Lithographic apparatus and a method to compensate for the effect of disturbances on the projection system of a lithographic apparatus
    1.
    发明授权
    Lithographic apparatus and a method to compensate for the effect of disturbances on the projection system of a lithographic apparatus 有权
    平版印刷设备和补偿光刻设备投影系统上的干扰影响的方法

    公开(公告)号:US08300208B2

    公开(公告)日:2012-10-30

    申请号:US12616312

    申请日:2009-11-11

    IPC分类号: G03B27/42 G03B27/58 G03B27/62

    摘要: Embodiments of the invention provide a lithographic apparatus including an illumination system configured to condition a radiation beam, a patterning device support constructed to support a patterning device, the patterning device being capable of imparting the radiation beam with a pattern in its cross-section to form a patterned radiation beam, a substrate table constructed to hold a substrate, a projection system configured to project the patterned radiation beam onto a target portion of the substrate, an active air mount to support the projection system, the active air mount including at least one actuator, and a feed-forward device, the feed-forward device being configured to provide on the basis of a set-point signal of a movable object, a feed-forward signal to the at least one actuator, wherein the feed-forward signal is designed to decrease a disturbance effect on the projection system due to movement of the movable object.

    摘要翻译: 本发明的实施例提供了一种光刻设备,其包括配置成调节辐射束的照明系统,构造成支撑图案形成装置的图案形成装置支撑件,所述图案形成装置能够在其横截面中赋予辐射束图案以形成 图案化的辐射束,被构造成保持衬底的衬底台,配置成将图案化的辐射束投影到衬底的目标部分上的投影系统,用于支撑投影系统的主动空气支架,主动空气支架包括至少一个 致动器和前馈装置,所述前馈装置被配置为基于可移动物体的设定点信号提供到所述至少一个致动器的前馈信号,其中所述前馈信号 被设计成由于可移动物体的移动而减小对投影系统的干扰效应。

    Lithographic Apparatus and A Method to Compensate for the Effect of Disturbances on the Projection System of a Lithographic Apparatus
    2.
    发明申请
    Lithographic Apparatus and A Method to Compensate for the Effect of Disturbances on the Projection System of a Lithographic Apparatus 有权
    平版印刷设备和补偿干涉影响光刻设备投影系统的方法

    公开(公告)号:US20100149516A1

    公开(公告)日:2010-06-17

    申请号:US12616312

    申请日:2009-11-11

    IPC分类号: G03B27/58

    摘要: Embodiments of the invention provide a lithographic apparatus including an illumination system configured to condition a radiation beam, a patterning device support constructed to support a patterning device, the patterning device being capable of imparting the radiation beam with a pattern in its cross-section to form a patterned radiation beam, a substrate table constructed to hold a substrate, a projection system configured to project the patterned radiation beam onto a target portion of the substrate, an active air mount to support the projection system, the active air mount including at least one actuator, and a feed-forward device, the feed-forward device being configured to provide on the basis of a set-point signal of a movable object, a feed-forward signal to the at least one actuator, wherein the feed-forward signal is designed to decrease a disturbance effect on the projection system due to movement of the movable object.

    摘要翻译: 本发明的实施例提供了一种光刻设备,其包括配置成调节辐射束的照明系统,构造成支撑图案形成装置的图案形成装置支撑件,所述图案形成装置能够在其横截面中赋予辐射束图案以形成 图案化的辐射束,被构造成保持衬底的衬底台,配置成将图案化的辐射束投影到衬底的目标部分上的投影系统,用于支撑投影系统的主动空气支架,主动空气支架包括至少一个 致动器和前馈装置,所述前馈装置被配置为基于可移动物体的设定点信号提供到所述至少一个致动器的前馈信号,其中所述前馈信号 被设计成由于可移动物体的移动而减小对投影系统的干扰效应。