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    • 51. 发明授权
    • Projection lens system and projection image display apparatus using the same
    • 投影透镜系统和使用其的投影图像显示装置
    • US06396641B2
    • 2002-05-28
    • US09793561
    • 2001-02-27
    • Koji HirataNaoyuki OguraShigeru MoriTakahiro YoshidaKazunari Nakagawa
    • Koji HirataNaoyuki OguraShigeru MoriTakahiro YoshidaKazunari Nakagawa
    • G02B900
    • G02B13/06H04N5/74
    • When a projection lens system used for a rear projection type image display apparatus has a first lens group having an aspherical lens surface, a second lens group, a third lens group sharing almost all the positive refractive power of the overall system, a fourth lens group having an aspherical lens surface, a fifth lens group, and a sixth lens group including a lens having a profile of aspherical surface in which the concave surface thereof faces the screen side and the refractive power in the marginal area is weaker than the refractive power around the optical axis, a projection lens system having a large aperture ratio (low F-number), high focus, wide field angle, and sufficient marginal light amount ratio can be realized at a low cost. When a predetermined opening portion is formed in the projection lens and lens barrel, the lens elements are cooled by air suction and exhaust and the lowering of the lens performance due to temperature change can be prevented. When a flange is arranged in a suitable location of the opening portion, entry of a foreign material from the opening portion and light leakage from the inside are prevented and the contrast performance of the projection type image display apparatus can be prevented from lowering.
    • 当用于背投型图像显示装置的投影透镜系统具有具有非球面透镜表面的第一透镜组,第二透镜组,共享整个系统的几乎全部正折射力的第三透镜组时,第四透镜组 具有非球面透镜表面,第五透镜组和第六透镜组,所述第六透镜组包括具有非球面形状的透镜,其中凹面朝向屏幕侧,并且边缘区域中的折光力弱于周围的折光力 可以以低成本实现光轴,具有大开口率(低F值),高焦距,宽视野角和足够的边缘光量比的投影透镜系统。 当在投影透镜和透镜镜筒中形成预定的开口部分时,透镜元件通过吸气和排气被冷却,并且可以防止由于温度变化引起的透镜性能的降低。 当凸缘布置在开口部分的适当位置时,防止异物从开口部分进入并从内部漏光,并且可以防止突起型图像显示装置的对比度性能降低。
    • 55. 发明授权
    • Giant magnetoresistive sensing element having longitudinally biased free layer with easy axis thereof parallel with signal field
    • 巨型磁阻感测元件具有纵向偏置的自由层,其易于轴与信号场平行
    • US06256177B1
    • 2001-07-03
    • US09281109
    • 1999-03-29
    • Haruo UraiShigeru Mori
    • Haruo UraiShigeru Mori
    • G11B539
    • B82Y25/00B82Y10/00G11B5/3903G11B5/3932G11B2005/3996
    • Since the magnetic field response sensitivity of a resistance change &dgr;R is deteriorated to a low value when a longitudinal bias magnetic field is applied, a structure by which a higher magnetic field response sensitivity is obtained is realized. A giant magnetoresistive sensing element for detecting a magnetic field from a magnetic disk to read a signal includes a magnetic fixed layer magnetized in parallel to a signal magnetic field direction, an electrically conductive layer to which a current is supplied from the exterior, for detecting a resistance change which is used for reading a signal, and a magnetic free layer which vibratingly rotates a direction of magnetization thereof due to the signal magnetic field from the magnetic disk, wherein the magnetic easy axis of the magnetic free layer is in parallel to the signal magnetic field direction, and the MR sensitivity in the signal magnetic field direction is higher than the MR sensitivity to a direction perpendicular to the signal magnetic field.
    • 由于当施加纵向偏置磁场时,电阻变化ΔR的磁场响应灵敏度劣化到低值,因此实现了获得更高的磁场响应灵敏度的结构。 用于检测来自磁盘的磁场以读取信号的巨磁阻感测元件包括平行于信号磁场方向磁化的磁固定层,从外部供应电流的导电层,用于检测 用于读取信号的电阻变化,以及由于来自磁盘的信号磁场而使其磁化方向振动的无磁性层,其中无磁性层的磁性容易轴与信号平行 信号磁场方向的MR灵敏度高于与信号磁场垂直的方向的MR灵敏度。
    • 56. 发明授权
    • Rubbing apparatus and rubbing method
    • 摩擦装置和摩擦方法
    • US6064458A
    • 2000-05-16
    • US181641
    • 1998-10-29
    • Shigeru Mori
    • Shigeru Mori
    • G02F1/1337G02F1/1333
    • G02F1/133784
    • A rubbing apparatus of the present invention for rubbing the substrate of a liquid crystal display element cell, comprises: a jig for enclosing a corner of the substrate; a measuring device for measuring the vertical position of a surface of the substrate and outputting a measured value; a comparison device for comparing the measured value with a vertical position of a surface of the jig; and a jig drive device for moving the jig in a vertical direction based on a signal from the comparison means so as to set a difference between the vertical position of the surface of the jig and the vertical position of the surface of the substrate within a predetermined value.
    • 本发明的用于摩擦液晶显示元件单元的基板的摩擦装置包括:用于封闭基板的​​角部的夹具; 测量装置,用于测量衬底的表面的垂直位置并输出测量值; 比较装置,用于将测量值与夹具表面的垂直位置进行比较; 以及夹具驱动装置,用于基于来自比较装置的信号在垂直方向上移动夹具,以便将夹具表面的垂直位置和基板的表面的垂直位置之间的差设定在预定的 值。