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    • 63. 发明申请
    • Liquid crystal composition and liquid crystal display element
    • US20050230661A1
    • 2005-10-20
    • US11108002
    • 2005-04-14
    • Norikatsu HattoriHitoshi Yamamoto
    • Norikatsu HattoriHitoshi Yamamoto
    • G02F1/13C09K19/12C09K19/30C09K19/42
    • C09K19/3066C09K19/3001Y10T428/10Y10T428/1005
    • An advantage of the present invention is to provide a liquid crystal composition, which satisfies two or more of characteristics such as a wide nematic phase temperature range, a small viscosity, a suitable optical anisotropy, a large negative dielectric anisotropy, and a large specific resistance. One aspect of the invention is to provide a liquid crystal composition having properly balanced characteristics. Another aspect of the invention is to provide a liquid crystal display element, which includes such a composition to have a large voltage holding ratio. A further aspect of the invention is to provide an AM element, which includes a composition having characteristics such as a small viscosity, an optical anisotropy of 0.05 to 0.11, and a dielectric anisotropy of −6.5 to −2.0, and is suitable for a VA mode, an IPS mode, etc. A liquid crystal composition with a negative dielectric anisotropy, comprising at least one compound selected from the group of compounds represented by the following formula (1) as a first component, and at least one compound selected from the group of compounds represented by the following formulas (2-1) to (2-3) and (3-1) to (3-4) as a second component: wherein R1 is alkyl or alkenyl; R2is alkyl, alkenyl, or alkoxy; R3 is alkyl, alkenyl, alkoxy, or —COO—R4, in which R4 is alkyl; R5 is alkyl, alkenyl, alkoxy, or alkoxymethyl; Z1 and Z2 are independently a single bond, —CH2O—, —OCH2—, —(CH2)2—, —(CH2)4—, —CF2O—, —OCF2—, —C2H4CF2O—, —C2H4OCF2—, —CF2OC2H4—, or —OCF2C2H4—, Z3 is a single bond or —COO—; A1 is 1,4-cyclohexylene or 1,4-phenylene; A2 and A3 are independently 1,4-cyclohexylene, 1,4-phenylene, 1,4-phenylene in which any hydrogen may be replaced by fluorine, or 2-difluoromethyl-3-fluoro-1,4-phenylene; A4 is 1,4-cyclohexylene, 1,4-phenylene, or 1,4-phenylene in which a hydrogen is replaced by a fluorine; A5 is 1,4-phenylene or 1,4-phenylene in which a hydrogen is replaced by a fluorine; A6is 2-fluoro-1,4-phenylene; n is 0 or 1; in the formula (1), when n is 0, A2 is 2-difluoromethyl-3-fluoro-1,4-phenylene, and Z2 is a single bond; and in the formula (1), when n is 1, one of A2 and A3 is 2-difluoromethyl-3-fluoro-1,4-phenylene, and one of Z1 and Z2 is a single bond.
    • 65. 发明授权
    • Organic electroluminescent device
    • 有机电致发光器件
    • US06906457B2
    • 2005-06-14
    • US10320546
    • 2002-12-17
    • Young Woo SongHitoshi YamamotoTakeo WakimotoChang Hee Ko
    • Young Woo SongHitoshi YamamotoTakeo WakimotoChang Hee Ko
    • H05B33/14H01L51/52H01J1/62
    • H01L51/5262Y10T428/24942
    • An organic electroluminescent display (EL) device including a substrate, a transparent electrode, a hole transport layer, a light emitting layer, an electron transport layer and a cathode, sequentially stacked, wherein assuming that the sum of a geometric thickness of the electron transport layer, a geometric thickness of the light emitting layer is denoted by l1, the l1 with a maximum of luminance is denoted by a peak_l1, the sum of a geometric thickness of the hole transport layer and a geometric thickness of the transparent electrode is denoted by l2, the geometric thickness of the hole transport layer is denoted by d(HTL), the d(HTL) with a maximum or minimum of luminance is denoted by a peak_d(HTL), the l1 is set to have an maximum of luminance and l2 is set such that a thickness distribution according to colors of red, green and blue at the peak_l2 is within the range of 30 nm, respectively.
    • 依次层叠有包括基板,透明电极,空穴传输层,发光层,电子传输层和阴极的有机电致发光显示装置(EL)装置,其中假定电子传输的几何厚度之和 层,发光层的几何厚度由l 1表示,具有最大亮度的l1由peak_11表示,空穴传输层的几何厚度和透明电极的几何厚度之和 由l 2表示,空穴传输层的几何厚度由d(HTL)表示,亮度最大或最小的d(HTL)由peak_d(HTL)表示,l 1设置为具有 亮度的最大值和l2被设定为使得根据peak_l 2处的红色,绿色和蓝色的颜色的厚度分布分别在30nm的范围内。
    • 69. 发明授权
    • Image processing device
    • 图像处理装置
    • US5982398A
    • 1999-11-09
    • US991414
    • 1997-12-16
    • Hitoshi Yamamoto
    • Hitoshi Yamamoto
    • G11C11/401G06T1/60G06F13/16
    • G06T1/60
    • An image processing apparatus performs one of reading and writing of pixel data for a predetermined number of pixels at one access to a frame buffer which stores the pixel data, the frame buffer comprising a memory to which access in a page mode can be performed. A pixel buffer portion comprises a plurality of stages of pixel buffers, each thereof storing the pixel data for the predetermined number of pixels. A memory interface determines the number of pixel data which is processed successively, based on the pixel data stored in each stage of the pixel buffer, and, in accordance with the determined number of pixel data, determines the number of times of CAS, which is the number of accesses which are performed successively for the same row address in one page mode operation when data is written in the frame buffer.
    • 图像处理装置对存储像素数据的帧缓冲器进行一次访问,对预定数量的像素进行像素数据的读取和写入之一,该帧缓冲器包括可以执行页面模式访问的存储器。 像素缓冲部分包括多个像素缓冲器级,每个像素缓冲器存储预定数量像素的像素数据。 存储器接口基于存储在像素缓冲器的每个级中的像素数据来确定连续处理的像素数据的数量,并且根据确定的像素数据数确定CAS的次数,其是 当在帧缓冲器中写入数据时,在一页模式操作中为相同行地址连续执行的访问次数。
    • 70. 发明授权
    • Steering wheel assembly and a mounting structure and boss structure of
the steering wheel assembly
    • 方向盘组件和方向盘组件的安装结构和凸台结构
    • US5950499A
    • 1999-09-14
    • US175463
    • 1998-10-20
    • Akio HosoiAtsushi NagataKatsunobu SakaneTetsuya TakamoriHitoshi YamamotoTakanori Mizuno
    • Akio HosoiAtsushi NagataKatsunobu SakaneTetsuya TakamoriHitoshi YamamotoTakanori Mizuno
    • B60R21/20B60R21/203B62D1/04B62D1/10B05G1/10B25G3/00
    • B60R21/203B62D1/04B62D1/10Y10T403/125Y10T403/4682Y10T403/7033Y10T74/20834
    • The steering wheel assembly disclosed herein is mountable on a steering shaft and includes at least a bolt, a boss, and a steering wheel body. The boss is adapted to be fitted on the steering shaft and includes a cylindrical portion and a yoke portion formed integrally with the cylindrical portion. The cylindrical portion has a boss serration corresponding to a serration of the steering shaft. The yoke portion has through holes formed near both ends thereof. The steering wheel body includes a ring core bar, spoke core bars coupled to the ring core bar, sheaths covering the ring core bar and spoke core bars, and a pad formed integrally with the sheaths. Part of the spoke core bars are connected to the boss. The bolt has and external thread that is receivable by the through holes and engageable with internal threads of at least one of the through holes so as to permit the boss, to which the steering wheel body is connected, to be fixed on the steering shaft. The boss includes a boss body and flange formed integrally with the boss body. The boss body includes the cylindrical and yoke portions. The boss flange has a larger area than the yoke portion and is embedded in the spoke core bars.
    • 本文公开的方向盘组件可安装在转向轴上,并且至少包括螺栓,凸台和方向盘主体。 凸台适于安装在转向轴上,并且包括与圆柱形部分一体形成的圆柱形部分和轭形部分。 圆柱形部分具有对应于转向轴的锯齿的凸台锯齿。 轭部具有形成在其两端附近的通孔。 方向盘主体包括环形芯棒,联接到环形芯棒的辐条芯棒,覆盖环形芯棒和辐条芯棒的护套以及与护套一体形成的垫。 辐条芯棒的一部分连接到凸台。 螺栓具有可由通孔接收并与至少一个通孔的内螺纹接合的外螺纹,以允许方向盘主体连接到的凸台固定在转向轴上。 凸台包括与凸台本体一体形成的凸台本体和凸缘。 凸台主体包括圆柱形和轭形部分。 凸起凸缘具有比轭部更大的面积并且嵌入在辐条芯棒中。