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    • 1. 发明申请
    • APPARATUS AND PROCESS FOR FABRICATING ARTIFICIAL OPAL FILMS
    • 制造人造OPAL膜的设备和工艺
    • US20110014380A1
    • 2011-01-20
    • US12736275
    • 2009-03-25
    • Hiroshi FudojiTsutomu SawadaKenji Kitamura
    • Hiroshi FudojiTsutomu SawadaKenji Kitamura
    • B05D3/12B05C11/02B05C11/00
    • G02B6/13B82Y20/00B82Y40/00G02B1/005G02B6/1225
    • The invention has for its object to provide an apparatus and process for fabricating an artificial opal film having a uniform thickness yet a large area, and provides an artificial opal film fabrication apparatus, in which a substrate (S1) coated with a suspension film (S2) having fine particles dispersed in it is located in a stage (10), and a dispersive medium of the suspension is evaporated off thereby crystallizing the fine particles to fabricate an artificial opal film, characterized by comprising a scraper (20) for adjusting the thickness of the suspension film, and a stage (10) that is movable relative thereto in a constant horizontal direction, wherein the substrate attached to that stage is positioned such that when the stage (10) moves horizontally, the thickness of the suspension film (S2) coated on that substrate (S1) and in an uncrystalliation state is controlled by the scraper (20), and crystallization by evaporation of the dispersive medium of the suspension is set off after the suspension film (S2) has passed the scraper (20). See FIG. 8.
    • 本发明的目的是提供一种制造均匀厚度大面积的人造蛋白石薄膜的装置和方法,并提供一种人造蛋白石制造装置,其中涂覆有悬浮膜(S2 )分散在阶段(10)中,并将悬浮液的分散介质蒸发掉,从而使微细颗粒结晶以制造人造蛋白石膜,其特征在于包括用于调节厚度的刮刀(20) 和能够沿恒定水平方向相对于其移动的台架(10),其中安装在该台架上的基板定位成使得当台架(10)水平移动时,悬挂膜(S2 )并且处于非结晶状态的刮刀由刮刀(20)控制,通过蒸发悬浮液的分散介质而结晶 使悬挂膜(S2)通过刮刀(20)。 参见图。 8。
    • 5. 发明申请
    • Method for forming polarization reversal
    • 形成极化反转的方法
    • US20110197432A1
    • 2011-08-18
    • US13066737
    • 2011-04-22
    • Futoshi YamamotoJunichiro IchikawaSatoshi OikawaSunao KurimuraKenji Kitamura
    • Futoshi YamamotoJunichiro IchikawaSatoshi OikawaSunao KurimuraKenji Kitamura
    • H01F7/06
    • G02F1/3558Y10T29/4902
    • A method for forming a ferroelectric spontaneous polarization reversal in a desired region of a ferroelectric substrate includes the steps of forming, for the desired region of the surface of the ferroelectric substrate, an electrode pattern or a mask pattern composed of aggregates of micropatterns, and then applying a given voltage into the desired region. The configuration of the micropatterns can be a stripe-shaped pattern, an ellipse-shaped pattern, a hexagon-shaped pattern, a network pattern, or a double cross shaped pattern. The method can further include the steps of generating many nucleuses by using the electrode pattern or the mask pattern composed of the aggregates of micropatterns, forming another electrode pattern or another mask pattern corresponding to the desired region, and then applying a given voltage into the desired region to generate a ferroelectric spontaneous polarization reversal around the nucleuses.
    • 在铁电基板的所需区域中形成铁电自发极化反转的方法包括以下步骤:对于铁电体基板的表面的期望区域,形成由微图案的聚集体构成的电极图案或掩模图案,然后 将给定电压施加到所需区域。 微图案的构造可以是条形图案,椭圆形图案,六边形图案,网状图案或双十字形图案。 该方法还可以包括通过使用由微图案的聚集体形成的电极图案或掩模图案,形成另一电极图案或对应于期望区域的另一掩模图案,然后将给定电压施加到期望的 区域以产生围绕核的铁电自发极化反转。
    • 7. 发明申请
    • Wavelength conversion element having multi-gratings and light generating apparatus using said element, and wavelength conversion element having cylindrical ferroelectric single crystals and light generating apparatus using said element
    • 具有多光栅的波长转换元件和使用所述元件的发光装置,以及具有圆柱形铁电单晶体的波长转换元件和使用所述元件的发光装置
    • US20070127107A1
    • 2007-06-07
    • US10575535
    • 2004-11-19
    • Kenji KitamuraSunao KurimuraMasaru NakamuraShunji Takekawa
    • Kenji KitamuraSunao KurimuraMasaru NakamuraShunji Takekawa
    • G02B26/00G02F1/00G02F1/01
    • G02F1/37G02F2001/3507G02F2001/3548G02F2202/20
    • A wavelength conversion element having multi-gratings free from damage propagation and a light generating apparatus using it, and a wavelength conversion element having multi-gratings to make a thermal distribution centrosymmetric, and being free from damage propagation, are provided. The wavelength conversion element is realized by comprising a holder and plural prismatic ferroelectric single crystals disposed in the holder, wherein plural prismatic ferroelectric single crystals have at least five planes; the aspect ratios of planes perpendicular to respective longitudinal directions of the plural prismatic ferroelectric single crystals are virtually unity; and each of the plural prismatic ferroelectric single crystals has a domain inversion structure with a predetermined period in the direction perpendicular to the polarization direction thereof, and is arranged in a way that said direction perpendicular to the polarization direction is the same as those of the other crystals. In addition, the element is realized by selecting ferroelectric material from a group comprising lithium niobate, lithium tantalate, impurity-doped lithium niobate, and impurity-doped lithium tantalate, each with virtually stoichiometric composition, and processing it into the cylindrical ferroelectric single crystal with a virtually completely round cross-section.
    • 提供了具有不受损伤传播的多光栅的波长转换元件和使用它的发光装置,以及具有多光栅以实现热分布中心对称,并且没有损伤传播的波长转换元件。 波长转换元件通过包括保持器和设置在保持器中的多个棱柱铁电单晶实现,其中多个棱柱铁电单晶具有至少五个平面; 垂直于多个棱柱铁电单晶的纵向方向的平面的纵横比实际上是一致的; 并且多个棱柱铁电单晶中的每一个具有在垂直于其偏振方向的方向上具有预定周期的畴反转结构,并且以与偏振方向垂直的方向与其他方向相同的方式 晶体。 此外,该元件通过从包含铌酸锂,钽酸锂,杂质掺杂的铌酸锂和杂质掺杂的钽酸锂的组中选择铁电材料来实现,每个具有实质上的化学计量组成,并且将其加工成圆柱形铁电单晶, 一个几乎完全圆形的横截面。