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    • 33. 发明申请
    • LITHOGRAPHIC APPARATUS AND METHOD
    • LITHOGRAPHIC设备和方法
    • US20110001951A1
    • 2011-01-06
    • US12920799
    • 2009-03-02
    • Hans Butler
    • Hans Butler
    • G03B27/54G05B11/06
    • G03F7/70725
    • A drive system for controllably driving an electric actuator includes a current sensor system to sense a current conducted by the actuator and a driver to electrically drive the actuator based on an output signal of the current sensor system. The current sensor system includes at least a first and a second %forwardcurrent sensor that have a mutually different sensitivity for the current to be sensed and the drive system includes a current sensor controller to control an extent to which each of the current sensors to determine the output signal of the current sensor system.
    • 用于可控地驱动电致动器的驱动系统包括用于感测由致动器传导的电流的电流传感器系统和用于基于当前传感器系统的输出信号电驱动致动器的驱动器。 当前传感器系统包括至少第一和第二%正向电流传感器,其对于要被感测的电流具有相互不同的灵敏度,并且驱动系统包括电流传感器控制器,以控制每个电流传感器确定 输出信号。
    • 34. 发明授权
    • Lithographic apparatus having feedthrough control system
    • 具有馈通控制系统的平版印刷设备
    • US07847919B2
    • 2010-12-07
    • US11730189
    • 2007-03-29
    • Hans Butler
    • Hans Butler
    • G03B27/42G03B27/58G03B27/62G03B27/32
    • G03F7/70725G03F7/70775
    • An optical component of the lithographic apparatus is moved. A substrate support is moved so as to be synchronous with the motion of the optical component. A momentary position of the optical component is measured. A momentary position of the substrate support is measured at a first sampling rate. The measured momentary position of the optical component is compared with a desired momentary position of the optical component to generate an optical component position error signal in accordance with a difference between the two optical component positions. The measured momentary position of the substrate support is compared with a desired momentary position of the substrate support to generate a substrate support position error signal in accordance with a difference between the two substrate support positions. The momentary position of the optical component is adjusted so as to compensate for the difference between the two substrate support positions.
    • 移动光刻设备的光学部件。 移动基板支撑件以与光学部件的运动同步。 测量光学部件的瞬时位置。 以第一采样率测量衬底支撑件的瞬时位置。 将光学部件的测量的瞬时位置与光学部件的期望的瞬时位置进行比较,以根据两个光学部件位置之间的差异产生光学部件位置误差信号。 将基板支撑件的测量的瞬时位置与基板支撑件的期望的瞬时位置进行比较,以根据两个基板支撑位置之间的差异产生基板支撑位置误差信号。 调整光学部件的瞬时位置,以便补偿两个基板支撑位置之间的差异。
    • 35. 发明申请
    • PROJECTION ASSEMBLY AND LITHOGRAPHIC APPARATUS
    • 投影装配和平版印刷设备
    • US20100089712A1
    • 2010-04-15
    • US12574573
    • 2009-10-06
    • Hans ButlerCornelius Adrianus,Lambertus De Hoon
    • Hans ButlerCornelius Adrianus,Lambertus De Hoon
    • F16F7/10G03B27/42
    • G03B27/42F16F7/1011G03F7/709
    • A projection assembly includes a projection system to project a patterned radiation beam onto a substrate, a damping system to dampen a vibration of the projection system, the damping system including an interface damping mass and an active damping subsystem to dampen a vibration of at least part of the interface damping mass, the interface damping mass connected to the projection system, the active damping subsystem including a sensor to measure a position of the interface damping mass, an electromagnetic actuator to exert a force on the interface damping mass, and a controller to drive the electromagnetic actuator based on a signal provided by the sensor, the active damping subsystem including a reaction mass for the electromagnetic actuator to exert a counterforce upon based on the signal provided by the first sensor.
    • 投影组件包括将图案化的辐射束投影到基板上的投影系统,用于抑制投影系统的振动的阻尼系统,阻尼系统包括界面阻尼块和主动阻尼子系统,以阻尼至少部分的振动 接口阻尼块的接口阻尼块,连接到投影系统的界面阻尼块,主动阻尼子系统包括用于测量接口阻尼块的位置的传感器,对接口阻尼块施加力的电磁致动器,以及控制器 基于由传感器提供的信号来驱动电磁致动器,主动阻尼子系统包括用于电磁致动器的反作用质量,以基于由第一传感器提供的信号施加反作用力。