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    • 4. 发明授权
    • Lithographic apparatus and device manufacturing method with feed-forward focus control
    • 平版印刷设备和具有前馈焦点控制的设备制造方法
    • US07113256B2
    • 2006-09-26
    • US10779866
    • 2004-02-18
    • Hans ButlerMarcus Emile Joannes BoonmanPetrus Marinus Christianus Maria Van Den Biggelaar
    • Hans ButlerMarcus Emile Joannes BoonmanPetrus Marinus Christianus Maria Van Den Biggelaar
    • G03B27/42
    • G03F9/7034G03F9/7003G03F9/7015
    • A lithographic apparatus includes an illumination system configured to provide a beam of radiation, a first support structure configured to support a patterning device, a second support that includes a substrate holder for holding a substrate, a projection system configured to project the patterned beam of radiation onto the substrate, and a servo unit configured to position the substrate holder. The apparatus further includes a sensor unit configured to determine a distance of at least one location point on the surface of the substrate relative to a reference plane, a memory unit configured to store surface information of the substrate based on respective distances of corresponding location points on the substrate surface, and a calculating unit configured to determine a feed-forward set-point signal based on the stored surface information, such that the feed-forward set-point signal is forwardly fed to the servo unit in order to position the substrate holder.
    • 光刻设备包括被配置为提供辐射束的照明系统,被配置为支撑图案形成装置的第一支撑结构,包括用于保持衬底的衬底保持器的第二支撑件,配置成将图案化辐射束投影的投影系统 以及构造成定位衬底保持器的伺服单元。 所述设备还包括传感器单元,其被配置为确定相对于参考平面的所述基板的表面上的至少一个位置点的距离;存储器单元,其被配置为基于相应位置点的相应距离来存储所述基板的表面信息 基板表面,以及计算单元,被配置为基于所存储的表面信息来确定前馈设定点信号,使得前馈设定点信号被向前馈送到伺服单元,以便将基板保持器 。
    • 6. 发明授权
    • Lithographic apparatus and device manufacturing method
    • 平版印刷设备和器件制造方法
    • US07564536B2
    • 2009-07-21
    • US11268777
    • 2005-11-08
    • Joost Jeroen OttensMarcus Emile Joannes BoonmanThomas Josephus Maria CastenmillerAndre Bernardus Jeunink
    • Joost Jeroen OttensMarcus Emile Joannes BoonmanThomas Josephus Maria CastenmillerAndre Bernardus Jeunink
    • G03B27/58G03B27/42G03B27/62B23Q1/00B23Q3/00
    • G03F7/70783G03F7/707H01L21/682Y10S269/903
    • A lithographic apparatus is disclosed that includes an article support constructed to support a first article, capable of imparting a radiation beam with a pattern in its cross-section to form a patterned radiation beam, in a beam path of the radiation beam or a second article to be placed in a beam path of the patterned radiation beam, the article support having a plurality of supporting protrusions on which the first article or the second article is disposed in use, wherein the plurality of supporting protrusions are constructed to define a support zone to provide a plane of support for the first article or the second article, so that when the first article or the second article is subjected to a thermal load the support zone allows at least a portion of the first article or the second article to expand or contract to reduce the build up of a mechanical stress in the first article or second article, respectively, while maintaining the first article or second article substantially fixed to the article support, and a position sensor configured to determine a position offset, in a direction lying in the plane of the support zone, of the first article or the second article over a period of time, and a projection system configured to project a patterned radiation beam onto a target portion of a second article.
    • 公开了一种光刻设备,其包括构造成支撑第一制品的物品支撑件,该第一物品能够在其横截面中赋予具有图案的辐射束以形成图案化的辐射束,在辐射束的光束路径中或第二物品 被放置在图案化的辐射束的光束路径中,物品支撑件具有多个支撑突起,第一物品或第二物品在使用中设置在该支撑突起上,其中多个支撑突起构造成限定支撑区域 为第一物品或第二物品提供支撑平面,使得当第一物品或第二物品经受热负荷时,支撑区允许第一物品或第二物品的至少一部分膨胀或收缩 以分别在第一制品或第二制品中分别减少机械应力的累积,同时保持第一制品或第二制品基本固定 以及位置传感器,被配置为在一段时间内确定第一物品或第二物品在位于支撑区域的平面中的方向上的位置偏移;以及投影系统,被配置为投影 图案化的辐射束到第二物品的目标部分上。