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    • 22. 发明授权
    • Displacement device
    • 位移装置
    • US07948122B2
    • 2011-05-24
    • US11814003
    • 2006-01-10
    • Johan Cornelis CompterPetrus Carolus Maria FrissenJan Van Eijk
    • Johan Cornelis CompterPetrus Carolus Maria FrissenJan Van Eijk
    • H02K41/00G03F7/20
    • G03F7/70758Y10S414/135
    • Especially for use in the semiconductor industry, a displacement device (701) is disclosed comprising a first part comprising a carrier (714) on which a system of magnets (710) is arranged according to a pattern of row and columns extending parallel to the X-direction and the Y-direction, respectively. The magnets in each row and column are arranged according to a Halbach array, i.e. the magnetic orientation of successive magnets in each row and each column rotates 90° counter-clockwise. The second part comprises an electric coil system (712) with two types of electric coils, one type having an angular offset of +45°, and the other type having an offset of −45° with respect to the X-direction. The first part (714, 710) is movable over a range of centimeters or more with respect to the stationary second part (712). For high precision positioning of the first part, an interferometer system (731, 730) is provided.
    • 特别是用于半导体工业中,公开了一种位移装置(701),其包括第一部分,该第一部分包括载体(714),磁体系统(710)根据平行于X的行和列的图案排列在其上 方向和Y方向。 每行和列中的磁体根据Halbach阵列布置,即每行中的连续磁体的磁性取向,并且每列逆时针旋转90°。 第二部分包括具有两种类型的电线圈的电线圈系统(712),一种类型的角偏移为+ 45°,另一种类型相对于X方向具有-45°的偏移。 第一部分(714,710)可相对于固定的第二部分(712)在一厘米或更多的范围内移动。 对于第一部分的高精度定位,提供了干涉仪系统(731,730)。
    • 23. 发明授权
    • Electromagnetic support with unilateral control currents
    • 具有单向控制电流的电磁支持
    • US5264982A
    • 1993-11-23
    • US664074
    • 1991-03-04
    • Hendrikus H. M. CoxJan Van Eijk
    • Hendrikus H. M. CoxJan Van Eijk
    • G05D3/00F16C39/06H01F7/20H02N15/00
    • F16C32/0451
    • A device for positioning a body (5) by means of at least one pair of electromagnets (13, 15). A position sensor (29) measures the size of an air gap (23) between one of the electromagnets (13, 15) and a guide beam (1). An output signal of the position sensor (29) is applied to an electronic control unit (35) which passes a control current through the electromagnets (13, 15) in dependence on a difference between the measured and a desired size of the air gap (23). In one embodiment an electrical switch (53) is connected between the control unit (35) and the two electromagnets (13, 15) controlled by the control unit (35), applying the control current to only one of the two electromagnets (13, 15) in dependence on the polarity of a control signal from the control unit (35). The use of the switch insures that the control current flows through only one of the two electromagnets at a time so that in a simple manner a difference necessary for supporting the body is achieved between the forces exerted on the guide beam (1) by the electromagnets (13, 15). the electrical resistance losses in the electromagnets (13, 15) in such a device are low, the device is eminently suitable for use as an electromagnetic bearing in an optical lithographical device for the irradiation of semiconductor substrates, or in other precision machines.
    • 24. 发明申请
    • Displacement Device
    • 位移装置
    • US20080203828A1
    • 2008-08-28
    • US11814003
    • 2006-01-10
    • Johan Cornelis CompterPetrus Carolus Maria FrissenJan Van Eijk
    • Johan Cornelis CompterPetrus Carolus Maria FrissenJan Van Eijk
    • H02K41/00
    • G03F7/70758Y10S414/135
    • Especially for use in the semiconductor industry, a displacement device (701) is disclosed comprising a first part comprising a carrier (714) on which a system of magnets (710) is arranged according to a pattern of row and columns extending parallel to the X-direction and the Y-direction, respectively. The magnets in each row and column are arranged according to a Halbach array, i.e. the magnetic orientation of successive magnets in each row and each column rotates 90° counter-clockwise. The second part comprises an electric coil system (712) with two types of electric coils, one type having an angular offset of +45°, and the other type having an offset of −45° with respect to the X-direction. The first part (714, 710) is movable over a range of centimeters or more with respect to the stationary second part (712). For high precision positioning of the first part, an interferometer system (731, 730) is provided.
    • 特别是用于半导体工业中,公开了一种位移装置(701),其包括第一部分,该第一部分包括载体(714),磁体系统(710)根据平行于X的行和列的图案排列在其上 方向和Y方向。 每行和列中的磁体根据Halbach阵列布置,即每行中的连续磁体的磁性取向,并且每列逆时针旋转90°。 第二部分包括具有两种类型的电线圈的电线圈系统(712),一种类型的角偏移为+ 45°,另一种类型相对于X方向具有-45°的偏移。 第一部分(714,710)可相对于固定的第二部分(712)在一厘米或更多的范围内移动。 对于第一部分的高精度定位,提供了干涉仪系统(731,730)。
    • 30. 发明授权
    • Lithographic apparatus and device manufacturing method
    • 平版印刷设备和器件制造方法
    • US08441616B2
    • 2013-05-14
    • US12814171
    • 2010-06-11
    • Jan Van Eijk
    • Jan Van Eijk
    • G03B27/58G03B27/42
    • G03B27/58G03F7/70775
    • A lithographic apparatus includes an illumination system configured to condition a radiation beam; a 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; and a projection system configured to project the patterned radiation beam onto a target portion of the substrate. The substrate table and/or the support may be provided with an accelerometer to measure an acceleration of the substrate table and/or the support and the apparatus is provided with a calculator in communication with the accelerometer to calculate an acceleration based position signal from the acceleration measured by the accelerometer.
    • 光刻设备包括被配置为调节辐射束的照明系统; 构造成支撑图案形成装置的支撑件,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; 构造成保持基板的基板台; 以及投影系统,被配置为将所述图案化的辐射束投影到所述基板的目标部分上。 衬底台和/或支撑件可以设置有加速度计以测量衬底台和/或支撑件的加速度,并且该设备设置有与加速度计通信的计算器,以从加速度计算基于加速度的位置信号 由加速度计测量。