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    • 2. 发明授权
    • Substrate holding system and exposure apparatus using the same
    • 基板保持系统和使用其的曝光装置
    • US07292426B2
    • 2007-11-06
    • US10952732
    • 2004-09-30
    • Atsushi ItoKeiji Emoto
    • Atsushi ItoKeiji Emoto
    • H01T23/00
    • H01L21/683G03F7/707G03F7/70708G03F7/70783H01L21/6831H01L21/6838
    • A substrate holding system having a chuck for vacuum attraction and electrostatic attraction of a substrate. The system includes a ring-like rim for carrying a substrate thereon, a plurality of first protrusions disposed inside the rim, for carrying the substrate thereon, and a plurality of second protrusions disposed inside the rim, for carrying the substrate thereon. A substrate carrying surface area of at least one first protrusion is smaller than a substrate carrying surface area of at least one second protrusion and a smallest interval between the first protrusions is smaller than a smallest interval between the second protrusions. Also included are an exhaust system for exhausting a clearance between the chuck and the substrate, an electrode for electrostatic attraction, a power supplying system for supplying power to the electrode, a measuring system for measuring a pressure in the clearance, and a control system for controlling the power supply.
    • 一种基板保持系统,具有用于基板的真空吸引和静电吸引的卡盘。 该系统包括用于在其上承载基板的环状边缘,设置在边缘内部的多个第一突起,用于在其上承载基板,以及设置在边缘内的多个第二突起,用于在其上承载基板。 至少一个第一突起的承载表面积的基板小于至少一个第二突起的承载表面积的基板,并且第一突起之间的最小间隔小于第二突起之间的最小间隔。 还包括用于排出卡盘和基板之间的间隙的排气系统,用于静电吸引的电极,用于向电极供电的供电系统,用于测量间隙中的压力的​​测量系统,以及用于 控制电源。
    • 6. 发明申请
    • Substrate holding technique
    • 基材保持技术
    • US20050016685A1
    • 2005-01-27
    • US10879074
    • 2004-06-30
    • Keiji EmotoAtsushi Ito
    • Keiji EmotoAtsushi Ito
    • G03F7/20G03F9/00H01L21/027H01L21/683H01L21/306G03B27/58G03B27/62
    • G03F7/70708G03F7/707H01L21/6831
    • Disclosed is a stage system that includes a stage for supporting and moving a substrate, and a probe for measuring a potential of a substrate without contact thereto, the probe being supported by the stage so as to be opposed to one of a bottom face and a side face of the substrate. Also disclosed is a stage system that includes a substrate holding member for holding a substrate, the substrate holding member having a protrusion and a first electrode, the first electrode being provided inside the substrate holding member and adjacent said protrusion, a terminal for adjusting a potential of said first electrode, and a stage for supporting and moving the substrate holding member through the terminal. Further, a substrate holding system is disclosed, that includes a plurality of protrusions to be supported by a stage, and a plurality of first electrodes disposed adjacent the plurality of protrusions, respectively, and for electrostatically attracting the stage.
    • 公开了一种舞台系统,其包括用于支撑和移动衬底的台,以及用于测量衬底的电位而不与其接触的探针,所述探针由所述台支撑以与底面和 基板的侧面。 还公开了一种舞台系统,其包括用于保持衬底的衬底保持构件,所述衬底保持构件具有突起和第一电极,所述第一电极设置在衬底保持构件内部并且邻近所述突起,用于调节电位的端子 的第一电极,以及用于通过端子支撑和移动衬底保持构件的台。 此外,公开了一种基板保持系统,其包括由台架支撑的多个突起和分别邻近多个突起设置并用于静电吸引台的多个第一电极。