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    • 1. 发明申请
    • Electrophoretic display device
    • 电泳显示装置
    • US20060262081A1
    • 2006-11-23
    • US10555265
    • 2004-05-03
    • Guofu ZhouPeter DuineRogier Hendrikus CortieMark Johnson
    • Guofu ZhouPeter DuineRogier Hendrikus CortieMark Johnson
    • G09G3/34
    • G09G3/344G09G2300/08G09G2300/0842G09G2310/0254G09G2310/06G09G2310/068G09G2320/0204G09G2320/0247
    • A display device comprises electrophoretic particles, a display element comprising a pixel electrode and a counter electrode between which a portion of the electrophoretic particles are present and a controller for supplying a drive signal to the electrodes to bring the display element in a predetermined black or white state, corresponding to the image information to be displayed. In order to improve the refresh time of the display, the controller is further arranged for supplying a preset signal preceding the drive signal comprising a preset pulse having an energy sufficient to release the electrophoretic particles at a first position near one of the two electrodes corresponding to a black state, but too low to enable the particles to reach a second position near the other electrode corresponding to a white state. The duration of the preset pulses is less than 19 msec, preferably between 1 and 10 msec. Setting the duration of the preset pulses to less than 19 msec reduced visible flicker F.
    • 显示装置包括电泳粒子,显示元件包括像素电极和相对电极,在该对电极之间存在电泳颗粒的一部分,以及用于向电极提供驱动信号以使显示元件处于预定的黑色或白色的控制器 状态,对应于要显示的图像信息。 为了提高显示器的刷新时间,控制器进一步被布置为提供驱动信号之前的预设信号,该预设信号包括具有足够的能量的预置脉冲,以将电泳颗粒释放在对应于两个电极的两个电极之一附近的第一位置 黑色状态,但是太低,不能使颗粒到达对应于白色状态的另一个电极附近的第二位置。 预设脉冲的持续时间小于19毫秒,优选在1和10毫秒之间。 将预设脉冲的持续时间设置为小于19毫秒,减少可见闪烁F.
    • 2. 发明申请
    • Electrophoretic display panel
    • 电泳显示面板
    • US20060038928A1
    • 2006-02-23
    • US10535285
    • 2003-10-29
    • Guofu ZhouMark JohnsonPeter Duine
    • Guofu ZhouMark JohnsonPeter Duine
    • G02F1/13
    • G09G3/344G02F1/167G09G3/2014G09G2310/0251G09G2310/06G09G2310/066G09G2310/068G09G2320/0247G09G2320/0252
    • The electrophoretic display panel (1), for displaying a picture, has drive means (100) which are arranged for controlling the potential difference of each picture element (2) to be a preset potential difference having a predetermined duration and subsequently to be a picture potential difference having an actual duration in the range between a smallest duration and a largest duration. For the display panel (1) to be able to provide a relatively high picture quality even when the interval available for controlling both the preset potential differences and the picture potential differences is constant and in the range between 100 ms and 200 ms, the drive means (100) are further arranged for controlling for each picture element (2) of at least a number of the picture elements (2) having smaller durations of the picture potential differences than the largest duration, the preset potential difference to have an additional duration, which is chosen in a range from larger than zero to equal to a difference between the largest duration and the actual duration of the picture potential difference.
    • 用于显示图像的电泳显示面板(1)具有驱动装置(100),其被配置为将每个图像元素(2)的电位差控制为具有预定持续时间的预设电位差,并且随后成为图像 电位差具有在最小持续时间和最大持续时间之间的范围内的实际持续时间。 为了使显示面板(1)能够提供相对高的图像质量,即使可用于控制预设电位差和图像电位差的间隔是恒定的,并且在100ms和200ms之间的范围内,驱动装置 (100)进一步布置成用于控制具有比最大持续时间更短的图象电位差持续时间的至少多个像素(2)的每个像素(2),预设电位差具有附加持续时间, 其选择在大于零的范围内,等于图像电位差的最大持续时间和实际持续时间之间的差。
    • 3. 发明申请
    • Driving circuit and driving method for an electrophoretic display
    • 电泳显示器的驱动电路和驱动方法
    • US20060244714A1
    • 2006-11-02
    • US10558736
    • 2004-05-19
    • Guofu ZhouPeter DuineMark JohnsonNeculai Ailenei
    • Guofu ZhouPeter DuineMark JohnsonNeculai Ailenei
    • G09G3/34
    • G09G3/344G09G2300/08G09G2310/0205G09G2310/061G09G2310/065G09G2310/068
    • A driving circuit for an electrophoretic display has a plurality of pixels (18) of an electrophoretic material which comprises charged particles (8, 9). The pixels (18) are associated with a respective first electrode (6) and second electrode (5, 5′) which present a drive voltage (VD) to the pixels (18) to at least enable the charged particles (8, 9) to occupy one of two limit positions between the first electrode (6) and the second electrode (5, 5′). The driving circuit comprises an addressing circuit (16, 10) which generates the drive voltage (VD) by applying between the first electrode (6) and the second electrode (5, 5′): (i) an reset pulse (RE) which has an energy content sufficient or larger than required for the charged particles (8, 9) to reach one of the limit positions, and (ii) a shaking pulse (SP1) which at least partially overlaps the reset pulse (RE). The shaking pulse SP1 has, during the reset pulse (RE), at least partially a level with an opposite polarity than a level of the reset pulse (RE). The shaking pulse (SPI) comprises at least one preset pulse (PR) having an energy sufficient to release the charged particles (8, 9) present in one of the limit positions, but insufficient to enable said particles (8, 9) to reach the other one of the limit positions.
    • 电泳显示器的驱动电路具有包含带电粒子(8,9)的电泳材料的多个像素(18)。 像素(18)与相应的第一电极(6)和向像素(18)提供驱动电压(VD)的至少使得带电粒子(8,9)的第二电极(5,5')相关联, 以占据第一电极(6)和第二电极(5,5')之间的两个极限位置之一。 驱动电路包括通过施加在第一电极(6)和第二电极(5,5')之间产生驱动电压(VD)的寻址电路(16,10):(i)复位脉冲(RE) 具有足够或大于带电粒子(8,9)达到极限位置之一所需的能量含量,和(ii)与复位脉冲(RE)至少部分重叠的摇动脉冲(SP 1)。 在复位脉冲(RE)期间,抖动脉冲SP 1至少部分地具有与复位脉冲(RE)的电平相反极性的电平。 抖动脉冲(SPI)包括至少一个预设脉冲(PR),其具有足以释放存在于一个极限位置中的带电粒子(8,9)的能量,但不足以使所述粒子(8,9)达到 另一个极限位置。
    • 5. 发明申请
    • Electrophoretic Display Panel
    • 电泳显示面板
    • US20080042928A1
    • 2008-02-21
    • US11573279
    • 2005-07-25
    • Lucas SchlangenMark JohnsonPatrick BaesjouPeter Duine
    • Lucas SchlangenMark JohnsonPatrick BaesjouPeter Duine
    • G09G3/34G02F1/167
    • G09G3/3446G09G2300/0452G09G2310/061G09G2320/0233
    • For the electrophoretic display panel (1) to be able to have a pixel (2) which is able to have a relative large number of different attainable optical states for displaying a picture, even if the pixel (2) has three electrodes, the electrophoretic display panel (1) has a pixel (2) and drive means (100); the pixel (2) has an electrophoretic medium (5) having first and second charged particles (6,7), the first and the second particles (6,7) having opposite polarity and dissimilar optical properties and being able to occupy positions in the pixel (2), a first, a second and a reset electrode (11,12,13) for receiving potentials, and an optical state depending on the positions of the particles (6,7) in the pixel (2); the drive means (100) are arranged for controlling a sequence of the potentials received by the electrodes (11,12,13) for enabling the first and the second particles (6,7) to occupy their positions for displaying the picture, the sequence comprising first particles positioning potentials for enabling the first particles (6) to occupy a position for displaying the picture, subsequently second particles reset potentials for enabling the second particles (7) to occupy a position near the reset electrode (13) and for preventing the first particles (6) from substantially changing their contribution to the optical state of the pixel (2), subsequently second particles positioning potentials for enabling the second particles (7) to occupy a position for displaying the picture and for preventing the first particles (6) from substantially changing their contribution to the optical state of the pixel (2).
    • 为了使电泳显示面板(1)能够具有能够具有相对大量不同的可获得的光学状态用于显示图像的像素(2),即使像素(2)具有三个电极,电泳 显示面板(1)具有像素(2)和驱动装置(100); 像素(2)具有具有第一和第二带电粒子(6,7)的电泳介质(5),第一和第二粒子(6,7)具有相反的极性和不同的光学特性,并能够占据位置 用于接收电位的像素(2),第一,第二和复位电极(11,12,13),以及取决于像素(2)中的颗粒(6,7)的位置的光学状态; 驱动装置(100)被布置用于控制由电极(11,12,13)接收的电位序列,以使第一和第二颗粒(6,7)能够占据其用于显示图像的位置,序列 包括用于使所述第一颗粒(6)占据用于显示图像的位置的第一颗粒定位电位,随后的第二颗粒重置电位,以使得所述第二颗粒(7)能够占据所述复位电极(13)附近的位置,并且用于防止 第一颗粒(6)基本上改变其对像素(2)的光学状态的贡献,随后第二颗粒定位电位以使得第二颗粒(7)能够占据用于显示图像的位置并且用于防止第一颗粒(6 )基本上改变其对像素(2)的光学状态的贡献。
    • 6. 发明申请
    • ELECTROPHORETIC DISPLAY PANEL
    • 电子显示面板
    • US20070206271A1
    • 2007-09-06
    • US10599007
    • 2005-03-11
    • Alwin VerschuerenPeter DuineMark JohnsonPatrick BaesjouLucas SchlangenEduard Niessen
    • Alwin VerschuerenPeter DuineMark JohnsonPatrick BaesjouLucas SchlangenEduard Niessen
    • G02F1/167
    • G02F1/167
    • The electrophoretic display panel (1) for displaying a picture has a pixel (2) having an electrophoretic medium (5) having first and second charged particles (6,7), the first charged particles (6) having a first optical property, the second charged particles (7) having a second optical property different from the first optical property, and an optical state depending on positions of the particles (6,7). Furthermore, particle movement means (10,11,100) are arranged to enable a picture movement of the first and the second particles (6,7) to their respective position for displaying the picture, and particles movement decoupling means are arranged to provide unequal abilities of the first and the second particles (6,7) to move for substantially decoupling the picture movement of the first particles (6) from the picture movement of the second particles (7). For the display panel (1) to be able to have an attainable optical state for displaying the picture which is unequal to the optical state determined by the mixture of the first and the second particles (6,7), even if the particles (6,7) have substantially equal intrinsic electrophoretic mobilities, the particles movement decoupling means (24,25) are arranged to provide unequal interactions of the first and the second particles (6,7) with their respective surroundings for providing the unequal abilities of the first and the second particles (6,7) to move.
    • 用于显示图像的电泳显示面板(1)具有具有具有第一和第二带电粒子(6,7)的电泳介质(5)的像素(2),第一带电粒子(6)具有第一光学特性, 具有与第一光学特性不同的第二光学特性的第二带电粒子(7)和取决于粒子(6,7)的位置的光学状态。 此外,颗粒运动装置(10,11,100)被布置成使得第一和第二颗粒(6,7)的图像移动到其用于显示图像的相应位置,并且颗粒运动解耦装置被布置成提供不均匀的能力 移动第一和第二颗粒(6,7)以使第一颗粒(6)的图像移动与第二颗粒(7)的图像移动基本上分离。 为了使显示面板(1)能够具有用于显示不同于由第一和第二颗粒(6,7)的混合物确定的光学状态的图像的可获得的光学状态,即使颗粒(6) ,7)具有基本上相等的固有电泳迁移率,颗粒运动解耦装置(24,25)被布置成提供第一和第二颗粒(6,7)与它们各自的环境的不相等的相互作用,以提供第一和第二颗粒 并且第二颗粒(6,7)移动。
    • 7. 发明申请
    • Line-at-a-time foil display
    • 线上一次性箔片显示
    • US20070008260A1
    • 2007-01-11
    • US10557343
    • 2004-05-14
    • Ramon Van GorkomPeter DuineVolker SchoemannRuediger LangeSiebe De Zwart
    • Ramon Van GorkomPeter DuineVolker SchoemannRuediger LangeSiebe De Zwart
    • G09G3/34
    • G09F9/372G02B26/02
    • A display device comprising a light guide (12), a front plate (14), and an intermediate electromechanically operable foil (16). Two electrode layers (22, 23) are arranged on either side of the foil (16) to induce electrostatic forces on the foil (16) and to bring selected portions of the foil into contact with the light guide (12), thereby extracting light from the light guide (12). The second electrode layer (22) is arranged on the opposite side of the light guide (12) with reference to the foil (16), and separated from the light guide (12) by means of a refractive layer (28). As no electrode layer is required on the light guide itself, the light path of rays extracted from the light guide is cleaner, and the absorption of light is reduced. The light guide can have a thickness such that the light extracted from the light guide per unit length is sufficient to allow for line-at-a-time addressing
    • 一种显示装置,包括导光体(12),前板(14)和中间机电操作箔(16)。 两个电极层(22,23)布置在箔(16)的任一侧上以在箔(16)上引起静电力,并使箔的选定部分与光导(12)接触,从而提取光 从光导(12)。 第二电极层(22)相对于箔(16)设置在导光体(12)的相反侧,并且通过折射层(28)与光导(12)分离。 由于在导光体本身不需要电极层,所以从导光体抽出的光线的光路更清洁,并且减少了光的吸收。 光导可以具有这样的厚度,使得从每个单位长度的光导提取的光足以允许一次寻址
    • 8. 发明申请
    • Foil display
    • 箔展示
    • US20060291774A1
    • 2006-12-28
    • US10550883
    • 2004-03-26
    • Volker SchoellmannTijsbert Mathieu CreemersPeter DuineJohannes MarraAndrea Giraldo
    • Volker SchoellmannTijsbert Mathieu CreemersPeter DuineJohannes MarraAndrea Giraldo
    • G02B6/26
    • G09G3/3473G09G3/2081G09G2300/0809G09G2300/0823G09G2300/0842G09G2310/061
    • A display device comprising a light guide (12), a back plate (14), a flexible element (15) arranged in between said light guide (12) and said back plate (14), and addressable electrodes (23) for inducing electrostatic forces on said element (15) a for bringing selected portions of said element (15) into contact with said light guide (12), in order to extract light from said light guide (12). The addressable electrodes (23) are arranged only on one of said light guide (12) and said back plate (14), and a biasing force acts on said flexible element (15) in a direction away from said addressable electrodes (23). The voltages required to operate the display will also be lower compared to the conventional foil display. In principle it is feasible to keep the electrode of the flexible element at ground potential while applying 10-20V pulses to the addressable electrodes to overcome the biasing force.
    • 一种显示装置,包括导光体(12),背板(14),布置在所述导光体(12)和所述背板(14)之间的柔性元件(15)和用于诱导静电的可寻址电极(23) 所述元件(15)上的力用于使所述元件(15)的选定部分与所述光导(12)接触,以便从所述光导(12)中提取光。 可寻址电极(23)仅布置在所述光导(12)和所述背板(14)中的一个上,并且偏压力沿远离所述可寻址电极(23)的方向作用在所述柔性元件(15)上。 与常规箔片显示器相比,操作显示器所需的电压也将较低。 原则上,将柔性元件的电极保持在接地电位,同时向可寻址电极施加10-20V脉冲以克服偏置力是可行的。
    • 9. 发明申请
    • Display device comprising a light transmitting first plate and light-absorbing means
    • 显示装置,包括透光第一板和光吸收装置
    • US20060182389A1
    • 2006-08-17
    • US10508453
    • 2003-02-27
    • Peter DuineGerardus Van GorkomHenricus KunnenTijsbert Creemers
    • Peter DuineGerardus Van GorkomHenricus KunnenTijsbert Creemers
    • G02B6/42
    • G02B26/02
    • The display device (1) comprises a light transmitting first plate (2), a second plate (4) facing the first plate (2), a movable element (3) between the first plate (2) and the second plate (4) able to decouple light out of the first plate (2). The first plate (2) has a first surface (40) facing away from the movable element (3) and a second surface (14) facing the movable element (3), and electrodes (5,6,25) on the first plate (2), the second plate (4) and the movable element (3), able to locally bring the movable element (3) into contact with the first plate (2) by applying voltages to the electrodes (5,6,25). Including light absorption means (41), able to absorb light decoupled out of the first plate (2) by the movable element (3), and optical coupling means (43) at at least one of the first and second surface (40, 14) for having light directed into the first plate (2) via the first surface (40), reflected at the second surface (14) and directed out of the first plate (2) via the first surface (40), the display device (1) requires relatively little energy to be operated.
    • 显示装置(1)包括透光第一板(2),面对第一板(2)的第二板(4),在第一板(2)和第二板(4)之间的可移动元件(3) 能够将光从第一板(2)分离。 第一板(2)具有面向可移动元件(3)的第一表面(40)和面对可移动元件(3)的第二表面(14),第一板上的电极(5,6,25) (2),第二板(4)和可动元件(3)能够通过向电极(5,6,25)施加电压来局部地使可动元件(3)与第一板(2)接触, 。 包括能够吸收由可移动元件(3)从第一板(2)分离的光的光吸收装置(41),以及在第一和第二表面(40,14)中的至少一个处的光耦合装置 ),用于经由所述第一表面(40)引导到所述第一板(2)中的光,在所述第二表面(14)处反射并且经由所述第一表面(40)从所述第一板(2)引出,所述显示装置 1)需要相对较少的能量来操作。
    • 10. 发明申请
    • LIGHT GENERATING DEVICE HAVING POLARIZED LIGHT EMITTING WAVEGUIDE PLATE
    • 具有极化发光波导板的发光装置
    • US20060110123A1
    • 2006-05-25
    • US10527952
    • 2003-08-08
    • Peter DuineHugo CornelissenTijsbert CreemersJohannes Marra
    • Peter DuineHugo CornelissenTijsbert CreemersJohannes Marra
    • G02B6/26
    • G02B6/0036G02B6/0031G02B6/0055G02B6/0056
    • The present invention relates to a light generating device comprising a slab light guide (1), at least one light input unit (2) arranged on at least one side (10) of said light guide (1) comprising at least one light source (20) and a light incoupling means (21) for coupling light into said light guide (1), and at least one light output unit (3) arranged on at least one side (11) of said light guide (1). In order to provide a device that provides polarized light of a high homogeneity the light output unit (3) according to the present invention comprises a polarized light emitting waveguide plate (31) for selectively coupling light of a first polarization state out of said light guide (1). The present invention further relates to a display device, in particular an LCD, comprising a light generating device according to the invention.
    • 本发明涉及一种发光装置,其包括平板导光体(1),布置在所述导光体(1)的至少一侧(10)上的至少一个光输入单元(2),包括至少一个光源 20)和用于将光耦合到所述光导(1)中的光耦合装置(21)和布置在所述光导(1)的至少一个侧面(11)上的至少一个光输出单元(3)。 为了提供提供高均匀性的偏振光的装置,根据本发明的光输出单元(3)包括偏振光发射波导板(31),用于选择性地将所述光导体中的第一偏振状态的光耦合 (1)。 本发明还涉及包括根据本发明的发光装置的显示装置,特别是LCD。