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    • 2. 发明专利
    • Gas gauge, lithographic device and method for manufacturing device
    • 气体测量仪,光刻设备和制造设备的方法
    • JP2010114445A
    • 2010-05-20
    • JP2009251601
    • 2009-11-02
    • Asml Netherlands Bvエーエスエムエル ネザーランズ ビー.ブイ.
    • LABETSKI DZMITRYVAN DE VIJVER YURI JOHANNES GABRIEL
    • H01L21/027G01B13/12G03F7/20
    • G03B27/52G01B13/12G03F9/7057
    • PROBLEM TO BE SOLVED: To provide a gas gage improving sensibility measuring partial differences of profiles for wafers for usage in a lithographic device. SOLUTION: The gas gauge includes a gas delivery pipe arranged so as to divide a distance up to an object. The gas delivery pipe includes a gas conduit, and supplies a proper measuring gas through the gas conduit. The measuring gas is discharged from the gas delivery pipe through an outlet under a pressure to collide with the object in an interaction region and the pressure of a rebounded gas is measured by a pressure detector. The gas having a small atomic number is used. A pressure sensor includes a thin film arranged in the gas delivery pipe at least partially surrounding the gas conduit in a gas outlet or a vicinity of the gas outlet. The pressure sensor includes a thin-film disk arranged around the gas conduit. The pressure sensor is disposed substantially on a common surface, and isolated from the gas conduit but includes a plurality of proper pressure elements for surrounding the gas conduit. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供气量计,其提高测量用于光刻设备的晶片的轮廓的偏差的灵敏度。 解决方案:气量计包括气体输送管,该气体输送管被布置为将一段距离分隔成物体。 气体输送管包括气体导管,并通过气体管道供应适当的测量气体。 测量气体从气体输送管通过出口压力与相互作用区域中的物体碰撞,并且通过压力检测器测量回弹气体的压力。 使用原子序数小的气体。 压力传感器包括布置在气体输送管中的薄膜,至少部分地围绕气体出口或气体出口附近的气体导管。 压力传感器包括布置在气体导管周围的薄膜盘。 压力传感器基本上设置在公共表面上,并且与气体导管隔离,但包括用于包围气体导管的多个适当的压力元件。 版权所有(C)2010,JPO&INPIT