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    • 1. 发明授权
    • Driving method for liquid crystal device
    • 液晶装置的驱动方法
    • US6072455A
    • 2000-06-06
    • US923403
    • 1997-09-06
    • Eriko MatsuiNobue KataokaAkio Yasuda
    • Eriko MatsuiNobue KataokaAkio Yasuda
    • G02F1/137G02F1/133G02F1/1333G02F1/141G09G3/36
    • G09G3/3629G09G2310/061G09G2310/065G09G2320/0209
    • A driving method for a liquid crystal device includes the steps of providing a first substrate with a unidirectionally aligned data electrode group and a second substrate with a select-electrode group aligned perpendicularly to the data electrode; applying a select pulse to the select electrodes; and providing a pause corresponding to at least one line before a data-pulse sequence is applied to the data-electrode group. The select pulse can be synchronized with the data-pulse sequence by shifting them a half line relative to each other so that the select pulse and the data pulse have opposite polarity in relation to each other. Alternatively, the select pulse is applied while the data pulse sequence is applied to the data electrode group. In the latter case, the time and/or voltage is determined so as to offset the effects of the reversed electric field generated during switching of the liquid crystal.
    • 液晶装置的驱动方法包括以下步骤:提供具有单向排列数据电极组的第一衬底和具有与数据电极垂直排列的选择电极组的第二衬底; 对选择电极施加选择脉冲; 并且在将数据脉冲序列应用于数据电极组之前提供对应于至少一行的暂停。 选择脉冲可以与数据脉冲序列同步,通过将它们相对于彼此移动一半,使得选择脉冲和数据脉冲相对于彼此具有相反的极性。 或者,当将数据脉冲序列施加到数据电极组时施加选择脉冲。 在后一种情况下,确定时间和/或电压以抵消在液晶切换期间产生的反向电场的影响。
    • 3. 发明授权
    • Liquid crystal element having polarization moderating properties
    • 具有偏振调节特性的液晶元件
    • US06297865B1
    • 2001-10-02
    • US09037757
    • 1998-03-10
    • Eriko MatsuiNobue KataokaTakashi IwamuraHidehiko TakanashiAkio Yasuda
    • Eriko MatsuiNobue KataokaTakashi IwamuraHidehiko TakanashiAkio Yasuda
    • G02F11337
    • G02F1/133734G02F1/141G02F2001/133796
    • A liquid crystal element improved to reduce hysteresis and after-image by relaxing electronic polarization at an interface between liquid crystal and an orientation film, and hence to enhance an image quality and realize smooth display of a dynamic image irrespective of a material of liquid crystal. The liquid crystal element includes a plurality of base bodies each having a liquid crystal orientation film, the base bodies being opposed to each other on the orientation film side with a specific gap put therebetween; and liquid crystal disposed in the gap; wherein each of the orientation films has a property capable of relaxing polarization at an interface with the liquid crystal. The liquid crystal orientation film may be composed of an orientation film having low polarization such as a SiOx oblique vapor-deposition film or may be composed of a stacked film in which a thin film having low polarization and capable of relaxing polarization at an interface with the liquid crystal or an organic complex having an electric conductivity of 1.2×10−8 S/cm or more is stacked on an orientation film.
    • 通过在液晶和取向膜之间的界面处放松电子偏振来改善液晶元件,以减少滞后和后图像,从而提高图像质量,并且实现动态图像的平滑显示,而与液晶材料无关。 液晶元件包括多个基体,每个基体具有液晶取向膜,基体在取向膜一侧彼此相对,并且在其间具有特定的间隙; 和设置在间隙中的液晶; 其中每个取向膜具有能够在与液晶的界面处缓和偏振的性质。 液晶取向膜可以由SiO x倾斜蒸镀膜等具有低偏振度的取向膜构成,也可以由层叠膜构成,其中具有低偏振度的薄膜,并且能够在与 将液晶或电导率为1.2×10 -8 S / cm以上的有机络合物层叠在取向膜上。
    • 5. 发明授权
    • Functional molecular device
    • 功能分子装置
    • US07679080B2
    • 2010-03-16
    • US11571135
    • 2005-06-23
    • Eriko MatsuiNobuyuki MatsuzawaAkio YasudaOliver Harnack
    • Eriko MatsuiNobuyuki MatsuzawaAkio YasudaOliver Harnack
    • H01L51/30
    • B82Y30/00B82Y10/00H01L27/283H01L51/005H01L51/0067H01L51/0512H01L51/0583H01L51/0595Y10S977/731Y10S977/791Y10S977/94Y10S977/943
    • A functional molecular device displaying its functions under the action of an electrical field is provided. A Louis base molecule, exhibiting positive dielectric constant anisotropy or exhibiting dipole moment along the long-axis direction of the Louis base molecule, is arrayed in the form of a pendant on an electrically conductive linear or film-shaped principal-axis molecule of a conjugated system, via a metal ion capable of acting as a Louis acid. The resulting structure is changed in conformation on application of an electrical field to exhibit its function. The electrically conductive linear or film-shaped principal-axis molecule and the Louis base molecule form a complex with the metal ion. On application of the electrical field, the Louis base molecule performs a swinging movement or a seesaw movement to switch the electrical conductivity of the principal-axis molecule. This molecule exhibits electrical characteristics which may be reversed depending on whether or not the molecule has been subjected to electrical field processing. A molecular device having a function equivalent to one of CMOS may be produced from one and the same material.
    • 提供了在电场作用下显示其功能的功能分子装置。 在路易斯碱分子的长轴方向显示出正介电常数各向异性或显示偶极矩的路易斯碱基分子以共轭的导电线性或膜状主轴分子的侧基的形式排列 系统,通过能够作为路易斯酸的金属离子。 所产生的结构在施加电场以表现其功能的结构上改变。 导电线性或膜状主轴分子和路易斯碱分子与金属离子形成络合物。 在施加电场时,路易斯碱分子进行摆动运动或跷跷板运动以切换主轴分子的导电性。 该分子表现出电特性,其可以根据分子是否经受电场加工而反转。 具有与CMOS之一相当的功能的分子器件可以由同一材料制造。
    • 9. 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。
    • 10. 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。