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    • 2. 发明申请
    • Illumination beam measurement
    • 照明光束测量
    • US20070070329A1
    • 2007-03-29
    • US11236850
    • 2005-09-28
    • Johannes Matheus BaselmansHenricus LendersDilek Kaya
    • Johannes Matheus BaselmansHenricus LendersDilek Kaya
    • G01J1/00
    • G01J1/4257G01J1/04G01J1/0437G03F7/70133
    • A method of measuring the angular intensity distribution of an illumination beam produced by an illumination system of a lithographic apparatus includes measuring an angular intensity distribution, placing a first optical element above an object plane of the illumination system which causes light therefrom to be deflected in a first direction, and measuring the intensity distribution at said detector, placing a second optical element above said object plane which cases light from said illumination system to be deflected in a second direction, and measuring the intensity distribution at said detector, determining the change in intensity in said first and second directions, and the angular intensity distribution of said illumination beam from the measurements. There is also provided a mask for use in such a method, the mask comprising a plurality of modules, each module comprising a pinhole and an optical element mounted above the pinhole.
    • 测量由光刻设备的照明系统产生的照明光束的角度强度分布的方法包括测量角度强度分布,将第一光学元件放置在照明系统的物平面上方,从而使光从其偏转到 并且测量所述检测器处的​​强度分布,将第二光学元件放置在所述物平面之上,所述第二光学元件将来自所述照明系统的光沿第二方向偏转,并且测量所述检测器处的​​强度分布,确定强度变化 在所述第一和第二方向上,以及所述照明光束的所述测量的角度强度分布。 还提供了一种用于这种方法的掩模,该掩模包括多个模块,每个模块包括针孔和安装在针孔上方的光学元件。
    • 6. 发明申请
    • Lithographic apparatus and device manufacturing method
    • 平版印刷设备和器件制造方法
    • US20060139600A1
    • 2006-06-29
    • US11020642
    • 2004-12-27
    • Patricius Jacobus TinnemansJohannes Matheus BaselmansLaurentius Jorritsma
    • Patricius Jacobus TinnemansJohannes Matheus BaselmansLaurentius Jorritsma
    • G03B27/54
    • G03F7/70558G03F7/70275G03F7/70291G03F7/70466G03F7/70475
    • A lithography apparatus including a projection system configured to project a beam of radiation onto a substrate as an array of sub-beams of radiation and an array of individually controllable elements configured to modulate the sub-beams of radiation. The apparatus also includes a data-path including at least one data manipulation device arranged to at least partly convert data defining a requested pattern to a control signal suitable for controlling the array of individually controllable elements to form substantially the requested pattern on the substrate. The data manipulation device is arranged to carry out the conversion by applying a pseudo-inverted form of a point-spread function matrix to a column vector representing the requested pattern. The point-spread function matrix includes information about the shape and relative position of the point-spread function of each spot to be exposed on the substrate by one of the sub-beams of radiation at a given time.
    • 一种光刻设备,包括投影系统,该投影系统被配置为将辐射束投射到衬底上作为辐射子束阵列和被配置成调制辐射子束的单独可控元件的阵列。 该装置还包括数据路径,其包括至少一个数据操作装置,该至少一个数据操作装置被布置成至少部分地将定义所请求的模式的数据转换为适于控制独立可控元件的阵列的控制信号,以在基板上形成基本上所请求的图案。 数据处理装置被配置为通过将点扩展函数矩阵的伪反转形式应用于表示所请求的图案的列向量来执行转换。 点扩散函数矩阵包括在给定时间通过辐射子束之一在衬底上暴露于每个点的点扩散函数的形状和相对位置的信息。