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    • 3. 发明授权
    • Charging device and image forming apparatus containing the charging
device
    • 包含充电装置的充电装置和图像形成装置
    • US5634179A
    • 1997-05-27
    • US302068
    • 1994-09-07
    • Yoshio UmedaTeruyuki NakaToshiki YamamuraSeiichi SuzukiJunichi Nawama
    • Yoshio UmedaTeruyuki NakaToshiki YamamuraSeiichi SuzukiJunichi Nawama
    • G03G15/02
    • G03G15/0266G03G15/0216
    • A charging device for charging a moving photoconductor. The charging device includes a charging member, an electric power supply for applying a voltage to the charging member, and a light exposing device, such as a LED for exposing surfaces of the charging member and the photoconductor in a closing region where the surfaces of the charging member and the photoconductor move closer to each other. The charging member is a blade having a transparent layer for guiding a light beam from the LED to the closing region and a shading layer for shading the light beam to a contacting region and a separating region. The contacting region is where the surfaces of the charging member and the photoconductor contact, and the separating region is where the surfaces of the charging member and the photoconductor gradually separate from each other. The LED is disposed in the vicinity of an end of the transparent layer opposite to the other end in the closing region in a section parallel to the moving direction of the photoconductor.
    • 一种用于对移动的感光体进行充电的充电装置。 充电装置包括充电构件,用于向充电构件施加电压的电源以及诸如用于将充电构件和感光体的表面暴露于其中的充电构件和感光体的表面的光曝光装置, 充电构件和感光体彼此靠近移动。 充电构件是具有用于将来自LED的光束引导到关闭区域的透明层的刮板,以及用于将光束遮蔽到接触区域和分离区域的遮光层。 接触区域是充电构件和感光体的表面接触的地方,并且分离区域是充电构件和感光体的表面彼此逐渐分离的地方。 在与感光体的移动方向平行的部分中,LED设置在与封闭区域的另一端相反的透明层的端部附近。
    • 5. 发明授权
    • Information recording/reproducing apparatus and method
    • 信息记录/再现装置和方法
    • US06496323B1
    • 2002-12-17
    • US09381443
    • 1999-09-20
    • Yoshio UmedaHiroshi KohsoTatsuhiko InagakiToshiyuki WadaMakoto Kuwamoto
    • Yoshio UmedaHiroshi KohsoTatsuhiko InagakiToshiyuki WadaMakoto Kuwamoto
    • G11B5596
    • G11B5/553G11B5/5582
    • To improve the positioning accuracy which has been limited so far due to a vibration mode of an actuator for positioning a head and increase the capacity of an apparatus by raising the density of tracks for recording or reproducing information. There are provided an information recording/reproducing medium, a head for recording or reproducing information while moving relatively to the information recording/reproducing medium, an actuator for supporting the head and movable in accordance with a command, and a control section for supplying a command to the actuator in accordance with a signal reproduced by the head to control the movement of the actuator, the actuator has at least one vibration mode in addition to a movement mode as a rigid body, and the control section is configured by an internal model including at least one vibration mode of the actuator and has a state estimating section for estimating quantities of states of the vibration mode and rigid-body mode of the actuator in accordance with a controlled variable corresponding to a movement command to the actuator and a controlled-variable generating section for generating a controlled variable in accordance with each estimated quantity of state estimated by the state estimating section.
    • 为了提高由于用于定位头部的致动器的振动模式到目前为止被限制的定位精度,并且通过提高用于记录或再现信息的轨道的密度来增加设备的容量。提供了一种信息记录/再现 介质,用于在相对于信息记录/再现介质移动时记录或再现信息的磁头,用于支撑磁头并根据命令可移动的致动器,以及用于根据信号向致动器提供命令的控制部分 由头部再现以控制致动器的运动,致动器除了作为刚体的运动模式之外还具有至少一个振动模式,并且控制部分由内部模型构成,该内部模型包括致动器的至少一个振动模式,以及 具有用于根据执行器的振动模式和刚体模式的状态估计量的状态估计部分 对应于对致动器的移动指令的控制变量的控制变量生成部,以及根据由状态估计部估计出的各个估计状态量来生成受控变量的受控变量生成部。
    • 6. 发明授权
    • Display device and video viewing system
    • 显示设备和视频观看系统
    • US08917222B2
    • 2014-12-23
    • US13336490
    • 2011-12-23
    • Takahiro KobayashiYoshio Umeda
    • Takahiro KobayashiYoshio Umeda
    • G09G5/00H04N13/04H04N13/00
    • H04N13/341H04N13/122
    • A display device includes: a liquid crystal panel including a display surface on which frame images are displayed; a conversion portion for converting a frame image signal into a first image signal representing an image having a lower resolution and a second image signal representing an image having a higher resolution; and a liquid crystal driver for driving the liquid crystal panel with performing first and second scanning operations of the first and second image signals over pixels of the entire display surface. The liquid crystal driver performs the second scanning operation with targeting a drive luminance value which is set in response to an expected value of an achieved luminance value during the first scanning operation for the pixel of the display surface before the second scanning operation commences, and target luminance value for the pixels defined by the frame image signal.
    • 一种显示装置,包括:液晶面板,包括显示面,显示框架图像; 转换部分,用于将帧图像信号转换为表示具有较低分辨率的图像的第一图像信号和表示具有较高分辨率的图像的第二图像信号; 以及用于通过在整个显示表面的像素上执行第一和第二图像信号的第一和第二扫描操作来驱动液晶面板的液晶驱动器。 液晶驱动器针对在第二扫描操作开始之前针对显示表面的像素的第一扫描操作期间实现的亮度值的期望值而设置的驱动亮度值进行第二扫描操作,并且目标 由帧图像信号定义的像素的亮度值。
    • 7. 发明申请
    • DISPLAY DEVICE AND VIDEO VIEWING SYSTEM
    • 显示设备和视频浏览系统
    • US20120162219A1
    • 2012-06-28
    • US13336490
    • 2011-12-23
    • Takahiro KOBAYASHIYoshio Umeda
    • Takahiro KOBAYASHIYoshio Umeda
    • G09G5/10H04N13/04G06T15/00
    • H04N13/341H04N13/122
    • A display device includes: a liquid crystal panel including a display surface on which frame images are displayed; a conversion portion for converting a frame image signal into a first image signal representing an image having a lower resolution and a second image signal representing an image having a higher resolution; and a liquid crystal driver for driving the liquid crystal panel with performing first and second scanning operations of the first and second image signals over pixels of the entire display surface. The liquid crystal driver performs the second scanning operation with targeting a drive luminance value which is set in response to an expected value of an achieved luminance value during the first scanning operation for the pixel of the display surface before the second scanning operation commences, and target luminance value for the pixels defined by the frame image signal.
    • 一种显示装置,包括:液晶面板,包括显示面,显示框架图像; 转换部分,用于将帧图像信号转换为表示具有较低分辨率的图像的第一图像信号和表示具有较高分辨率的图像的第二图像信号; 以及用于通过在整个显示表面的像素上执行第一和第二图像信号的第一和第二扫描操作来驱动液晶面板的液晶驱动器。 液晶驱动器针对在第二扫描操作开始之前针对显示表面的像素的第一扫描操作期间实现的亮度值的期望值而设置的驱动亮度值进行第二扫描操作,并且目标 由帧图像信号定义的像素的亮度值。
    • 8. 发明申请
    • STEREOSCOPIC DISPLAY SYSTEM, STEREOSCOPIC DISPLAY DEVICE AND GLASSES FOR STEREOSCOPIC VIDEO IMAGE OBSERVATION
    • 立体显示系统,立体显示装置和立体视像图像观察玻璃
    • US20110304712A1
    • 2011-12-15
    • US13203201
    • 2010-11-08
    • Takahiro KOobayashiHiroshi MiyaiSeiji HamadaYoshio Umeda
    • Takahiro KOobayashiHiroshi MiyaiSeiji HamadaYoshio Umeda
    • H04N13/04
    • G02B27/2264H04N13/144H04N13/341H04N13/398
    • Provided are a stereoscopic display device and stereoscopic display system, and a stereoscopic display device and glasses for stereoscopic video image observation, which are capable of reducing flicker attributable to the influence of a fluorescent lamp while preventing increase in crosstalk. Specifically, provided is a stereoscopic display system provided with: a stereoscopic display device which displays left-eye video images and right-eye video images alternatively in terms of time, the left-eye video images and right-eye video images being based on inputted left-eye video signals and right-eye video signals; and glasses for stereoscopic observation which comprise left-eye shutter and right-eye shutter configured to adjust quantities of light passing through the glasses toward the respective left and right eyes, and with which the left-eye video images and right-eye video images are observed. The stereoscopic display system is further provided with: an ambient light detecting unit which detects ambient light surrounding the system; and a shutter controlling unit which, so that changes in quantities of ambient light entering the respective left and right shutters can be reduced, controls quantities of light passing through the respective left and right shutters.
    • 提供了立体显示装置和立体显示系统以及用于立体视觉图像观察的立体显示装置和眼镜,其能够减少由于荧光灯的影响引起的闪烁,同时防止串扰的增加。 具体地,提供了一种立体显示系统,其具有:立体显示装置,其以时间方式交替显示左眼视频图像和右眼视频图像,左眼视频图像和右眼视频图像基于输入 左眼视频信号和右眼视频信号; 以及用于立体观察的眼镜,其包括左眼快门和右眼快门,所述左眼快门和右眼快门被配置为将通过眼镜的光量朝着相应的左眼和右眼调节,并且左眼视频图像和右眼视频图像是 观察到的。 立体显示系统还具有:环境光检测单元,其检测系统周围的环境光; 以及快门控制单元,使得可以减少进入相应的左快门和右快门的环境光量的变化,从而控制通过相应左和右百叶窗的光量。