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    • 1. 发明授权
    • Control element having liquid layer attainable to geometrically uneven
state in response to electrical signal
    • 具有响应于电信号可达到几何不平坦状态的液体层的控制元件
    • US4030813A
    • 1977-06-21
    • US641821
    • 1975-12-17
    • Tadao KohashiToshiharu Kurosawa
    • Tadao KohashiToshiharu Kurosawa
    • G02B26/02G05D25/00
    • G02B26/004
    • A device comprising a support member of a solid material, a liquid material in intimate contact with and supported by the support member and an electrical means for creating an electric field having an electric vector in a direction parallel to the interface between the two materials to cause an electroosmotic movement of a portion of the liquid material and a resulting patterned unevenness of the configuration of the liquid material, wherein the liquid material contains a derivative of silane or siloxane which has a functional group having chemical affinity with solid organic materials useful as the support member, typified by vinyl, methacryloxy, cycloepoxy, mercapto and chlorine radicals, and/or another functional group having chemical affinity with inorganic materials useful as the support member, typified by alkoxyl group. When the solid and liquid materials are transparent, the device functions as an electrically controllable optical lens.
    • 一种装置,包括固体材料的支撑构件,与支撑构件紧密接触并由支撑构件支撑的液体材料,以及用于在与两种材料之间的界面平行的方向上产生具有电向量的电场的电气装置,以产生 液体材料的一部分的电渗运动和液体材料的结构的图案化不均匀性,其中液体材料含有硅烷或硅氧烷的衍生物,其具有与用作载体的固体有机材料具有化学亲和性的官能团 以乙烯基,甲基丙烯酰氧基,环氧基,巯基和氯基为代表的成员,和/或与用作支持体的无机材料具有化学亲和性的另一官能团,以烷氧基为代表。 当固体和液体材料是透明的时,该装置用作电可控的光学透镜。
    • 6. 发明授权
    • Method and apparatus for color conversion
    • 用于颜色转换的方法和装置
    • US5428465A
    • 1995-06-27
    • US928373
    • 1992-08-12
    • Katsuhiro KanamoriOsamu YamadaHideto MotomuraToshiharu KurosawaTeruo Fumoto
    • Katsuhiro KanamoriOsamu YamadaHideto MotomuraToshiharu KurosawaTeruo Fumoto
    • G03F3/08H04N1/60H04N1/46
    • H04N1/6016
    • The present invention relates to a method and apparatus applied to a widely-used and high-speed color conversion which is utilized in a color printer, a color display apparatus and the like, and provides a novel three-dimensional interpolation operation by use of a triangle-pole shaped interpolation unit-space. Input color signals R,G, and B are converted into lightness signal Y and chromaticity signals Cr, Cb which constitute a three-dimensional space. This three-dimensional space is dissected into rectangular parallelopipeds and is further divided into two prisms having base planes parallel to the chromaticity plane CrCb. A prism judging section 207 judges which of prisms an input color is involved in. There are provided a plurality of color conversion table memories 210.about.215 which store output values corresponding to input values constituting respective points of the prism and difference values of mutual output colors and further difference values of mutual difference values. Stored data in respective color conversion table memories 210.about.215 are weighted by lower-bit signals 205, 206 of the input color signals in multipliers 219, 220, 226, 227, and 230. Then, these data are added in adders 220, 221, 228, 229, and 231 so as to accomplish a linear interpolation using output values of six vertices which constitute the prism.
    • 本发明涉及一种应用于彩色打印机,彩色显示装置等中的广泛使用和高速色彩转换的方法和装置,并且通过使用 三角形插值单元空间。 输入颜色信号R,G和B被转换为构成三维空间的亮度信号Y和色度信号Cr,Cb。 该三维空间被解剖为长方体形,并被进一步分成具有平行于色度平面CrCb的基面的两个棱镜。 棱镜判断部分207判断涉及棱镜的输入颜色。多个颜色转换表存储器210差分存储器210存储对应于构成棱镜的各个点的输入值的输出值和相互输出颜色的差值 以及相互差值的其他差值。 在乘法器219,220,226,227和230中的输入彩色信号的低位信号205,206对相应的颜色转换表存储器210差分215中的存储数据进行加权。然后,这些数据被加到加法器220,221 ,228,229,231,以便使用构成棱镜的六个顶点的输出值来实现线性插值。
    • 10. 发明申请
    • Image processing method and program for processing image
    • 图像处理方法和图像处理程序
    • US20050254094A1
    • 2005-11-17
    • US10466603
    • 2002-01-22
    • Yasuhiro KuwaharaToshiharu Kurosawa
    • Yasuhiro KuwaharaToshiharu Kurosawa
    • G06F3/12G06T5/00H04N1/40H04N1/405H04N1/46H04N1/409H04N1/52H04N1/58
    • H04N1/4053
    • The invention relates to error distribution processing used for two-valued or multi-valued reproduction on a system recording or displaying a gradation image with several levels. The texture by error distribution processing is suppressed and the granularity of an image is controlled minutely. An accumulation error for the target pixel position is separated into first correction accumulation error and second correction accumulation error, the first correction accumulation error is added to data level of target pixel to generate correction level, multi-valuation level of correction level is determined, difference between correction level and multi-valued level is calculated, multi-valuation error is added to the second correction accumulation error to calculate correction multi-valuation error, error distribution value corresponding to unprocessed pixel adjacent to the target pixel is computed from correction multi-valuation error using a specific distribution coefficient, and the results and the accumulation error are added together to update the accumulation error.
    • 本发明涉及用于记录或显示具有几个等级的灰度图像的系统上的二值或多值再现的误差分布处理。 通过误差分布处理的纹理被抑制,并且图像的粒度被微小地控制。 目标像素位置的累积误差被分成第一校正累积误差和第二校正累积误差,第一校正累加误差被加到目标像素的数据电平以产生校正电平,校正电平的多值估计水平被确定 计算校正电平和多值电平之间的多值估计误差,以计算校正多值估计误差,对应于与目标像素相邻的未处理像素的误差分布值由校正多值估计 使用特定分布系数的误差,并将结果和累积误差相加在一起以更新累积误差。