成装置图案化的辐射束投射到基板上的目标部分上。 至少一个腔室,其包括至少一部分光束路径。 净化气体供应子系统耦合到室,用于向室提供净化气体流,并且控制单元布置成在至少两种不同操作模式之间切换净化气体供应子系统。 控制单元控制净化气体供应子系统,以在不同的操作模式中将净化气体相应的非零流率提供给室。