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公开(公告)号：JP2011039534A
公开(公告)日：2011-02-24
申请号：JP2010206277
申请日：2010-09-15
Applicant: Pixtronix Inc , ピクストロニクス,インコーポレイテッド
Inventor： HAGOOD NESBITT W , STEYN JASPER LODEWYK
CPC classification number: G09G3/3433 , B81B3/0054 , B81B2201/032 , B81B2201/038 , B81B2201/045 , B81B2203/051 , G02B26/02 , G02B26/0841 , G09G2300/0809 , G09G2310/0262
Abstract: PROBLEM TO BE SOLVED: To provide a mechanically operable display which includes a bi-stable mechanism and is mechanically driven at a low voltage for reduced electric power consumption. SOLUTION: The invention relates to MEMS-based display devices. In particular, the display devices may include actuators having two mechanically compliant electrodes. In addition, bi-stable shutter assemblies included in the display devices and means for supporting shutters in shutter assemblies are disclosed. COPYRIGHT: (C)2011,JPO&INPIT
Abstract translation: 要解决的问题：提供一种机械可操作的显示器，其包括双稳态机构，并且以低电压机械驱动以降低电力消耗。 解决方案：本发明涉及基于MEMS的显示装置。 特别地，显示装置可以包括具有两个机械柔性电极的致动器。 此外，公开了包括在显示装置中的双稳态快门组件和用于在快门组件中支撑快门的装置。 版权所有（C）2011，JPO＆INPIT
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公开(公告)号：JP2014186116A
公开(公告)日：2014-10-02
申请号：JP2013060071
申请日：2013-03-22
Applicant: Pixtronix Inc , ピクストロニクス,インコーポレイテッド
Inventor： KAJIYAMA KENTA , MATSUMOTO KATSUMI , NAKAGAWA HIDEKI , KURANAGA TAKAHIDE , MORITA TAKEOMI
CPC classification number: G09G3/3406 , G02B26/02 , G09G3/2022 , G09G3/3433 , G09G2300/0823 , G09G2300/0842 , G09G2300/0852 , G09G2300/0857 , G09G2300/0861 , G09G2310/0254 , G09G2310/0262 , G09G2310/06 , H04N9/30
Abstract: PROBLEM TO BE SOLVED: To provide a movable shutter image display device free from deterioration of mechanical shutters.SOLUTION: A display device has a plurality of pixels, each having a mechanical shutter which includes a shutter electrode and a pair of first and second control electrodes provided for the shutter electrode, and displays images by electrically controlling positions of the shutter electrodes. The display device has discharge periods and display periods. During the display period, the shutter electrode, the first control electrode, and the second control electrode are supplied with a low level drive voltage VL or a high level drive voltage VH which is higher than the low level drive voltage VL. During the discharge period, voltage Vs supplied to the shutter electrode, voltage Vp1 supplied to the first control electrode, and voltage Vp2 supplied to the second control electrode satisfy conditions expressed as: |Vs-Vp1|≤(VH-VL)/10, |Vs-Vp2|≤(VH-VL)/10.
Abstract translation: 要解决的问题：提供一种没有机械快门损坏的活动快门图像显示装置。解决方案：显示装置具有多个像素，每个像素具有机械快门，其包括快门电极和一对第一和第二控制电极 提供用于快门电极，并且通过电控制快门电极的位置来显示图像。 显示装置具有放电周期和显示周期。 在显示期间，快门电极，第一控制电极和第二控制电极被提供有低于低电平驱动电压VL的低电平驱动电压VL或高电平驱动电压VH。 在放电期间，提供给快门电极的电压Vs，提供给第一控制电极的电压Vp1和提供给第二控制电极的电压Vp2满足表示为：| Vs-Vp1 |≤（VH-VL）/ 10的条件， | Vs的-VP2 |≤（VH-VL）/ 10。
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公开(公告)号：JP2014182333A
公开(公告)日：2014-09-29
申请号：JP2013058022
申请日：2013-03-21
Applicant: Pixtronix Inc , ピクストロニクス,インコーポレイテッド
Inventor： KURANAGA TAKAHIDE , ITOGA TOSHIHIKO , FUJIYOSHI JUN
IPC: G09G3/20 , G02B26/02 , G09F9/00 , G09F9/30 , G09G3/34 , H01L21/336 , H01L29/786
CPC classification number: G02B26/02 , G02F1/136209 , G02F2001/136245 , G09G3/3433 , H01L27/124 , H01L29/78633 , H01L29/78648
Abstract: PROBLEM TO BE SOLVED: To correct change in Vgs-Id characteristics, which arises when a p-MOS transistor and an n-MOS transistor are turned on for a prolonged period of time, using metallic films that function as light shielding layers or reflective layers.SOLUTION: A display device includes a plurality of pixels and CMOS circuits, in each of which a p-MOS transistor has a first light shielding layer located opposite to a gate electrode thereof with a semiconductor layer in between and an n-MOS transistor has a second light shielding layer located opposite to a gate electrode thereof with the semiconductor layer in between. The first light shielding layer and the second light shielding layer comprise conductive layers to which predetermined voltages are fed. The display device has means 1 for adjusting the voltage level fed to the first light shielding layer to adjust Vgs-Id characteristics of the p-MOS transistor, and means 2 for adjusting the voltage level fed to the second light shielding layer to adjust Vgs-Id characteristics of the n-MOS transistor, where Id represents drain current and Vgs represents gate-source voltage.
Abstract translation: 要解决的问题：为了校正当p-MOS晶体管和n-MOS晶体管长时间导通时产生的Vgs-Id特性的变化，使用用作遮光层或反射层的金属膜 解决方案：显示装置包括多个像素和CMOS电路，其中每个像素和CMOS电路中的每一个，p-MOS晶体管具有与其栅电极相对的第一遮光层，其间具有半导体层，并且n-MOS晶体管具有 与其栅电极相对的第二遮光层，其间具有半导体层。 第一遮光层和第二遮光层包括供给预定电压的导电层。 显示装置具有用于调节馈送到第一遮光层的电压电平以调整p-MOS晶体管的Vgs-Id特性的装置1，以及用于调节馈送到第二遮光层的电压电平以调整Vgs-Id特性的装置2， Id-Id特性，其中Id表示漏极电流，Vgs表示栅源电压。
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公开(公告)号：JP2014178559A
公开(公告)日：2014-09-25
申请号：JP2013053203
申请日：2013-03-15
Applicant: Pixtronix Inc , ピクストロニクス,インコーポレイテッド
Inventor： MORITA TAKEOMI , ITOGA TOSHIHIKO , NAKAGAWA HIDEKI
CPC classification number: G02B26/0841 , B81B3/0086 , B81B2201/047 , B81B2203/0109 , B81B2203/0163 , B81B2203/0307 , B81B2207/07 , H01L2924/0002 , H01L2924/00
Abstract: PROBLEM TO BE SOLVED: To provide a pixel failure-free display device by preventing a situation where shutters of pixels become inoperative.SOLUTION: A pixel includes a shutter drive section having: first springs connected to a shutter plate; first anchor sections, each holding an end of the respective first springs; second springs, each positioned such that at least one end thereof is in the proximity of the respective first springs to have electrostatic force acting therebetween; second anchor sections for holding respective second springs; first wiring for providing a predetermined electrical potential to the first anchor sections; second wiring for providing a predetermined electrical potential to the second anchor sections; and a connection layer provided between the first anchor sections and the first wiring and between the second anchor sections and the second wiring. The connection layer is made of a material which remains conductive even after being oxidized, a conductive material which makes non-rectifying contact with silicon, or a material which reacts with silicon to form a silicide.
Abstract translation: 要解决的问题：通过防止像素快门失效的情况来提供无像素故障的显示装置。解决方案：一个像素包括一个快门驱动部分，其具有连接到快门板的第一弹簧; 第一锚定部分，每个锚固部分各自保持相应的第一弹簧的端部; 第二弹簧，每个定位成使得其至少一个端部处于相应的第一弹簧附近，以在其间作用静电力; 用于保持相应的第二弹簧的第二锚定部分; 用于向所述第一锚固部分提供预定电势的第一布线; 用于向所述第二锚定部分提供预定电位的第二布线; 以及设置在所述第一锚固部和所述第一配线之间以及所述第二锚定部和所述第二配线之间的连接层。 连接层由即使被氧化后保持导电的材料，与硅形成非整流接触的导电材料或与硅反应形成硅化物的材料制成。
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公开(公告)号：JP2014178537A
公开(公告)日：2014-09-25
申请号：JP2013053034
申请日：2013-03-15
Applicant: Pixtronix Inc , ピクストロニクス,インコーポレイテッド
Inventor： ADACHI MASAYA
Abstract: PROBLEM TO BE SOLVED: To provide a display device in which the electric power consumption of a backlight is suppressed, and a control method of the same.SOLUTION: A display device comprises: a backlight having light emission parts of a plurality kinds of colors; and a display panel for displaying an image by controlling the transmission quantity of light emitted by the backlight. The display device is of a color sequential drive type by which light emission parts of the plurality kinds of colors are sequentially emitted during one field period displaying images for one picture. Duty ratios of the light emission parts of the plurality kinds of colors are determined so that the sum of average electric power consumptions of the light emission parts of the plurality kinds of colors is reduced than when duty ratios of the light emission parts of the plurality kinds of colors are equal on the basis of duty ratio dependence of the average electric power consumptions in a condition that chromaticity of light emitted from the backlight during one field period and the amount of the light are made to be predetermined constant values.
Abstract translation: 要解决的问题：提供抑制背光的电力消耗的显示装置及其控制方法。显示装置包括：具有多种颜色的发光部分的背光; 以及显示面板，用于通过控制由背光源发射的光的透射量来显示图像。 该显示装置是一种颜色顺序驱动型，通过该颜色顺序驱动方式，在一个场周期期间顺序地发射多种颜色的发光部分，显示一幅图像的图像。 确定多种颜色的发光部分的占空比，使得多种颜色的发光部分的平均电力消耗的总和比多种类型的发光部分的占空比小 在一个场周期中从背光发出的光的色度和光量成为预定的常数值的条件下，基于平均电力消耗的占空比依赖性，颜色相等。
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Patent Agency Ranking
公开(公告)号：JP2014178455A
公开(公告)日：2014-09-25
申请号：JP2013051967
申请日：2013-03-14
Applicant: Pixtronix Inc , ピクストロニクス,インコーポレイテッド
Inventor： ANDO NAOHISA , KAWANAKAKO HIROSHI , TAKAHASHI KOHEI
IPC: G02B26/02
CPC classification number: G02B26/02 , B81B3/0008 , G02B26/08 , G02B26/0841
Abstract: PROBLEM TO BE SOLVED: To provide electrical continuity between a substrate having shutters thereon and an opposing substrate.SOLUTION: A first substrate 10 is provided with shutters 28 for controlling transmission and blockage of light, drive sections 52 for driving the shutters 28, and protruded portions 62, each having a plurality of side surfaces 66 rising from the first substrate 10 so as to surround a predetermined space, where each of the shutters 28, drive sections 52, and protruded portions 62 has a laminated structure comprising a first conductive film 54 and an insulating film 16. An outermost layer of each of the plurality of side surfaces 66 is the insulating film 16 covering the first conductive film 54 and includes an opening 68 that exposes a portion of the first conductive film 54. A conductive particle 70 is provided in a predetermined space surrounded by the plurality of side surfaces 66 such that the conductive particle 70 is in contact with the portions of the first conductive film 54 exposed through the openings 68 on the plurality of side surfaces 66 on the first substrate 10 side, and with a second conductive film 22 on a second substrate 12 side.
Abstract translation: 要解决的问题：提供具有快门的基板和相对基板之间的电连续性。解决方案：第一基板10设置有用于控制光的传输和阻挡的快门28，用于驱动快门28的驱动部分52和突出的 部分62具有从第一基板10上升到围绕预定空间的多个侧表面66，其中快门28，驱动部分52和突出部分62中的每一个具有包括第一导电膜54的层压结构 绝缘膜16.多个侧面66中的每一个的最外层是覆盖第一导电膜54的绝缘膜16，并且包括露出第一导电膜54的一部分的开口68.导电粒子70是 设置在由多个侧面66包围的预定空间中，使得导电粒子70与第一侧面的部分接触 导电膜54通过第一基板10侧上的多个侧表面66上的开口68暴露，并且在第二基板12侧具有第二导电膜22。
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公开(公告)号：JP2014142491A
公开(公告)日：2014-08-07
申请号：JP2013011022
申请日：2013-01-24
Applicant: Pixtronix Inc , ピクストロニクス,インコーポレイテッド
Inventor： KAJIYAMA KENTA , AKIMOTO HAJIME , MATSUMOTO KATSUMI , KURANAGA TAKAHIDE
CPC classification number: G09G3/3473 , G09G2300/0842 , G09G2310/0262 , G09G2310/061 , G09G2330/027
Abstract: PROBLEM TO BE SOLVED: To prevent an image finally displayed from being observed when a power supply is turned off, in a movable shutter-system image display device.SOLUTION: The display device comprises a plurality of pixels each including a mechanical shutter, the mechanical shutter including a shutter electrode and first and second control electrodes provided to be paired with the shutter electrode and electrically controls the position of the shutter electrode, to display an image. When the power supply is turned off, a switching element is turned on, a reference voltage is inputted to the shutter electrode, the first control electrode, and the second control electrode, and then, the power supply is turned off. The reference voltage is a ground voltage, a power supply voltage whose potential is higher than that of the ground voltage, or an arbitrary voltage between the ground voltage and the power supply voltage whose potential is higher than that of the ground voltage.
Abstract translation: 要解决的问题：为了防止在电源关闭时终止显示的图像，在可移动快门系统图像显示装置中。解决方案：显示装置包括多个像素，每个像素包括机械快门，机械快门 快门，其包括快门电极和设置成与快门电极配对并且电控制快门电极的位置的第一和第二控制电极，以显示图像。 当电源关闭时，开关元件导通，将参考电压输入到快门电极，第一控制电极和第二控制电极，然后关闭电源。 参考电压是接地电压，电位高于接地电压的电源电压，或接地电压与电位高于接地电压的电源电压之间的任意电压。
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公开(公告)号：JP2014142405A
公开(公告)日：2014-08-07
申请号：JP2013009187
申请日：2013-01-22
Applicant: Pixtronix Inc , ピクストロニクス,インコーポレイテッド
Inventor： KURANAGA TAKAHIDE , MATSUMOTO KATSUMI , MIYAMOTO MITSUHIDE
CPC classification number: G09G3/3433 , G09G3/3453 , G09G2300/0434 , G09G2300/0465 , G09G2300/0814 , G09G2300/0852 , G09G2300/0876 , G09G2320/0252
Abstract: PROBLEM TO BE SOLVED: To provide: a pixel circuit which reduces the number of transistors required to control MEMS shutters, and shortens write time to pixels; and a display device equipped therewith.SOLUTION: Provided is a pixel circuit equipped with: a first transistor; a first capacitor; and a shutter unit. One end of the first capacitor is connected to an actuation power source, and the other end of the first capacitor is connected to the shutter unit and one end of the first transistor. The other end of the first transistor is connected to a common electrode.
Abstract translation: 要解决的问题：提供：减少控制MEMS百叶窗所需的晶体管数量的像素电路，缩短对像素的写入时间; 以及配备其的显示装置。解决方案：提供一种像素电路，其配备有：第一晶体管; 第一电容器; 和快门单元。 第一电容器的一端连接到致动电源，第一电容器的另一端连接到快门单元和第一晶体管的一端。 第一晶体管的另一端连接到公共电极。
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公开(公告)号：JP2012234211A
公开(公告)日：2012-11-29
申请号：JP2012186782
申请日：2012-08-27
Applicant: Pixtronix Inc , ピクストロニクス,インコーポレイテッド
Inventor： HAGOOD NESBITT W , MCALLISTER ABRAHAM , LEWIS STEPHEN , BARTON ROGER
CPC classification number: G02B26/02 , G09G3/3433 , G09G2300/08 , G09G2300/0842 , G09G2300/0885 , G09G2310/0251 , G09G2310/0262 , G09G2310/063
Abstract: PROBLEM TO BE SOLVED: To provide a display which can be driven at high speed and at low voltage, and can be mechanically actuated for improved image quality and reduced power consumption.SOLUTION: The invention relates to a method and an apparatus for forming images on a display by using a control matrix to control movement of MEMS-based light modulators.
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公开(公告)号：JP2012215906A
公开(公告)日：2012-11-08
申请号：JP2012170314
申请日：2012-07-31
Applicant: Pixtronix Inc , ピクストロニクス,インコーポレイテッド
Inventor： HAGOOD NESBITT W , BARTON ROGER
IPC: G03B21/14 , G02F1/13357 , G09F9/37
CPC classification number: G02B6/0043 , G02B6/0046 , G02B6/0061 , G02B6/0078 , G02B26/02
Abstract: PROBLEM TO BE SOLVED: To provide a lower power display having improved luminous efficiency.SOLUTION: An improve apparatus and method for spatial light modulation using an optical cavity having both a front reflection surface and a back reflection surface is disclosed. A light transmission area is formed in the front reflection surface for applying the spatial modulation to light.
Abstract translation: 要解决的问题：提供具有改善的发光效率的低功率显示器。 公开了一种使用具有前反射面和背反射面的光腔的空间光调制的改进装置和方法。 在前反射面中形成光透射区域，用于将空间调制应用于光。 版权所有（C）2013，JPO＆INPIT
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