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    • 31. 发明授权
    • Optical device using photonics
    • 使用光子学的光学器件
    • US06438298B1
    • 2002-08-20
    • US09616687
    • 2000-07-14
    • Eriko MatsuiAkira IshibashiYoshifumi Mori
    • Eriko MatsuiAkira IshibashiYoshifumi Mori
    • G02B626
    • G02B6/2852G02B6/125
    • An optical device includes a plurality of first optical waveguides (or optical fibers) arranged in the horizontal direction; a plurality of second optical waveguides (or optical fibers) arranged on the same plane as the plane on which the first optical waveguides (or optical fibers) are arranged, the second optical waveguides (or optical fibers) being perpendicular or nearly perpendicular to the first optical waveguides (or optical fibers); and elements to be excited by light rays waveguided in the first and second optical waveguides(or optical fibers), the elements being arranged at crossing portions at which the first and second optical waveguides (or optical fibers) cross each other. In this display, the elements to be excited are selected for each line by intensities of light rays in the first optical waveguides (or optical fibers) functioning as horizontal waveguides (or optical fibers), and light rays in the second waveguides (or optical fibers) functioning as vertical waveguides (or optical fibers) are modulated in intensity on the basis of data signals, and the data signal light rays whose intensities have been modulated are extracted to the outside via the selected elements to be excited.
    • 光学装置包括沿水平方向布置的多个第一光波导(或光纤); 布置在与其上布置有第一光波导(或光纤)的平面相同的平面上的多个第二光波导(或光纤),第二光波导(或光纤)垂直于或几乎垂直于第一光波导 光波导(或光纤); 以及要在第一和第二光波导(或光纤)中波导的光线激发的元件,元件布置在第一和第二光波导(或光纤)彼此交叉的交叉部分。 在该显示中,通过用作水平波导(或光纤)的第一光波导(或光纤)中的光线的强度,针对每一行选择要激发的元件,并且第二波导(或光纤)中的光线 )作为垂直波导(或光纤)的功能在数据信号的基础上进行强度调制,并且已经调制了强度的数据信号光线经由被激励的选定元件提取到外部。
    • 32. 发明授权
    • Liquid crystal element and manufacture thereof
    • 液晶元件及其制造
    • US06320635B1
    • 2001-11-20
    • US09245374
    • 1999-02-05
    • Eriko Matsui
    • Eriko Matsui
    • G02F1141
    • G02F1/133734G02F1/133711G02F1/141Y10T428/1005
    • Disclosed is a liquid crystal element capable of reducing the threshold voltage value, temperature-dependence on light transmittance, and hysteresis phenomenon. The liquid crystal element basically includes a pair of substrates each having a liquid crystal orientation film, wherein the surface sides, on which the liquid crystal orientation films are formed, of the substrates are opposed to each other with a specific gap put therebetween and a liquid crystal is arranged in the gap. The liquid crystal orientation film includes: a SiOx obliquely vapor-deposited film (x: positive number less than 2); and a polyvinyl alcohol based thin film stacked on the obliquely vapor-deposited film to a thickness of 0.1 &mgr;m or less (the concentration of the polyvinyl alcohol based water solution is 1 wt % or less) allowed to keep irregularities of oblique pillars of the obliquely vapor-deposited film. Accordingly, it is possible to sufficiently exhibit the orientation of a liquid crystal due to the shapes of the SiOx pillars and obtain the compatibility between polyvinyl alcohol and the liquid crystal material (that is, reduction in anchoring force, and suppression in polarization and interaction between the liquid crystal and SiOx).
    • 公开了能够降低阈值电压值,与光透射率的温度依赖性和滞后现象的液晶元件。 液晶元件基本上包括一对基板,每个基板具有液晶取向膜,其中形成有液晶取向膜的表面侧彼此相对,并且在其间具有特定间隙,并且液体 晶体布置在间隙中。 液晶取向膜包括:SiO x斜蒸镀膜(x:小于2的正数); 和层叠在斜向蒸镀膜上的聚乙烯醇类薄膜,其厚度为0.1μm以下(聚乙烯醇系水溶液的浓度为1重量%以下),能够保持倾斜的倾斜柱的凹凸 蒸镀膜。 因此,可以充分发挥由于SiO x柱的形状而导致的液晶的取向,并且可以获得聚乙烯醇与液晶材料之间的相容性(即,锚固力的降低,极化中的抑制和极化之间的相互作用 液晶和SiOx)。
    • 35. 发明授权
    • Liquid crystal composition, production thereof, and liquid crystal
element made therewith
    • 液晶组合物,其制造方法和由此制成的液晶元件
    • US5938972A
    • 1999-08-17
    • US859272
    • 1997-05-20
    • Akio YasudaEriko Matsui
    • Akio YasudaEriko Matsui
    • C09K19/52C09K19/54
    • C09K19/52C09K19/54
    • Disclosed herein are a liquid crystal composition which has a low viscosity and exhibits a high response speed while keeping the characteristic properties (e.g., orientation and switching performance) required of liquid crystal materials, a liquid crystal element based on said liquid crystal composition, and a process for producing said liquid crystal composition. The liquid crystal composition contains a clathrate compound of liquid crystal molecules with cyclodextrin or a derivative thereof. The clathrate compound functions to increase the free volume of liquid crystal molecules. The liquid crystal composition is prepared by dissolving in a solvent a liquid crystal and cyclodextrin (or a derivative thereof), thereby forming a clathrate compound and adding this clathrate compound to a base liquid crystal material.
    • 本发明公开了一种液晶组合物,其具有低粘度并且表现出高响应速度,同时保持了液晶材料所需的特性(例如取向和切换性能),基于所述液晶组合物的液晶元件和 所述液晶组合物的制造方法。 液晶组合物含有液晶分子与环糊精或其衍生物的包合物。 包合物的作用是增加液晶分子的自由体积。 通过在溶剂中溶解液晶和环糊精(或其衍生物)制备液晶组合物,从而形成包合物,并将该包合物加入到基础液晶材料中。
    • 36. 发明授权
    • Liquid crystal optical device
    • 液晶光学器件
    • US5844651A
    • 1998-12-01
    • US728918
    • 1996-10-11
    • Dirk ReimerEriko MatsuiAkio YasudaAkiyuki FukushimaAtsushi Yoshizawa
    • Dirk ReimerEriko MatsuiAkio YasudaAkiyuki FukushimaAtsushi Yoshizawa
    • G02F1/137C09K19/02G02F1/13G02F1/141G02F1/1333
    • C09K19/0225G02F1/141
    • An object of the present invention is to provide a liquid crystal display device such as an FLC display which is significantly reduced for the temperature dependence of the liquid crystal properties. A liquid crystal optical device 31 in which a plurality of transparent substrates 2a, 2b are opposed to each other at a predetermined gap 32, with transparent electrodes 3a, 3b and liquid crystal alignment films 4a, 4b being disposed, respectively, to the opposing surfaces and ferroelectric liquid crystal (FLC) 30 is disposed in the gap 32, wherein the ferroelectric liquid crystal 30 has a layer texture 30A, and the change of the layer tilt angle is less than 3.degree. within an entire temperature range in the smectic C* phase. An atom group substituted and introduced with a fluorine atom is bonded to a chiral molecular skeleton of a ferro electric liquid crystal molecule, and the atom group substituted and introduced with a fluorine atom has a fluorinated phenylene ring, wherein said liquid crystal material has a uniform texture achieved by applying rectangular electric pulses while slowly cooling from an isotropic phase to a low temperature smectic A phase, followed by application of bipolar electric pulses while cooling to room temperature.
    • 本发明的目的是提供一种液晶显示装置,如液晶显示器,液晶显示器的温度依赖性显着降低。 其中多个透明基板2a,2b以预定间隙32彼此相对的液晶光学装置31,透明电极3a,3b和液晶取向膜4a,4b分别设置在相对表面 并且铁电液晶(FLC)30设置在间隙32中,其中铁电液晶30具有层结构30A,并且在层状C *的整个温度范围内层倾斜角的变化小于3°, 相。 被氟原子取代并引入的原子团与铁电液晶分子的手性分子骨架结合,被氟原子取代并引入的原子团具有氟化亚苯基环,其中所述液晶材料具有均匀的 通过施加矩形电脉冲同时缓慢地从各向同性相冷却到低温近晶A相,然后在冷却至室温的同时施加双极电脉冲来实现。