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    • 33. 发明授权
    • Liquid crystal display device and method for driving the same
    • 液晶显示装置及其驱动方法
    • US5805130A
    • 1998-09-08
    • US425469
    • 1995-04-20
    • Kunihiko YamamotoShinya TakahashiHiroyuki FurukawaSadahiko YasukawaYasukuni YamaneYutaka Ishii
    • Kunihiko YamamotoShinya TakahashiHiroyuki FurukawaSadahiko YasukawaYasukuni YamaneYutaka Ishii
    • G09G3/36
    • G09G3/3625
    • In a liquid crystal display device having a simple matrix liquid crystal display panel including a plurality of scanning electrodes disposed in parallel with each other and a plurality of data electrodes disposed in parallel with each other so as to cross the scanning electrodes, the scanning electrodes are divided into a predetermined number of sub-groups, and each sub-group is successively driven by utilizing an orthogonal function. For a selection, a signal having an electric potential of .+-.Vr, which is a selection pulse string according to the orthogonal function, is applied to the respective scanning electrodes as a scanning electrode driving signal. For a non-selection, a signal having an electric potential of 0 is applied to the respective scanning electrodes as the scanning electrode driving signal. On the other hand, a data electrode driving signal having an electric potential proportional to a sum of products of a display pattern and the scanning electrode driving signal is applied to the respective data electrodes. A bias value "A", which is a proportional constant therefor, is set in a predetermined range. Thus, a uniform display with a high contrast enabling a fast response can be realized while suppressing a frame response phenomenon and display inconsistencies.
    • 在具有包括彼此平行设置的多个扫描电极的简单矩阵型液晶显示面板和与扫描电极交叉的并列配置的多个数据电极的液晶显示装置中,扫描电极 分成预定数量的子组,并且通过利用正交函数连续地驱动每个子组。 对于选择,将作为根据正交函数的选择脉冲串的电位为+/- Vr的信号作为扫描电极驱动信号施加到各个扫描电极。 对于不选择,将具有0的电位的信号作为扫描电极驱动信号施加到各个扫描电极。 另一方面,具有与显示图案和扫描电极驱动信号的乘积之和成比例的电位的数据电极驱动信号被施加到各个数据电极。 将其为其比例常数的偏置值“A”设定在预定范围内。 因此,可以在抑制帧响应现象和显示不一致性的同时,实现具有高对比度的均匀显示,从而实现快速响应。
    • 35. 发明授权
    • Optical multiplexer and demultiplexer module including multiplexing and
demultiplexing filter film
    • 光复用器和解复用器模块包括复用和解复用滤光片
    • US5479547A
    • 1995-12-26
    • US322569
    • 1994-10-13
    • Tatsuro KunikaneTetsuo WatanabeSadayuki MiyataHiroyuki FurukawaYoshimitsu Sakai
    • Tatsuro KunikaneTetsuo WatanabeSadayuki MiyataHiroyuki FurukawaYoshimitsu Sakai
    • G02B6/293G02B6/12G02B6/34G02B6/42G02B6/28
    • G02B6/12007G02B6/4246G02B2006/12109
    • A compact size optical multiplexer and demultiplexer module. The optical multiplexer and demultiplexer module includes a multiplexing and demultiplexing film disposed on an end surface of a waveguide substrate, having an optical waveguide formed thereon, on which surface an input and output end of the optical waveguide appears. The multiplexing and demultiplexing film transmits a light beam of wavelength .lambda..sub.1 and reflects a light beam of wavelength .lambda..sub.2. A first optical fiber is disposed such that a light beam with the wavelength .lambda..sub.1 propagated therethrough is coupled to the input and output end of the waveguide substrate after being transmitted through the multiplexing and demultiplexing film and the second optical fiber is disposed such that a light beam with the wavelength .lambda..sub.2 propagated therethrough is coupled to the first optical fiber after being reflected by the multiplexing and demultiplexing film. A light beam with the wavelength .lambda..sub.1 from the first optical fiber is transmitted through the multiplexing and demultiplexing film and sent to a photodiode and a light beam with the wavelength .lambda..sub.1 from a laser diode is transmitted through the multiplexing and demultiplexing film and sent to the first optical fiber. A light beam with the wavelength .lambda..sub.2 from the second optical fiber is reflected by the multiplexing and demultiplexing film and sent to the first optical fiber.
    • 紧凑型光复用器和解复用器模块。 光复用器和解复用器模块包括设置在波导基板的端面上的复用和解复用膜,其上形成有光波导,在该表面上出现光波导的输入和输出端。 复用和解复用膜透射波长为λ1的光束并反射波长为λ2的光束。第一光纤被布置成使得通过其传播波长λ1的光束被耦合到输入和输出端 在通过复用和解复用膜和第二光纤传输之后的波导基板被布置成使得经过多路复用和多路分解膜反射后,波长λ2传播的光束被耦合到第一光纤。 来自第一光纤的波长为λ1的光束通过复用和解复用膜传输并发送到光电二极管,并且来自激光二极管的波长λ1的光束通过复用和解复用膜传输并发送到 第一根光纤。 来自第二光纤的波长为λ2的光束被复用和解复用膜反射并发送到第一光纤。
    • 38. 发明授权
    • Image displaying device and method and image processing device and method determining content genre for preventing image deterioration
    • 图像显示装置和方法以及确定用于防止图像劣化的内容类型的图像处理装置和方法
    • US08780267B2
    • 2014-07-15
    • US12440222
    • 2007-04-04
    • Takeshi MoriSeiji KohashikawaHiroyuki FurukawaMasafumi UenoKenichiroh YamamotoTakashi Yoshii
    • Takeshi MoriSeiji KohashikawaHiroyuki FurukawaMasafumi UenoKenichiroh YamamotoTakashi Yoshii
    • H04N7/01H04N11/20
    • H04N5/145G09G3/20G09G3/3611G09G2320/0261G09G2320/106G09G2340/0435H04N7/0112H04N7/0132H04N7/014
    • It is an object to prevent the image quality deterioration of a moving image likely to include a plurality of the same consecutive images such as a movie video and an animation video due to the motion-compensated frame rate conversion (FRC) processing. An image displaying device is provided with an FRC portion (10) for converting the number of frames in an input image signal by interpolating an image signal to which a motion compensation processing has been given between the frames in the input image signal, a genre determining portion (14) for determining whether the input image signal is a predetermined genre, and a controlling portion (15). The FRC portion (10) includes a motion vector detecting portion (11e) for detecting a motion vector between the frames of the input image signal, an interpolating vector evaluating portion (11f) for allocating an interpolating vector between the frames based on the motion vector information, and an interpolating frame generating portion (102) for generating an interpolating frame from the interpolating vector. In the case that the input image signal is relating to a movie or animation, the control portion (15) set the motion vector detected by the motion vector detecting portion (11e) to zero-vector to make the motion compensation processing of the FRC portion (10) ineffective.
    • 由于运动补偿帧速率转换(FRC)处理,所以防止运动图像的图像质量劣化的对象可能包括多个相同的连续图像,例如电影视频和动画视频。 图像显示装置设置有FRC部分(10),用于通过内插输入图像信号中的帧之间已经给出运动补偿处理的图像信号来转换输入图像信号中的帧数,类型确定 用于确定输入图像信号是否是预定类型的部分(14),以及控制部分(15)。 FRC部分(10)包括用于检测输入图像信号的帧之间的运动矢量的运动矢量检测部分(11e),用于基于运动矢量来分配帧之间的内插矢量的内插矢量评估部分(11f) 信息,以及用于从内插向量生成内插帧的内插帧生成部分(102)。 在输入图像信号与电影或动画有关的情况下,控制部(15)将由运动矢量检测部(11e)检测出的运动矢量设定为零矢量,进行FRC部的运动补偿处理 (10)无效。
    • 39. 发明申请
    • MULTI-PRIMARY COLOR DISPLAY DEVICE
    • 多主色彩显示设备
    • US20140152714A1
    • 2014-06-05
    • US14232133
    • 2012-07-12
    • Shinji NakagawaKazuyoshi YoshiyamaHiroyuki FurukawaNaoko KondohYasuhiro Yoshida
    • Shinji NakagawaKazuyoshi YoshiyamaHiroyuki FurukawaNaoko KondohYasuhiro Yoshida
    • G09G5/02
    • G09G5/02G09G3/2003G09G3/3607G09G3/3648G09G2300/0452G09G2340/0457G09G2340/06H04N9/67
    • A multiple primary color display device (100) includes a plurality of pixels (P) located in a matrix including a plurality of rows and a plurality of columns. The plurality of pixels are each formed of a plurality of sub pixels including at least four sub pixel for displaying different primary colors from one another. The multiple primary color display device can sort the plurality of sub pixels which form each of the pixels into n number of virtual pixels (n is an integer of 2 or greater), each of which is formed of two or more sub pixels, and use each of the n number of virtual pixels as a minimum color display unit for providing display. The two or more sub pixels which form each of the n number of virtual pixels include a sub pixel common to another of the n number of virtual pixels. When a line having a width corresponding to the n number of virtual pixels is displayed, two sub pixels which are located at both of two ends, in a width direction, of the line and which display a certain identical primary color to each other have a luminance lower than the luminance that the two sub pixels originally have.
    • 多原色显示设备(100)包括位于包括多行和多列的矩阵中的多个像素(P)。 多个像素分别由包括至少四个子像素的多个子像素形成,用于彼此显示不同的原色。 多原色显示装置可以将形成每个像素的多个子像素分成n个虚拟像素(n是2或更大的整数),每个子像素由两个或更多个子像素形成,并且使用 n个虚拟像素中的每一个作为用于提供显示的最小颜色显示单元。 形成n个虚拟像素中的每一个的两个或更多个子像素包括与n个虚拟像素中的另一个通用的子像素。 当显示具有与n个虚拟像素相对应的宽度的线时,位于线的宽度方向上的两端的两个并且彼此显示一定相同原色的两个子像素具有 亮度低于两个子像素原来具有的亮度。
    • 40. 发明授权
    • Image processing device and method, and image display device and method
    • 图像处理装置及方法,以及图像显示装置及方法
    • US08462266B2
    • 2013-06-11
    • US12529994
    • 2008-04-18
    • Masafumi UenoKenichiroh YamamotoTakashi YoshiiHiroyuki FurukawaYasuhiro YoshidaIkuko Tsubaki
    • Masafumi UenoKenichiroh YamamotoTakashi YoshiiHiroyuki FurukawaYasuhiro YoshidaIkuko Tsubaki
    • H04N7/01H04N11/20
    • G09G3/3611G09G2320/0261G09G2320/106G09G2340/0435H04N5/145H04N7/0132H04N7/014
    • An image processing device and method, and an image display device and method which realizes a high-definition displayed video by reducing motion blur caused by a holding-type display system and reducing motion blurs of the displayed video caused by the time integration effect of an image sensor while suppressing deterioration of an image. The image display device includes a motion vector detection section (101) which detects a motion vector in each predetermined region between the frames of an inputted image signal, and an edge emphasis part (2) which emphasizes the high-frequency component of the inputted image signal and an interpolated image signal generated by an FRC part (100) according to the motion amount of the inputted image signal detected by the motion vector detection section (101). This compensates the high-frequency component attenuated by the time integration effect of the image sensor to reduce the apparent motion blurs to improve the sharpness of the displayed image. By making the degree of edge emphasis of the interpolated image signal smaller than that of the inputted image signal, the sharpness of the displayed image is improved without making the image deterioration of the interpolated image signal distinct.
    • 一种图像处理装置和方法,以及通过减少由保持型显示系统引起的运动模糊来实现高清晰度显示视频的图像显示装置和方法,并且减少了由所述保持型显示系统的时间积分效应引起的所显示的视频的运动模糊 图像传感器,同时抑制图像的劣化。 图像显示装置包括运动矢量检测部(101),其检测输入图像信号的帧之间的每个预定区域中的运动矢量和强调输入图像的高频分量的边缘加重部分(2) 信号和由FRC部分(100)根据由运动矢量检测部分(101)检测的输入图像信号的运动量产生的内插图像信号。 这补偿了由图像传感器的时间积分效应衰减的高频分量,以减少视在运动模糊以提高显示图像的清晰度。 通过使内插图像信号的边缘强调程度小于输入图像信号的边缘强度,可以提高显示图像的清晰度,而不会使内插图像信号的图像劣化不同。