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    • 31. 发明授权
    • Liquid crystal display apparatus and a temperature compensation method therefor
    • 液晶显示装置及其温度补偿方法
    • US06803899B1
    • 2004-10-12
    • US09621409
    • 2000-07-21
    • Naoki MasazumiMakiko MandaiKatsuhiko Asai
    • Naoki MasazumiMakiko MandaiKatsuhiko Asai
    • G09G336
    • G09G3/3629G09G2300/023G09G2300/0486G09G2320/041
    • Disclosed is a liquid crystal display apparatus including a plurality of chiral nematic liquid crystal display layers stacked on each other. To compensate temperature dependency, a control unit, in accordance with a temperature detected by a temperature detection unit, adjusts at least one of a voltage level and a pulse width of a pulse signal be applied to at least one of the liquid crystal display. In one embodiment, the control unit retrieves the detected temperature before driving the liquid crystal display successively, and commonly uses the detected temperature for the successive drives. In another embodiment, the control unit does not adjust a voltage level nor a pulse width of a first reset pulse signal that is for setting the liquid crystal material to a homeotropic phase regardless of the detected temperature.
    • 公开了一种液晶显示装置,其包括彼此堆叠的多个手征向列型液晶显示层。 为了补偿温度依赖性,控制单元根据由温度检测单元检测的温度调节施加到至少一个液晶显示器的脉冲信号的电压电平和脉冲宽度中的至少一个。 在一个实施例中,控制单元在驱动液晶显示器之前连续检索检测到的温度,并且通常使用检测到的连续驱动器的温度。 在另一个实施例中,无论检测到的温度如何,控制单元都不调整用于将液晶材料设置为垂直相的第一复位脉冲信号的电压电平和脉冲宽度。
    • 32. 发明授权
    • Image-sensing apparatus
    • 图像感测装置
    • US08379126B2
    • 2013-02-19
    • US10963084
    • 2004-10-12
    • Yasushi KusakaTomokazu KakumotoSo YanoKatsuhiko AsaiSatoshi Nakamura
    • Yasushi KusakaTomokazu KakumotoSo YanoKatsuhiko AsaiSatoshi Nakamura
    • H04N5/335H04N5/235
    • H04N5/2355H04N5/235H04N5/2351H04N5/35518
    • When the brightness of a subject detected by a detecting device 4 is higher than a predetermined value, for example 700 [cd/m2], a switching judgment circuit 5 judges that an area sensor (solid-state image-sensing device) 3 should perform logarithmic conversion. In response to this judgment by the switching judgment circuit 5, a switching signal generating circuit 6 outputs a switching signal to instruct the area sensor 3 to perform logarithmic conversion. When the brightness of the subject detected by the detecting device 4 is lower than the predetermined value, for example 700 [cd/m2], a switching judgment circuit 5 judges that the area sensor 3 should perform linear conversion. In response to this judgment by the switching judgment circuit 5, the switching signal generating circuit 6 outputs a switching signal to instruct the area sensor 3 to perform linear conversion.
    • 当由检测装置4检测到的被摄体的亮度高于预定值(例如700 [cd / m2])时,切换判断电路5判断区域传感器(固态图像感测装置)3应当执行 对数转换。 响应于切换判断电路5的判断,切换信号生成电路6输出切换信号,指示区域传感器3进行对数转换。 当由检测装置4检测到的被摄体的亮度低于预定值(例如700 [cd / m2])时,切换判断电路5判断区域传感器3应进行线性转换。 响应于切换判断电路5的判断,切换信号发生电路6输出切换信号,指示区域传感器3进行线性转换。
    • 33. 发明授权
    • Flexible actuator and joint-driving unit using the same
    • 灵活的执行器和联合驱动单元使用它
    • US08256321B2
    • 2012-09-04
    • US12962799
    • 2010-12-08
    • Katsuhiko Asai
    • Katsuhiko Asai
    • B25J17/00B25J17/02B25J18/00
    • B25J17/00F16H21/54F16H23/10F16H33/02Y10T74/18832Y10T74/18992Y10T74/20305Y10T74/20329Y10T74/20335
    • A displacement member can be displaced in a direction substantially perpendicular to a moving direction of a translation member that is held on a base member so as to reciprocatingly move thereon linearly, and an elastic mechanism secured to the base member accumulates and releases elastic energy in accordance with the distance to the displacement member. Protruding members of the translation member are pressed against a transmission member by generated force provided by the energy release from the elastic mechanism; thus, a distance adjusting operation between coupling mechanisms coupling the transmission member and the displacement member is controlled by a control device so that the relative position and relative angle between the displacement member and the transmission member are changed.
    • 位移构件可以在基本上垂直于保持在基座构件上的平移构件的移动方向的方向上移位,以便在其上线性地往复运动,并且固定到基座构件的弹性机构按照 与位移构件的距离。 平移构件的突出构件通过由弹性机构的能量释放提供的生成力压靠传动构件; 因此,通过控制装置控制联接传动构件和位移构件的联接机构之间的距离调节操作,使得位移构件和传动构件之间的相对位置和相对角度改变。
    • 35. 发明申请
    • HYDRAULIC ACTUATOR AND JOINT DRIVING UNIT EMPLOYING THE SAME
    • 液压执行器和联动驱动单元
    • US20100170241A1
    • 2010-07-08
    • US12676163
    • 2009-07-09
    • Katsuhiko Asai
    • Katsuhiko Asai
    • F15B11/20
    • F15B11/186F15B15/02F15B2211/30575F15B2211/7107Y02P80/13
    • There are provided a swash member and a first and second rotational members which are held on a base member through a universal joint mechanism and can rock about two axes out of three orthogonal axes including a center of the mechanism, a pump mechanism for transferring a low-pressure non-compressible fluid in a low-pressure pipe portion to a high-pressure pipe portion filled with a high-pressure non-compressible fluid being pressurized by a pressure accumulation mechanism, a control valve device which controls connection between both the pipe portions and a plurality of rocking-torque generation mechanisms which couple the base member and the swash member to each other and are driven by the fluids for generating a rocking torque to the swash member, and rocking-angle adjustment unit for changing a relative angle between the two rotational members.
    • 提供了一个斜盘和第一和第二旋转构件,其通过万向接头机构保持在基座构件上,并且可以围绕包括机构中心的三个正交轴围绕两个轴线摇摆, 将低压管部分中的不可压缩流体压缩到填充有由压力累积机构加压的高压不可压缩流体的高​​压管部分;控制阀装置,其控制两个管部分之间的连接 以及多个摆动转矩产生机构,其将所述基座部件和所述旋转斜盘部件彼此连结并由所述流体驱动,以向所述旋转斜盘部件产生摆动转矩;以及摇摆角度调整部, 两个旋转构件。
    • 39. 发明授权
    • Liquid crystal display device having a liquid crystal display driven by interlace scanning and/or sequential scanning
    • 具有通过隔行扫描和/或顺序扫描驱动的液晶显示器的液晶显示装置
    • US06954195B2
    • 2005-10-11
    • US09795938
    • 2001-02-28
    • Shuji YonedaMasaaki NakaiEiji YamakawaKiyofumi HashimotoNaoki MasazumiKatsuhiko AsaiKoichi KohriyamaKeizou OchiTakashi KondoHideo HotomiKazuaki OkumuraMakiko Mandai
    • Shuji YonedaMasaaki NakaiEiji YamakawaKiyofumi HashimotoNaoki MasazumiKatsuhiko AsaiKoichi KohriyamaKeizou OchiTakashi KondoHideo HotomiKazuaki OkumuraMakiko Mandai
    • G09G3/36
    • G09G3/3629G09G2300/023G09G2300/0486G09G2310/0227G09G2310/061
    • A display device which has a liquid crystal display which has a plurality liquid crystal pixels arranged in a matrix and which writes an image thereon after resetting the liquid crystal. The method of writing on the liquid crystal display can be selected from driving methods according to interlace scanning in which a frame is divided into a plurality of fields and writing by interlace scanning is performed and driving methods according to sequential scanning in which scanning lines are subjected to writing serially. When high-speed writing is required, for example, when display of a motion picture, display of inputted letters or scroll display is desired, one of the driving methods according to interlace scanning is selected. In interlace scanning, based on the end of a blackout state of a scanning line in a field, selection of a scanning line in the next field for writing is started. Writing on a scanning line comprises a reset step of resetting the liquid crystal, a selection step of selecting the final state of the liquid crystal, an evolution step of stabling the liquid crystal into the selected state, and one of the length of the reset step and the total length of the selection step and the evolution step is n times (n: natural number) the other. For example, when the length of the reset step is n times the total length of the selection step and the evolution step and when a frame is divided into m fields (m: natural number larger than n) for interlace scanning, there is a moment when, in serial m scanning lines, n scanning lines of them are in the reset step, one of them is in the selection step or in the evolution step, and the other m−n−1 scanning lines are in a display step.
    • 一种显示装置,具有液晶显示器,该液晶显示器具有排列成矩阵状的多个液晶像素,并且在复位液晶之后将图像写入其上。 在液晶显示器上写入的方法可以根据隔行扫描的驱动方法选择,其中帧被划分为多个场并且通过隔行扫描进行写入以及根据扫描线所受的顺序扫描的驱动方法 连续写作 当需要高速写入时,例如,当需要显示运动图像,显示输入的字母或滚动显示时,选择根据隔行扫描的驱动方法之一。 在隔行扫描中,基于场中的扫描线的停电状态的结束,开始在下一个字段中的扫描线的选择。 在扫描线上的写入包括复位液晶的复位步骤,选择液晶的最终状态的选择步骤,使液晶稳定到所选状态的演变步骤以及复位步骤的长度之一 并且选择步骤和演进步长的总长度为n倍(n:自然数)。 例如,当复位步长的长度是选择步长和演化步长的总长度的n倍时,并且当将帧分割成用于隔行扫描的m场(m:大于n的自然数)时,存在一瞬间 当在串行m条扫描线中,它们的n条扫描线处于复位步骤时,其中一条扫描线处于选择步骤或演进步骤,其他mn-1条扫描线处于显示步骤。
    • 40. 发明授权
    • Moving member for surface acoustic wave actuator and surface acoustic wave actuator using same
    • 表面声波致动器的移动构件和使用其的表面声波致动器
    • US06710511B2
    • 2004-03-23
    • US10040899
    • 2002-01-09
    • Katsuhiko Asai
    • Katsuhiko Asai
    • H01L4108
    • H02N2/08G11B5/5521G11B5/596G11B7/0937G11B21/02H02N2/0065
    • The present invention aims at providing a moving member for a surface acoustic wave actuator which undergoes little change of phase under the action of a pressing force and which can improve the drive efficiency of the surface acoustic wave actuator, as well as a surface acoustic wave actuator using the moving member. For achieving this object, projection-arranged portions and gap portions are formed in parallel with a surface acoustic wave propagating direction on a contact surface of the moving member for contact with a stationary member in such a manner that the ratio of the width of each of the projection-arranged portions to that of each of the gap portions is in the range of between 1:4 and 1:10. With this configuration, it is possible to suppress the influence of a phase change of a surface acoustic wave having passed the projection-arranged portions. According to this configuration, moreover, it becomes possible to increase the pressing force for pushing the moving member against the stationary member and hence possible to increase the drive force. Thus, there is obtained a moving member for a surface acoustic wave actuator capable of attaining both saving of electric power and improvement of a drive force and hence capable of improving the drive efficiency of the actuator.
    • 本发明的目的在于提供一种用于表面声波致动器的移动构件,其在压力作用下几乎没有相位变化,并且可以提高表面声波致动器的驱动效率,以及表面声波致动器 使用移动构件。 为了实现该目的,突出部分和间隙部分在与静止部件接触的移动部件的接触表面上以表面声波传播方向平行地形成,使得每个的宽度的比率 与每个间隙部分的突出部分的突出部分在1:4和1:10之间的范围内。 通过该结构,能够抑制通过突起配置部的表面声波的相位变化的影响。另外,根据该结构,能够增加将移动部件推压的压力 从而可能增加驱动力。 因此,获得了能够实现电力节省和提高驱动力的表面声波驱动器的移动部件,能够提高致动器的驱动效率。