Inventors list

Assignees list

Classification tree browser

Top 100 Inventors

Top 100 Assignees


Changing position or orientation of suspended particles

Subclass of:

359 - Optical: systems and elements

359237000 - OPTICAL MODULATOR

359238000 - Light wave temporal modulation (e.g., frequency, amplitude, etc.)

359290000 - By changing physical characteristics (e.g., shape, size or contours) of an optical element

Patent class list (only not empty are listed)

Deeper subclasses:

Entries
DocumentTitleDate
20130044365METHOD OF PREPARING MONODISPERSE PARTICLE, MONODISPERSE PARTICLE PREPARED BY USING THE METHOD, AND TUNABLE PHOTONIC CRYSTAL DEVICE USING THE MONODISPERSE PARTICLE - A method of preparing a monodisperse particle may include mixing at least two types of monomers in a solvent, placing an initiator in the solvent, and forming a particle having a copolymer shape by polymerizing the at least two types of monomers. The particle may have a size controlled by a content of the at least two types of monomers.02-21-2013
20130044364DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME - A display device includes a driving layer and a displaying layer disposed on the driving layer. The driving layer includes a lower substrate, a number of driving segments and a number of conducting wires. The lower substrate has a first surface. The driving segments and the conducting wires both are disposed on the first surface of the lower substrate. The driving segments are connected to the conducting wires in a one-to-one manner. A line width of each of the conducting wires is less than 50 microns. The display device has a high resolution. A method for manufacturing the display device is also provided.02-21-2013
20100142030COMPONENTS AND METHODS FOR USE IN ELECTRO-OPTIC DISPLAYS - A front plane laminate useful in the manufacture of electro-optic displays comprises, in order, a light-transmissive electrically-conductive layer, a layer of an electro-optic medium in electrical contact with the electrically-conductive layer, an adhesive layer and a release sheet. This front plane laminate can be prepared as a continuous web, cut to size, the release sheet removed and the laminate laminated to a backplane to form a display. Methods for providing conductive vias through the electro-optic medium and for testing the front plane laminate are also described.06-10-2010
20090135469Reflection type display apparatus and method for manufacturing light guide plate - A reflection-type display apparatus that includes cavities dispersed on a light guide plate and is a type of flexible thin film, and a method for manufacturing a light guide plate. The reflection-type display apparatus includes: a reflection-type display; a light source provided on one side of the reflection-type display; a light guide plate bonded to the upper surface of the reflection-type display to scatter light introduced from the light source and having cavities transversely and longitudinally disposed by predetermined intervals on the upper surface thereof; and a film bonded to the upper surface of the light guide plate to protect the upper surface of the light guide plate.05-28-2009
20080259434Complex Pointillistic Printing - A method of printing an image of a three-dimensional object includes printing multiple dots of a colored ink to form an image of the object and printing dots of a transparent ink having a refractive index greater than 1 within the image. The dots of transparent ink local alter the path length of light that shines through the image to create phase variations on the image.10-23-2008
20100085627MICROLENS-ASSISTED BRIGHTNESS ENHANCEMENT IN REFLECTIVE IMAGE DISPLAYS - A reflective display having a light reflector (04-08-2010
20110194170ELECTROPHORETIC DISPLAY DEVICE AND ELECTRONIC APPARATUS - An electrophoretic display device includes: a first substrate; a second substrate arranged to face the first substrate, an electrophoretic element arranged between the first substrate and the second substrate; a plurality of pixel electrodes formed on the surface of the electrophoretic element side of the first substrate; an opposing electrode formed on the surface of the electrophoretic element side of the second substrate and facing the plurality of pixel electrodes; a voltage line formed on the surface of the electrophoretic element side of the first substrate; and a partition wall having conductivity which is arranged between the first substrate and the second substrate and electrically connected to the voltage line.08-11-2011
20130077153MOTOR VEHICLE PART - A motor vehicle part having at least one portion visible from the outside of the part, characterized in that the portion is at least partly covered with an electronic ink suitable for forming a pattern on the portion. A method is also disclosed for manufacturing such a part and a method for manufacturing a subassembly incorporating this part. Another embodiment relates to a set of parts, a marking assembly, an optical unit and a vehicle comprising such a part.03-28-2013
20100118384MULTI-LAYER SHEET FOR USE IN ELECTRO-OPTIC DISPLAYS - A multi-layer film, useful as a front sub-assembly in electro-optic displays, comprises, in this order: a light-transmissive electrically-conductive layer (05-13-2010
20100142029FLEXIBLE DISPLAY AND A METHOD OF PRODUCING A FLEXIBLE DISPLAY - The invention relates to a flexible display (06-10-2010
20100157412Electrophoretic display device and manufacturing method thereof - An electrophoretic display (EPD) device adapted to prevent a dispensed fluid sealant from moving toward a non-active area is disclosed. The EPD device includes: a first substrate configured to include a flexible plate divided into an active area and a non-active area; a thin film transistor array formed on the active area of the plate; a second substrate opposite to the first substrate; an electrophoretic film, between the first and second substrates, configured to contain charged particles driven depending on electrophoresis; a sealant, between the first and second substrates, hardened from fluid state; a sealant block formed on a sealant formation region to prevent the fluid sealant from flowing into the non-active area before hardening of the fluid sealant, wherein the sealant block is configured to include a first dam, a second dam, and a furrow between the first and second dams.06-24-2010
20100157411COLOR ELECTROPHORETIC DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME - Discussed are a color electrophoretic display device with a color filter layer, which is formed in a droplet state on a rear surface of an electronic ink film through surface treatment so as to be capable of adjusting density of droplets in pixels and achieving correct alignment, and a method for manufacturing the same. The method includes forming a thin film transistor (TFT) array substrate including a display region, in which a plurality of pixel regions are defined in a matrix, and alignment keys provided at the outside of the display region, forming an electrophoretic layer including a micro capsule layer formed so as to correspond to the display region of the TFT array substrate, and forming a color filter layer on the electrophoretic layer using the alignment keys so as to correspond to the respective pixel regions of the display region.06-24-2010
20080273237Robust Multi Particle System For Color Electrophoretic Displays With Very Low Driving Voltages Comprising a Low Amount of Electrolytes - An electrophoretic dispersion with at least two particle species is proposed in which a minimal number (and concentration) of free compounds is present in solution. All chemicals needed to color and stabilize the pigment particles are preferably covalently attached to or within the particles. This enhances the robustness of the system and minimizes the conductivity of the dispersion so that the driving voltage for an electrophoretic display is reduced.11-06-2008
20130038921Display Apparatus and Method for Manufacturing the Same - A display apparatus may include a first substrate having one or more unit pixel regions defined and including a driving thin film transistor, a second substrate disposed on the first substrate and facing the first substrate, and a color absorbing layer disposed on the first substrate.02-14-2013
20130033741Suspended Particle Device, Light Control Device Using the Same, and Method for Driving the Same - The suspended particle device includes a first substrate and a second substrate, a first electrode, a second electrode, a third electrode and a suspension disposed between the first substrate and the second substrate, wherein the first electrode is formed on the first substrate, the second electrode and the third electrode are formed on the second substrate, the suspension includes light-control particles and a disperse medium, the light-control particles are charged, an orientation state of the light-control particles is controlled by applying AC voltage to at least any one of the first electrode, the second electrode, and the third electrode, and the light-control particles are dispersed in the suspension or biased to the third electrode by applying DC voltage to at least one of the first electrode, the second electrode, and the third electrode.02-07-2013
20130033740Electrophoretic Display Device - An electrophoretic display device is provided. The device includes an array substrate including a plurality of pixels, an opposite substrate facing the array substrate, and an electrophoretic layer provided between the array substrate and the opposite substrate. The electrophoretic layer includes a non-polar solvent and at least two types of polar particles dispersed in the non-polar solvent that display different colors from each other. One of the array substrate and the opposite substrate includes a plurality of capturing holes configured to capture the polar particles when an electric field is applied between the array substrate and the opposite substrate.02-07-2013
20100046063Display panel apparatus - A display apparatus includes a plurality of first electrodes, a second electrode facing the plurality of first electrodes, and a plurality of microcapsules. Each of the plurality of first electrodes corresponds to one of a color. The plurality of microcapsules have a dispersion media and a plurality of particles sealed therein and are disposed between the plurality of first electrodes and the second electrode. A microcapsule of the plurality of microcapsules providing one of the colors is arranged on the first electrode that corresponds to the one of the colors.02-25-2010
20100103501ELECTROPHORETIC DISPLAY STRUCTURES - This invention relates to a display device comprising a plurality of display cells, wherein said display cells are separated by slanted partition walls. This invention also relates to a display device comprising a plurality of display cells, wherein said display cells are separated by indented partition walls having indented areas. The electrophoretic structures of the present invention may be manufactured by a continuous or semi-continuous roll-to-roll manufacturing process. The structures in which display cells are separated by slanted partition walls or partition walls having indented areas are capable of providing enhanced color states.04-29-2010
20100110531Reflective Full Color Display - Reflective color displays. Each pixel or sub-pixel of the display preferably comprises at least one magneto-optical element that can rotate in more than two stable positions, displaying a color corresponding to each position. Thus each element can display more than one color (in addition to black, if desired). Multiple elements may be combined to form a sub-pixel and/or pixel. The displays are preferably highly light reflective and preferably have low power consumption and increased resolution.05-06-2010
20120262777DISPLAY DEVICE DRIVEN BY ELECTRIC FIELD - The present invention relates to an electric-field drive display device. According to one embodiment of the present invention, the electric-field drive display device comprises: a first substrate; a first electrode which is formed on the first substrate; a second electrode which is formed on the first substrate and is disposed in parallel with the first electrode; a drive partition wall which is formed on the first electrode and the second electrode and has a plurality of opening and closing holes; and a plurality of drive bodies which are disposed inside each of the opening and closing holes. Consequently, the electric-field drive display device according to one embodiment of the present invention can adjust the amount of light transmitted and so display the desired image by adjusting the positions of the drive bodies in the horizontal direction through the use of electrical force.10-18-2012
20120262776COLOR ELECTRONIC PAPER DEVICE AND MANUFACTURING METHOD THEREOF - A color electronic paper device and manufacturing method thereof are provided. The device includes: a front panel; a color filter layer, placed over the front panel; a color protection layer, being a thermoplastic transparent layer placed over the color filter layer; an adhesive layer, placed over the color protection layer; and a cover, placed over the adhesive layer.10-18-2012
20090153946DISPLAY APPARATUS AND ELECTROPHORETIC DISPLAY APPARATUS - A display apparatus includes a substrate; a display area including a plurality of pixels provided on the substrate; a switching element provided for each of the pixels, the switching element including a first semiconductor layer formed of a first organic semiconductor; and a humidity sensor provided on the substrate and outside the display area. The humidity sensor includes, as a humidity sensitive layer, a second semiconductor layer formed of a second organic semiconductor having a correlation in terms of electric characteristics with the first organic semiconductor.06-18-2009
20090153945IMAGE DISPLAY DEVICE - An image display device comprising: (i) a pair of substrates facing each other; and (ii) particles placed in a gap between the substrates, wherein at least one of the substrates is a resin substrate which is transparent and exhibits a light transmittance of 50% or more at a wavelength of 300 nm.06-18-2009
20090153942PARTICLE DISPLAY WITH JET-PRINTED COLOR FILTERS AND SURFACE COATINGS - An improved method of forming a display is described. The method includes the operation of forming a cell in an array of cells. Walls of the cell are used to confine both a color filter and a display material prior to sealing the cell. The method is particularly useful when jet printing particulate display materials and filter materials to form pixels in a display.06-18-2009
20090153944SPD FILMS AND LIGHT VALVES INCORPORATING OVERCOATINGS WHICH ENHANCE FILM ADHESION TO SUBSTRATES, HAVE GOOD COHESION AND PROTECT AGAINST ELECTRICAL SHORT CIRCUITS - An electro-optical device, e.g., a suspended particle device (SPD) adapted for controlling the transmission of radiation wherein the device is provided with at least one layer of an overcoating adapted to enhance adhesion on at least a portion of a surface between a film serving as a light modulating element and electrode means for applying an electrical field to said film, wherein the overcoating is formed from a material comprising a member selected from the group consisting of (a) titanium dioxide (TiO06-18-2009
20130027765Display Apparatus - A display apparatus capable of implementing high luminance and high contrast ratio (C/R) may include a first substrate, a second substrate disposed on the first substrate so as to face the first substrate and having a plurality of pixel regions defined therein, and a plurality of color filters formed on the plurality of pixel regions of the second substrate, each color filter having one or more holes formed therein.01-31-2013
20090268274ELECTROPHORETIC FLUID, ELECTROPHORETIC DISPLAY MEDIUM, ELECTROPHORETIC DISPLAY ELEMENT, AND ELECTROPHORETIC DISPLAY DEVICE - A disclosed electrophoretic fluid includes a solvent; and first, second, and third dispersible particles having different optical properties and dispersed in the solvent, the first dispersible particles being uncharged, the second dispersible particles being positively-charged electrophoretic particles, and the third dispersible particles being negatively-charged electrophoretic particles.10-29-2009
20130208344PARTICLES FOR ELECTROPHORETIC DISPLAYS - This invention relates to coloured polymer particles preferably with surface functionality for charge retention, a process for their preparation, the use of these particles for the preparation of an electrophoretic device, colour electrophoretic displays comprising such particle, and new polymerisable dyes.08-15-2013
20130083390DISPLAY SUBSTRATE, METHOD OF MANUFACTURING THE SAME AND DISPLAY APPARATUS HAVING THE SAME - A display substrate including a base substrate, a plurality of pixel electrodes and a plurality of sub pixel electrodes. The pixel electrodes are formed on the base substrate, are spaced apart from each other, and are electrically connected with a plurality of transistors, respectively. The sub pixel electrodes are disposed between the pixel electrodes, and are electrically connected with a thin-film transistor (TFT). Thus, quality of an image displayed by the display apparatus may be enhanced.04-04-2013
20120182599ELECTRO-OPTIC DISPLAYS, AND MATERIALS FOR USE THEREIN - A first electro-optic display comprises first and second substrates, and an adhesive layer and a layer of electro-optic material disposed between the first and second substrates, the adhesive layer comprising a mixture of a polymeric adhesive material and a hydroxyl containing polymer having a number average molecular weight not greater than about 5000. A second electro-optic display is similar to the first but has an adhesive layer comprising a thermally-activated cross-linking agent to reduce void growth when the display is subjected to temperature changes. A third electro-optic display, intended for writing with a stylus or similar instrument, is produced by forming a layer of an electro-optic material on an electrode; depositing a substantially solvent-free polymerizable liquid material over the electro-optic material; and polymerizing the polymerizable liquid material.07-19-2012
20120182598METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE - A method for manufacturing a semiconductor device includes: forming a photocatalytic layer and an organic compound layer in contact with the photocatalytic layer over a substrate having a light transmitting property; forming an element forming layer over the substrate having the light transmitting property with the photocatalytic layer and the organic compound layer in contact with the photocatalytic layer interposed therebetween; and separating the element forming layer from the substrate having the light transmitting property after the photocatalytic layer is irradiated with light through the substrate having the light transmitting property.07-19-2012
20120182597COLOR ELECTRO-OPTIC DISPLAYS, AND PROCESSES FOR THE PRODUCTION THEREOF - A color filter array is provided in an electro-optic display by ink jet printing a plurality of colored areas (07-19-2012
20130050804ELECTROPHORETIC DISPLAY DEVICE - An electrophoretic display device includes an array substrate, an opposing substrate, and an electrophoretic layer disposed between the array substrate and the opposing substrate. The array substrate includes a first base substrate having a plurality of pixel regions, and a pixel electrode having a plurality of electrode patterns disposed in each of the pixel regions. The opposing substrate includes a second base substrate positioned opposite to the first base substrate, and a common electrode disposed on a surface of the second base substrate that faces the first base substrate. The electrophoretic layer includes a plurality of polarity particles dispersed in a non-polar solvent. The common electrode includes a plurality of openings disposed in a region corresponding to each of the electrode patterns.02-28-2013
20100265564Encapsulated dispersions comprising electrophoretically mobile organic colorants - The invention relates to an electrophoretic display, comprising electrodes and cells containing at least one kind of ionic, monochrome particles, a non-polar liquid and a dispersant, wherein the ionic, monochrome particles of at least one kind are essentially aggregates consisting of a carbon containing pigment and an anionic pigment or anionic pigment derivative, and the dispersant is selected from the group consisting of polyacrylates, polyesters, polyurethanes and copolymers. In general, the whole quantity of the pigment and the main part, preferably at least 80%, most preferred from 95% to 100%, of the whole anionic pigment or anionic pigment derivative present within the cells is comprised in the aggregates, with essentially no pigment and only a minor part of the anionic pigment or anionic pigment derivative physically distinct from the aggregates.10-21-2010
20130088768HEAT RESISTIVE PARTICLES FOR PARTICLE-BASED DISPLAYS AND FABRICATION METHODS THEREOF - A heat resistive particle for a particle-based display and a fabrication method thereof are provided. The heat resistive particle includes a near infrared absorption resistive additive mixed with a polymer resin, having a relative absorption ratio at a near infrared light wavelength range of at least less than 04-11-2013
20130088769COLOR DISPLAY DEVICE FOR ELECTRONIC PAPER, AND PROCESS FOR PRODUCTION THEREOF - Provided are a color display device capable of colorized display in a reflection type display device which is adopted to electronic paper and the like without degrading the degree of brightness and with high efficiency, and also with ease and lower costs, and a method of producing the same. The color display device includes: a drive-side substrate (04-11-2013
20120218622Electrophoretic Display Device and Method for Manufacturing the Same - An electrophoretic display device according to an exemplary embodiment of the present invention includes: a lower substrate; an upper substrate; a thin film transistor disposed on the lower substrate; a pixel electrode connected to the thin film transistor; an electronic ink layer positioned between the lower substrate and the upper substrate; a plurality of partitions disposed on the upper substrate; a reflecting layer disposed on the partitions; a color filter disposed between the partitions.08-30-2012
20090040594MULTI-COLOR ELECTROPHORETIC DISPLAYS AND MATERIALS FOR MAKING THE SAME - Novel addressing schemes for controlling electronically addressable displays include a scheme for rear-addressing displays, which allows for in-plane switching of the display material. Other schemes include a rear-addressing scheme which uses a retroreflecting surface to enable greater viewing angle and contrast. Another scheme includes an electrode structure that facilitates manufacture and control of a color display. Another electrode structure facilitates addressing a display using an electrostatic stylus. Methods of using the disclosed electrode structures are also disclosed. Another scheme includes devices combining display materials with silicon transistor addressing structures.02-12-2009
20090091816ELECTROPHORETIC DISPLAY DEVICE WITH IMPROVED REFLECTIVE LUMINANCE - An electrophoretic display device with an improved reflective luminance is presented. The electrophoretic display device includes an electrophoretic display panel including sub-pixels corresponding to four colors (e.g., red, green, blue, and white). A signal converter is provided for receiving an image signal for three colors and converting it into an image signal for four colors. A data driver is provided for supplying the converted image signal for four colors to the sub-pixels as a data voltage.04-09-2009
20130057942COLOR DISPLAY DEVICES - The present invention is directed to a color display comprising an electrophoretic fluid comprising two types of pigment particles of contrasting colors and carrying opposite charge polarities dispersed in a clear and colorless solvent, wherein said electrophoretic fluid is sandwiched between a common electrode and a plurality of colored sub-pixel electrodes or colored pixel electrodes.03-07-2013
20130057943ELECTRONIC PAPER DISPLAY DEVICE - An electronic paper display device includes an electronic paper display panel, and a functional layer. The electronic paper display panel includes a common electrode layer and a display surface. The functional layer is located on the display surface and includes a carbon nanotube touching functional layer. A distance between the common electrode layer and the carbon nanotube touching functional layer is above 100 microns and equal to or less than 2 millimeters.03-07-2013
20130057944FLAT PANEL DISPLAY APPARATUS - A flat panel display apparatus includes a first substrate; a second substrate disposed facing the first substrate, barrier walls disposed between the first substrate and the second substrate and partitioning unit pixels, first electrodes disposed on a surface of the first substrate facing the second substrate and located in the respective unit pixels, black matrices disposed on the surface of the second substrate facing the first substrate and corresponding to the barrier walls, second electrodes disposed in regions corresponding to the black matrices between the first substrate and the second substrate, and an electrophoretic dispersion solution disposed in the unit pixels and comprising charged pigment particles and a fluid in which the charged pigment particles are dispersed.03-07-2013
20120307345MICRO-CUP SUBSTRATE PREPARATION METHOD AND DISPLAY DEVICE THEREOF - Disclosed in an embodiment of the present disclosure is a preparation method of a micro-cup substrate and a display device thereof, involving the electrophoretic display field, simplifying the process and reducing the cost. The micro-cup substrate preparation method comprises assembling together a bottom substrate and a surface-hydrophilized cover to form a substrate cell; pouring into the substrate cell a solution dissolved with UV-polymerizable monomer(s) and photoinitiator; UV-irradiating the substrate cell through a patterned photomask plate to allow the UV polymerizable monomer(s) in the translucent region to be subject to UV cross-linking polymerization, thereby enabling the bottom substrate to form a micro-cup substrate with a micro-cup structure, and removing the cover and the solvent to obtain the micro-cup substrate.12-06-2012
20110013260METHOD FOR PRODUCING LIGHT-MODULATING FILM AND LIGHT-MODULATING FILM - Disclosed is a method for producing a light-modulating film in which a light-modulating layer is sandwiched between two transparent resin substrates, the light-modulating layer being formed by use of a light-modulating material containing: a polymeric medium for forming a resin matrix; and a light-modulating suspension, the method comprising the following steps. Using this method, a light-modulating film can be obtained which has a wholly uniform external appearance and an excellent adhesiveness between its light-modulating layer and transparent resin substrate.01-20-2011
20110013259MANUFACTURING METHOD FOR CHARGED PARTICLE MIGRATION TYPE DISPLAY PANEL, CHARGED PARTICLE MIGRATION TYPE DISPLAY PANEL, AND CHARGED PARTICLE MIGRATION TYPE DISPLAY APPARATUS - There is provided a manufacturing method for a charged particle migration type display panel which has a plurality of cells partitioned between two substrates placed opposite to each other by partition walls, and charged particles enclosed in the individual cells, the method including a partition wall forming step of forming the partition walls in one of the substrates, and an electrode film forming step of forming, by vapor deposition, an electrode film on a surface of the substrate where the partition walls are formed, wherein an electric contact is disconnected between the electrode film formed on the substrate surface and a surplus electrode film formed on a side face of the partition wall in the electrode film forming step by performing an insulating part forming step of forming an insulating part so shaped that a deposition material does not reach vicinities of at least bases of the partition walls before the electrode film forming step.01-20-2011
20110013258Manufacturing method of electronic paper display device and electronic paper display device manufactured therefrom - The present invention relates to a manufacturing method of an electronic paper display device and an electronic paper display device manufactured therefrom.01-20-2011
20110013257ELECTRO-PHORETIC DISPLAY FILM, ELECTRO-PHORETIC DISPLAY PANEL, AND FABRICATING METHOD THEREOF - An electro-phoretic display film includes a conductive layer, a dielectric layer disposed on the conductive layer, a plurality of electro-phoretic display media, and a sealing material. The dielectric layer has a plurality of micro-cups arranged in an array and a trench surrounding the micro-cups. The electro-phoretic display media are exclusively disposed within the micro-cups, and the sealing material is exclusively disposed within the trench.01-20-2011
20120224251ELECTROPHORETIC DISPLAY DEVICE AND METHOD FOR MANUFACTURING SAME - A method of manufacturing is disclosed for an electrophoretic display apparatus that includes an array substrate and an electrophoretic film laminated to the array substrate. A thermally activated adhesive is used to adhesively attach the electrophoretic film to the array substrate. The electrophoretic film is first aligned to and flattened against the array substrate and then a substantially stronger than original adhesion property of the adhesive is activated by annealing at a high temperature that is substantially greater than room temperature. Rework prior to annealing is therefore possible when alignment errors occur between the electrophoretic film and the array substrate.09-06-2012
20130163065SWITCHABLE REFLECTIVE LAYER FOR WINDOWS & OTHER OPTICAL ELEMENTS - Reflective systems include one or more reflective elements that have a plurality of rotatable elements embedded between a first layer that is bonded to a second layer. The rotatable elements have a first and a second portion that are separated by a reflective plane. An alignment mechanism causes the rotatable elements to move into a desired position.06-27-2013
20130163066FAST RESPONSE ELECTROPHORETIC DISPLAY DEVICE - New type electrophoretic display mode is disclosed in this invention. Theoretical analysis of dielectric materials as optical switching media leads to much stronger driving torque in an electrophoresis environment. Introduction of ferroelectric coupling torque in an electrophoresis phenomenon, extremely fast electro-optical response is realized. This extremely fast optical response enables full motion video image and full-color reproduction on an electrophoretic display. These two advanced functions makes an electrophoretic display as an extremely power saving full functional display.06-27-2013
20130163067COLOR ELECTRONIC PAPER DISPLAYS USING BLACK MATRICES AND METHODS OF FABRICATING THE SAME - Color electronic paper displays are provided. The color electronic paper display includes a substrate, a plurality of black matrices arrayed with a certain distance therebetween on the substrate, and electronic ink microcapsules between the black matrices. The black matrices cover interconnection lines disposed on the substrate. The electronic ink microcapsules include at least one first microcapsule containing white particles and yellow particles, at least one second microcapsule containing white particles and magenta particles, and at least one third microcapsule containing white particles and cyan particles. Related methods are also provided.06-27-2013
20090237776ELECTRO-OPTIC DISPLAYS, AND COLOR FILTERS FOR USE THEREIN - A color filter array comprises orange, lime and purple sub-pixels, optionally with the addition of white sub-pixels. The color filter array is useful in electro-optic displays, especially reflective electro-optic displays. A method is provided for converting RGB images for use with the new color filter array.09-24-2009
20090237775ELECTRO-OPTICAL DISPLAY, ELECTROPHORETIC DISPLAY, AND ELECTRONIC DEVICE - An electro-optical display includes a first substrate and a second substrate opposing to each other, a display layer disposed between the first substrate and the second substrate, and a cover layer covering a surface of the second substrate on an opposite side of the display layer. A surface of the display layer disposed on the first substrate is a display face, and the first substrate and the cover layer are bonded with a moisture-proof resin disposed at a sealing region surrounding the display face. The first substrate and/or the cover layer have a groove in the surface that is in contact with the moisture-proof resin, and the groove is filled with the moisture-proof resin.09-24-2009
20090237774ELECTROPHORETIC DISPLAY - An electrophoretic display includes an electrophoretic display module including an element substrate, a counter substrate disposed on a display side of the element substrate, and an electrophoretic layer held therebetween; a first protective sheet disposed on a counter substrate side of the electrophoretic display module; a second protective sheet disposed on an element substrate side of the electrophoretic display module so as to face the first protective sheet with the electrophoretic display module disposed therebetween; and a frame member disposed between the first and second protective sheets along the periphery thereof so as to surround the electrophoretic display module. The frame member is integrated with the first and second protective sheets by welding the frame member to the first protective sheet and to the second protective sheet.09-24-2009
20090237773ELECTRO-OPTIC DISPLAY AND MATERIALS FOR USE THEREIN - A polyurethane formed from an isocyanate, a polyether diol and a polyester diol, the polyester diol having a molecular weight less than about 2000, or comprising two polyester diol segments connected by a steric hindrance group, each of the polyester diol segments having a molecular weight less than about 2000, the molar ratio of polyether diol to polyester diol being in the range of from about 1:9 to about 9:1. The polyurethane is useful as a lamination adhesive in electro-optic displays, and in components used to form such displays.09-24-2009
20090034056ELECTROPHORETIC DISPLAY DEVICE - Provided is an electrophoretic display device. The electrophoretic display device includes a first substrate and a second substrate forming a space receiving electrophoretic particles, and a first electrode and a second electrode formed on the first substrate and the second substrate respectively. The electrophoretic particles include reflective particles having a first electric polarity and reflecting a first light in visible wavelength bands, and light emission particles having a second electric polarity and emitting a second light by an optical stimulation. The first and second lights are in a substantially same color range of wavelength in a same pixel region.02-05-2009
20090009852ELECTROPHORETIC PARTICLES AND PROCESSES FOR THE PRODUCTION THEREOF - Polymer-coated pigment particles produced using atom transfer radical polymerization provide electrophoretic media having improved bistability without requiring addition to the electrophoretic fluid of additives which increase switching time.01-08-2009
20100085628ELECTROPHORETIC DISPLAY DEVICE - An configurationally simplified electrophoretic display device is disclosed. The electrophoretic display device includes a substrate including a plurality of pixels, first pixel electrodes on the substrate, second pixel electrodes to be slit on each first electrode, and an electrophoretic film disposed on the second pixel electrodes. The second pixel electrodes are slit in different widths according to a plurality of sub-pixels.04-08-2010
20120113501ELECTRONIC DISPLAY - One embodiment is an electronic display that includes plural reservoirs, two spaced electrodes, and a plural colorant disposed between the two spaced electrodes. Colorants in the plural colorant move between the two spaced electrodes and into the plural reservoirs when subject to an electric field.05-10-2012
20120113500ELECTRONIC PAPER AND METHOD FOR PRODUCING SAME - Provided is an electronic paper that permits a high-quality, large area to be easily created. Also provided is a method for producing the electronic paper. The electronic paper comprises: a first substrate upon which first electrodes are formed and a second substrate upon which second electrodes are formed, said first substrate and second substrate disposed so as to face each other; and a plurality of cell spaces constituting pixels between said first substrate and second substrate. The first substrate comprises a plurality of first sheet members, each having a first electrode formed thereon. By disposing a cover substrate on said first sheet members, each with a partition wall therebetween, a plurality of subsheet formations comprising the plurality of cell spaces partitioned by the partition walls are formed, and the first electrodes are connected in between adjacent subsheet formations.05-10-2012
20120113499ELECTROPHRETIC DISPLAY AND ELECTRONICS DEVICE - An electrophoretic display includes a first substrate and a second substrate; base portions which are provided in a display area on the first substrate such that any two mutually adjacent ones of the base portions are disposed so as to have an interspace therebetween; reflection plates which are provided on upper surfaces of the base portions, respectively; first electrodes which are overlapped with the reflection plates, respectively; second electrodes which are provided in the interspaces on the first substrate so as to correspond to the first electrodes, respectively; a sealing member which is provided between the first and second substrates so as to enclose the display area; and dispersion liquid which is provided between the first and second substrates, and which includes a dispersion medium, and electrophoretic particles dispersed in the dispersion medium, the electrophoretic particles having a color different from the reflection plate.05-10-2012
20130163068DISPLAY ELEMENT AND ELECTRICAL APPARATUS USING SAME - A display element (06-27-2013
20120236393SPD FILMS FORMED WITH CONDUCTIVE POLYMER-COATED SUBSTRATES - A suspended particle device (SPD) film or laminate thereof. The film includes substrates coated on their inner surface with a polythiophene-based conductive polymer serving as electrode means. The polymer may be applied in the form of an aqueous composition also comprising solvent(s) and binder(s). A preferred polymer is a polyethylene dioxythiophene (PEDT) polymer. The polymer may be doped with polystyrene sulfonate. The polymer may be connected to a conductive material that extends beyond an outer boundary of the film to connect with a voltage source. Adhesive strength between the cured emulsion and the polymer is at least 1.46 N/25 mm. A further aspect constitutes a method for increasing adhesion between a cured suspended particle device emulsion and electrode means in a light valve film. The method comprises applying the polymer on an inner surface of the substrates constituting the film to serve as the electrode means.09-20-2012
20120236392ELECTRONIC PAPER DISPLAY DEVICE - An electronic paper display device includes an electronic paper display panel, and a functional layer. The electronic paper display panel includes a display surface. The functional layer is located on the display surface and includes a carbon nanotube touching functional layer.09-20-2012
20120236391Multi Color Display Panel and Method for Manufacturing the Same - One embodiment of the present invention is a multi-color display panel, including: a transparent substrate, a color filter layer, a transparent electrode layer, a microcapsule layer, an adhesive layer, a rear electrode plate, wherein the transparent substrate, the color filter layer, the transparent electrode layer, the microcapsule layer the adhesive layer and the rear electrode plate are arranged in this order, the microcapsule layer is directly formed on the transparent electrode layer, the microcapsule layer has a structure in which microcapsules are dispersed in a binder resin, a dispersion liquid in which an electrophoresis particle is dispersed in a transparent dispersion medium is enclosed in the microcapsule, and an optical reflection property of the microcapsule changes according to a change of electric field by application of a voltage, and wherein the electrode plate has a rear substrate with a pixel electrode.09-20-2012
20130188239REFLECTIVE DISPLAY DEVICE - A method of manufacturing a reflective display device comprises depositing an electro-optical ink on a substrate, the electro-optical ink comprising a plurality of microencapsulated electro-optical fluid shells dispersed in a polymer pre-cursor. The electro-optical ink is cured to provide an electro-optical layer in which the shells are maintained in a polymer matrix having at least two-phases. At least one of the phases in the polymer matrix has a refractive index differing from the shells. At least one electrode is provided in contact with the electro-optical layer to, in use, control the state of the electro-optical layer.07-25-2013
20110317252ELECTROPHORETIC DISPLAY APPARATUS AND SPACING LAYER - An electrophoretic display apparatus includes a bottom substrate, an electrophoretic layer, a color filter substrate and a spacing layer. The bottom substrate has a drive circuitry layer, and the electrophoretic layer is disposed on the drive circuitry layer of the bottom substrate. The color filter substrate is disposed above the electrophoretic layer, and the spacing layer is disposed between the color filter substrate and the electrophoretic layer. The electrophoretic display apparatus has better display quality. A spacing layer is also provided.12-29-2011
20100172017METHOD AND APPARATUS FOR DRIVING EPD - A method and apparatus for driving an ElectroPhoretic Display (EPD) are provided, in which upon sensing a request for displaying data in a gradual graphic representation scheme, a plurality of segments for displaying the data are determined, a display changing order of the segments is determined, an inter-segment time interval is calculated, driving voltage pulses are applied to a first segment according to the display changing order, and driving voltage pulses are applied to each of the other segments at the inter-segment time interval after driving voltage pulses are applied to a previous segment according to the display changing order.07-08-2010
20100172015ELECTROPHORETIC DISPLAY - An electronic device includes a first substrate made of thin plastic sheet; a second substrate made of thin plastic sheet opposing the first substrate; a chamber formed between portions of the first and second substrates; and a sealing structure configured to seal the chamber at the interface between the first and second substrates, wherein the sealing structure surrounds the chamber and comprises a recess formed in one of the substrates and a protrusion formed on the other of the substrates, the protrusion engaging the recess.07-08-2010
20100172016Electrophoretic display having high reflectance and contrast - An electrophoretic display includes a first substrate having a thin film transistor and a pixel electrode, a second substrate disposed to face the first substrate, an electrophoretic membrane interposed between the first and second substrates, and an optical member between the second substrate and the electrophoretic membrane, the optical member being configured to reflect light incident thereon, and a surface of the electrophoretic membrane facing the optical member being conformal to a shape of the optical member.07-08-2010
20100007941ELECTROPHORETIC DISPLAY DEVICE AND ELECTRONIC APPARATUS - An electrophoretic display device includes a first substrate on which a pixel electrode and another pixel electrode that is adjacent to the pixel electrode are formed, a second substrate on which a common electrode facing the pixel electrode and the another pixel electrode that is adjacent to the pixel electrode is formed, a plurality of electrophoretic elements that is sandwiched by the first substrate and the second substrate and has charged electrophoretic particles, and an adhesive agent layer that is disposed between the plurality of electrophoretic elements and the first substrate. A floating electrode that is electrically isolated is disposed between the pixel electrode and the another pixel electrode that is adjacent to the pixel electrode on the first substrate.01-14-2010
20110279885MULTICOLOR DISPLAY OPTICAL COMPOSITION, OPTICAL DEVICE, AND DISPLAY METHOD OF OPTICAL DEVICE - The present invention provides a multicolor display optical composition comprising a dispersion medium, a periodic structure having a porous structure inside communicated with the outside, and mobile particles contained in the dispersion medium so as to be movable and having a volume average primary particle diameter from 1 nm to 80 nm in a dispersion state in the dispersion medium, a volume average particle diameter of coagulated particles of 100 nm or larger in optical coagulation state by stimulation application, and having a refractive index different from that of the dispersion medium by 0.1 or more, wherein the mobile particles show no coloration in the dispersion state when the particles are dispersed in the dispersion medium and show white coloration with a predetermined whiteness value or higher in the coagulation state when the particles are coagulated, an optical device, and a display method of the optical device.11-17-2011
20090207475DISPLAY APPARATUS - A display apparatus according to one or more embodiments includes an array substrate and an opposite substrate facing the array substrate. Pixels areas are defined in the array substrate, and each pixel area includes a pixel electrode having concave-convex patterns at the edges thereof when viewed in a plan view. The concave-convex patterns vary directions of fringe fields generated from the edges of the pixel electrode, so that an area in which a fringe field is formed relative to one pixel area may be prevented from overlapping with a peripheral pixel area.08-20-2009
20120087001ELECTRONIC PAPER DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - The present invention provides an electronic paper display device including: a base substrate; rotating balls positioned on the base substrate and consisting of hemispheres of different colors; and a barrier structure for separating the rotating balls on the base substrate and having cavities in which the rotating balls are positioned and an oil supply passage connected to the cavities to supply oil to the cavities.04-12-2012
20100079850MAGNETOPHORETIC AND ELECTROMAGNETOPHORETIC DISPLAYS - The present invention is directed to a display device which comprises two layers of insulating substrate, at least the substrate on the viewing side is transparent, an array of display cells sandwiched between the two layers of substrate, a writing means, and optionally an erasing means to magnetically or electrically erase the image. The display cells are filled with a dispersion of magnetic particles which may be charged or non-charged. The display of the invention eliminates the use of the transparent conductor film, such as ITO, on the viewing side. Therefore, the displays of this invention are more cost effective, more flexible and durable and capable of higher image contrast ratio and higher reflectance in the Dmin area.04-01-2010
20110317249DISPLAY DEVICE AND ELECTRONIC APPARATUS - A display device includes a display layer provided with a cell in which first particles, second particles, and third particle with colors different to each other are contained, a front side electrode provided on the front side of the display layer, and a first and second back side electrodes provided corresponding to the cell on the back side of the display layer. The first particles are charged. The second particles have a color in a complementary color relation to that of the first particles, are charged with the opposite polarity to that of the first particles, and have a smaller amount of charge than that of the first particles. In the display device, a part where the first particles and the second particles are disproportionately located is set with the third particles dispersed in the cell, to change a color in the cell viewed from the front side electrode side.12-29-2011
20110286076Electrophoretic Display Device - The present invention in one aspect relates to a solar cell formed on a substrate, a bottom electrode member formed on the solar cell, an electrophoretic display panel formed on the bottom electrode member, having a plurality of electrophoretic cell structures spatially arranged in a matrix form, each electrophoretic cell structure containing a plurality of charged particles movable in the electrophoretic cell structure responsively to applied fields, and a top electrode member formed on the electrophoretic display panel, where at least one of the bottom electrode member and the top electrode member includes a plurality of in-plane switching (IPS) electrodes. Each IPS electrode is positioned in relation to a corresponding electrophoretic cell structure for controlling movements of the charged particles therein along a horizontal direction parallel to the electrophoretic display panel.11-24-2011
20110286082ELECTRO-OPTIC DISPLAY WITH EDGE SEAL - Various types of edge seals for protecting electro-optic displays against environmental contaminants are described. In one type of seal, the electro-optic layer is sandwiched between a backplane and a protective sheet and a sealing material extends between the backplane and the protective sheet. In other seals, the protective sheet is secured to the backplane or to a second protective sheet adjacent the backplane. The electro-optic layer can also be sealed between two layers of adhesive or between one layer of adhesive and the backplane. Other seals make use of flexible tapes extending around the periphery of the display.11-24-2011
20110286080ELECTROPHORETIC MEDIA, AND MATERIALS FOR USE THEREIN - An electrophoretic medium comprises a continuous phase and a discontinuous phase. The discontinuous phase comprises a plurality of droplets, each of which comprises a fluid and at least one charged particle disposed within the fluid and capable of moving through the fluid upon application of an electric field to the electrophoretic medium. The continuous phase surrounds and encapsulates the discontinuous phase and comprising a polymeric binder and a salt, the salt having an anion containing at least one fluorine atom and having a water solubility of at least about 0.25 per cent by weight at 25° C.11-24-2011
20110286079PUMPED PIXEL DISPLAY - A display element, comprising an enclosure containing, in use, a fluid containing a plurality of particles, the enclosure having at least one transparent surface and first and second regions, wherein the second region has a greater area of visibility through the transparent surface than the first region; and driving electrodes for driving the fluid and the particles therein between the first and second regions so that the visibility of the particles through the transparent surface can be varied.11-24-2011
20110286078FULL COLOR ELECTROPHORETIC DISPLAY DEVICE - A system for displaying images is provided. The system includes a display device including a display device having a pixel unit array. Each pixel unit is constituted by a first sub-pixel and a second sub-pixel adjoined thereto. The first sub-pixel includes a plurality of first charged colored particles and a plurality of second charged colored particles to receive a light source that doesn't pass through a color filter. The second sub-pixel includes a plurality of third charged colored particles and a plurality of fourth charged colored particles to receive the light source. The pluralities of first, second, third, and fourth charged colored particles have at least three colors in total.11-24-2011
20110286077DISPLAY DEVICE - A display device includes a display panel, a barrier layer, and a sealant. The display panel includes a backplane and a frontplane disposed on the backplane, wherein the frontplane includes a plurality of frontplane sidewalls. The frontplane sidewalls at least include a first frontplane sidewall and a second frontplane sidewall, forming a frontplane concavity. The barrier layer includes a first barrier layer sidewall and a second barrier layer sidewall, wherein the first barrier layer sidewall and the second barrier layer sidewall form a barrier layer concavity. The barrier layer concavity corresponds to the frontplane concavity, and at least one of the barrier layer concavity and the frontplane concavity does not include a right angle. The sealant is disposed in a sealant accommodating space defined by the frontplane sidewalls of the frontplane, an inner surface of the backplane and an inner surface of the barrier layer.11-24-2011
20110299151E-INK DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME - An E-ink display device includes an active element array substrate, an E-ink layer, a protective layer and a sealant. The active element array substrate has a surface, and the surface includes a contacting region and a sealing region. The E-ink layer is disposed on the contacting region and has a first side wall, and a first included angle defined between the first side wall and the surface being smaller than 90 degrees or larger than 90 degrees. The protective layer is disposed on the E-ink layer and has a second side wall, and a second included angle defined between the second side wall and the surface is smaller than 90 degrees or larger than 90 degrees. The sealant is disposed on the sealing region and surrounds the E-ink layer and the protective layer. A method for manufacturing the E-ink display device is also provided.12-08-2011
20090201569DISPLAY PARTICLE AND METHOD FOR PRODUCING THE SAME, DISPLAY PARTICLE DISPERSION, DISPLAY MEDIUM, AND DISPLAY DEVICE - A display particle includes: a colored particle including a polymer having a charging group and a colorant; and a reactive silicone polymer or a reactive long-chain alkyl polymer, the polymer being bound to or covering the surface of the colored particle.08-13-2009
20110292492Electrophoretic Display - An electrophoretic display device includes a substrate, an electrophoretic component layer, a first optical adhesive, a barrier layer, a second optical adhesive, a protective layer, and a sealant. The first optical adhesive and the second optical adhesive contribute in helping to provide light exposure to the sealant. One of the first optical adhesive and the second optical adhesive is capable of absorbing the light of predetermined wavelength and is adapted to expose the sealant.12-01-2011
20120013972SINGLE-LAYER REFLECTIVE DISPLAY UTILIZING LUMINESCENCE - A reflective display device has multiple display pixels. Each pixel has at least three color sub-pixels disposed side-by-side for three primary colors respectively. At least one color sub-pixel has a light shutter with adjustable transmission, a luminescent layer containing a luminescent material that emits light of a selected color, and a mirror for reflecting light corresponding to that selected color.01-19-2012
20120013971METHODS AND COMPOSITIONS FOR IMPROVED ELECTROPHORETIC DISPLAY PERFORMANCE - The invention is directed to methods and compositions useful for improving the performance of electrophoretic displays. The methods comprise adding a conductive filler in the form of nanoparticles and having a volume resistivity of less than about 1001-19-2012
20110292495MAGNETOPHORETIC AND ELECTROMAGNETOPHORETIC DISPLAYS - The present invention is directed to a display device which comprises two layers of insulating substrate, at least the substrate on the viewing side is transparent, an array of display cells sandwiched between the two layers of substrate, a writing means, and optionally an erasing means to magnetically or electrically erase the image. The display cells are filled with a dispersion of magnetic particles which may be charged or non-charged. The display of the invention eliminates the use of the transparent conductor film, such as ITO, on the viewing side. Therefore, the displays of this invention are more cost effective, more flexible and durable and capable of higher image contrast ratio and higher reflectance in the Dmin area.12-01-2011
20110292493ELECTRO-OPTIC DISPLAY WITH EDGE SEAL - Various types of edge seals for protecting electro-optic displays against environmental contaminants are described. In one type of seal, the electro-optic layer is sandwiched between a backplane and a protective sheet and a sealing material extends between the backplane and the protective sheet. In other seals, the protective sheet is secured to the backplane or to a second protective sheet adjacent the backplane. The electro-optic layer can also be sealed between two layers of adhesive or between one layer of adhesive and the backplane. Other seals make use of flexible tapes extending around the periphery of the display.12-01-2011
20110134507Multilayer Light Modulator - A method in accordance with particular embodiments includes receiving an electrical control signal. The method further includes adjusting a reflectance of a light modulating stack comprising a plurality of layers by changing the relative location of a plurality of electrophoretic particles with respect to the remainder of the light modulating stack. The method additionally includes receiving light waves from a light source. The method also includes converting the electrical control signal into a modulated optical signal that selectively switches between reflecting or absorbing at least a portion of the light waves.06-09-2011
20090103169DISPLAY ELEMENT - Provided is a display element which is drivable with simple components and at a relatively low voltage and exhibits high display contrast, enhanced white display reflectance, superior response speed and reduced image unevenness. The display element includes opposing electrodes having therebetween an electrolyte containing silver or a compound having silver in the chemical structure, wherein the opposing electrodes are driven by a drive circuit disposed for each of pixels so that the silver is dissolved and deposited and the opposing electrodes are provided on a plane separate from the drive circuit.04-23-2009
20090002806PORTABLE ELECTRONIC DEVICE HAVING AN ELECTRO WETTING DISPLAY ILLUMINATED BY QUANTUM DOTS - A portable electronic device (01-01-2009
20100265565Display Device with Improved Display Performance - A display device includes a first substrate, a second substrate, a plurality of display units and a plurality of partitioning walls. The second substrate is disposed above the first substrate. The display units are disposed between the first substrate and the second substrate, and each of the display units has a dielectric solvent. The partitioning walls are disposed between adjacent display units correspondingly, and a dielectric coefficient of each of the partitioning walls is less than that of the dielectric solvent adjacent thereto. Because the dielectric coefficient of the partition walls is less than that of the dielectric solvent adjacent to the partition wall, a capacitance value induced at the partition wall by a driving voltage can be decreased. Thus, crosstalk phenomena can be avoided in the display unit that is not driven.10-21-2010
20100033805ELECTRONIC PAPER DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - An electronic paper display device and a method of manufacturing the electronic paper display device are disclosed. The method in accordance with an embodiment of the present invention includes forming a plurality of partition walls on a lower board, in which the partition walls partition the lower board into cells, disposing a display unit in the cell, and attaching an upper board on an upper part of the plurality of partition walls such that the display unit is covered. This method can adjust a distance between display units and the shape of the display units, and the quantity of disposed display units can be made uniform, whereby the visual quality of the display can be improved by removing spots formed on a screen.02-11-2010
20100033804CIRCUIT BOARD, ELECTRO-OPTIC DEVICE, AND ELECTRONIC APPARATUS - A circuit board includes a substrate; a plurality of scan lines disposed on the substrate, the scan lines extending in a first direction; a plurality of signal lines disposed on the substrate, the signal lines extending in a second direction intersecting the first direction; a plurality of transistors, each of which is electrically connected to corresponding one of the plurality of scan lines and corresponding one of the plurality of signal lines; an insulating layer that covers the plurality of scan lines, the plurality of signal lines, and the plurality of transistors; and a plurality of electrodes, each of which is electrically connected to corresponding one of the plurality of transistors. One opening is formed in the insulating layer for every electrode group, the electrode group being constituted by at least two adjacent electrodes among the plurality of electrodes, and each of the plurality of electrodes is electrically connected to the corresponding one of the transistors through the opening.02-11-2010
20100033803ADHESIVE AND SEALING LAYERS FOR ELECTROPHORETIC DISPLAYS - The invention is directed to compositions and methods for improving the physicomechanical and electro-optical properties of an electrophoretic or liquid crystal display and also to semi-finished or finished display panels with improved physicomechanical properties. The invention is further directed to a display device comprising display cells filled with a display fluid and top-sealed with a top-sealing layer, wherein the top-sealing layer has a thickness of less than 10 microns measured at the center area.02-11-2010
20100033801LIGHT MODULATOR - The light modulator (02-11-2010
20100033802ELECTROPHORETIC DISPLAY APPARATUS - A electrophoretic display includes a first electrode comprising a plurality of nanoparticles, a second electrode opposite to the first electrode and forming an electric field with the first electrode, and an emulsion interposed between the first electrode and the second electrode. The emulsion comprises a non-polar solvent forming a continuous phase of the emulsion, and a polar solvent dispersed in the non-polar solvent of the emulsion and forming droplets controlled by the electric field.02-11-2010
20110216394ELECTROPHORESIS DISPLAY PANEL - An electrophoresis display panel including an active device array substrate and an electrophoresis display film is provided. The active device array substrate includes a plurality of active devices and a shielding pattern. The electrophoresis display film is disposed on the active device array substrate. The electrophoresis display film includes a conductive layer, a dielectric layer and a plurality of electrophoresis display mediums. The dielectric layer is disposed on the conductive layer and has a plurality of micro-cups arranged in area array. The dielectric layer is between the conductive layer and the active device array substrate. Light passing through the dielectric layer is prevented from irradiating onto the active devices by the shielding pattern. In addition, the electrophoresis display mediums are filled within the micro-cups, respectively.09-08-2011
20110216392Coloured organic electrophoretic particles - The present invention relates to the preparation and use of (colored) organic particles carrying electric charge as electrophoretic (image) displaying particles, to electrophoretic dispersions comprising the organic particles carrying electric charge, electrophoretic (image) devices (especially displays) comprising the colored organic particles carrying electric charge, to the novel functionalized particles, and to their use. The particles are obtainable according to a method represented by the reaction scheme as given in FIG. 09-08-2011
20110261434INFORMATION DISPLAY PANEL - Provided is an information display panel, in which transparent stripe electrodes on a first substrate and stripe electrodes on a second substrate are orthogonally opposed to each other, and at least two kinds of display media configured as particle groups containing electrically charged particles are sealed in a space between the first substrate and the second substrate which are opposed to each other in the information display screen region while the line electrodes drawn from the stripe electrodes on the first substrate and the L-shaped line electrodes formed on the third substrate are electrically connected to each other, so that, in a configuration where the first substrate, the second substrate, and the film-like third substrate having the L-shaped line electrodes formed thereon are arranged as being superposed one another in the stated order, the stripe electrodes opposing to each other forms an electrode pair, to which a voltage controlled by the driver circuit is applied so as to generate an electric field for causing the display media to move, to thereby display information.10-27-2011
20090316254Light Control Film and Light Control Glass - The present invention relates to a light control film, comprising: 12-24-2009
20090153943IMAGE DISPLAY MEDIUM, DRIVE DEVICE FOR IMAGE DISPLAY MEDIUM AND IMAGE DISPLAY DEVICE - An image display medium comprising a pair of substrates, at least one of which is light-transmissive; two or more kinds of particles having different colors and charge polarities, the particles being positioned between the pair of substrates such that the particles can move in response to an electric field generated between the pair of substrates; and an electric charge-retention layer provided at a side of at least one of the pair of substrates.06-18-2009
20090122390ELECTROPHORETIC DISPLAY WITH DUAL MODE SWITCHING - The present invention relates to an improved EPD which comprises both the traditional up/down switching and the in-plane switching modes. In other words, the improved EPD has dual switching modes. The monochrome EPDs of the present invention are capable of displaying highlight color of choice which is different from the text. For example, white background, blue text, and red highlight can be shown in any selected areas of the display. Furthermore, the full color EPDs of the present invention are capable of displaying high contrast images of high color saturation. Both high quality black and white states are possible in the full color displays of the present invention. The EPDs of the present invention do not need complex circuitry design, and are compatible with low cost and high yield roll-to-roll manufacturing processes.05-14-2009
20090185259DISPLAY DEVICE AND ELECTRONIC APPARATUS - A display device includes a first substrate, a second substrate, and microcapsules sandwiched between the first substrate and the second substrate, the microcapsules constituting a display area, the microcapsules encapsulating a display material whose optical properties change in response to electrical stimulation. A conductive material for conducting between the substrates is provided between the first substrate and the second substrate to constitute a vertically conducting portion. The thickness of the conductive material is set such that the distance between the first substrate and the second substrate at the vertically conducting portion is larger than the distance between the first substrate and the second substrate in the display area.07-23-2009
20080239459Display device and method of manufacturing the same - Disclosed in an electrophoretic display device having a charged ink layer. In this disclosed device, the ink layer is disposed on the active region (an image display region) and the peripheral region located around the active region, and an electric field is applied to a portion of the electrophoretic ink film corresponding to the peripheral region. Therefore, the peripheral region does not look stained.10-02-2008
20090213452COLOR DISPLAY DEVICES - The present invention is directed to color display devices. The color display devices comprise display cells which is capable of displaying multiple color states. The display device may also comprise black matrix layers or a brightness enhancement structure on the viewing side. The present invention is directed to a display device comprising a plurality of display cells, wherein each of said display cells is sandwiched between a first layer comprising a common electrode and a second layer comprising a plurality of driving electrodes and at least one of the driving electrodes is a designated electrode, and said display device further comprises blocking layers on its viewing side and said blocking layers are located in positions corresponding to the designated electrodes.08-27-2009
20090147348ELECTROPHORETIC DISPLAY MEDIUM - An electrophoretic display medium includes a pair of substrates facing each other, a pair of electrodes mounted on the substrates, a display liquid, and charged particles. The display liquid is enclosed between the substrates with a spacer therebetween, and the display liquid is a dispersion medium that includes a non-polar solvent and a polar solvent. The charged particles are contained in and migrate in the display liquid due to an influence of the electric field. Each of the charged particles includes a mother particle and first child particles bonded to the surface of the mother particle. The mother particle has a hydrophilic surface, and each of the first child particles has a hydrophobic surface and a smaller particle diameter than a particle diameter of the mother particle.06-11-2009
20090147347STRUCTURAL COLOR DISPLAY - Disclosed is a structural color display including: (a) a pattern forming member which forms a plurality of cells each lined up in two dimension; and (b) a light transmissive image display sheet comprising a color showing layer which shows a structural color, the light transmissive image display sheet being laminated on the pattern forming member, wherein each of the cells is independently controlled to switch to a light reflective state or to a light absorptive state corresponding to an image pattern to be displayed, provided that the light absorptive state is a state in which a light which enters in the cell through the image display sheet is absorbed; and the light reflective state is a state in which a light which enters in the cell through the image display sheet is reflected and the reflected light is made to enter in a region of the image display sheet corresponding to the cell.06-11-2009
20080212165Bistable Display Devices - A bistable display device comprises a first substrate (09-04-2008
20100097688ELECTROPHORETIC DISPLAY DEVICE AND ELECTRONIC APPARATUS - An electrophoretic display device includes a display element including a pair of first and second substrates which are opposed to each other, and a microcapsule enclosing a display material changed in optical characteristics in response to an electric impulse, the microcapsule being sandwiched between the first and second substrates; and a protective film sealing the display element. In the display device, a first electrode is provided on the surface of the first substrate which faces the second substrate, a second electrode is provided on the surface of the second substrate which faces the first substrate, and a spacer is provided in the space between the periphery of the facing surface of the first substrate and the first electrode.04-22-2010
20080316580Fibre, Flexible Display Device Manufactured Thereform and Corresponding Manufacturing Methods12-25-2008
20100225999LUMINANCE ENHANCEMENT STRUCTURE FOR REFLECTIVE DISPLAY DEVICES - The present invention is directed to luminance enhancement structures for reflective display devices. The structure comprises columns and grooves, wherein each of said grooves has a cross-section comprising an apex angle and two edge lines. The structure increases the overall reflectance by reducing the total internal reflection, and as a result, the brightness of a display device is increased.09-09-2010
20110216393Display method and display device - The invention provides a display method for displaying an image by deposition of metal fine particles. The display method includes at least depositing metal fine particles, from an electrolytic solution that has at least a metal ion of the metal particles and that is provided between a pair of substrates having at least one translucent substrate, onto a surface of any one of the pair of substrates by imparting one stimulus. A concentration of the metal ion of the metal fine particles in the electrolytic solution after imparting the stimulus is about 200 mmol/l or less. The invention further provides a display device which uses the display method.09-08-2011
20100118385ELECTROPHORETIC PARTICLES AND PRODUCTION PROCESS THEREOF - Electrophoretic particles are constituted by pigment particles provided with a polymer chain connected with a polymerization initiation group at a surface of pigment particle. The resultant electrophoretic particles are excellent particle size uniformity and dispersibility.05-13-2010
20100118383REFLECTIVE DISPLAY AND METHOD FOR MANUFACTURING SUCH A DISPLAY - The invention relates to a reflective display (05-13-2010
20090207476ELECTROPHORETIC PARTICLE, ELECTROPHORETIC PARTICLE DISPERSION LIQUID, IMAGE DISPLAY MEDIUM, AND IMAGE DISPLAY DEVICE - Disclosed is an electrophoretic particle comprising a polymer component on a surface thereof which polymer component is a copolymer obtained from materials comprising at least a monomer component represented by a following general formula (I):08-20-2009
20110170170SWITCHABLE GLAZINGS - A switchable film assembly having remote electrical connections comprises an active layer between first and second electrically conductive layers. The active layer has an optical transmission which changes upon projecting an electric field therethrough. An electrical connection connects the film to a power supply and can comprise a remote electrical connector region provided remote to the first and second electrically conductive layers, such upon connecting the film assembly to the power supply, an electrical field may be projected through at least a portion of the switchable film assembly thereby changing the optical transmission of the active layer.07-14-2011
20100085629ELECTRO-OPTIC DISPLAY APPARATUS - An electro-optic display apparatus includes a first electrode, a second electrode, an electro-optic material, and an insulating layer. The second electrode faces the first electrode to form an electric field in cooperation with the first electrode. The electro-optic material is disposed between the first and second electrodes. The insulating layer is arranged on a surface of at least one of the first electrode and the second electrode and contacts the electro-optic material. The electro-optic material includes a non-polar solvent forming a continuous phase, and a polar solvent dispersed in the non-polar solvent to form a droplet controlled by the electric field.04-08-2010
20120268806INKS WITH FLUORINATED MATERIAL-SURFACE MODIFIED PIGMENTS - Pigment-based inks with fluorinated material-surface modified pigments are provided. The inks include a non-polar carrier fluid, and pigment particles suspended in the non-polar carrier fluid. The pigment particles either have fluorinated acidic functional groups, which are charged through basic charge directors to give negatively charged pigment dispersions, or have fluorinated basic functional groups, which are charged thorough acidic charge directors to give positively charged pigment dispersions. A combination of an electronic display and an electronic ink is also provided, as is a method for modifying the pigment particles.10-25-2012
20080316582ELECTRO-OPTIC DISPLAYS, AND MATERIALS AND METHODS FOR PRODUCTION THEREOF - A first sub-assembly useful in an electro-optic display is produced by: providing an electro-optic sub-assembly comprising a layer of electro-optic medium; providing an adhesive sub-assembly comprising an adhesive layer, the adhesive layer being larger than the layer of electro-optic medium and having one or more apertures; adhering the adhesive sub-assembly to the electro-optic sub-assembly so that a part of the adhesive layer adheres to the layer of electro-optic medium but the aperture(s) are spaced from the layer of electro-optic medium. A second sub-assembly comprises a conductive layer and a layer of electro-optic medium. The conductive layer has a main section covered by the electro-optic medium, an exposed section free from the electro-optic medium, and a weak section connecting the main section and the exposed section, so that the exposed section can be manipulated to rupture the weak section, thus separating the exposed section from the main section without substantial damage.12-25-2008
20090201570Electrophoretic Light Modulator - An electrophoretic light modulator includes a plurality of similarly charged particles comprising a first optical characteristic. The electrophoretic light modulator also includes at least one reflecting surface comprising a second optical characteristic different that the first optical characteristic. The electrophoretic light modulator further includes a pair of electrodes that create an electric field that causes the plurality of charged particles to obscure or expose the reflecting surface based on the polarity of the electric field.08-13-2009
20110170169ELECTROPHORETIC DISPLAY DEVICE AND ELECTRONIC APPARATUS - An electrophoretic display device including: a first substrate; a second substrate that is disposed so as to face the first substrate; an electrophoretic device that is disposed between the first substrate and the second substrate; a plurality of first electrodes that are formed so as to overlie the electrophoretic device side of the first substrate; and a second electrode that is formed on the electrophoretic device side of the second substrate so as to face the plurality of the first electrodes. The second electrode has light reflectivity.07-14-2011
20090284825ELECTROPHORETIC PARTICLES, METHOD OF PREPARING THE SAME, AND ELECTROPHORETIC DISPLAY USING THE SAME - Disclosed are electrophoretic particles, a method of preparing the same, and an electrophoretic display using the same. The electrophoretic particle includes a coating layer, which includes a co-polymer of styrene and heterocyclic compound, and a pigment surrounded by the coating layer. The method includes polymerizing styrene on a surface of the electrophoretic particle and polymerizing styrene and a heterocyclic compound. The electrophoretic display includes the electrophoretic particles.11-19-2009
20090290208PARTICLE FOR DISPLAY MEDIUM AND INFORMATION DISPLAY PANEL UTILIZING THE SAME - The present invention provides particles for display media constituting the display media used for an information display panel, in which the display media are sealed between two substrates, at least one of two substrates being transparent, and, in which the display media, to which an electrostatic field is applied, are made to move so as to display information, comprising: the particles having a substantially spherical shape, which are made by polymerizing raw materials including monomers, which include (acrylic or methacrylic) resin-hydrocarbon resin copolymer in the particles, in which a part of or all of the monomers are a multifunctional monomer having a plurality of polymerization reactive groups in one molecule, and which have minute irregularities on their surface evenly. By such a construction, the particles for display media can obtain irregularities firmly fixed on their surface. Poor display can be solved by using the same.11-26-2009
20090273826Method of manufacturing information display panel - In a method of manufacturing an information display panel, in which at least one group of display media having light reflectance and charge characteristics, constituted by at least one group of particles, are sealed in a cell formed by partition walls between opposed two substrates, at least one substrate being transparent, and, in which the display media, to which an electrostatic field is applied, are made to move so as to display information such as an image, a display media filling process for filling the display media in the cell includes: a display media charging and supporting process for supporting charged display media; a display media aligning process for aligning the supported display media corresponding to an electrostatic latent image; and a display media transferring and filling process for transferring and filling the aligned display media in the cell.11-05-2009
20090273827COLOR DISPLAY DEVICES - The present invention is directed to color display devices in which each display cell is capable of displaying three color states. The display fluid filled in the display cells comprises two types of pigment particles. The color display device may further comprise a brightness enhancement structure on its viewing side.11-05-2009
20090262414IONIC ELECTROPHORESIS IN TIR-MODULATED REFLECTIVE IMAGE DISPLAYS - A reflective display having a plurality of transparent hemi-beads (10-22-2009
20090296196MOVING PARTICLE DISPLAY DEVICE - An improved moving particle display device having a plurality of pixels (12-03-2009
20090296195Coloured Particles for Electrophoretic Displays - The present invention discloses the use of functionalized particles as electrophoretic displaying particles, wherein the functionalized particles are SiO12-03-2009
20120293858ELECTRO-OPTIC DISPLAYS - A wavelength selective reflection display (11-22-2012
20110205616Moving Particle Display Device - A moving particle display device comprises an array of display cells, each cell comprising an enclosed volume containing display particles. The display cells are the disposed between the first and second electrode arrangements, and the particles are provided for movement between a first region adjacent the first electrode arrangement and a second region adjacent the second electrode arrangement. Each cell is associated with a group of electrodes (08-25-2011
20080212163Image Display Element, Image Display Sheet, Image Display and Image Displaying Method - An image display element comprises a multilayer film optical filter in which layers of two or more types of materials which reflect or transmit therethrough light of a specific color and have different refractive indexs are alternately superimposed or stacked. The multilayer film optical filter is shaped like a fine particle. The multilayer film optical filter is, for example, a non-light-absorbing interference type color filter which reflects light having a predetermined color and transmits a complementary color of the predetermined color therethrough. Further, multilayer film optical filter is a dielectric multilayer film, a transparent resin multilayer film or a glass multilayer film.09-04-2008
20080212164Information Display Panel and Method For Manufacturing the Same - In an information display panel, in which display media are sealed between a transparent front substrate and a rear substrate, and, in which the display media, to which an electrostatic field is applied from electrodes arranged respectively to the front substrate and the rear substrate, are made to move so as to display information such as an image, the rear substrate is constituted by a flexible material, and a metal electrode is formed on the rear substrate by a patterning process using a vapor deposition and a sputtering or a metal electrode is formed on the rear substrate by effecting a patterning process to a metal film formed by a vapor deposition or a sputtering. In this manner, it is possible to obtain an information display panel, which can improve a flexibility of the rear substrate with the electrode by an inexpensive cost, achieve an easy handling of the substrate and decrease a panel breakage due to a detachment of two substrates.09-04-2008
20110199671METHODS FOR DRIVING ELECTROPHORETIC DISPLAYS USING DIELECTROPHORETIC FORCES - A dielectrophoretic display has a substrate having walls defining a cavity, the cavity having a viewing surface and a side wall inclined to the viewing surface. A fluid is contained within the cavity; and a plurality of particles are present in the fluid. There is applied to the substrate an electric field effective to cause dielectrophoretic movement of the particles so that the particles occupy only a minor proportion of the viewing surface.08-18-2011
20110199670DISPLAY DEVICE AND LIGHT ENHANCEMENT FILM OF THE DISPLAY DEVICE - A light enhancement film provided in the disclosure includes a substrate and an optical microstructure having a plurality of hexagonal cylindrical lenses inseparably arranged on a surface of the substrate in accordance with a honeycombed arrangement. Each of the hexagonal cylindrical lenses has different cross-sectional areas that are gradually narrowed from the surface of the substrate in a direction away from the substrate, and every two adjacent lenses have a gap therebetween. Furthermore, a display device having the light enhancement film is provided as well.08-18-2011
20100103502METHODS FOR ACHIEVING IMPROVED COLOR IN MICROENCAPSULATED ELECTROPHORETIC DEVICES - A method for manufacturing a full color, reflective display includes the steps of depositing a first plurality of electrophoretic display elements in substantial registration with a first electrode and a second plurality of electrophoretic display elements in substantial registration with a second electrode. The electrophoretic display elements include a capsule containing a species of particles dispersed in a suspending fluid. The selective deposition of the display elements can be achieved by ink-jet printing methods, screen printing methods or other printing methods. In some embodiments the electrodes are printed onto the substrate before selective deposition of the display elements, while in other embodiments the substrate is provided having the electrodes already disposed on it. In still other embodiments, the sequence of printing of electrodes and electrophoretic display elements can be varied.04-29-2010
20100103500OPTICAL SHUTTER HAVING CHARGED PARTICLE AND DISPLAY APPARATUS USING THE SAME - Provided are an optical shutter including charged particles, and a display apparatus using the optical shutter. The optical shutter may block or transmit light by changing the position of the charged particle according to a direction an electrical field is applied. Also, a new type of display apparatus may be realized by using the optical shutter as a pixel of the display apparatus. The charged particles react very quickly to the change of the electrical field, and thus, a display apparatus having high operational speed may be realized.04-29-2010
20100060974Color Display Device - A color display device includes a substrate, a protecting layer, an electrophoretic display module, an electrowetting display module and a first insulating layer. The protecting layer is opposite to the substrate, and the protecting layer is made of a transparent material and the first insulating layer is made of a transparent material. The electrophoretic display module is arranged between the substrate and the protecting layer, and is a monochrome display module. The electrowetting display module is arranged between the substrate and the protecting layer, and is a color display module. The first insulating layer is arranged between the electrophoretic display module and the electrowetting display module. The color display device has high color saturation and high contrast.03-11-2010
20080239460METHOD OF DRIVING ORGANIC TRANSISTOR AND ELECTROPHORETIC DISPLAY DEVICE - Provided is a method of driving an organic transistor formed on a substrate, wherein the substrate is sealed by a sealing material, and a bias voltage for compensating for threshold voltage of the organic transistor is supplied to the organic transistor at least at the time of an operation of the organic transistor.10-02-2008
20080239461Electrophoresis display device and electronic apparatus - The invention provides an electrophoresis display device having a plurality of pixels that is arrayed in a two-dimensional pattern. The electrophoresis display device according to an aspect of the invention includes: a first electrode that is formed in each of the pixels; a second electrode that is formed opposite to the first electrode; an electrophoresis element that is sandwiched between the first electrode and the second electrode and has electrophoresis particles that are charged electrically; and an insulation layer that is formed at a region between each two of the first electrodes that are arrayed adjacent to each other.10-02-2008
20120182596ELECTROPHORETIC DISPLAY DEVICE AND ELECTRONIC APPARATUS - An electrophoretic display device includes a circuit substrate and an opposed substrate arranged to face each other, a dispersion liquid interposed between the circuit substrate and the opposed substrate, a plurality of platforms arranged to be spaced apart from each other with a slit therebetween in a display region on the circuit substrate, a plurality of reflectors respectively formed on top faces of the plurality of platforms, a slit electrode located in each slit, an opposed electrode formed on the opposed substrate, and an electrophoretic layer filled with a dispersion liquid which contains black particles having a different color from that of the reflectors and being dispersed in a dispersion medium.07-19-2012
20080266646ELECTROPHORETIC DISPLAYS WITH CONTROLLED AMOUNTS OF PIGMENT - An electrophoretic medium has walls defining a microcavity containing an internal phase. This internal phase comprises electrophoretic particles suspended in a suspending fluid and capable of moving therethrough upon application of an electric field to the electrophoretic medium. The average height of the microcavity differs by not more than about 5 μm from the saturated particle thickness of the electrophoretic particle divided by the volume fraction of the electrophoretic particles in the internal phase.10-30-2008
20090059350Microcapsule, electrophoretic display sheet, electrophoretic display device, and electronic apparatus - A microcapsule includes an electrophoretic dispersion liquid including at least one kind of electrophoretic particle having a polarity, and a capsule body encapsulating the electrophoretic dispersion liquid and made of a polymeric material including one of a nonpolar resin without having a polarity and a resin material having a nonpolar group without having a polarity as a side chain.03-05-2009
20080278796Reflective Display Having Improved Brightness and Contrast - A reflective display, comprising a plurality of pixels (11-13-2008
20080278795FLEXIBLE ELECTROPHORETIC DISPLAY AND METHOD OF FABRICATING THE SAME - Provided is a flexible electrophoretic display. The flexible electrophoretic display includes a grayscale representation unit for representing grayscales in unit areas using reflection and transmission; upper and lower electrodes for applying a voltage to the grayscale representation unit; and a plurality of colored particles formed on the upper electrode for representing color. The upper electrode is formed of a transparent conductive material. External incident light is reflected by the colored particles formed on the upper electrode for color implementation by the flexible electrophoretic display. Thus, a compact, flexible electrophoretic display capable of displaying a high-definition image with multi-color and multi-gradation can be implemented by using multi-colored particle layers formed of metallic nano-particles.11-13-2008
20120293859METHOD OF MANUFACTURING ELECTROPHORETIC DISPLAY DEVICE - A method of manufacturing an electrophoretic device includes: forming a partition wall on a one substrate with a predetermined pattern; forming an adhesive layer on the partition wall; filling each region as a cell, which has been partitioned by the partition wall, with a display medium, after having formed the adhesive layer; and adhering the other substrate onto the adhesive layer on the partition wall so as to enclose the display medium. The forming of the adhesive layer is performed, with the use of a transfer film with a heat sealing agent formed thereon, by heat-transferring the heat sealing agent. The adhering of the other substrate includes heating the heat sealing agent for again softening the heat sealing agent, which has been transferred as the adhesive layer, so as to obtain an adhesive force.11-22-2012
20080291526Core-Shell Particles Containing Fluorescent Components for Electrophoretic Displays - An electrophoretic ink includes fluid having either (a) at least two sets of differently colored particles with the fluid been a substantially clear fluid, or (b) at least one set of colored particles with the fluid been a differently colored fluid than the colored particles, wherein at least one set of colored particles includes at least one electrophoretic particle having a core-shell structure. The at least one electrophoretic particle includes a shell and a core located within the shell, wherein the core includes a colorant and a fluorescent compound. An electric field may be applied adjacently to the fluid of the ink, and the at least one set of colored particles having the core-shell structure is movable within the fluid of the ink by the electric field.11-27-2008
20080304135In-Plane Switching Electrophoretic Display - A pixel having an upper substrate and a base carrier disposed opposite each other; a dielectric fluid with dispersed electrophoretic particles filled in a gap between the upper substrate and the base carrier; a wall disposed on at least one of the upper substrate and the base carrier between adjacent pixels, preventing migration of the electrophoretic particles between the adjacent pixels; a surrounding electrode disposed in proximity to the wall and extending substantially parallel to an interior surface of the wall; and a facilitating structure positioned along an inner surface of the surrounding electrode, and having a curved inner surface, wherein the facilitating structure is electrically floating relative to the surrounding electrode. The pixels may be used with particles that are colored, black white, and/or reflective. The pixels may incorporate color filters therein.12-11-2008
20080291527DISPLAY DEVICE - An electrophoretic display includes a lower substrate, an upper substrate, a color display layer on the lower substrate, a pixel electrode on the lower substrate, and a common electrode on the lower substrate or the upper substrate. The common electrode does not overlap the pixel electrode, and an electrophoretic active layer having a dispersion medium and electrophoretic particles is arranged between the lower substrate and the upper substrate. The electrophoretic active layer is a single-polarity electrophoretic particle system, and grayscales are generated depending on the number of electrophoretic particles arranged in a portion of the electrophoretic active layer corresponding to the pixel electrode. The position of the electrophoretic particles is controlled by the magnitude of the electric field applied between the pixel electrode and the common electrode.11-27-2008
20080285113Electrophoretic Display Panel - For the electrophoretic display panel (11-20-2008
20120293857Electrophoretic Display Apparatus and Method for Manufacturing the Same - Disclosed are an electrophoretic display device and a manufacturing method thereof, which can enhance display quality and manufacturing efficiency. The electrophoretic display device includes a plurality of partition walls, sealing materials, a display solvent, and a second substrate. The partition walls are formed at a first substrate, and respectively define a plurality of unit pixel regions. The sealing materials are formed on the partition walls. The display solvent includes a plurality of charged particles and a solvent, and is filled into the unit pixel regions. The second substrate is adhered to the sealing materials to seal the unit pixel regions.11-22-2012
20110007382COLORED ELECTROPHORETIC DISPLAY - A colored electrophoretic display includes a transparent substrate, a transparent conductive layer, a planar electrophoretic cell, and a backplane substrate in sequence of receiving an incident light. The backplane substrate includes a first block reflective electrode, a second block reflective electrode and a third block reflective electrode, tiled in a planar arrangement perpendicular to the incident light and electrically connected to a driving circuitry in the backplane substrate. The driving circuitry electrically drives the first block reflective electrode, the second block reflective electrode and the third block reflective electrode individually as well as the transparent conductive layer to form spatially colored reflective light modulation.01-13-2011
20080285114ELECTROPHORETIC DISPLAY UNIT AND DISPLAY DEVICE HAVING THE SAME AND METHOD OF MANUFACTURING THE SAME - An electrophoretic display unit includes a transparent base film, a transparent electrode disposed on the base film, an electrophoretic display layer disposed on the transparent electrode to display an image in response to an electric field, and an opaque electrophoretic protection layer disposed on the electrophoretic display layer.11-20-2008
20090180172Electrophoretic Display Medium, Electrophoretic Display Medium Manufacturing Method, and Electrophoretic Display Device - An electrophoretic display medium manufacturing method for manufacturing an electrophoretic display medium that includes a first substrate and a second substrate that are provided such that they face one another, the electrophoretic display medium manufacturing method including the steps of forming a first substrate such that it conforms to recessed and protruding portions of a forming surface provided in a forming die, the first substrate being formed from a synthetic resin, forming partition walls that are projecting portions to partition a space sandwiched between the first and the second substrate into a plurality of cells, and forming electrode films in non-wall portions that are parts of the inner face of the first substrate where the partition walls are not formed, such that the electrode films will apply an electrical field for moving charged particles enclosed within the cells.07-16-2009
20090128889Display device, method of manufacturing display device and electronic apparatus - A display device capable of easily and reliably obtaining an intermediate tone and reliably maintaining individual colors including the intermediate tone even at stoppage of application of an electrical voltage, a manufacturing method of a display device capable of easily and reliably manufacturing the display device, and an electronic apparatus provided with the display device are provided. The display device has a display surface. The display device includes an adsorption particle-containing layer including a wall portion with an inner surface for defining a space, a plurality of electrically charged adsorption particles provided within the space in an adsorbed state that they are adsorbed to the inner surface of the wall portion, and a substantially transparent medium provided within the space, and a pair of electrodes that, when applied with an electrical voltage, generate electrical fields to act on the adsorption particles, wherein in the case where the electrical voltage is applied to between the electrodes, the adsorption particles are moved along the inner surface of the wall portion while maintaining the adsorbed state.05-21-2009
20090059347INFORMATION DISPLAY PANEL - In an information display panel, in which display media are sealed in a plurality of cells formed by partition walls between two opposed substrates, at least one of two substrates being transparent, and, in which the display media, to which an electrostatic field is applied, are made to move so as to display information such as an image, a tensile elastic modulus of the partition wall is controlled in a range of 10-100 MPa and a breaking elongation of the partition wall is controlled in a range of 2-500%.03-05-2009
20090122389ELECTRO-OPTIC ASSEMBLIES, AND ADHESIVES AND BINDERS FOR USE THEREIN - An electro-optic assembly comprises an adhesive layer and a layer of electro-optic material. The adhesive layer comprises a polymeric adhesive material and an ionic material having either its cation or its anion fixed to the polymeric adhesive material. The ionic material reduces the volume resistivity of the polymeric adhesive material and is not removed upon heating to 50° C. In a similar electro-optic assembly comprising an adhesive layer and a layer of electro-optic material, the adhesive layer comprises a polymeric adhesive material which has been subjected to dialysis or diafiltration to remove organic species having a molecular weight less than about 3,500, so that the adhesive material has a content of N-methylpyrrolidone not exceeding 500 ppm based upon the total weight of the adhesive layer and layer of electro-optic material.05-14-2009
20090185260ELECTROPHORETIC DISPLAY DEVICE AND ELECTRONIC APPARATUS - An electrophoretic display device includes a display element including a pair of first and second substrates which are opposed to each other, and a microcapsule enclosing a display material changed in optical characteristics in response to an electric impulse, the microcapsule being sandwiched between the first and second substrates; and a protective film sealing the display element. In the display device, a first electrode is provided on the surface of the first substrate which faces the second substrate, a second electrode is provided on the surface of the second substrate which faces the first substrate, and a spacer is provided in the space between the periphery of the facing surface of the first substrate and the first electrode.07-23-2009
20090161200ELECTROPHORETIC DISPLAY DEVICE AND OPERATING METHOD OF THE SAME - An electrophoretic display device with high reliability, high reflectance and improved color characteristics. The electrophorectic display device includes unit cells, each of which includes transmissive particles and a reflective panel. The unit cells are vertically laminated or arranged in parallel. In addition, the electrophorectic display device exhibits excellent visibility and has a simple structure.06-25-2009
20120069426ELECTRONIC PAPER DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - There is provided an electronic paper display device and a manufacturing method thereof. The electronic paper display device includes a thin film transistor; a first substrate formed on the thin film transistor and having therein a plurality of pixel electrodes connected to the thin film transistor; a second substrate disposed to face the first substrate and having a common electrode thereon; a plurality of partitions disposed between the first and second substrates to provide a cell space to each of the pixel electrodes; and a display unit disposed in the cell space. The electronic paper display device is superior in the stability and uniformity of an image.03-22-2012
20120069425ELECTROPHORETIC DISPLAY DEVICE, DRIVING METHOD OF ELECTROPHORETIC DISPLAY DEVICE, AND ELECTRONIC APPARATUS - An electrophoretic device includes: a first substrate and a second substrate; an electrophoretic layer including colored particles that is arranged between the first substrate and the second substrate; first electrodes; first transistors connected to the first electrodes; opposing electrodes that have larger areas than the first electrodes and have transparency; and a reflecting layer that has a larger area than the first electrodes, wherein the gradation is controlled by the area of the colored particles that is visible when the electrophoretic layer is seen from the second substrate side.03-22-2012
20120069424ELECTRONIC PAPER DISPLAY DEVICE - Disclosed herein is an electronic paper display device, including: a barrier rib structure having a plurality of partitioning spaces arranged in a matrix form; and a plurality of rotating balls each disposed within the partitioning spaces in a form in which a first hemisphere and a second hemisphere are coupled, wherein the rotating ball is rotated in a preset direction by a shape of the partitioning space. Herein, the electrocic paper display device forms a cavity in an asymmetrical shape to induce the rotating ball to be rotated in one direction, thereby making it possible to easily control the rotating ball.03-22-2012
20090141337WHITE PARTICLES FOR IMAGE DISPLAY DEVICE - Disclosed are white particles for an image display device which includes: (i) a pair of substrates facing each other, provided that at least one of the substrates is transparent; and (ii) the white particles enclosed in a gap between the substrates, with which an image is displayed through migration of the white particles by generating an electric field between the substrates, wherein each of the white particles contains: (a) a core particles containing an inorganic oxide having a refractive index of 2.0 or more in an amount of 80 to 99 weight % based on the total weight of the core particle; and (b) a resin layer having a thickness of 10 to 1000 nm on a surface of the core particle.06-04-2009
20110222141METHOD FOR ENCLOSING DISPERSION LIQUID CONTAINING ELECTROPHORETIC PARTICLES AND ELECTROPHORETIC DISPLAY UNIT - To prevent the incorporation of gas, such as air (bubbles), into cells during the enclosure of a dispersion liquid containing electrophoretic particles in the cells.09-15-2011
20100195188ELECTROPHORETIC DISPLAY PANEL AND ELECTROPHORETIC DISPLAY APPARATUS - An electrophoretic display panel includes a transparent substrate, a first electrode, a transparent wall, a plurality of display media, and a plurality of reflective elements. The first electrode is disposed on the transparent substrate. The transparent wall is disposed on the first electrode to define a plurality of micro-cell structures on the first electrode. Each of the micro-cell structures is respectively filled with the display media, and each of the display media has a plurality of colored particles. Each of the reflective elements is disposed on a projection direction of the transparent wall on the transparent substrate. An electrophoretic display apparatus is also provided. The electrophoretic display panel and the electrophoretic display apparatus can be used on condition of various illuminations and have advantages of maintaining display brightness and ensuring low power consumption.08-05-2010
20090059348DISPLAY DEVICE AND ELECTRIC APPARATUS USING THE SAME - In a display device including: an upper space (display space) 03-05-2009
20090086308IMAGE DISPLAY DEVICE - Disclosed is an image display device comprising: (i) a pair of substrates facing each other, provided that one of the substrates is transparent; and (ii) charged particles placed in a gap between the substrates, wherein each of the substrates has a layer containing a compound having a silicone structure in the molecule on a surface of the substrates faced with another electrode.04-02-2009
20110228377PARTICLES FOR DISPLAY MEDIA AND INFORMATION DISPLAY PANEL USING THE SAME - The present invention provides an information display panel capable of maintaining an excellent image property even after repeated rewrite, and particles for display media used therefor. The information display panel, in which at least one kind of display media including a charged particle for display media are sealed in a space between substrates at least one of which is transparent, for displaying an image by application of electrostatic force to the display media by means of an electronic field forming means, uses the particle for display media comprised of a mother particle, child particles and fine particles. The child particles, having a molecular structure of three-dimensional crosslinked structure and a particle diameter smaller than that of the mother particle which has no molecular structure of three-dimensional crosslinked structure, are embedded in a surface of the mother particle. It thereby hardens the surface of the mother particle. Then, the fine particles having the particle diameter smaller than that of the child particles are attached to the mother particle having the child particles embedded therein, it is thus possible to prevent the fine particles from being buried in the mother particles.09-22-2011
20090251762ELECTROPHORETIC DISPLAY WITH HOMOGENEOUSLY DISTRUBED ELECTRICALLY CHARGED PARTICLES - An electrophoretic display device employs an electrophoretic display (10-08-2009
20090231676ELECTROPHORETIC DISPLAY DEVICE AND ELECTRONIC APPARATUS - An electrophoretic display device includes; a first substrate having a plurality of pixel electrodes in a display region thereof; and an electrophoretic sheet that includes a second substrate on which a common electrode, an electrophoretic layer, and an adhesive layer are laminated. The electrophoretic sheet is bonded to the display region of the first substrate via the adhesive layer. The distance between neighboring pixel electrodes among the plurality of pixel electrodes is 5 μm or more.09-17-2009
20090251763COLOR DISPLAY DEVICES - The present invention is directed to color display devices which are capable of displaying multiple color states. The display device comprises a plurality of display cells, wherein each of said display cells is (a) sandwiched between a first layer comprising a common electrode and a second layer comprising a plurality of driving electrodes, wherein at least one of the driving electrodes is a designated electrode, (b) filled with an electrophoretic fluid comprising at least two types of pigment particles dispersed in a solvent or solvent mixture, and (c) capable of displaying at least four color states. The display device may also comprise hiding layers or a brightness enhancement structure on the viewing side.10-08-2009
20090244689E-PAPER APPARATUS AND DRIVING SUBSTRATE THEREOF - A driving substrate of an e-paper apparatus includes a first metal layer, a second metal layer and a pixel electrode. The first metal layer has a scan line and a first storage electrode. The second metal layer has a data line and a common line. The scan line and the data line are disposed crossingly. The common line is disposed parallel to the data line substantially. The common line and the scan line are disposed crossingly. The pixel electrode is disposed over the common line and is electrically connected to the first storage electrode through a via.10-01-2009
20090244688DISPLAY PANEL AND MANUFACTURING METHOD THEREFOR - To stabilize the supply of color material particles as well as reduce the wasteful amount of color material particles used and suppress deformation or damages of the outer walls of a plurality of cell regions partitioned by partition walls provided upright, an interval holding section having a first height dimension for holding an interval between a non-display area of the surface of a substrate for a display panel, which has an electrode at each of the cell regions, and a non-transfer area of the surface of an electrophotographic transfer body, is provided between the non-display area of the surface of the substrate and the non-transfer area of the surface of the transfer body, at a predetermined value at the time when the transfer body transfers the color material particles to the substrate, and the color material particles are transferred to the substrate from the transfer body while biasing the substrate toward the transfer body in such a way that the interval holding section holds the interval between the non-transfer area of the transfer body and the non-display area of the substrate at the first height dimension.10-01-2009
20120105942ELECTRONIC PAPER AND METHOD FOR PRODUCING SAME - Electronic paper 05-03-2012
20120105941DISPLAY SHEET, DISPLAY DEVICE, AND ELECTRONIC APPARATUS - A display device includes a substrate that is provided on a display face side, an opposed substrate that is provided opposing the substrate, a display layer that is provided between the substrate and the opposed substrate and is filled with a dispersion liquid in which white particles and black particles are dispersed in a dispersion medium, and a particle constrained layer that is provided in the display layer to allow the particles to move in a thickness direction of the display layer and to prevent the particles from moving in an in-plane direction of the display layer. A void ratio of the particle constrained layer of the substrate side is higher than that of the opposed substrate side.05-03-2012
20120105940DISPLAY SHEET, DISPLAY DEVICE, AND ELECTRONIC APPARATUS - A display device includes a substrate that is provided on a display surface side, an opposing substrate that is arranged opposing the substrate, and a display layer that is provided between the substrate and the opposing substrate. The display layer includes a three-dimensional elastic body that is impregnated by a dispersion liquid in which at least one type of particle that is positively or negatively charged is dispersed in a dispersion medium and a bonding layer that is provided between the three-dimensional mesh-like elastic body and the substrate and which bonds the three-dimensional mesh-like elastic body to the substrate.05-03-2012
20090251764IMAGE DISPLAY DEVICE - An image display device 10-08-2009
20090257112METHOD AND APPARATUS FOR MANUFACTURING ELECTROPHORETIC DISPLAY - In an apparatus for manufacturing an electrophoretic display, the electrophoretic display includes a backside plate having a cover area and a display structure. The display structure is arranged on the backside plate and a rear surface thereof facing toward the backside plate has an area less than the cover area. The apparatus includes a main body and a pressure-supplying member. The main body includes a receiving cavity, a supporting surface and a plurality of absorption holes. The receiving cavity is configured to receive the display structure therein. The supporting surface is located at the bottom of the receiving cavity. The absorption holes are arranged at the bottom of the receiving cavity and each penetrates through the supporting surface. The absorption holes are configured to vacuum absorb the display structure on the supporting surface via vacuum absorption means. The pressure-supplying member is configured to apply a pressure onto the backside plate so as to stack the backside plate on the rear surface of the display structure. The present invention also provides a method for manufacturing an electrophoretic display.10-15-2009
20100149631CHARGED PARTICLE USED FOR ELECTROPHORETIC DISPLAY MEDIUM, ELECTROPHORETIC DISPLAY MEDIUM COMPRISING THE CHARGED PARTICLE, AND IMAGE DISPLAY DEVICE USING THE ELECTROPHORETIC DISPLAY MEDIUM - A charged particle to be used for an electrophoretic display medium in which a first attached material being charged with a predetermined polarity and a second attached material having a smaller adhesion force than that of the first attached material are attached to a mother particle, wherein the first attached material is a minute particle (hereinafter referred to as “first minute particle”), and the outermost surface of the second attached material is located outward relative to the outermost surface of the first minute particle in the radial direction of the mother particle, is provided.06-17-2010
20100149629Electrophoresis type display device and method of fabricating and driving the same - Provided is a electrophoresis type display device includes a pixel electrode and a common electrode on a substrate and inducing an in-plane electric field; an electric charge layer on the pixel electrode and common electrode and having a plurality of first particles and a plurality of second particles, the first and second particles charged with opposite polarities; and a backlight unit supplying light toward the substrate.06-17-2010
20110228378ELECTROPHORETIC DISPLAY DEVICE AND METHOD FOR MANUFACTURING SAME - A method of manufacturing is disclosed for an electrophoretic display apparatus that includes an array substrate and an electrophoretic film laminated to the array substrate. A thermally activated adhesive is used to adhesively attach the electrophoretic film to the array substrate. The electrophoretic film is first aligned to and flattened against the array substrate and then a substantially stronger than original adhesion property of the adhesive is activated by annealing at a high temperature that is substantially greater than room temperature. Rework prior to annealing is therefore possible when alignment errors occur between the electrophoretic film and the array substrate.09-22-2011
20120194898E-PAPER DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME - A display device includes a substrate, a driving circuit, an E-paper display layer and a protective coating layer. The driving circuit is arranged on the substrate. The E-paper display layer is disposed on and driven by the driving circuit. The protective coating layer is coated on and in contact with the E-paper display layer. The protective coating layer can provide protection and better optical performance, and it is advantageous to the manufacturing method to overcome the problems such as bubbles and low light transmittance occurring in the conventional manufacturing method.08-02-2012
20100177374Display apparatus using dielectrophoresis and method of manufacturing the display apparatus - Example embodiments relate to a display apparatus using dielectrophoresis and a method of manufacturing the display apparatus. The display apparatus may include a display pixel, wherein the display pixel may include uncharged particles distributed in a dielectric medium that fills a cell area. A pattern electrode unit may be configured to produce a non-uniform electric field in the dielectric medium. A light transmittance of the display pixel may be adjusted by dielectrophoresis of the uncharged particles according to an electric field gradient.07-15-2010
20100149630COMPONENTS AND METHODS FOR USE IN ELECTRO-OPTIC DISPLAYS - A front plane laminate useful in the manufacture of electro-optic displays comprises, in order, a light-transmissive electrically-conductive layer, a layer of an electro-optic medium in electrical contact with the electrically-conductive layer, an adhesive layer and a release sheet. This front plane laminate can be prepared as a continuous web, cut to size, the release sheet removed and the laminate laminated to a backplane to form a display. Methods for providing conductive vias through the electro-optic medium and for testing the front plane laminate are also described.06-17-2010
20100165444DISPLAY ELEMENT - The present invention provides a display element which can be driven at a low voltage in a simple member construction, provides high display contrast, and gives a white impression to a viewer while suppressing white reflectance. The display element comprises an electrolyte containing silver or a compound containing silver in its chemical structure between opposed electrodes to be driven so as to cause dissolution and precipitation of silver, and comprises a color tone-adjusting layer, a transparent electrode and an electrolyte layer being provided in that order as viewed from a viewing direction of the element.07-01-2010
20100259813DISPLAY DEVICE, METHOD OF MANUFACTURING DISPLAY DEVICE AND ELECTRONIC APPARATUS - A display device having a display surface, comprises: a contact particle-containing layer including a wall portion with an inner surface for defining a space, contact particles electrically charged and provided within the space in a contact state that the contact particles are in contact with the inner surface of the wall portion, the contact particles having a hue, and a scattering medium for scattering light or a colored medium having a different hue from the hue of the contact particles which is provided within the space; and a pair of electrodes that, when applied with an electrical voltage, generate electrical fields to act on the contact particles, wherein the display device is configured so that when the electrical voltage is applied to between the pair of electrodes, the contact particles are moved along the inner surface of the wall portion while maintaining the contact state.10-14-2010
20100188732MULTICOLOR DISPLAY OPTICAL COMPOSITION, OPTICAL DEVICE, AND DISPLAY METHOD OF OPTICAL DEVICE - The present invention provides a multicolor display optical composition comprising a dispersion medium, a periodic structure having a porous structure inside communicated with the outside, and mobile particles contained in the dispersion medium so as to be movable and having a volume average primary particle diameter from 1 nm to 80 nm in a dispersion state in the dispersion medium, a volume average particle diameter of coagulated particles of 100 nm or larger in optical coagulation state by stimulation application, and having a refractive index different from that of the dispersion medium by 0.1 or more, wherein the mobile particles show no coloration in the dispersion state when the particles are dispersed in the dispersion medium and show white coloration with a predetermined whiteness value or higher in the coagulation state when the particles are coagulated, an optical device, and a display method of the optical device.07-29-2010
20100259812ELECTROPHORETIC DISPLAY HAVING ELECTROMAGNETS - An electrophoretic display includes a display panel and a scanning device. The display panel includes a magnetic rotating ball layer and a soft magnetic layer. The magnetic rotating ball layer includes a plurality of magnetic rotating balls. Two magnetic poles of each magnetic rotating ball have white and black colors respectively. The soft magnetic layer includes a plurality of soft magnetic bodies each facing at least one of the rotatable magnetic rotating balls. The scanning device is movably attached to the display panel and includes a plurality of electromagnets facing the soft magnetic layer. The electromagnets are spatially corresponding to a row of the soft magnetic bodies. Each electromagnet magnetize corresponding one soft magnetic body when the electromagnets are moved along the display panel. Each magnetic rotating ball corresponding to one soft magnetic body is driven by one soft magnetic body to display white or black colors.10-14-2010
20100188731DISPLAY ELEMENT, IMAGE DISPLAY DEVICE, AND IMAGE DISPLAY SYSTEM - A display element includes a hollow structure. The hollow structure includes plural cells disposed in a plane, each having an opening in a first wall of the hollow structure, and a partition wall separating the adjacent cells. A solvent having one or more types of white particles and/or colored particles dispersed therein is disposed in the cells. The openings are sealed with a resin insoluble in the solvent. A thickness of the partition wall separating the adjacent cells is 0.01 μm or greater but not greater than 10 μm.07-29-2010
20100265567INFORMATION DISPLAY PANEL AND METHOD OF MANUFACTURING SAME - There is provided an information display panel capable of maintaining a uniform gap between substrates and preventing migration.10-21-2010
20100265566BACKLIGHT UNIT AND DISPLAY DEVICE USING THE SAME - An ultra-thin edge-type backlight unit allowing a local dimming driving and a scanning driving and using a low-cost light source, and a display device of excellent screen quality are provided. The backlight unit includes a light guide plate, a light source disposed in a side of the light guide plate and a reflective-type display panel disposed on an opposite side of a surface where a light radiated from the light source is extracted.10-21-2010
20100014150Light Control Film and Light Control Glass - The present invention relates to a light control film, comprising: 01-21-2010
20130215493ELECTROPHORETIC DISPLAY FILM AND ELECTROPHORETIC DISPLAY APPARATUS - An electrophoretic display film is provided, which includes a first protective film, a second protective film and a plurality of display media. The second protective film is opposite to the first protective film. The display media are disposed between the first protective film and the second protective film, in which each of the display media includes an electrophoretic liquid and a plurality of black charged particles and a plurality of charged particles with metallic gloss both distributed in the electrophoretic liquid.08-22-2013
20100225997WHITE PARTICLES FOR DISPLAY, PARTICLE DISPERSION FOR DISPLAY, DISPLAY MEDIUM AND DISPLAY DEVICE - White particles for display including first white particles that move in response to an electric field and second white particles that do not move in response to an electric field, the second white particles having a volume average particle size that is less than that of the first white particles, and a ratio of the numerical amount of the first white particles/the second white particles (L/S) satisfying the following relationship: 1/(5.1×1009-09-2010
20100225996Display Device - A display device includes a first substrate, a second substrate, a partition element disposed between the first and the second substrates, a dielectric liquid and a plurality of dielectrophoretic particles. The first substrate includes a base having surface and an electrode layer being disposed on the surface and having at least one electrode. The partition element forms at least one accommodating room between the first and the second substrates. The electrode is adapted to forming an electric field in the accommodating room. A plurality of sections of the electrode parallel to the surface are gradually reduced in a direction towards the second substrate. The dielectric liquid is disposed in the accommodating room and has a first dielectric constant. The dielectrophoretic particles are dispersed in the dielectric liquid. Each of the dielectrophoretic particles has a color and a second dielectric constant different from the first dielectric constant.09-09-2010
20100225995ELECTRO-OPTIC DISPLAYS, AND COLOR FILTERS FOR USE THEREIN - A process for producing a color electro-optic display uses an electro-optic sub-assembly comprising an electro-optic layer and a light-transmissive electrically-conductive layer. This sub-assembly is laminated to a backplane comprising a plurality of electrodes with the electro-optic layer disposed between the backplane and the electrically-conductive layer. A flowable material is placed over the sub-assembly and a color filter array is placed over the electrically-conductive layer and aligned with the electrodes of the backplane to form the color electro-optic display.09-09-2010
20100225994MICROCAPSULE PATTERNING METHOD - Provided is a microcapsule patterning method for patterning electrophoretic microcapsules on a substrate, the method including the steps of: preparing a microcapsule slurry in which microcapsules and a water-soluble binder are mixed; putting the microcapsule slurry into a liquid ejector having injection and ejection ports formed therein; and applying the microcapsule slurry contained in the liquid ejector onto the substrate so as to pattern pixels using the microcapsules. Accordingly, specific patterns are formed without physical and chemical damage to the microcapsules. Therefore, the patterns can be used as pixels of flat panel displays. Further, through the patterning, it is possible to implement a color display device which does not exhibit performance degradation09-09-2010
20100149628DISPLAY - A display includes a first substrate, a first electrode, a second substrate, a second electrode and a display material layer. The first electrode is disposed on the first substrate and the second electrode is disposed on the second substrate. The display material layer is disposed between the first electrode and the second electrode. The display material layer of the invented display includes a solution and a plurality of first micro beads, wherein each of the first micro beads further has a plurality of different axis lengths in different axis directions, and the axis length in at least an axis direction is different from the axis lengths in the rest axis directions so that the first micro beads present different arrangement densities in different driving frequencies under the influence of polarized self-arrangement effect.06-17-2010
20100232010ELECTRONIC PAPER DISPLAY DEVICE, MANUFACTURING METHOD AND DRIVING METHOD THEREOF - An electronic paper display device, a manufacturing method and a driving method thereof are disclosed. Micro protrusion members are formed at electrodes or at insulating layers. Consequently, the electrophoretic particles are prevented from being securely attached to an upper or the lower structure, and therefore, the quality of pictures is improved, and the contrast ratio of the pictures is increased. The relative sizes and the injection amounts of two kinds of electrophoretic particles are changed such that the relative sizes and the injection amounts of the electrophoretic particles are different from each other. Consequently, the driving voltage is lowered by excessively electrifying the electrophoretic particles of one kind. Protrusions are formed at the corresponding electrode such that a relatively large electric field is distributed around the electrode at which electrophoretic particles are located in the initial stage of voltage application. Consequently, the electrophoretic particles are easily separated from the electrode and moved even at low driving voltage. As such, the voltage level of the driving voltage pulse is lowered. Consequently, it is possible to further increase the response speed of the driving devices and to lower the internal voltage of the devices, thereby reducing the costs related to the driving devices.09-16-2010
20100232009DISPLAY DEVICE - An electrophoretic display includes a lower substrate, an upper substrate, a color display layer on the lower substrate, a pixel electrode on the lower substrate, and a common electrode on the lower substrate or the upper substrate. The common electrode does not overlap the pixel electrode, and an electrophoretic active layer having a dispersion medium and electrophoretic particles is arranged between the lower substrate and the upper substrate. The electrophoretic active layer is a single-polarity electrophoretic particle system, and grayscales are generated depending on the number of electrophoretic particles arranged in a portion of the electrophoretic active layer corresponding to the pixel electrode. The position of the electrophoretic particles is controlled by the magnitude of the electric field applied between the pixel electrode and the common electrode.09-16-2010
20100245981ELECTRO-OPTICAL DISPLAY - A display system encompasses electrodes that induce a convective flow of a carrier fluid that transports a colorant species that is suspended in the carrier fluid. At least one of the convection flow, speed, and direction of the colorant species is controlled by operation of the electrodes.09-30-2010
20120194899COLOR ELECTROPHORETIC DISPLAY - This invention relates to an electrophoretic display fluid comprising non-charged or slightly charged color particles and at least one type of charged pigment particles, all dispersed in a solvent or solvent mixture, and an electrophoretic display device utilizing such a display fluid. The electrophoretic fluid of the present invention provides improved image qualities.08-02-2012
20100134873DEVICE COMPRISING A MULTILAYER STRUCTURE AND ROLLERS - The invention relates to a device (06-03-2010
20110176198DOT MATRIX TYPE INFORMATION DISPLAY PANEL - A plurality of cells are formed by a polygonal cell having even number of sides being at least six sides, and a plurality of cells being constructed by a polygonal shape as a unit are arranged in a display region regularly, so as to construct the dot matrix type information display panel. Therefore, it is possible to provide a dot matrix type information display panel: in which lines in a longitudinal and lateral directions are not so emphasized when an image information such as characters and so on which are displayed based on a line; in which a dot does not look in such a manner that a quadrangular shape collapses and an interference fringe (moire) is not generated as in the case of the honeycomb-shaped partition walls; and in which an image such as sharp and natural characters and so on which are displayed based on a line can be displayed.07-21-2011
20110176197METHOD OF MANUFACTURING SUBSTRATE AND DISPLAY APPARATUS HAVING THE SAME - A method of manufacturing a substrate includes; disposing a preliminary planarization layer on a first surface of a plastic substrate, bonding a second surface of the plastic substrate onto a carrier substrate, wherein the second surface of the plastic surface is substantially opposite to the first surface, curing the preliminary planarization layer to form a planarization layer, and separating the carrier substrate from the plastic substrate.07-21-2011
20090073542Rewritable thin image display sheet, image display apparatus and image display system - Discloses is a rewritable thin image display sheet, an image display apparatus and an image display system. In the image display system, a low-melting-point wax 03-19-2009
20090073541Control Grid Increased Efficiency and Capacity for Solar Concentrators and Similar Equipment - This invention provides a better means to achieve affordable solar energy. It does so by increasing the efficiency and capacity of control grids (for addressing and alignment) in solar concentrators, and similar equipment. Method and apparatus are described for going from a 25% grid efficiency and capacity to a more than 90% grid efficiency and capacity. The instant invention relates to improvements in the control (addressing and alignment) grid for Solar Energy Concentrators, and similar equipment. The control grid acts to address and align active optical elements such as mirrored balls, electrophoretic, and magnetophoretic cells in solar concentrators [e.g. cf. U.S. Pat. Nos. 7,133,183 and 6,843,573 by M. Rabinowitz]. This invention also reduces the cost of transistor grids by greatly reducing the number of grid junctions and hence the number and cost of transistors. Moreover, the present invention simplifies the grid making it more feasible to use the same voltage supply sequentially to further reduce costs, rather than having multiple voltage sources.03-19-2009
20090109521Electrophoretic display sheet, electrophoretic display device and electronic apparatus - An electrophoretic display sheet capable of increasing pressure resistance and bleed resistance of microcapsules and constructing an electrophoretic display device stably operable for a long period of time, a highly reliable electrophoretic display device and a highly reliable electronic apparatus are provided. The electrophoretic display sheet includes a base substrate having one major surface, and a microcapsule-containing layer provided on the side of the one major surface of the base substrate and having one major surface, the microcapsule-containing layer including a plurality of microcapsules, each of the microcapsules having a shell and an electrophoretic dispersion liquid containing at least one kind of electrophoretic particles and encapsulated into the shell, wherein the microcapsules exist in a generally spherical shape within the microcapsule-containing layer.04-30-2009
20080304134COLOR FILTER SUBSTRATE, ELECTROPHORETIC DISPLAY DEVICE HAVING THE SAME, AND METHOD OF MANUFACTURING THE SAME - A color filter substrate includes a base substrate, a color filter layer and an electrophoretic layer. A partition wall section is formed on a first surface of the base substrate. The partition wall section divides the base substrate into a transparent area and a light-blocking area to define a pixel space in the transparent area. The color filter layer is formed in the transparent area. The electrophoretic layer is formed in the pixel space. The electrophoretic layer includes a capsule with a plurality of electrophoretic particles. Therefore, the partition wall section thereby forms the pixel space corresponding to a pixel part, and an electrophoretic layer is infiltrated into the pixel space, so that reflecting ratio and color reproducibility may be enhanced.12-11-2008
20090109522ELECTRO-OPTIC DISPLAYS, AND PROCESSES FOR THE PRODUCTION THEREOF - A sub-assembly for use in an electro-optic display comprises, in this order: a release sheet (04-30-2009
20090109520ELECTROPHORETIC DISPLAY DEVICE AND METHOD FOR FABRICATING THE SAME - Disclosed is an electrophoretic display (EPD) device capable of delaying or preventing a sealant from leaking down by forming a dam pattern prior to a sealing process using the sealant, and a method for fabricating the same. The EPD device comprises: gate lines and data lines crossing each other to define a pixel region, and formed on a lower substrate; a thin film transistor (TFT) electrically connected to the gate lines and the data lines; a passivation film covering the TFT; a pixel electrode electrically connected to the TFT; a display layer formed on the pixel electrode and the passivation film, and having an electrophoretic substance; a common electrode formed on an entire surface of the display layer; an upper substrate formed on the common electrode; a seal pattern formed on each outer circumferential surface of the lower substrate, the upper substrate, and the display layer; and a dam pattern formed on the lower substrate adjacent to the seal pattern.04-30-2009
20090109519MATERIALS FOR USE IN ELECTROPHORETIC DISPLAYS - An electrophoretic medium comprises an electrophoretic layer, a layer of lamination adhesive and a polymeric layer disposed between the electrophoretic layer and the lamination adhesive layer, the polymeric layer being impermeable to the fluid. A second form of electrophoretic medium has a layer of a complex of an alkali metal and a polymer in contact with the electrophoretic layer. A third form of electrophoretic medium comprises a plurality of discrete droplets of internal phase in a binder, and further comprises a salt.04-30-2009
20100302622DISPLAY PARTICLES FOR IMAGE DISPLAY DEVICE AND IMAGE DISPLAY DEVICE INSTALLED WITH THE SAME - Display particles for use in image display devices with display particles sealed in a powdery form in the space between two substrates, at least one of which is transparent, that display an image while the display particles are moved as electric field is generated between the substrates, characterized in that the display particles contain at least base particles containing at least a resin and a colorant and inorganic fine particles added to the base particle; externally and a separation amount A of the inorganic fine particles having a primary particle size of 5 to 60 nm separated from the display particles when the particles are provided with an ultrasonic energy of 60 μA for 1 minute in aqueous polyoxyethylphenylether solution is 0.1 to 2.5 wt % with respect to the base particles, and an image display device installed with the display particles for image display devices.12-02-2010
20100302623IMAGE DISPLAY APPARATUS - An image display apparatus including: two substrates at least one of which is transparent; and display particles that are sealed between the substrates in a powder state so that by generating an electric field between the substrates, the display particles are moved to display an image; wherein, of contact surfaces with the display particles in a gap between the substrates, both of the surfaces on the substrate sides have oxide layers of the same metal, and the display particles include positively chargeable display particles and negatively chargeable display particles, and both of the positively chargeable display particles and the negatively chargeable display particles have structures obtained by successively forming oxide layers of the same metal as that of the metal oxide layers possessed by the surfaces on the substrate sides and organic layers on the surfaces of base particles that contain at least a resin and a colorant.12-02-2010
20100302621Electrophoretic Display Apparatus - An electrophoretic display apparatus includes a bottom substrate, an electrophoretic layer, a color filter substrate and a spacing layer. The bottom substrate has a drive circuitry layer, and the electrophoretic layer is disposed on the drive circuitry layer of the bottom substrate. The color filter substrate is disposed above the electrophoretic layer, and the spacing layer is disposed between the color filter substrate and the electrophoretic layer. The electrophoretic display apparatus has better display quality.12-02-2010
20100302624Suspended particle device electronic control processes - A scalable apparatus and a network environment dynamically changes the light transparency of a single SPD device, a small number of SPD devices or thousands of such SPD devices installed in windows in automobiles, aircraft, trains, marine vehicles, residential homes, commercial buildings and skyscrapers. A scalable apparatus and a network environment dynamically changes the light transparency of a single SPD device or thousands of such SPD devices in the presentation of a multi-media special effects display. Textual messages, graphical images and simulated motion effects are driven. Such scalable apparatus being capable of driving and using several operational parameters of SPD materials such as frequency range, AC voltage and temperature so as to provide fine control of SPD characteristics such as switching speed and power consumption.12-02-2010
20130141778ELECTRO-OPTIC DISPLAYS, AND PROCESSES FOR THE PRODUCTION THEREOF - A first apparatus for displaying a color image comprises an electro-optic display (06-06-2013
20130141779ELECTROPHORETIC INK, ELECTRONIC PAPER AND DISPLAY METHOD FOR ELECTRONIC PAPER - An embodiment of the invention discloses a kind of electrophoretic ink comprising an electrophoretic display solution which is an electrorheological fluid comprising a base solution, solid particles and an additive, wherein the solid particles account for 5%-50% of the electrorheological fluid by mass-volume percentage. The electrophoretic display solution is preferably a negative electrorheological fluid. The invention also discloses an electronic paper comprising the electrophoretic ink and a display method for the electronic paper.06-06-2013
20100328757PROGRAMMABLE WINDOW: A DEVICE FOR CONTROLLING THE OPACITY OF SMALL-SCALE AREAS WITHIN A LARGE-SCALE TRANSPARENT MEMBRANE - Disclosed is a system and method to affect natural lighting profiles in a programmable window made from a single transparent membrane, wherein the method comprises: forming a matrix comprising of pixel elements within the single transparent membrane, setting (in a programmable controller) a degree of shading in at least one pixel in the matrix, receiving control command(s) from the programmable controller and, in response to the control command(s), independently driving the pixel(s) within the single transparent membrane to set its/their opacity according to the degree of shading. The degree of shading in each pixel within the single transparent membrane is controlled by controlling percentage of light transmitted according to the control command(s) issued by the programmable controller.12-30-2010
20100225998PARTICLES FOR DISPLAY, PARTICLE DISPERSION FOR DISPLAY, DISPLAY MEDIUM AND DISPLAY DEVICE - Particles for display including color particles and a silicone polymer attached to a surface of the color particles, the silicone polymer including, as copolymerization components, a first silicone chain component, a second silicone component including a silicone chain that is shorter than a silicone chain of the first silicone component, and a component including a charging group09-09-2010
20110128608ELECTRO-PHORETIC DISPLAY DEVICE AND FABRICATING METHOD THEREOF - An electro-phoretic display device includes a first substrate, an active elements array, a driving circuit, a conductive flexible board, an electro-phoretic layer, a second substrate and a sealant layer. The first substrate has a first surface defining a display area and a circuit area, and a second surface. The active elements array is disposed within the display area and the driving circuit is disposed within the circuit area and electrically connected to the active elements array. The conductive flexible board is partially disposed at the first substrate and electrically connected to the driving circuit. The electro-phoretic layer and the second substrate are sequentially disposed on the active elements array and the driving circuit. The sealant layer is interposed between the second substrate and the conductive flexible board to seal the electro-phoretic layer between the first substrate and the second substrate. A fabricating method of electro-phoretic display device is also disclosed.06-02-2011
20110026100Dynamic Motile Medium - In one embodiment of the invention there is provided a device for modulating light. The device comprises a plurality of nano-scale particles; a conformal structure defining a surface to which the nano-scale particles conform under influence of a displacement force; and a displacement mechanism to apply the displacement force to the nano-scale particles; wherein the nano-scale particles when they conform to the conformal structure change the optical characteristics of the conformal structure.02-03-2011
20110026097ELECTROPHORETIC DISPLAY DEVICE - An electrophoretic display device is disclosed. The electrophoretic display device includes a plurality of gate lines and a plurality of data lines formed to cross each other on a substrate and define a plurality of pixel regions, a plurality of thin film transistors connected to the respective gate lines and the respective data line on the substrate, an electrophoretic film disposed on the substrate and configured to contain charged particles which are driven in an electrophoresis, color filter patterns disposed on the electrophoretic film and used to realize colors, a protective film adhered with the electrophoretic film by an adhesive material and configured to protect the electrophoretic film, and a sealant formed by dispensing and hardening in a fluid phase on edges of the substrate. The protective film is configured to include an outwardly exposed portion from edges of the electrophoretic film, and a step coverage formed on the exposed portion.02-03-2011
20110019263Electronic paper display device and manufacturing method thereof - An electronic paper display device and a manufacturing method thereof, where the electronic paper display device may include a first electrode; a dielectric layer that is disposed on the first electrode and has a plurality of cells defined by a barrier rib in a round shape; a second electrode that faces the dielectric layer; and electronic balls that are disposed in the inside of the respective cells to display an image according to the electric fields applied to the first and second electrodes.01-27-2011
20110026098Electrophoretic Display Element, Electrophoretic Display Device, and Electronic Apparatus - An electrophoretic display element includes: a cell containing first and second electrophoretic particles mutually oppositely charged with positive and negative polarities; and first and second electrode sections disposed opposite to each other across the cell in a viewing direction of the cell, wherein the first electrode section includes first and second electrodes whose application voltages are individually controlled, and the second electrode section includes third and fourth electrodes whose application voltages are individually controlled.02-03-2011
20110026099ELECTROPHORETIC DISPLAY DEVICE AND METHOD OF FABRICATING THE SAME - An electrophoretic display device includes a switching element on a substrate including a display area having a pixel region and a non-display area at a periphery of the display area, a passivation layer covering the switching element, a pixel electrode on the passivation layer and connected to the switching element, an electrophoresis film on the pixel electrode and including an ink layer and a base film, wherein the ink layer includes a plurality of charged particles, and the base film is formed of polyethylene terephthalate, a common electrode for generating an electric field with the pixel electrode to drive the electrophoresis film, and a color filter layer directly on the electrophoresis film, wherein the color filter layer is formed under temperatures of less than 100 degrees of Celsius.02-03-2011
20110043894DISPLAY DEVICES HAVING MICRO-REFLECTORS AND COLOR FILTERS - The present invention relates to a process for manufacturing a brightness enhancement structure comprising micro-reflectors. The process comprises forming an array of micro-structures by embossing; and depositing a metal layer over the surface of the micro-structures. The present invention also relates to a process for manufacturing a display device comprising micro-reflectors. The present invention further relates to a display device comprising micro-reflectors and color filters.02-24-2011
20110043893EVALUATION METHOD, DISPLAY SHEET MANUFACTURING METHOD AND DISPLAY SHEET MANUFACTURING APPARATUS - An evaluation method that evaluates display characteristic of a display sheet equipped with a display layer having a plurality of microcapsules containing positively or negatively charged electrophoretic particles, includes: applying a voltage across a pair of first electrode and second electrode disposed opposite each other across the display layer, to apply an electric field to an examination region set in at least a portion of the area of the display layer.02-24-2011
20090034057COMPONENTS AND METHODS FOR USE IN ELECTRO-OPTIC DISPLAYS - A front plane laminate useful in the manufacture of electro-optic displays comprises, in order, a light-transmissive electrically-conductive layer, a layer of an electro-optic medium in electrical contact with the electrically-conductive layer, an adhesive layer and a release sheet. This front plane laminate can be prepared as a continuous web, cut to size, the release sheet removed and the laminate laminated to a backplane to form a display. Methods for providing conductive vias through the electro-optic medium and for testing the front plane laminate are also described.02-05-2009
20090034054DISPLAY DEVICE, ITS MANUFACTURING METHOD, AND DISPLAY MEDIUM - A display system is built up of at least one display cell comprising an assembly which has at least a first electrode and a second electrode and in which there are mutually non-miscible first and second liquids filled, wherein either one of the first and second electrodes is electrically insulated from the first and second liquids, the first liquid has electrical conductivity or polarity, and voltage is applied to one or both of the first and second electrodes, whereby the first liquid and the second liquid can vary in position to produce a display. Even after an applied voltage is shut off at a position to which the first and second liquids have migrated, the positions of the first and second liquids that have migrated are retained to keep memory capability going on.02-05-2009
20110085227APPEARANCE-MODIFYING DEVICE, METHOD FOR MANUFACTURING SUCH A DEVICE, AND METHOD FOR OPERATING SUCH A DEVICE - A method for manufacturing an appearance-modifying device (04-14-2011
20100220381Multilayer Light Modulator - A multilayer light modulator includes, a light modulating stack operable to transform an electrical control signal into a modulated optical signal. The light modulating stack comprises one or more optically reflecting layers, optically transmitting layers, and optically variable layers. The optically variable layer comprises a plurality of electrophoretic particles supported in a fluid. The multilayer light modulator also includes a bias generator coupled to the optically variable layers. The bias generator is responsive to the electrical control signal, wherein the bias generator creates a bias that changes the reflectance of the light modulating stack by causing the electrophoretic particles to move within the fluid.09-02-2010
20110085226DISPLAY SHEET, DISPLAY DEVICE, AND ELECTRONIC APPARATUS - A display sheet includes a display layer that has a first display layer having multiple first containers each containing a first electrophoretic particle group and a second display layer disposed on one surface side of the first display layer and having multiple second containers each containing a second electrophoretic particle group. Each of the multiple first containers overlaps at least one of the multiple second containers in a planar view of the display layer.04-14-2011
20110085225DISPLAY DEVICE AND PIXEL STRUCTURE THEREOF - A pixel structure of a display device disposed on a substrate includes a plurality of sub-pixel structure. Each sub-pixel structure includes a light-absorption region, a reflection region, a first electrode disposed in the light-absorption region, a second electrode disposed in the reflection region, and a plurality of charge-carrying balls disposed over the first electrode and the second electrode. Each of the charge-carrying balls includes a white portion and a black portion. The white portion has a first conductivity type, and the black portion has second conductivity type.04-14-2011
20110085224ELECTRONIC DISPLAY DEVICE PROVIDING STATIC GRAYSCALE IMAGE - In one embodiment, a device includes a first display element including: a first electrode; a transparent dielectric layer having recessed regions therein over the first electrode; a halftoned second electrode opposite the first electrode; and a fluid with colorant particles between the first electrode and the second electrode, wherein a voltage signal applied between the first electrode and the second electrode controls movement of the colorant particles such that a first voltage signal provides a clear optical state by compacting the colorant particles into the recessed regions and a second voltage signal provides a grayscale optical state by attracting the colorant particles to the second electrode.04-14-2011
20110242640Electrophoretic Display Apparatus and Method of Manufacturing the Same - An electrophoretic display apparatus and a method of manufacturing the same are provided. The electrophoretic display apparatus includes a driving substrate, an electrophoretic display panel disposed on the driving substrate, a controller disposed on the driving substrate, and a conductive element. The electrophoretic display panel comprises a peripheral region and a display region, and the display region is positioned between the controller and the peripheral region. The first conductive element is disposed in the peripheral region, and electrically connected the controller and the electrophoretic display panel.10-06-2011
20110242641PIGMENT PARTICLES FOR ELECTROPHORETIC DISPLAY - The present invention is directed to an electrophoretic display fluid, in particular, pigment particles dispersed in a solvent or solvent mixture, and methods for their preparation. The pigment particles generated, according to the present invention, are stable in solvent under an electric field, have desired charge and charge density on the particle surface.10-06-2011
20110149378ELECTROPHORETIC DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME - Disclosed is an electrophoretic display device and a method for manufacturing the same, which facilitate high reflectivity, high contrast ratio and easy removal of line-shaped spots occurring when a release film is removed from an electrophoretic film. The electrophoretic display device comprising a substrate; a gate line, a data line, a storage electrode and a switching element on the substrate; a first passivation film on the gate line, data line, storage electrode, switching element and substrate, the first passivation film including first and second regions, the first region corresponding to the gate line, data line and switching element, the second region being a region other than the first region; a plurality of first dielectric patterns on the second region, the plurality of first dielectric patterns being apart from one another; a pixel electrode on the plurality of first dielectric patterns; and an electrophoretic film on the pixel electrode.06-23-2011
20100014149PARTICLES FOR DISPLAY MEDIA AND INFORMATION DISPLAY PANEL USING SAME - There are provided particles for display media capable of properly controlling change in an amount of charge by heating and an information display panel, by using the particles for display media capable of eliminating a display failure and reduction in contrast ratio.01-21-2010
20100039697ELECTRO-OPTIC DISPLAYS - An electro-optic display comprises first and second substrates and a lamination adhesive layer and a layer of an electro-optic material disposed between the first and second substrates, the lamination adhesive layer having a thickness of from about 14 to about 25 μm.02-18-2010
20100053728COLOR DISPLAY DEVICES - The color display of the present invention involves a two particle system and is capable of displaying multiple colors with high quality black and white states. The color states are suitable for highlighting function. The color display does not require alignment between the electrodes and the display cells in which a display fluid is filled, which significantly reduces the complexity of the design and also lowers the manufacturing costs.03-04-2010
20120243073ELECTROPHORETIC ELEMENT, DISPLAY, AND ELECTRONIC DEVICE - An electrophoretic element includes an electrophoretic particle, and a porous layer formed of a fibrous structure having a non-electrophoretic particle with different optical reflection characteristics from optical reflection characteristics of the electrophoretic particle. A difference Δ09-27-2012
20100134871Electro-Phoretic Display and Fabricating Method thereof - In an electro-phoretic display and a fabricating method thereof, the electro-phoretic display is fabricated by the steps: forming a plurality of pixel electrodes arranged in matrix form on a first substrate; disposing a plurality of electro-phoretic displaying units including a plurality of colored charged particles, wherein each pixel electrode is corresponding to at least one of the electro-phoretic displaying units having the colored charged particles with the same color; forming a transparent electrode on a second substrate; and disposing the second substrate on the electro-phoretic displaying units to positioning the transparent electrode between the second substrate and the electro-phoretic displaying units. The electro-phoretic display can select a part of the pixel electrodes for being driven according to the color of the image being displayed, so that the electro-phoretic display may have an improved chromatic performance.06-03-2010
20100134872SWITCHABLE GRATING BASED ON ELECTROPHORETIC PARTICLE SYSTEM - A switchable optical component (06-03-2010
20110075248COMPONENTS AND METHODS FOR USE IN ELECTRO-OPTIC DISPLAYS - A front plane laminate useful in the manufacture of electro-optic displays comprises, in order, a light-transmissive electrically-conductive layer, a layer of an electro-optic medium in electrical contact with the electrically-conductive layer, an adhesive layer and a release sheet. This front plane laminate can be prepared as a continuous web, cut to size, the release sheet removed and the laminate laminated to a backplane to form a display. Methods for providing conductive vias through the electro-optic medium and for testing the front plane laminate are also described.03-31-2011
20110075249CHARGED PARTICLE MIGRATION TYPE DISPLAY PANEL AND METHOD OF MANUFACTURING CHARGED PARTICLE MIGRATION TYPE DISPLAY PANEL - There is provided a charged particle migration-type display panel (03-31-2011
20090027762ELECTRO-OSMOTIC DISPLAYS AND MATERIALS FOR MAKING THE SAME - Disclosed herein are novel electrophoretic displays and materials useful in fabricating such displays. In particular, novel encapsulated displays are disclosed. Particles encapsulated therein are dispersed within a suspending, or electrophoretic, fluid. This fluid may be a mixture of two or more fluids or may be a single fluid. The displays may further comprise particles dispersed in a suspending fluid, wherein the particles contain a liquid. In either case, the suspending fluid may have a density or refractive index substantially matched to that of the particles dispersed therein. Finally, also disclosed herein are electro-osmotic displays. These displays comprise at least one capsule containing either a cellulosic or gel-like internal phase and a liquid phase, or containing two or more immiscible fluids. Application of electric fields to any of the electrophoretic displays described herein affects an optical property of the display.01-29-2009
20090027761SHELL-TYPE ELECTROPHORETIC PARTICLE, DISPLAY DEVICE INCLUDING THE PARTICLE, AND METHOD THEREOF - An electrophoretic particle includes ionic liquid stored in a spherical polymer shell and a charged layer formed on an inner surface of the shell, and a display device includes the electrophoretic particle. The shell is not charged, and the charged layer in the shell is charged. Therefore, particles having different polarities from each other do not stick to each other. Since the electrophoretic particles are dispersed in air, a high response speed can be achieved, a large amount of charges can be formed by the ionic liquid and the charged layer contacting the ionic liquid, and thus, the particles can move with a low driving voltage.01-29-2009
20110069372ELECTROPHORETIC DISPLAY - An electrophoretic paper device is provided. The electrophoretic paper device includes a plurality of pixel electrodes arranged on a lower substrate. The electrophoretic paper device also includes an upper substrate having a common electrode that covers an entire area corresponding to a display surface. The electrophoretic paper device further includes an electrophoretic ink layer, which includes a plurality of tubular cavities and each of the tubular cavities contains suspension fluid and a plurality of charged pigment particles dispersed in the suspension fluid.03-24-2011
20110069374ELECTRONIC PAPER - An electronic paper includes two flexible substrates 03-24-2011
20110069373ELECTROPHORETIC DISPLAY DEVICE - An electrophoretic display device includes pixel electrodes, a transparent electrode, and an electrophoretic ink layer including cavities. Each cavity is arranged between one of the pixel electrodes and the transparent electrode, and each cavity comprises suspension fluid, charged particles, and neutral particles, the charged particles and neutral particles being dispersed in the suspension fluid. The neutral particles are dispersed in the center of the cavities and substantially stationary, and the charged particles are capable of moving through the suspension fluid. Application of an electric field to a pixel electrode and the transparent electrode causes a migration of the charged particles of a cavity connected to the pixel electrode and a corresponding color becomes viewable.03-24-2011
20120147451Electronic paper display device and method for displaying color with the same - Disclosed herein is an electronic paper display device including rotating balls configured of hemispheres having colors that are in complementary relationship with each other. The rotating balls are selectively combined, thereby making it possible to represent red, green, blue, cyan, magenta, and yellow colors to the outside and control brightness and saturation of the colors.06-14-2012
20120147455Electronic paper display device and method of manufacturing the same - The present invention provides an electronic paper display device including: a lower structure having first rotating balls; an upper structure disposed on the lower structure and having second rotating balls with a larger size than the first rotating balls; and an insulating oil for filling a space between the lower structure and the upper structure, wherein the first rotating balls are disposed to face a region between the second rotating balls.06-14-2012
20120200910ELECTROPHORETIC DISPLAY SHEET AND MANUFACTURING METHOD THEREFOR - An electrophoretic display sheet manufactured by forming on one surface of a first substrate partitions with an opening and applying and forming a binder layer on one surface of a second substrate, and then causing an electrophoretic dispersion liquid containing black particles and white particles dispersed in a dispersion medium to permeate into the binder layer and affixing the first substrate and the second substrate in a direction in which the surface of the binder layer with the electrophoretic dispersion liquid permeated therein and the surface of the partitions are opposite each other, and a method of manufacturing the electrophoretic display sheet are provided.08-09-2012
20110149376ELECTRO-OPTICAL DISPLAY SYSTEMS - Electro-optical display systems are disclosed. An electro-optical display system may include a display volume containing a fluid having a plurality of colorant particles; a dielectric layer adjacent the display volume, the dielectric layer including recessed regions configured to contain the plurality of colorant particles; a plurality of electrodes configured to selectively move the plurality of colorant particles between a compacted position in which all or nearly all of the plurality of colorant particles are in the recessed regions, and a spread position in which all or nearly all of the plurality of colorant particles are spread across the display volume; and at least one color filter configured to absorb at least one wavelength of light.06-23-2011
20110019264ELECTROPHORETIC DISPLAY DEVICE - In at least one embodiment of the disclosure, a display device includes a first substrate and a second substrate. A layer is located between the first substrate and the second substrate. The layer includes a first region and a second region. The first region comprises an electrophoretic display layer having electrophoretic particles. The second region is located between the first region and an edge of the first substrate and includes a contact portion. The distance between the first substrate and the second substrate corresponding to the second region is smaller than the distance between the first substrate and the second substrate corresponding to the first region.01-27-2011
20100328758Electrophoretic Display Device - A multi-stable electrophoretic display device has a plurality of pixels and comprises a first substrate and a second substrate. The substrates are spaced apart from each other and enclose a layer of an electrophoretic medium comprising a liquid crystal material having finely divided pigment particles dispersed therein. The device further comprises electrodes for formation of a pixel area outline and applying an electric field across at least some of the electrophoretic medium in the pixel area. The electrodes occupy substantially less than the entire field of view of the display pixels and can be used to effect switching between a first optical state in which most incident light on a pixel does not impinge on a pigment particle, and a second optical state in which most incident light on a pixel impinges on pigment particles.12-30-2010
20120229885ELECTROPHORETIC DISPLAY MEDIUM AND PREPARING METHOD THEREOF - An electrophoretic display medium and preparing method thereof. The electrophoretic display medium comprises: negatively or positively-charged pigment particles; neutral pigment particles with colors different from the charged pigment particles; and low-polar and/or non-polar dispersing solvent. The method of preparing the electrophoretic display medium comprises: synthesizing neutral pigment particles; synthesizing charged pigment particles; and preparing electrophoretic display medium. The method of synthesizing the neutral pigment particles comprises: mixing together pigment particles, macromonomers, coupling-agents and chain-initiators for polymeric reaction in the solvent, and reacting at a temperature of 30-120° C. for 4-48 hours. The method is applied to many kinds of inorganic oxides, inorganic salts and complex inorganic salt pigments. This method fundamentally avoids agglomeration caused by attraction of positively and negatively-charged electrophoretic particles, greatly enhancing display performance. The steps of synthesizing particles are simple and the preparing procedure of the electrophoretic medium is simplified, making the whole process simple and highly efficient.09-13-2012
20110249316ELECTROPHORETIC DISPLAY - An electrophoretic display includes first electrodes, a second electrode placed opposite the first electrodes, and a microcapsule layer placed between the first electrodes and the second electrode. The microcapsule layer contains microcapsules containing a dispersion medium and electrophoretic particles and a binder for retaining the microcapsules between the first electrodes and the second electrode. The electrophoretic particles are sealed in each microcapsule in such a state that the electrophoretic particles are dispersed in the dispersion medium. The following inequality is satisfied:10-13-2011
20080316581Method of Driving Electrophoretic Display Device, and Electrophoretic Display Device - An electrophoretic display device includes a transparent element substrate, a transparent opposite substrate, an electrophoretic display layer, and a selector. The element substrate has at least one transparent pixel electrode. The opposite substrate has a common electrode that is in correspondence with the at least one pixel electrode. The electrophoretic display layer is held between the element substrate and the opposite substrate. The selector selects any one of the element substrate and the opposite substrate as a display side of the electrophoretic display layer.12-25-2008
20100097686ELECTROPHORETIC SHEET, ELECTROPHORESIS APPARATUS, METHOD FOR MANUFACTURING AN ELECTROPHORESIS APPARATUS AND ELECTRONIC DEVICE - An electrophoretic sheet includes a substrate having one surface and the other surface, a microcapsule-containing layer comprised of a plurality of microcapsules, the microcapsule-containing layer provided on the other surface of the substrate, each of the plurality of microcapsules having a capsule body and an electrophoretic dispersion liquid contained in the capsule body, the electrophoretic dispersion liquid containing a plurality of electrophoretic particles of at least one color, and the capsule body having an inner circumferential surface and an outer circumferential surface, and at least one colored part provided on the external side of the inner circumferential surface of the capsule body of each of the plurality of microcapsules, and wherein each colored part has a color complementary to the color of the plurality of electrophoretic particles. By using the electrophoretic sheet mentioned above, it is possible to provide the increased whiteness in display of the electrophoretic particles. An electrophoresis apparatus provided with such an electophoretic sheet is also provided. By using the electrophoresis apparatus, it is possible to provide a superior contrast ratio. It is also possible to obtain high reliability. A Method for manufacturing such an electrophoresis apparatus is also provided. An electronic device provided with such an electrophoresis apparatus is also provided.04-22-2010
20090231675DISPLAY APPARATUS AND METHOD OF MANUFACTURING THE SAME - A display apparatus according to an embodiment includes a first substrate including a plastic material, a second substrate facing the first substrate, and a coating layer formed on at least one surface of the first substrate. The coating layer includes a first compound having an acryl-based monomer and a second compound having a silicon derivative, and prevents reflection of light from the first substrate when light is provided to the first substrate. Thus, the display apparatus may have enhanced lightness (brightness) thereby improving the display quality.09-17-2009
20120170106ELECTRONIC PAPER DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - There are provided an electronic paper display device and a method of manufacturing the same. The electronic paper display device includes first and second substrates disposed to be opposite to each other, and having a predetermined interval therebetween, a plurality of first barrier ribs formed between the first and second substrates to be spaced apart from each other, a plurality of second barrier ribs formed between the first and second substrates, disposed on the plurality of first barrier ribs, and intersecting with the plurality of first barrier ribs and electronic paper display elements disposed in cell spaces formed by the first and second barrier ribs. Therefore, the barrier ribs may be easily formed, a process thereof may be simply performed, and various patterns may be formed.07-05-2012
20120170107ELECTRONIC PAPER DISPLAY AND METHOD FOR MANUFATURING THE SAME - Disclosed herein are an electronic paper display and a method for manufacturing the same. In the electronic paper display according to the present invention, red, green, blue, and black (RGBK) rotatable balls are included in a plurality of pixel spaces isolated by barrier ribs, two or more rotatable balls having the same color are connected to one thin film transistor (TFT), and the thin film transistors (TFTs) for respectively realizing red, green, blue, and black (RGBK) colors constitute one unit pixel. According to the present invention, when the rotatable balls exhibiting each of the RGBK colors are connected in two or more and simultaneously driven within one unit pixel, the pixel electrodes are made to be large and connected to one TFT. As a result, the number of TFTs can be decreased even though a large-area display is manufactured, and the volume of module can be minimized.07-05-2012
20110157682DISPLAY CELL STRUCTURE AND ELECTRODE PROTECTING LAYER COMPOSITIONS - The invention is directed to compositions of display cell structure and electrode protecting layers for improving the performance of display devices. The composition comprises a polar oligomeric or polymeric material having a glass transition temperature below about 100° C., and the resulting display cells or electrode protecting layer have an average crosslinking density of below about 1 crosslink point per 80 Dalton molecular weight.06-30-2011
20100321763DISPLAY PARTICLES FOR IMAGE DISPLAY APPARATUS AND IMAGE DISPLAY APPARATUS LOADED WITH THE SAME - Display particles for an image display apparatus, wherein the image display apparatus comprises two substrates at least one of which is transparent, with the display particles being sealed between the substrates in a powder state, so that by generating an electric field between the substrates, the display particles are moved to display an image, wherein the display particles are formed through processes in which at least a binder resin and a colorant are kneaded and pulverized to give core particles, resin fine particles are fixed and fused on surfaces of the core particles, and then the core particles on which the resin fine particles are fixed and fused are sphered to give an average degree of roundness of 0.960 or more, and wherein a ratio of use of the resin fine particles is set in the range from 100 to 300% in the rate of the total projection area of the resin fine particles relative to the total surface area of the core particles, as well as an image display apparatus loaded with the display particles.12-23-2010
20100321762DISPLAY PARTICLES FOR IMAGE DISPLAY APPARATUS AND IMAGE DISPLAY APPARATUS LOADED WITH THE SAME - Display particles having metal oxide layers formed on the surfaces of base particles containing at least a resin and a colorant, wherein the metal oxide layers comprise a polycondensation product formed by using a compound A represented by the following formula (A) and a compound B indicated by the following formula (B) as materials, and an image display apparatus loaded with the display particles:12-23-2010
20080204855ELECTROPHORETIC DISPLAY SHEET, ELECTROPHORETIC DISPLAY, METHOD FOR PRODUCING ELECTROPHORETIC DISPLAY, AND ELECTRONIC APPARATUS - An electrophoretic display sheet includes: a substrate; at least one kind of electrophoretic particles; an electrophoretic dispersion liquid containing the at least one kind of electrophoretic particles; a microcapsule having a shell for enclosing the electrophoretic dispersion liquid therein; a microcapsule-containing layer provided on a surface side of the substrate to contain the microcapsule; and a binder having a function of retaining the microcapsule and having viscosity under room temperature, the microcapsule-containing layer including the microcapsule and the binder; and the electrophoretic particles being contained in the electrophoretic dispersion liquid in a ratio of 30% to 60% wt. with respect to a weight of the electrophoretic dispersion liquid.08-28-2008
20080204856METHODS AND CIRCUITS FOR DISTRIBUTING POWER TO SPD LOADS - Methods and circuits for distributing power to suspended-particle-device (SPD) film products including SPD windows, SPD shades, and other SPD products, which are referred to generally as SPD loads. A driving voltage derived from a primary power source is provided to an SPD load by backbone wiring which carries a low AC or DC voltage derived from the primary power source, and a conversion stage which converts the low voltage to an AC driving voltage which is then supplied to the SPD load.08-28-2008
20110164307ELECTRO-OPTIC DISPLAYS, AND PROCESSES FOR THE PRODUCTION THEREOF - A first apparatus for displaying a color image comprises an electro-optic display (07-07-2011
20110255145ELECTROPHORETIC LIQUID, IMAGE DISPLAY MEDIUM, AND IMAGE DISPLAY DEVICE - An electrophoretic liquid includes a first electrophoretic particle, a second electrophoretic particle having a polarity opposite to that of the first electrophoretic particle, a non-electrophoretic particle, and a transparent dispersion medium. In the electrophoretic liquid, the first, second, and non-electrophoretic particles are dispersed in the transparent dispersion medium.10-20-2011
20100284058PARTICLE FOR DISPLAY MEDIA AND INFORMATION DISPLAY PANEL USING SAME - The present invention provides an information display panel capable of achieving good display performance (high contrast and low voltage driving), especially high contrast for a long term from the initial stage by using particles for display media whose charge amount is controllable11-11-2010
20110134506DISPLAY DEVICE - There is provided a display device including: an electrophoretic display element including, plural types of particles, each of the respective plural types of particles being charged with the same polarity, differing in optical properties, and differing in either in migration speed and/or electric field threshold value for moving, a translucent display-side electrode, a first back-side electrode, and a second back-side electrode; and a voltage control section that controls the voltages applied to the display-side electrode, the first back-side electrode, and the second back-side electrode, such that the types of particles having the fastest migration speed from the plural types of particles, or the types of particles having the lowest threshold value from the plural types of particles, are moved to the first back-side electrode or to the second back-side electrode, and then the particles that moved to the first back-side electrode are moved to the display-side electrode.06-09-2011
20110134508ELECTROPHORETIC LIQUID AND DISPLAY DEVICE USING ELECTROPHORETIC LIQUID - An electrophoretic liquid is disclosed that includes first particles that have the property of scattering light over an entire visible range and are positively or negatively charged; second particles that have the property of absorbing light of a specific wavelength range in the visible range and scattering light of ranges other than the specific wavelength range and are charged to a polarity opposite to that of the first particles; and a dispersion medium that has the property of allowing the light of the specific wavelength range absorbed by the second particles to pass through and absorbing the light of the ranges other than the specific wavelength range. In the electrophoretic liquid, the first particles and the second particles are dispersed in the dispersion medium.06-09-2011
20120147456WAVELENGTH SELECTIVE REFLECTION ELEMENT, WAVELENGTH SELECTIVE REFLECTION UNIT, AND REFLECTIVE DISPLAY DEVICE - A wavelength selective reflection element according to the present invention includes: an upper transparent plate (06-14-2012
20120147454Electronic paper display apparatus and method thereof - The present invention provides an electronic paper display apparatus, which comprises: plural pairs of rotating balls each pair having a first rotating ball and a second rotating ball of a size smaller than that of the first rotating ball; a partition wall member having a plurality of cavities each in which a respective rotating ball is positioned and configured to transversely separate the plurality of rotating balls from each other; an electrode structure formed on the partition wall member and configured to provide a drive voltage to each of the plurality of rotating balls; and a plurality of distance adjusting members disposed inside the plurality of cavities, with being faced the plurality of rotating balls.06-14-2012
20120147453ELECTRONIC PAPER DISPLAY SUBSTRATE AND THE MANUFACTURING METHOD THEREOF - By forming a corresponding colored layer under the pixel electrode having a predetermined pattern of the electronic paper display substrate, the pattern displayed in the region where the pixel electrode and the colored layer is disposed has the color of the colored layer when displaying. Compared with the transparency color, the color of the colored layer can make the contrast of the pixel region to the non-pixel region high and display colorful pattern.06-14-2012
20120062981ELECTRO-OPTICAL DISPLAY DEVICE AND PROCESS FOR MANUFACTURING THE SAME - An electro-optical display device includes a first substrate having an pixel electrode, a light-transmissive second substrate having a light-transmissive counter electrode, an electrophoretic layer interposed between the first substrate and the second substrate and having a liquid dispersion, a partition wall that defines a plurality of reservoirs containing the dispersion and a light-transmissive sealing layer that is provided between the partition wall and the counter electrode so as to seal the dispersion, and a light-transmissive hot melt conductive adhesive layer provided between the sealing layer and the counter electrode.03-15-2012
20090207477Electrophoretic display device, method of manufacturing electrophoretic display device, and electronic device - An electrophoretic display device is provided. The electrophoretic display device comprises a first electrode provided on a surface of a first base member; second electrodes provided on a surface of a second base member so that the second electrodes are placed in a facing relationship with the first electrode; and a plurality of microcapsules provided between the first electrode and the second electrodes, the plurality of microcapsules each having an internal space filled with an electrophoretic dispersion liquid, and the electrophoretic dispersion liquid containing electrophoretic particles. The electrophoretic display device is configured so that spaces are formed between the adjacent microcapsules and between the first electrode and the second electrodes. The electrophoretic display device can exhibit superior display performance and can be driven with a low voltage and reduced electricity consumption. A method of manufacturing an electrophoretic display device and an electronic device are also provided.08-20-2009
20110255144ELECTROPHORETIC DISPLAY DEVICE AND ELECTRONIC DEVICE - Provided is an electrophoretic display device that includes a display region including an electrophoretic element interposed between a first substrate and a second substrate that is flexible; and a conductive member that is located between the first substrate and the second substrate and at a position outside the display region and that electrically connects the substrates, the conductive member having a different thickness from that of the electrophoretic element; wherein the second substrate includes a slit formed at a position between the display region and the conductive member.10-20-2011
20110096389ELECTROPHORETIC DISPLAY DEVICE - An electrophoretic display device is described. The device includes a substrate, first electrodes, an electrophoretic film having electrophoretic particles, and second electrodes. The substrate is has a plurality of pixel regions. First electrodes are disposed respectively on each pixel region, and include first patterns separated from one another and second patterns connected to the first patterns. The second electrode is disposed on the electrophoretic film. The area of one of the electrodes, opposing the other of the electrodes has apertures formed therein, reducing the contact area between the electrode and the electrophoretic film.04-28-2011
20110080633ELECTROPHORETIC DISPLAY SHEET PRODUCTION PROCESS, ELECTROPHORETIC DISPLAY SHEET, ELECTROPHORETIC DISPLAY DEVICE, AND ELECTRONIC APPARATUS - Provided is a method of producing an electrophoretic display sheet having a substrate and a microcapsule-containing layer disposed on one surface side of the substrate and including microcapsules and a binder holding the microcapsules, the microcapsules each composed of a shell and an electrophoretic dispersion liquid sealed in the shell and containing at least one type of electrophoretic particles. The method includes the step of forming the microcapsule-containing layer where the microcapsules are arranged in a single layer without overlapping in the thickness direction of the substrate by supplying a microcapsule dispersion containing the microcapsules and the binder onto the substrate and then pressurizing the microcapsule dispersion in the thickness direction of the substrate.04-07-2011
20100110530PARTICLES FOR DISPLAY MEDIA AND INFORMATION DISPLAY PANEL - Particles for display media are constructed as spherical resin fine particles, in which functional groups indicating positively-charging properties are existent on their surfaces, which are obtained by polymerizing monomer by utilizing initiator having functional groups indicating positively-charging properties produced by reacting organic alkyl sulfonates and both terminal ends of azo initiator having cationic functional group including nitrogen-containing heterocycle or nitrogen-containing fatty series, or, are constructed as spherical resin fine particles, in which functional group indicating charging properties or ionic properties are existent on their surfaces, which are obtained by polymerizing monomer by utilizing initiator having functional groups indicating charging properties or ionic properties at its both terminal ends.05-06-2010
20100214647Reflective Display Apparatus - A reflective display apparatus includes a first substrate, a second substrate, a display layer and a light shielding layer. The first substrate has a driving circuit layer and the second substrate has a transparent electrode layer opposite to the driving circuit layer. The display layer is disposed between the driving circuit layer and the transparent electrode layer. The light shielding layer has a first adhering surface and a second adhering surface, wherein the first adhering surface is adhered to the display layer and the second adhering surface is adhered to the driving circuit layer. The light shielding layer can prevent the driving circuit layer from being illuminated by external light rays, and thus display quality of the reflective display apparatus is improved.08-26-2010
20110176199INFORMATION DISPLAY DEVICE - An information display device, in which a display medium 07-21-2011
20100165445Displaying Method for Electrophoretic Display and Electrophoretic Display using the same - A displaying method includes the following steps. First, display image frames and display a first color to clean images of a preceding image frame between the displaying of two image frames. Afterward, whenever a counting number of the image frames which have been displayed reaches a predetermined number, change to display one of the first color and a second color to clean images of the preceding image frame and then to display the other one of the first color and the second color to clean images of the preceding image frame between the displaying of two image frames for a while.07-01-2010
20100165446COMPONENTS AND METHODS FOR USE IN ELECTRO-OPTIC DISPLAYS - A display assembly comprises a backplane assembly comprising a plurality of spaced backplane areas, each backplane area comprising a plurality of electrodes, the backplane areas being separated by gutter areas free from electrodes; an adhesive layer overlying the plurality of spaced backplane areas; and a layer of a solid electro-optic medium overlying the adhesive layer in the plurality of spaced backplane areas. The display sub-assembly can be produced via a single lamination and severed to form a plurality of separate electro-optic displays. Processes for producing the display assembly are also described.07-01-2010
20100165448MULTICOLOR DISPLAY ARCHITECTURE USING ENHANCED DARK STATE - The present invention is directed to an alternative design of a multicolor display. The display device is capable of achieving high quality black and white states. The pixel electrodes and the microcups in the display device may be aligned only in one axis. In practice, a standard active matrix array may be used to drive the display device.07-01-2010
20100067097SUBSTRATE AND DISPLAY APPARATUS HAVING THE SAME - In a substrate for a display apparatus, the substrate includes a base substrate and a shielding layer formed on a surface of the base substrate. The shielding layer has an energy bandgap corresponding to a reference wavelength of external light. Thus, the shielding layer blocks light having wavelength equal to or less than the reference wavelength, so that a wavelength band of light may be adjusted.03-18-2010
20110261435ELECTRONIC INKS AND DISPLAYS AND IMAGE DISPLAYING METHODS - An electronic ink containing charged particles includes a combination of resin particles, a pigment, and a charge director. The resin particles exhibit an average particle size less than 1.0 micron and contain a resin that exhibits a molecular weight of 500 to 20,000. The pigment is loaded on the resin particles. The charge director can physically associate with the resin particles. The charged particles may be negative or positive.10-27-2011
20110261433ELECTROPHORETIC DISPLAY WITH ENHANCED CONTRAST - The present invention is directed to an electrophoretic display with enhanced contrast. The invention is directed to an electrophoretic display comprising: a first layer comprising a common electrode, a second layer comprising at least one collecting pixel electrode, a plurality of display cells which are sandwiched between the first layer and the second layer and are filled with an electrophoretic fluid comprising charged pigment particles dispersed in a solvent or solvent mixture; and a background layer. More specifically, the invention provides an electrophoretic display having the dark color state darker while maintaining the same intensity of the lighter color state.10-27-2011
20110261432ELECTROPHORETIC DISPLAY DEVICE AND ELECTRONIC APPARATUS - An electrophoretic display device, which includes a first substrate, a second substrate, and an electrophoretic element disposed between the first substrate and second substrate, includes a plurality of pixel electrodes provided on the first substrate and arranged in a row direction and in a column direction, and a counter electrode provided on the second substrate. In conjunction with the pixel electrodes, the counter electrode applies a voltage to the electrophoretic element. The counter electrode includes an opening portion extending in at least one of the row direction and the column direction at a location opposite an area between the pixel electrodes that are adjacent to each other.10-27-2011
20110149377ELECTRO-OPTICAL DISPLAY SYSTEMS - Electro-optical display systems are disclosed. An electro-optical display system may include a plurality of electrodes; a display volume containing a fluid having a plurality of colorant particles; a layer adjacent to or part of at least one electrode of the plurality of electrodes and configured to at least one of (i) reflect at least one wavelength of light and (ii) absorb at least one wavelength of light; and recessed regions configured to contain the plurality of colorant particles, wherein the plurality of electrodes are configured to selectively move the plurality of colorant particles between a compacted position in which all or nearly all of the plurality of colorant particles are in the recessed regions, and a spread position in which the plurality of colorant particles are spread across the display volume.06-23-2011
20110188111SUBSTRATE FOR ELECTRO-OPTICAL DEVICES, ELECTRO-OPTICAL DEVICE AND ELECTRONIC APPARATUS - A electro-optical device is provide with a substrate, a pixel electrode provide for each pixel, a pixel transistor which is provided for each pixel more to a lower layer side through an interlayer insulating film than the pixel electrode and is connected to the pixel electrode, a periphery transistor provided in a periphery region, and a connection wire formed in the same film as the pixel electrode in a region where the interlayer insulating film and a gate insulating film included in the pixel transistor and the periphery transistor are not formed, and electrically connected to the periphery transistor.08-04-2011
20090174928DISPLAY SUBSTRATE, ELECTROPHORETIC DISPLAY DEVICE WITH THE SAME AND METHOD FOR MANUFACTURING THE SAME - A display substrate, an electrophoretic display (EPD) device including the same, and a method for manufacturing the same are disclosed. The display substrate includes a display region and a non-display region. The display region includes a plurality of gate lines, a plurality of data lines, and a plurality of thin film transistors (TFTs) and a plurality of pixel electrodes disposed at crossings of the gate lines and the data lines. The non-display region is located at a peripheral region of the display region and includes a solar battery. The solar battery includes at least one semiconductor layer arranged between a lower electrode and an upper electrode that oppose each other.07-09-2009
20090174927Method and Apparatus for Manufacturing Electrophoretic Displays - A method for manufacturing an electrophoretic display includes the steps of: providing a substrate; forming a flexible plate on the substrate; forming an electrophoretic layer on the flexible plate; forming a transparent protection layer on the electrophoretic layer; forming an edge protection member between the flexible plate and the transparent protection member, the edge protection member surrounding the electrophoretic layer; and providing a laser beam to irradiate the flexible plate from a side of the substrate facing away from flexible plate, so as to release the substrate from the flexible plate.07-09-2009
20100020385MICROCAPSULES FOR ELECTROPHORETIC DISPLAY DEVICES, AND PROCESSES FOR THEIR PRODUCTION, AND THEIR APPLICATIONS - The microcapsules for electrophoretic display devices according to the present invention each enclose a dispersion containing electrophoretic particles and a solvent in a shell having an inner shell made of a mercapto group-containing amino resin and an outer shell made of an epoxy resin. Alternatively, the microcapsules for electrophoretic display devices according to the present invention each have a capsule strength of 0.6 MPa or higher. These microcapsules are produced by dispersing a dispersion containing electrophoretic particles and a solvent as a core substance in a water-based medium, and subsequently forming at least one shell on the surface of the core substance. These microcapsules can be used, as their applications, for sheets for electrophoretic display devices, electrophoretic display devices using the sheets, and electronic equipments using the electrophoretic display devices.01-28-2010
20100020384IMAGE DISPLAY MEDIUM AND IMAGE DISPLAY DEVICE - An image display medium includes a pair of substrates, a liquid that is enclosed between the substrates, first colored particles, second colored particles and third colored particles. The first colored particles are colored a first color and move in response to an electric field that is formed between the substrates. The second colored particles are colored a second color and move in an opposite direction of the first colored particles. The third colored particles are colored a third color, are configured to have a particle diameter such that the third colored particles move through clearances between the first colored particles and the second colored particles in a state in which the first colored particles and the second colored particles have aggregated together, and move in response to an electric field that is formed between the substrates.01-28-2010
20120147452ORGANIC LIGHT-EMITTING DISPLAY DEVICE - An organic light-emitting display device is disclosed. In one embodiment, the device includes a display unit having a plurality of pixels and an electronic ink layer for changing a distribution of charged ink particles and selectively substantially covering the pixels on the display unit. The device provides black visibility while it is powered off using an electronic ink layer operating in the same manner as a shutter so that a reduction of brightness while forming an image may be inhibited.06-14-2012
20110007380Flexible Flat Panel Display - A flat panel display is provided. The flat panel display includes a display panel, a light source module and an optical film. The display panel has a light incident surface. The light source module including a light guide plate which has a light emergent surface is disposed parallel to the display panel. The light emergent surface is opposite to the light incident surface. A light emitted from the light source module is transmitted from the light emergent surface to the light incident surface. The optical film is disposed between the display panel and the light source module. The optical film has a first surface and a second surface which are opposite to each other. A plurality of platform-shaped optical structures are formed on the first surface while each of them has a flat top surface. A first transparent glue layer and a second transparent glue layer are respectively formed on the light incident surface and the light emergent surface. The flat top surfaces are glued to one of the first transparent glue layer and the second transparent glue layer while the second surfaces are glued to the other.01-13-2011
20130170014INK COMPOSITIONS, METHODS OF PREPARING INK COMPOSITIONS AND DISPLAY PANELS INCLUDING INK COMPOSITIONS - Core-shell coated pigment particles are prepared by core-shell coating using pigment particles, at least one hydrophilic organometallic compound, at least one hydrophobic organometallic compound, distilled water and a solvent. Ink particles coated with an ionized organometallic compound are prepared by using the core-shell coated pigment particles, the solvent and a halogen compound. The ink particles, a dispersing agent and a dielectric liquid are mixed to prepare an ink composition. The ink composition has an electrophoresis property to exhibit an electric movement and has a good dispersibility in a dielectric liquid. The ink composition may be applied in a reflective type color display device.07-04-2013
20130194656ELECTROPHORETIC DISPLAY DEVICE AND METHOD OF FABRICATING THE SAME - An electrophoretic display device includes a first substrate including switching elements and driving electrodes, an electrophoretic display element layer fixed on a predetermined display region of the first substrate, a sealing member formed to surround the display element layer on the first substrate, the sealing member being thicker than the display element layer, and a second substrate fixed on an opposite end of the sealing member to the first substrate, the second substrate having a wider area than the display element layer. The first substrate, the sealing member, and the second substrate constitute a closed inner space around the display element layer, thereby enclosing the display element layer in the space. The space is filled with an inert gas having a pressure approximately equal to an atmospheric pressure or is set in a predetermined vacuum state.08-01-2013
20110116157ELECTROPHORESIS DISPLAY PANEL - An electrophoresis display panel including an active device array substrate and an electrophoresis display film is provided. The active device array substrate includes a plurality of active devices and a shielding pattern. The electrophoresis display film is disposed on the active device array substrate. The electrophoresis display film includes a conductive layer, a dielectric layer and a plurality of electrophoresis display mediums. The dielectric layer is disposed on the conductive layer and has a plurality of micro-cups arranged in area array. The dielectric layer is between the conductive layer and the active device array substrate. Light passing through the dielectric layer is prevented from irradiating onto the active devices by the shielding pattern. In addition, the electrophoresis display mediums are filled within the micro-cups, respectively.05-19-2011
20120307348LIGHT CONTROL FILM - Disclosed is a light control film comprising: two of transparent conductive resin substrates each having a transparent conductive layer and a transparent resin substrate; and a light control layer interposed between the two transparent conductive resin substrates to be in contact with the transparent conductive layer sides, the light control layer containing: a resin matrix; and a light control suspension dispersed in the resin matrix, wherein the transparent conductive layer contains: an organic binder resin; and conductive particles dispersed in the organic binder resin, the mass ratio of the organic binder resin and the conductive particles is 50/50 to 10/90, and the entirety or a portion of the organic binder resin is composed of (meth)acrylate containing a hydroxyl group. The present invention can provide a light control film having excellent radio wave transparency and having satisfactory adhesiveness between the light control layer and the transparent conductive layer.12-06-2012
20120307347COLORED FLUIDS FOR ELECTROWETTING, ELECTROFLUIDIC, AND ELECTROPHORETIC TECHNOLOGIES - Colored fluids for electrowetting, electrofluidic, and electrophoretic chromatophore devices are disclosed. In one embodiment, the colored fluid includes at least one solvent and at least one oligomeric and/or polymeric dye in the solvent. The oligomeric dye has at least one chromophore attached to one or more oligomeric chains, and the polymeric dye has at least one chromophore attached to one or more oligomeric and/or polymeric chains. The dye also has a molecular weight from 400 to 100,000, solubility in the solvent of at least 5% wt at 25° C., and a dynamic viscosity from 0.5 cPs to 2,000 cPs at 25° C. The solvent may be polar or non-polar each having specific properties defined.12-06-2012
20120307346COLOR ELECTROPHORETIC DISPLAY - The present invention is directed to a color display device wherein each of the display cells is filled with an electrophoretic fluid comprising two types of charged pigment particles dispersed in a colored medium. Multiple colors of high quality may be achieved by the present invention.12-06-2012
20120307344ELECTRONIC PAPER DISPLAY DEVICE AND DISPLAYING METHOD - The disclosed technology is related to an electronic paper display and a displaying method. The electronic paper display device comprises an upper substrate with a first conductive layer formed thereon, a lower substrate with a second conductive layer formed thereon, and an electronic ink layer disposed between the first conductive layer of the upper substrate and the second conductive layer of the lower substrate and comprising microcapsules arranged therein. A fluorescent material is further disposed between the upper substrate and the lower substrate, and in the region between the upper substrate and the lower substrate where it is capable of receiving irradiation of ambient light.12-06-2012
20120307343ELECTROPHORETIC DISPLAY - Disclosed herein is an electrophoretic display, which includes a first substrate, an electrophoretic layer, a second substrate, a stress controlling layer and an adhesive layer. The first substrate includes at least one active device and at least one pixel electrode electrically coupled to the active device. The electrophoretic layer is disposed above the pixel electrode. The second substrate is disposed above the electrophoretic layer. The stress controlling layer is formed on a lower surface of the second substrate. The adhesive layer is disposed between the surface stressed layer and the electrophoretic layer, and is in contact with the stress controlling layer and the electrophoretic layer. The adhesion between the stress controlling layer and the adhesive layer is about 75% to 125% of the adhesion between the electrophoretic layer and the adhesive layer.12-06-2012
20110149379MANUFACTURING METHOD OF ELECTRONIC PAPER DISPLAY DEVICE AND ELECTRONIC PAPER DISPLAY DEVICE USING THE SAME - There are provided a method of manufacturing an electronic paper display device and an electronic paper display device manufactured by the method, and the method of manufacturing an electronic display device includes: providing a substrate having a plurality of walls and a plurality of cells defined by the walls; disposing at least one kind of rotators in the cells; disposing a display-sided electrode on the substrate to cover the rotators; and disposing a back electrode, opposite to the display-sided electrode, on the substrate, in which the rotators are arranged in the cells by a jig having a cylindrical center body, retaining grooves that are formed around the center body and retain the rotator, protrusions that are formed between adjacent retaining grooves, and a guide that is formed around the protrusions and has inlets and an outlet for the rotators.06-23-2011
20120099182DISPLAY SHEET, DISPLAY DEVICE, AND ELECTRONIC APPARATUS - A display device includes: a substrate provided on a side of the display surface; a counter substrate disposed to face the substrate; a display layer provided between the substrate and the counter substrate and filled with a dispersion liquid formed of a dispersion medium in which white particles and black particles charged with polarities opposite to each other are dispersed; and a particle constrained layer provided in the display layer, and suppresses the white particles and the black particles from moving in an in-plane direction of the display layer, while allowing the particles to move in the thickness direction of the display layer. In the display device, a particle constrained layer is provided to be separated from the substrate.04-26-2012
20120099181ELECTROPHORETIC DISPLAY DEVICE, METHOD OF MANUFACTURING THE SAME, AND ELECTRONIC APPARATUS - An electrophoretic display device includes: a substrate; partition walls which partition a space on the substrate into a plurality of cells; an electrophoretic dispersion liquid with which the plurality of cells on the substrate is filled; a sealing film which is disposed so as to face the substrate with the partition walls interposed therebetween and seals the plurality of cells; and phase separation portions which are partially formed between upper surfaces of the partition walls and the sealing film and in which the electrophoretic dispersion liquid is subjected to phase separation.04-26-2012
20120099180ELECTRO-PHORETIC DISPLAY APPARATUS - An electro-phoretic display apparatus is disclosed. The electro-phoretic display apparatus mentioned above includes a plurality of pixel unit lines, a plurality of common voltage transferring lines, and a common voltage generator. The common voltage transferring lines extend and connect to a common line segment directly along a layout direction. The common voltage generator generates a common voltage and provides the common voltage for directly electrically connecting to a connection point on the common line segment. Moreover, the transfer timing delays of transferring the common voltage from the connection point to the first common voltage transferring line and the last common voltage transferring line are the same.04-26-2012
20110304904ELECTROPHORETIC DISPLAY DEVICE - An electrophoretic display includes a substrate, first electrodes arranged on the substrate, an electrophoretic layer arranged on the substrate so as to cover the first electrodes, a partition wall that divides the electrophoretic layer into a plurality of cells, and a second electrode arranged on the electrophoretic layer. The electrophoretic layer has electrophoretic particles and a dispersion medium that disperses the electrophoretic particles. The second electrode protrudes towards the first electrodes at the cell.12-15-2011
20110304903DISPLAY SHEET, DISPLAY DEVICE, ELECTRONIC APPARATUS, AND METHOD FOR PRODUCING DISPLAY SHEETS - A display sheet includes a light-transmissive substrate, an electrode layer formed on a surface of the substrate, and a display layer that is provided on a surface of the electrode layer opposite the substrate and has a plurality of reservoirs containing at least one kind of electrophoretic particles. The electrode layer has a light-transmissive membrane electrode and a conductive portion electrically connected with the electrode. The conductive portion has a plurality of wires that are provided so as to overlap with the display layer in plan view of the display layer. The conductive portion is formed of a material with a lower electrical resistance than that of a material forming the electrode.12-15-2011
20090323171PLASMON-BASED COLOR TUNABLE DEVICES - A color-tunable, reflective, paper-like display utilizes the unique optical properties of nano-engineered metal and metal-dielectric composite structures that exhibit a plasmon resonance. By changing the dielectric properties of a medium in which these structures are embedded, or by changing the spatial relationship of these structures, their optical absorbance and scattering spectra can be tuned. This enables simpler pixel architectures with better performance than is possible with fixed-color technologies. Low power video rate operation can be achieved in a paper-like display.12-31-2009
20120038971DRIVING METHODS OF DISPLAY UNIT - An embodiment of the invention provides a driving method for a display unit, wherein the display unit includes a first electrode, and a second electrode disposed opposite to the first electrode, wherein the first electrode is separated from the second electrode by a distance, and a first particle with a polarity is distributed between the first electrode and the second electrode. The driving method includes the steps of: casting a first voltage difference between the first electrode and the second electrode to make the first particle move toward the second electrode; stopping casting of the first voltage difference; and casting a second voltage difference between the first electrode and the second electrode to apply an opposite force to the first particle, wherein the polarity of the second voltage difference is different from that of the first voltage difference.02-16-2012
20120038970METHOD OF MANUFACTURING DISPLAY MEDIUM, DISPLAY MEDIUM, AND DISPLAY APPARATUS - The present invention provides a method of manufacturing a display medium, including: 02-16-2012
20120038969ELECTRONIC PAPER DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME - There are provided an electronic paper display device and a method for manufacturing the same. The electronic paper display device includes a first substrate having a first electrode made of transparent material and formed thereon; a second substrate arranged opposite to the first substrate with a predetermined space and having a second electrode formed thereon; a display element layer formed between the first substrate and the second substrate and having a plurality of display elements arranged thereon, the display elements having optical characteristics changed by voltage applied to the first and second electrodes; and vibration parts formed on the first substrate or the second substrate and configured to apply vibrations to the display elements by the voltage applied to the first and second electrodes.02-16-2012
20110026101MATERIALS FOR USE IN ELECTROPHORETIC DISPLAYS - An electrophoretic medium comprises an electrophoretic layer, a layer of lamination adhesive and a polymeric layer disposed between the electrophoretic layer and the lamination adhesive layer, the polymeric layer being impermeable to the fluid. A second form of electrophoretic medium has a layer of a complex of an alkali metal and a polymer in contact with the electrophoretic layer. A third form of electrophoretic medium comprises a plurality of discrete droplets of internal phase in a binder, and further comprises a salt.02-03-2011
20100097687Rotating Element Transmissive Displays - A transmissive electro-optic display includes a substantially transparent front plane and back plane element. The back plane element includes a plurality of electrodes distributed in two dimensions on the backplane, each allowing independent control of a discrete region of the display. The front plane element includes at least one electrode disposed opposite the back plane, and is spaced apart from the back plane element by an interior wall defining a plurality of cells therebetween. A plurality of partially conductive and optically anisotropic elements is rotatably disposed in the plurality of cells, together with a dielectric fluid. When an appropriate electric field and/or a magnetic field is applied to the cells, the corresponding anisotropic elements are caused rotate between a “transmissive” state and an “opaque” state.04-22-2010
20080316583FLUORINATED SILICON PHTHALOCYANINES AND NAPHTHALOCYANINES FOR ELECTROPHORETIC DISPLAY - This invention relates to stable colorants of high extinction coefficient and high solubility or dispersibility for an electrophoretic, magnetophoretic or electromagnetophoretic display. More particularly, it relates to stable colorants for a microcup-based electrophoretic or electromagnetophoretic display the cells of which are filled with charged and/or magnetic particles dispersed in a halogenated, preferably a fluorinated, solvent. The use of the stable colorants allows the display to be of superior contrast ratio and longevity, and suitable for high-quality imagery applications.12-25-2008
20110063715METHOD FOR MANUFACTURING LIGHT CONTROL PARTICLES AND LIGHT CONTROL FILM USING LIGHT CONTROL PARTICLES OBTAINED BY THE METHOD - Disclosed is a method for manufacturing light control particles usable for a light control material comprising: 03-17-2011
20110063714ELECTROPHORETIC PARTICLES, ELECTROPHORETIC PARTICLE DISPERSION, DISPLAY MEDIUM AND DISPLAY DEVICE - An electrophoretic particle dispersion including: electrophoretic particles including first particles having a surface thereof covered with a curvature-adjustment portion formed from a curvature-adjustment material, a curvature at the surface of the curvature-adjustment portion being greater than the curvature of the first particles that do not include the curvature-adjustment portion; a crosslinking agent capable of binding the electrophoretic particles via a reversible crosslinked structure; and a dispersing medium in which the electrophoretic particles and the crosslinking agent are dispersed.03-17-2011
20110317251REFLECTIVE DISPLAY APPARATUS - A reflective display apparatus includes a first substrate, a second substrate, a display layer and a light shielding layer. The first substrate has a driving circuit layer and the second substrate has a transparent electrode layer opposite to the driving circuit layer. The display layer is disposed between the driving circuit layer and the transparent electrode layer. The light shielding layer has a first adhering surface and a second adhering surface, wherein the first adhering surface is adhered to the display layer and the second adhering surface is adhered to the driving circuit layer. The light shielding layer can prevent the driving circuit layer from being illuminated by external light rays, and thus display quality of the reflective display apparatus is improved.12-29-2011
20100002287ELECTROPHORETIC DISPERSION SOLUTION, IMAGE DISPLAY MEDIUM USING THE SAME, AND IMAGE DISPLAY DEVICE USING THE SAME - An electrophoretic dispersion solution includes a nonpolar solvent and plural kinds of electrophoretic particles. At least one kind of the electrophoretic particles has, on surfaces, a copolymer including a first monomer that has a charged group and a second monomer expressed by a first formula represented as01-07-2010
20110317248Electronic paper display device and manufacturing method thereof - Disclosed herein are an electronic paper display device, including: a first electrode; a barrier rib layer disposed on the first electrode and defining a plurality of cell regions; a second electrode facing the first electrode and disposed on the barrier rib layer; a twist ball floated in a dielectric solution filled in each cell region and driven according to electric field applied to the first and second electrodes; and an enlarging member disposed on any one of the top surface and the bottom surface of the second electrode and visually enlarging the size of the twist ball, and a manufacturing method thereof.12-29-2011
20120044564SWITCHABLE IMAGING DEVICE USING MESOPOROUS PARTICLES - The present invention provides a switchable imaging device, including a plurality of particles suspended in a dielectric medium, at least part of the particles being charged, at least part of the particles being mesoporous particles.02-23-2012
20120002268ELECTROPHORETIC DISPLAY DEVICE AND ELECTRONIC APPARATUS - An electrophoretic display device includes a display element including a pair of first and second substrates which are opposed to each other, and a microcapsule enclosing a display material changed in optical characteristics in response to an electric impulse, the microcapsule being sandwiched between the first and second substrates; and a protective film sealing the display element. In the display device, a first electrode is provided on the surface of the first substrate which faces the second substrate, a second electrode is provided on the surface of the second substrate which faces the first substrate, and a spacer is provided in the space between the periphery of the facing surface of the first substrate and the first electrode.01-05-2012
20120008188MULTI-COLOR ELECTRO-OPTIC DISPLAYS - An electro-optic display comprising at least two separate layers of electro-optic material, with one of these layers being capable of displaying at least one optical state which cannot be displayed by the other layer. The display is driven by a single set of electrodes between which both layers are sandwiched, the two layers being controllable at least partially independently of one another. Another form of the invention uses three different types of particles within a single electrophoretic layer, with the three types of particles being arranged to shutter independently of one another.01-12-2012
20120008191ELECTROPHORETIC DISPLAY DEVICE AND METHOD OF FABRICATION THEREOF - Disclosed is an electrophoretic display (EPD) device and fabrication method thereof that has a simplified fabrication process and reduced fabrication costs. In the EPD device, a partition wall is formed directly on a first substrate having a pixel electrode and extended up a lateral surface of the partition wall to prevent dead areas in the pixel region, provide increased aperture ratio, and enhanced image quality.01-12-2012
20120008189DISPLAY ELEMENT, DISPLAY APPARATUS AND FABRICATING METHOD OF THE DISPLAY ELEMENT - A display element, a display apparatus and a fabricating method of a display element are provided. The display apparatus includes a first substrate, a second substrate and a display medium layer. The display medium layer is disposed between a first electrode layer of the first substrate and a second electrode layer of the second substrate. The display medium layer has a plurality of display elements. Each display element includes a colorized capsule, a fluid and a plurality of particles. The fluid and the particles are disposed in the colorized capsule, and the particles are charged. The fabricating method of a display element is coloring a capsule of a display element with dye to form a colorized capsule.01-12-2012
20120057218LIQUID FOR ELECTROPHORETIC DISPLAY AND ELECTROPHORETIC DISPLAY DEVICE AND ELECTRONIC DEVICE PREPARERD USING THE SAME - A liquid for electrophoretic display which makes it possible to display a black color having a low reflectance or a color having a high color saturation and a white color having a high reflectance and display them at high contrast and which inhibits coagulation of white fine particles and is excellent in stability can be prepared by using a liquid for electrophoretic display containing at least white fine particles, resin particles colored by a dye and/or a pigment and a liquid phase dispersion medium, wherein fine particles in which a difference in a refractive index from the liquid phase dispersion medium is 0 to 0.05 are contained and have an average particle diameter of 50 to 500 nm.03-08-2012
20120013973ELECTRO-OPTICAL DISPLAY - A display has colorants in fluid-filled cells. The display has front and back surfaces, and each cell extends to at least one surface of the display. The cells at least partially overlap so that for at least a portion of the front surface, a line perpendicular to the front surface passes through more than one cell.01-19-2012
20120013970ELECTROPHORETIC DISPLAY DEVICE AND FABRICATION METHOD THEREOF - An electrophoretic display device in which a barrier defining a unit pixel is directly formed on a first substrate and the unit pixel is filled with an electrophoretic material, and a fabrication method thereof are provided. A barrier surrounding a display area is formed on a non-display area and a sealant is filled between the barrier and a partition wall to facilitate an attachment of first and second substrates.01-19-2012
20120013969SPD FILMS AND LIGHT VALVE LAMINATES WITH IMPROVED DURABILITY - A moisture-resistant suspended particle device film comprising a cured suspended particle device emulsion having a plurality of uncrosslinked droplets of a liquid light valve suspension distributed throughout the cured emulsion; first and second glass or plastic sheets located outwardly from and sandwiching the cured emulsion, wherein located on an inner aspect of each sheet, adjacent the cured emulsion, is a thin, transparent, electrically conductive coating , the coating serving as an electrode to permit passage of an applied electric field through the cured emulsion; and a moisture-resistant barrier located around an entire outer peripheral edge portion of the film, wherein the barrier is comprised of a barrier material that eliminates or at least reduces passage of moisture from outside the film into the cured emulsion, thus preventing development of a light-frame pattern in the film that would otherwise be caused by the moisture. The disclosure also discloses forming a laminate comprising the above-described film, as well as methods of forming such films and laminates.01-19-2012
20120013968ELECTROPHORETIC DISPLAY DEVICE AND METHOD OF FABRICATING THE SAME - Disclosed is an electrophoretic display (EPD) device capable of implementing colors with high brightness. Each sub-pixel implement colors with driving color particles, white particles and black particles, and the EPD device has an enhanced contrast ratio due to black particles.01-19-2012
20120013974DISPLAY DEVICE AND ELECTRIC APPARATUS USING THE SAME - A display device (01-19-2012
20120026577DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - A display device includes an active element array substrate, a display layer and a transparent shock absorption layer. The display layer is disposed on the active element array substrate. The transparent shock absorption layer is disposed on the display layer. The transparent shock absorption layer is formed by curing liquid adhesive material. A manufacturing method of display device is also provided.02-02-2012
20120062982DISPLAY DEVICE WITH IMPROVED DISPLAY PERFORMANCE - A display device includes a first substrate, a second substrate, a plurality of display units and a plurality of partitioning walls. The second substrate is disposed above the first substrate. The display units are disposed between the first substrate and the second substrate, and each of the display units has a dielectric solvent. The partitioning walls are disposed between adjacent display units correspondingly, and a dielectric constant of each of the partitioning walls is less than that of the dielectric solvent adjacent thereto. Because the dielectric constant of the partition walls is less than that of the dielectric solvent adjacent to the partition wall, a capacitance value induced at the partition wall by a driving voltage can be decreased. Thus, crosstalk phenomena can be avoided in the display unit that is not driven.03-15-2012
20120062980COLOR ELECTRONIC PAPER DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME - Disclosed herein are a color electronic paper display device and a method for manufacturing the same. The color electronic paper display device according to the present invention includes: a barrier rib structure including a plurality of cavities partitioned so that rotating balls are separately inserted thereinto; an electrode structure including an upper electrode and a lower electrode each formed over and under the barrier rib structure and applying voltage to the rotating balls; and a black coating layer formed on the surfaces of the barrier ribs of the barrier rib structure.03-15-2012
20100165447PROCESS FOR PRODUCING MICROCAPSULES FOR ELECTROPHORETIC DISPLAY DEVICES, AS WELL AS MICROCAPSULES FOR ELECTROPHORETIC DISPLAY DEVICES, OBTAINED BY THIS PROCESS, AND THEIR APPLICATIONS - There is disclosed a process for producing microcapsules for electrophoretic display devices, including classifying microcapsules for electrophoretic display devices from a dispersion containing microcapsules in an aqueous medium, using a specific particle classification apparatus of the particle settling type. The resultant microcapsules for electrophoretic display devices are used, as their applications, for sheets for electrophoretic display devices, electrophoretic display devices, and electronic equipments.07-01-2010
20120154900DISPLAY DEVICES - Provided is a display device, which includes a plurality of charged pigment particles, a dielectric medium dispersing the charged pigment particles, and a micro capsules surrounding the charged pigment particles and the dielectric medium. The dielectric medium includes an ester-based fluid having high permittivity.06-21-2012
20120154898ELECTROPHORETIC DISPLAY APPARATUS - An electrophoretic display apparatus includes a first substrate including a plurality of pixels, a second substrate facing the first substrate, an electrophoretic material between the first and second substrates, and a first electrode on the first substrate or the second substrate. Each pixel includes a reflection part and a second electrode. The reflection part is on the first substrate and reflects light incident through the second substrate. The second electrode is on the first substrate and adjacent to the reflection part. The second electrode forms an electric field with the first electrode such that the electrophoretic material moves to the first electrode or the second electrode. An upper surface of the second electrode is positioned at a first height from the first substrate, and an upper surface of an uppermost layer of the reflection part is positioned at a second height higher than the first height.06-21-2012
20120154899METHODS OF OPERATING A DISPLAY DEVICE - Provided are methods of operating display devices. The method includes applying a first electric field to a capsule including first particles having a first color and second particles having a second color to move the first and second particles into a first region of the capsule; and applying a second electric field to the capsule to move the second particles into a second region of the capsule different from the first region and to leave the first particles in the first region of the capsule.06-21-2012
20120154897ELECTRONIC PAPER UNIT AND METHOD FOR FABRICATING ELECTRONIC PAPER UNIT - An electronic paper unit including a flexible substrate, a thin film transistor layer, an electronic ink layer, a waterproof layer, and a sealant is provided. The thin film transistor layer is disposed on the flexible substrate. The electronic ink layer is disposed on a surface of the thin film transistor layer. The waterproof layer is disposed on the electronic ink layer. An edge surface of the waterproof layer and an edge surface of the electronic ink layer form a side wall where there is a first acute angle or a first obtuse angle between the side wall and the surface of the thin film transistor layer. The sealant is coated and covered on the side wall and the surface. A method for fabricating the electronic paper unit is also provided.06-21-2012
20090135470ELECTROPHORETIC INDICATION DISPLAY - An electrophoretic display having a pair of substrates separated by a microcapsule layer, a plurality of pixels formed at the intersections of rows of gate lines and columns of data lines on at least one of the substrates, wherein at least one of said substrates is sufficiently flexible when touched to change the separation between said substrates at any of said pixels, a plurality of sense signal lines formed parallel to the data lines, and a sense signal processing unit connected with the sense signal lines for sensing a change in capacitance between said substrates at any of said pixel.05-28-2009
20090135468OPTICAL FILM FOR DISPLAY APPARATUS USING ELECTROPHORESIS AND FILTER FOR DISPLAY APPARATUS HAVING THE SAME - An optical film for a display apparatus using electrophoresis includes a transparent base having partition walls dividing the transparent base into cells, an electrophoresis dispersion which fills the cells and contains a dielectric medium and charged pigment particles dispersed throughout the dielectric medium, a front electrode provided in front of the cell, first and second in-plane electrodes provided behind the cell, and a rear electrode provided behind the cell in such a manner that the rear electrode is disposed between the first and second in-plane electrodes.05-28-2009
20090135467ELECTROPHORETIC DISPLAY DEVICE AND METHOD OF MANUFACTURING THE DEVICE - An electrophoretic display (EPD) device and a method of manufacturing the EPD are disclosed. An EPD device includes a first substrate, a second substrate, and an electrophoretic layer. The first substrate includes a plurality of pixel areas, and each pixel area includes a first electrode. The second substrate faces the first substrate and includes a second electrode to form an electric field with the first electrode and a color filter corresponding to the first electrode. The electrophoretic layer is disposed between the first substrate and the second substrate and is controlled by an electric field formed by the first electrode and the second electrode to display an image. An end portion of the color filter extends beyond an end portion of the first electrode.05-28-2009
20120105939Display Comprising An Increased Inter-Pixel Gap - A display structure is described comprising a displaying medium, a backplane provided with an active matrix and a pixel pad comprising a plurality of pixels having an inter-pixel spacing, said pixel pad superposing the active matrix, wherein the inter-pixel spacing is in the range of 2.5-40 micrometers, preferably in the range of 8-20 micrometers.05-03-2012
20120105938PIGMENT-BASED INKS - A pigment-based ink includes a non-polar carrier fluid and pigment particles suspended in the non-polar carrier fluid. The pigment particles have surface functionalized anionic groups. A combination of an electronic display and an electronic ink is provided, as is a method for modifying the pigment particles.05-03-2012
20120105937Method and Apparatus for Modulating Light - An apparatus for modulating light includes a first electrode, a second electrode, and a sealed enclosure. The first electrode includes a frequency selective surface operable to reflect light having a first wavelength, and the second electrode is spaced apart from the first electrode. The sealed enclosure stores electrophoretic fluid and at least a portion of the sealed enclosure is positioned between the first electrode and the second electrode. A plurality of particles are suspended in the electrophoretic fluid. The particles are capable of absorbing light having the first wavelength. In addition, the first electrode is capable of attracting the particles towards the frequency selective surface when an electrical bias is applied between the first electrode and the second electrode.05-03-2012
20110090556APPEARANCE-MODIFYING DEVICE, AND METHOD FOR MANUFACTURING SUCH A DEVICE - An appearance-modifying device (04-21-2011
20110090555Electronic paper display device and manufacturing method of the same - The present invention provides an electronic paper display device including: a first electrode; a second electrode facing the first electrode; a barrier layer interposed between the first and second electrodes to define a plurality of cells; and a microcapsule disposed in each cell between the first and second electrodes and maintaining a ratio of minor axis to major axis of 0.9 to 1, and a manufacturing method of the same.04-21-2011
20110102881APPEARANCE-MODIFYING DEVICE, AND METHOD FOR OPERATING SUCH A DEVICE - An appearance-modifying device (05-05-2011
20110102880ELECTROPHORETIC DISPLAY DEVICE AND ELECTRONIC APPARATUS - An electrophoretic display device includes a display element including a pair of first and second substrates which are opposed to each other, and a microcapsule enclosing a display material changed in optical characteristics in response to an electric impulse, the microcapsule being sandwiched between the first and second substrates; and a protective film sealing the display element. In the display device, a first electrode is provided on the surface of the first substrate which faces the second substrate, a second electrode is provided on the surface of the second substrate which faces the first substrate, and a spacer is provided in the space between the periphery of the facing surface of the first substrate and the first electrode.05-05-2011
20120314273ELECTROPHORETIC DEVICE, DISPLAY UNIT, AND ELECTRONIC UNIT - An electrophoretic device includes an electrophoretic particle, a porous layer formed of a fibrous structure containing a non-electrophoretic particle having optical reflection characteristics different from optical reflection characteristics of the electrophoretic particle, and a pair of electrodes arranged with the porous layer in between. The porous layer is adjacent to one or both of the pair of electrodes.12-13-2012
20120120480DEVICE COMPRISING A MULTILAYER STRUCTURE AND ROLLERS - The invention relates to a device comprising a multilayered structure with a first portion and a second portion wherein the first portion is conceived to be rolled about a first roller, said device comprising a second roller for receiving the second portion for at least partially counteracting the effects of mechanical strain induced in the multilayered structure upon said rolling. The first roller is rotated in a first direction, whereby the second roller is rotated in a second direction. Preferably, the diameters of the first roller and the second roller are equal. Alternatively, the edge portions A, B of the multilayer structure are suitably interconnected by stoppers for preventing creeping.05-17-2012
20120250138ELECTROPHORETIC DEVICE, DISPLAY UNIT, AND ELECTRONIC UNIT - An electrophoretic device includes: an electrophoretic particle; a porous layer formed of a fibrous structure containing a non-electrophoretic particle having optical reflection characteristics different from those of the electrophoretic particle; and a dividing wall adjacent to the porous layer. The electrophoretic particle, the porous layer, and the dividing wall are in an insulating liquid. Volume resistivity of the fibrous structure is larger than volume resistivity of the insulating liquid, and volume resistivity of the dividing wall is larger than the volume resistivity of the insulating liquid.10-04-2012
20120250139DISPLAY APPARATUS - Disclosed herein is a display apparatus including first and second substrates, at least one of which has a light transmitting characteristic, as well as first and second electrodes provided on the two mutually facing surfaces of the first and second substrates respectively; and an electrophoretic device provided between the first and second substrates, wherein the first substrate and the first electrode each have an external edge folded back so as to cover at least a portion of a terminal surface of the second substrate.10-04-2012
20100290103ENCAPSULATED DISPERSIONS COMPRISING ELECTROPHORETICALLY MOBILE ORGANIC COLORANTS - The invention relates to an electrophoretic display, comprising electrodes and cells containing at least one kind of ionic, monochrome particles, a non-polar liquid and a dispersant, wherein the ionic, monochrome particles of at least one kind are essentially aggregates consisting of a carbon containing pigment and a cationic pigment orcationic pigment derivative, and the dispersantis selected from the group consisting of polyacrylates, polyesters, polyurethanes and copolymers, with the proviso that the cationic pigment or cationic pigment derivative is not a reaction product of carbonblack with diazotated procaine hydrochloride. In general, the whole quantity of the pigment and the main part, preferably at least 80%, most preferred from 95% to 100%, of the whole cationic pigment or cationic pigment derivative present within the cells is comprised in the aggregates, with essentially no pigment and only a minor part of the cationic pigment or cationic pigment derivative physically distinct from the aggregates.11-18-2010
20110002030DISPLAY MEDIUM AND ELECTROPHORETIC DISPLAY - An electrophoretic display and a display medium are provided. The electrophoretic display has a plurality of micro-cells and a display medium filled therein. The display medium includes a plurality of particles and a continuous phase solution. Each of the particles has a deformable polymer shell and a filling liquid. The polymer shell has at least an airtight space and the filling liquid is filled in the airtight space. Additionally, the particles are distributed in the continuous phase solution, wherein a density of the particles is substantially equal to a density of the continuous phase solution.01-06-2011
20120212798ELECTROPHORETIC ELEMENT AND DISPLAY DEVICE - An electrophoretic element includes: an electrophoretic particle; a porous layer formed of a fibrous structure containing a non-migrating particle having optical reflective characteristics different from those of the electrophoretic particle and having a plurality of pores; and a partition that is partially adjacent to the porous layer and defines a space for accommodating the electrophoretic particle. An area rate of the pores per unit area of the porous layer is small in an adjacent region where the partition is adjacent to the porous layer compared with in a non-adjacent region where the partition is not adjacent to the porous layer.08-23-2012
20100245982PARTICLES FOR DISPLAY, PARTICLE DISPERSION FOR DISPLAY, DISPLAY MEDIUM AND DISPLAY DEVICE - Particles for display including a colorant, a first polymer gel having a charging group and a second polymer compound having a hydrophilic group, the first polymer gel and the second polymer compound forming an IPN structure or a semi-IPN structure.09-30-2010
20100245983DISPLAY MEDIA PARTICLES AND INFORMATION DISPLAY PANEL USING THE SAME - A display media particle used for an information display panel having display media constituted of particles sealed between two substrates, at least one of which is transparent, for displaying information by moving the display media, is formed of a mother particle 09-30-2010
20100245984ELECTROPHORETIC DISPLAY SHEET, ELECTROPHORETIC DISPLAY, METHOD FOR PRODUCING ELECTROPHORETIC DISPLAY, AND ELECTRONIC APPARATUS - An electrophoretic display sheet includes: a substrate; at least one kind of electrophoretic particles; an electrophoretic dispersion liquid containing the at least one kind of electrophoretic particles; a microcapsule having a shell for enclosing the electrophoretic dispersion liquid therein; a microcapsule-containing layer provided on a surface side of the substrate to contain the microcapsule; and a binder having a function of retaining the microcapsule and having viscosity under room temperature, the microcapsule-containing layer including the microcapsule and the binder; and the electrophoretic particles being contained in the electrophoretic dispersion liquid in a ratio of 30% to 60% wt. with respect to a weight of the electrophoretic dispersion liquid.09-30-2010
20120314276LIGHT CONTROL FILM - Disclosed is a light control film comprising: two of transparent conductive resin substrates each having a transparent conductive layer and a transparent resin substrate; and a light control layer interposed between the two transparent conductive resin substrates to be in contact with the transparent conductive layer sides, the light control layer containing: a resin matrix; and a light control suspension dispersed in the resin matrix, wherein the transparent conductive layer contains: an organic binder resin; and a conductive polymer. The present invention can provide a light control film having satisfactory adhesiveness between the light control layer and the transparent conductive layer and having excellent radio wave transparency.12-13-2012
20120127561INFORMATION DISPLAY PANEL - In an information display system panel, color filters each having respective colors are arranged to an outer surface of a transparent substrate at an observation side having a refractive index n and a thickness d, in such a manner that an overlap area between the color filter and the pixel is set in a range of 50%-100% with respect to an area of the pixel, so that a portion between adjacent color filters having different colors, which is perpendicular to a tilt visual direction, is spaced at either one of an upper and lower sides and a right and left sides of the color filter; and a relation between a visual filed displacement I indicated by following formula (1), which is generated when the image displayed by the display media is viewed as a reflected light refracted at 45° with respect to a surface of the color filter, and LS and DS denoting a pixel pitch and a pixel space along a visual direction respectively, satisfies I≦0.5×(DS+LS);05-24-2012
20120127560ELECTRO-OPTICAL DISPLAY - An electro-optical display includes colorant particles that are suspended in a carrier fluid. The colorant particles are controlled by three different types of electrodes. An exposed electrode acts on the colorant particles in an electrokinetic manner by compacting the colorant particles. A passivated electrode acts on the colorant particles in an electrostatic manner by holding the colorant particles once compacted. A reference electrode attracts the colorant particles to compaction areas.05-24-2012
20100208331Dispersion, Microcapsule, Electrophoretic Device, Electro-optical Device, and Method of Forming a Dispersion - A method for making an electrophoretic solution includes:08-19-2010
20100208330IMAGE DISPLAY APPARATUS - An image display apparatus comprising two substrates at least one of which is transparent, ribs for maintaining a distance between the substrates and display particles that are sealed between the substrates in a powder state, and displaying an image by generating an electric field between the substrates so that the display particles are moved,08-19-2010
20120212797FLEXIBLE DISPLAY DEVICE - A flexible display device includes a flexible substrate, a display layer, a first protecting layer, and at least one light-pervious polymer film. The display layer is arranged on the flexible substrate. The first protecting layer is arranged on the display layer. The at least one light-pervious polymer film is arranged on the first protecting layer. The light-pervious polymer film is used to protect the flexible display device from being damaged by external force.08-23-2012
20120134009MULTI-COLOR ELECTROPHORETIC DISPLAYS - An electrophoretic display (05-31-2012
20120134010ELECTROPHORETIC DISPLAY FLUID - This invention relates to an electrophoretic display fluid comprising a non-mobile or semi-mobile phase and two types of charged pigment particles dispersed in a solvent or solvent mixture, and an electrophoretic display device utilizing such an electrophoretic display fluid. The electrophoretic fluid of the present invention provides improved image qualities.05-31-2012
20120170105DISPLAY MEDIUM DRIVER, NON-TRANSITORY COMPUTER-READABLE MEDIUM, DISPLAY DEVICE, AND METHOD OF DRIVING DISPLAY MEDIUM - A display medium driver includes a translucent display substrate, a rear substrate that is opposed to the display substrate with a gap interposed therebetween, a dispersion medium enclosed between the substrates, a first particle group dispersed in the dispersion medium so as to migrate by applying a first voltage across the substrates, and a second particle group dispersed in the dispersion medium so as to migrate by applying a second voltage across the substrates, the driver including a setting unit setting a voltage value and a voltage application time of the first voltage with which the first particle group does not migrate at the time of causing the second particle group to migrate depending on a display density of the second particle group and a voltage application unit first applying the first voltage across the substrates and then applying the second voltage across the substrates.07-05-2012
20120162745DISPLAY - The display element(s) (06-28-2012
20090059349Sheet for electrophoretic display devices, process for its production, and its applications - The sheet for electrophoretic display devices according to the present invention includes a data displaying player between electrically conductive layers of two opposite electrode films, the data display layer containing microcapsules for electrophoretic display devices and a binder resin, wherein the binder resin has a weight-average molecular weight of from 40,000 to 300,000 and a glass transition temperature of from −50° C. to 10° C. This sheet can be produced by forming the data display layer on an electrically conductive layer of a first electrode film and putting an electrically conductive layer of a second electrode film on the date displaying layer, followed by lamination. This sheet can be used, as its applications, for electrophoretic display devices using the sheets for electrophoretic display devices, and electronic equipments using the electrophoretic display devices.03-05-2009
20120170104BORDER STRUCTURE FOR VIEWABLE AREA OF ELECTRONIC PAPER DISPLAY - A border structure for viewable area of electronic paper display, including: a planarization layer; a border electrode, made of metal and disposed on the planarization layer; a glue layer, disposed on the border electrode and having on its bottom surface at least one downward extruding portion for enhancing its adhesive strength; and an electrophoretic display layer, disposed on the top surface of the glue layer.07-05-2012
20120176662Display Device - A display device includes an array substrate, an electronic paper display medium, a counter substrate, a supporting layer, and an adhesive. The electronic paper display medium is disposed on the array substrate. The counter substrate is disposed on the electronic paper display medium. The adhesive adheres the supporting layer to a surface of the array substrate facing away from the electronic paper display medium.07-12-2012
20120314274ELECTROPHORETIC DISPLAY AND ELECTRONIC DEVICE - An electrophoretic display includes: a first substrate and a second substrate facing each other; a base portion provided on the first substrate; a first concave portion provided such that a surface of the second substrate side of the base portion is recessed, and a second concave portion having a shallower depth than that of the first concave portion; a reflection plate provided on the surface except for the first concave portion and the second concave portion; a first electrode provided in a bottom surface of the first concave portion; a second electrode provided in a bottom surface of the second concave portion; a third electrode provided in the second substrate; and a dispersion liquid filled between the first substrate and the second substrate, in which an electrophoretic particle having a different color from that of the reflection plate is dispersed in a dispersing medium.12-13-2012
20120075689ELECTRONIC PAPER STRUCTURE AND METHOD FOR FABRICATING ELECTRONIC PAPER - An electronic paper structure is disclosed, which includes a hard substrate, a flexible substrate, at least one magnetic device for fastening the flexible substrate on the hard substrate temporally, a drive substrate formed on the flexible substrate, an electronic paper display layer formed on the drive substrate, and a protect layer formed on the electronic paper display layer. An electronic paper fabricating method using the same is also disclosed.03-29-2012
20120314275ELECTROPHORESIS DISPLAY APPARATUS - An electrophoresis display apparatus includes an electronic-ink (E-Ink) layer, a passive-matrix substrate, and a conducting layer. The passive-matrix substrate has an electrode surface, and the electrode surface has a plurality of electrodes. The conducting layer has a predetermined shape. The conducting layer is disposed between the electronic-ink layer and the electrode surface of the passive-matrix substrate and is used for transmitting the signals on the electrodes contacting the conducting layer to the electronic-ink layer, so that the electronic-ink layer can display an image with the predetermined shape.12-13-2012
20120176664EDGE SEALS FOR, AND PROCESSES FOR ASSEMBLY OF, ELECTRO-OPTIC DISPLAYS - An electro-optic display comprises a backplane; a layer of electro-optic material disposed adjacent the backplane; a protective layer; and a sealing layer of a metal or a ceramic extending between the backplane and the protective layer, and thus sealing the layer of electro-optic material from the outside environment.07-12-2012
20120176663ELECTROPHORETIC DISPLAY - The present invention is directed to an electrophoretic display comprising: (a) microcups comprising partition walls and top-openings; (b) an organic-based electrophoretic fluid filled in the microcups, wherein said fluid comprises charged pigment particles dispersed in a solvent; and (c) a top-sealing layer formed from a sealing composition to enclose the electrophoretic fluid within the microcups. The sealing composition comprises: (i) a water soluble polymer, (ii) a water-based suspension, a water-based dispersion, a water-based emulsion, or a water-based latex, each comprising a polymer; and (iii) water.07-12-2012
20100007942Electronic Paper - An object of the present invention is to increase the resistance of electronic paper to external stress. The resistance to external stress is increased by providing an element formation layer, which includes an integrated circuit portion, a first electrode, a second electrode, and a charged particle-containing layer, between a first insulating film including a first structure body in which a first fibrous body is impregnated with a first organic resin, and a second insulating film including a second structure body in which a second fibrous body is impregnated with a second organic resin.01-14-2010
20120257269TETRACHROMATIC COLOR FILTER ARRAY FOR REFLECTIVE DISPLAY - A tetrachromatic color filter array comprises multiple pixels, each of which comprises first, second, third and fourth sub-pixels having first, second, third and fourth hues, P10-11-2012
20090034055Plasmon-based color tunable devices - A color-tunable, reflective, paper-like display utilizes the unique optical properties of nano-engineered metal and metal-dielectric composite structures that exhibit a plasmon resonance. By changing the dielectric properties of a medium in which these structures are embedded, or by changing the spatial relationship of these structures, their optical absorbance and scattering spectra can be tuned. This enables simpler pixel architectures with better performance than is possible with fixed-color technologies. Low power video rate operation can be achieved in a paper-like display.02-05-2009
20120262778Physical Modulation Tuned Plasmonic Device - A plasmonic display device is provided that uses physical modulation mechanisms. The device is made from an electrically conductive bottom electrode and a first dielectric layer overlying the bottom electrode. The first dielectric layer is a piezoelectric material having an index of expansion responsive to an electric field. An electrically conductive top electrode overlies the first dielectric layer. A first plasmonic layer, including a plurality of discrete plasmonic particles, is interposed between the top and bottom electrodes and in contact with the first dielectric layer. In one aspect, the plasmonic particles are an expandable polymer material covered with a metal coating having a size responsive to an electric field.10-18-2012
20120081779ELECTRO-OPTIC DISPLAYS, AND COLOR FILTERS FOR USE THEREIN - A process for producing a color electro-optic display uses an electro-optic sub-assembly comprising an electro-optic layer and a light-transmissive electrically-conductive layer. This sub-assembly is laminated to a backplane comprising a plurality of electrodes with the electro-optic layer disposed between the backplane and the electrically-conductive layer. A flowable material is placed over the sub-assembly and a color filter array is placed over the electrically-conductive layer and aligned with the electrodes of the backplane to form the color electro-optic display.04-05-2012
20120081778PIGMENT-BASED INK - A pigment-based ink comprises: a non-polar carrier fluid; and pigment particles suspended in the non-polar carrier fluid. The pigment particles are coated with a metal oxide that is modified with at least one silane coupling agent to introduce functional groups, steric stabilizers or both. A combination of an electronic display and an electronic ink is provided, as is a method for modifying the pigment particles.04-05-2012
20120229884CHARGED PARTICLES - Disclosed is a composition comprising a charged particle of volume 5 nm09-13-2012
20110122480METHOD OF FABRICATING ELECTROPHORETIC INK, ELECTROPHORETIC INK FORMED USING THE METHOD, AND ELECTROPHORETIC DISPLAY HAVING THE SAME - Provided are a method of fabricating an electrophoretic ink, the electrophoretic ink formed using the method, and an electrophoretic display having the same. The method of fabricating the electrophoretic ink includes dispersing a pigment particle into a dielectric fluid for the electrophoretic ink and adding at least monomer and initiator to the dielectric fluid to form a polymeric membrane surrounding the pigment particle. Since the pigment particle surrounded by the polymeric membrane and the dielectric fluid in which the pigment particle is dispersed can be utilized as the electrophoretic ink as they are, the method of fabricating the electrophoretic ink is simplified.05-26-2011
20100195187Transflective display apparatus using dielectrophoresis and method of manufacturing the transflective display apparatus - Example embodiments relate to a transflective display apparatus using dielectrophoresis and a method of manufacturing the transflective display apparatus. The display apparatus may include a display panel; a backlight unit providing the display panel with light for forming an image; and a reflective plate arranged under the backlight unit. The reflective plate may reflect external light incident thereon via the display panel back to the display panel. The display panel may include a plurality of pixel areas transmitting or blocking light using dielectrophoresis.08-05-2010
20100328756ELECTROPHORETIC DISPLAYING APPARATUS - An electrophoretic displaying apparatus, comprises: a first substrate and a second substrate placed opposite with a predetermined interval; a plurality of pixel electrodes arranged on the first substrate; signal lines arranged between the adjoining pixel electrodes; an opposed electrode provided on the second substrate; partition walls provided to stand toward the second substrate over the signal lines of the first substrate so as to enclose the plurality of pixel electrodes; and solvents severally containing a plurality of particles dispersed therein to be filled up in regions enclosed by the partition walls, wherein antireflective layer is formed on the first substrate correspondingly to the partition walls, and the signal lines is formed on a layer between the partition walls and the antireflective layer.12-30-2010
20110038030ELECTROPHORETIC DISPLAY WINDOW02-17-2011
20110038029DISPLAY LIQUID FOR ELECTROPHORETIC DISPLAY DEVICE, DISPLAY PANEL AND ELECTROPHORETIC DISPLAY DEVICE - A display liquid which is used in a display panel for an electrophoretic type display device is produced by adding a second solvent comprising any one of alcohols, aldehydes, or ketones of carbon numbers 6 to 8 to a hydrocarbon-based first solvent.02-17-2011
20080297881Information Display Panel and Information Display Device - Disclosed is a panel for information display wherein one or more display media are sealed between two opposite substrates at least one of which is transparent and information such as an image is displayed by moving the display media using the electric field generated in the substrates. A multilayer substrate wherein a first plate, a low elasticity layer and a second plate are sequentially arranged is used as at least one of the substrates (as both substrates in the embodiment shown in the drawings) so that stress concentration in a rib bonding portion of a partition wall can be relaxed. Such a panel for information display is improved in the mechanical strength against external forces by using a multilayer substrate having a multilayer structure which includes a buffer layer for relaxing stress concentration.12-04-2008
20120327504WHITE PARTICLE FOR DISPLAY, PARTICLE DISPERSION FOR DISPLAY, DISPLAY MEDIUM, AND DISPLAY DEVICE - A white particle for display includes as a constituent element a polymer including at least one species selected from a biphenyl compound having one vinyl group and a biphenyl compound having two vinyl groups as a polymeric component.12-27-2012
20110007381MULTI-COLOR ELECTROPHORETIC DISPLAYS - A multi-color electrophoretic medium contains first, second and third species of particles, the particles having substantially non-overlapping electrophoretic mobilities and bring of three different colors. The particles are dispersed in a fluid having a fourth color. A method for driving such a display is also described.01-13-2011
20120320446COLOR ELECTRONIC PAPER APPARATUS, DISPLAY AND MANUFACTURING METHOD THEREOF - A color electronic paper apparatus includes a display layer, a color resist layer, an anti-ultraviolet layer and a protective sheet. The color resist layer is disposed on the display layer. The anti-ultraviolet layer is disposed on the color resist layer. The protective sheet is disposed on the anti-ultraviolet layer. A manufacturing method of the color electronic paper apparatus and a color electronic paper display are provided herein.12-20-2012
20110235162DISPLAY DEVICE AND METHOD OF FABRICATING THE SAME - A constitution of the display device of the invention is shown in the following. The display device includes a pixel unit including TFTs of which the active layer contains an organic semiconductor material for forming channel portions in the opening portions in an insulating layer arranged to meet the gate electrodes. The pixel unit further includes a contrast media formed on the electrodes connected to the TFTs for changing the reflectivity upon the application of an electric field, or microcapsules containing electrically charged particles that change the reflectivity upon the application of an electric field. The pixel unit is sandwiched by plastic substrates, and barrier layers including an inorganic insulating material are provided between the plastic substrates and the pixel unit. The purpose of the present invention is to supply display devices which are excellent in productivity, light in weight and flexible.09-29-2011
20110235161DISPLAY METHOD AND DEVICE USING PHOTONIC CRYSTAL CHARACTERISTICS - A display method and device using photonic crystal characteristics are disclosed. In the display method using photonic crystal characteristics when a plurality of particles having electric charges is dispersed in a solvent, an electric field is applied to control inter-particle distance.09-29-2011
20110235160PACKAGE STRUCTURE OF A FLEXIBLE DISPLAY DEVICE - A package structure of flexible display device includes a flexible opto-electronic display panel, a first barrier layer and a second barrier layer. The flexible opto-electronic display panel includes a backplane, a flexible frontplane, and a display media layer. The display media layer is disposed between the flexible frontplane and the backplane, where the display media layer is substantially corresponding to a display region of the backplane, and at least one side of the display media layer aligns with one corresponding side of the backplane. The first barrier layer is disposed on a first surface of the flexible frontplane, where the flexible frontplane, the display media layer and the first barrier layer expose a bonding region of the backplane. The second barrier layer is disposed on a second surface of the backplane.09-29-2011
20100232008BI-STABLE DISPLAY DEVICE - A bi-stable display device including a first substrate, a thin film transistor (TFT) array layer and a bi-stable display panel is provided. The TFT array layer is formed on the first substrate and the bi-stable display panel is disposed on the TFT array layer. The first substrate includes at least two patterns with two predetermined ranges for respectively limiting the shift along a first axis and a second axis, and the first axis is perpendicular to the second axis.09-16-2010
20110304902DISPLAY ELEMENT - In one embodiment, a display element includes a first electrode, a second electrode, and a display cell defined by a dielectric material between the first electrode and the second electrode. The display cell includes a narrower portion adjacent the first electrode and a wider portion. The narrower portion has a first cross-sectional area and the wider portion has a second cross-sectional area. A cross-sectional area of the display cell gradually transitions between the first cross-sectional area and the second cross-sectional area. The display element includes a fluid with colorants within the display cell.12-15-2011
20120092754Electrophoretic Display Device and Method for Manufacturing the Same - An electrophoretic display device includes a lower substrate having pixel electrodes thereon to define a plurality of pixel areas; partition walls formed on the lower substrate to surround the pixel electrodes; electrophoretic dispersion liquid having a plurality of charged particles colored to display colors, the electrophoretic dispersion liquid filled into the plurality of the pixel areas defined by pixel electrodes and surrounding the partition walls; a membrane layer disposed on the partition walls and covering the electrophoretic dispersion liquid, the membrane layer comprising a plurality of hole patterns at portions corresponding to the plurality of the pixel areas; and an upper substrate bonded with the lower substrate such that the membrane layer is disposed therebetween.04-19-2012
20120092753COLORED FLUIDS FOR ELECTROWETTING, ELECTROFLUIDIC, AND ELECTROPHORETIC TECHNOLOGIES - Colored fluids for electrowetting, electro fluidic, or electrophoretic devices, and the devices themselves, are disclosed. The colored fluid can include a non04-19-2012
20120092752Electrophoretic Indication Display Device - An electrophoretic display device comprises: a first substrate including a first electrode; a first insulation layer provided on the first electrode; a fluid layer provided on the first insulation layer and having fluid and charged particles; a second substrate facing the first substrate with the fluid layer therebetween and including a second electrode facing the first electrode; and a second insulation layer provided between the second electrode and the fluid layer and facing the first insulation layer.04-19-2012
20120092751Switchable display system - A display system for a portable device is switchable by electrical addressing. The display system can absorb ambient light and reflect at least a portion of the absorbed light to render an image on a surface of the display. The display includes a plurality of pixel electrodes. Each of the plurality of pixel electrodes includes linkers with acceptor molecules and donor molecules that form groups having respective color properties. In an off-state, a respective pixel is configured to reflect white light. In an on-state, a respective pixel is configured to reflect light according to the molecular grouping of the acceptor-donor group.04-19-2012
20120140315ELECTROPHORETIC DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - Disclosed is an electrophoretic display device and manufacturing method thereof, which prevent water from penetrating into an electrophoretic film. The electrophoretic display device comprises an electrophoretic display panel comprising a substrate with a thin film transistor formed thereon, and an electrophoretic film coupled to the substrate; a protective sheet coupled to the electrophoretic film; a circuit film coupled to the substrate to be disposed at an outer side of the electrophoretic film; a first sealant formed on the substrate, for sealing a gap between the electrophoretic film and the protective sheet and a gap between the electrophoretic film and the substrate; and a second sealant sealing a gap between the substrate and the circuit film.06-07-2012
20120140314PHOTONIC CRYSTAL AND METHOD OF FABRICATING THE SAME - A three-dimensional geometric photonic crystal and a method of fabricating the photonic crystal are disclosed. The photonic crystal includes a geometric structure having a plurality of electrophoretic self-assembled particles and the plurality of particles are periodically arranged at any cross sections of the geometric structure. The method includes preparing an electrophoresis deposition suspension, installing first and second electrodes in the electrophoresis deposition suspension with the first electrode being encircled by the second electrode, and applying a voltage to the first electrode and the second electrode to form an electric field between the first and second electrodes, such that particles in the electrophoresis deposition suspension are electrophoretic self-assembled, and a periodically arranged geometric structure is formed. A photonic crystal thus may have a three-dimensional geometric structure in any shape.06-07-2012
20130016420DUAL COLOR ELECTRONICALLY ADDRESSABLE INKAANM Yeo; Jong-SoukAACI Yeonsu-guAACO KRAAGP Yeo; Jong-Souk Yeonsu-gu KRAANM Berson; IgalAACI LodAACO ILAAGP Berson; Igal Lod ILAANM Bar-Haim; GilAACI HolonAACO ILAAGP Bar-Haim; Gil Holon ILAANM Grinwald; YaronAACI MeitarAACO ILAAGP Grinwald; Yaron Meitar IL - A dual color electronically addressable ink includes a positively charged ink and a negatively charged ink. The positively charged ink includes a non-polar carrier fluid, pigment-loaded basic resin particles having a first color, and an acceptor charge adjuvant. The negatively charged ink includes the non-polar carrier fluid, pigment-loaded acidic resin particles having a second color that is different than the first color, and a donor charge adjuvant. The dual color electronically addressable ink also includes at least one charge director.01-17-2013
20110141550PROTECTION CIRCUIT, SUBSTRATE FOR ELECTRO-OPTICAL DEVICE, ELECTRO-OPTICAL DEVICE, ELECTROPHORETIC DISPLAY DEVICE, ELECTRONIC APPARATUS, AND MANUFACTURING METHOD OF ELECTRO-OPTICAL DEVICE - A protection circuit includes: a first electrode; a second electrode; and an ionic material which comes into contact with the first electrode and the second electrode, wherein when a given difference in potential is generated between the first electrode and the second electrode, an electric current flows between the first electrode and the second electrode through the ionic material.06-16-2011
20110157683ELECTRO-OPTIC DISPLAY - An electro-optic display includes a “matrix” for confining moving elements of the display (e.g., rotating or twisting elements). The matrix (or at least the viewable portions thereof) may have a high reflectivity, comparable to that of white paper. This results in an overall “whiter” or brighter display. The matrix may include channels to facilitate inter-cell fluid transport and high-density element packing. In some cases, the matrix elements provide a hexagonal arrangement of cells for holding the rotating elements. The rotating elements of the display may be electrically and optically anisotropic hemispherically coated spheres. The hemispherical coating typically provides the necessary charge to create electrical anisotropy.06-30-2011
20110157681ELECTROPHORETIC DISPLAY DEVICE AND METHOD FOR FABRICATING THE SAME - Disclosed is an electrophoretic display device and a fabrication method thereof, and the electrophoretic display device may include a thin-film transistor formed on a lower substrate, a pixel electrode connected to the thin-film transistor, side electrodes formed at periphery of the pixel electrode, a partition wall formed on the side electrode, fluid including anelectrophoretic particles formed between the partition walls, and an upper substrate adhered on the lower substrate and formed with a common electrode on the rear surface thereof.06-30-2011
20110157680DISPLAY METHOD OF ELECTROPHORESIS DISPLAY DEVICE - A display method of an electrophoresis display (EPD) device having a display area and a plurality of pixels located in the display area is provided. In the display method, firstly, the display area is divided into a plurality of unit areas. A plurality of pixels exist in each of the unit areas. Then, in some unit areas, at least two pixels in each of the unit areas are enabled to respectively display a first color and a second color, such that the first colors and the second colors are mixed to achieve a mixed color in vision. The first color has a maximum gray-level value. The second color has a minimum gray-level value. A gray-level value of the mixed color is between the maximum gray-level value and the minimum gray-level value.06-30-2011
20080204854Electrostatically-Controlled Diffraction Gratings Using Ionic Electrophoresis - A diffraction grating for which the intensity and/or direction of the diffracted light is electronically modulated using the electrophoresis of an index-modifying species. Index-modifying dye ions are dissolved in an electrophoretic medium maintained adjacent the diffraction grating. Application of a voltage across the medium moves many of the ions into the region adjacent the grating such that the ions absorb the incident light or otherwise modify the local index of refraction so as to change the optical characteristics of the diffracted light. Application of an opposite voltage across the medium moves many of the ions away from the grating, allowing light rays to diffract in a different manner when encountering the grating.08-28-2008
20120243072DISPLAY APPARATUS AND METHOD OF MANUFACTURING THE SAME - In a manufacturing method of a display apparatus, a substrate including a first area, which includes a first pixel, and a second area different from the first area is prepared. Then, a first capsule layer having first display capsules is formed on the substrate, and a first photolithography process is performed on the first capsule layer to remove the first capsule layer from the second area and to form a first capsule pattern on the first area.09-27-2012
20080252962Electronic Ink Display Device and Method for Manufacturing the Same - The invention provides an electronic ink display device having a panel structure of reduced thickness and enhanced moisture resistance and a method for manufacturing the same. The electronic ink display device has a first substrate (10-16-2008
20130170013AUTOMOTIVE REARVIEW MIRROR WITH CAPACITIVE SWITCHES - A vehicular rearview assembly that has a rounded outer perimeter edge to satisfy safety standards and contains an EC element having a complex peripheral ring, a front surface that is fully observable from the front of the assembly, and a user interface with switches and sensors that activate and configure, in cooperation with electronic circuitry of the assembly, pre-defined function(s) or device(s) of the assembly in response to the user input applied to the user interface. A complex peripheral ring may include multiple bands the structures of which is adapted to provide for specified optical characteristics of light, reflected off of the ring. Electrical communications between the electronic circuitry, the mirror element, and the user interface utilize connectors configured to exert a low contact force, onto the mirror element, limited in part by the strength of adhesive affixing the EC element to an element of the housing of the assembly.07-04-2013
20130170015ELECTRET COARSE POWDER - The subject invention provides electret coarse powder useful as electrophoretic particles for a large-screen display. The electret coarse powder is obtained by irradiating a fluorine-containing resin sheet with an electron beam or a radial ray to convert the fluorine-containing resin sheet into an electret sheet, and pulverizing the electret sheet.07-04-2013
20090153947ELECTROPHORESIS DISPLAY AND ELECTRONIC APPARATUS - An electrophoresis display includes an element substrate; a counter substrate; an electrophoresis layer sandwiched between the element substrate and the counter substrate; and a driver circuit disposed in an area of the element substrate that is outside a display area. In this electrophoresis display, the counter substrate overlaps the display area and at least part of an area of the element substrate where the driver circuit is disposed.06-18-2009
20130176613ELECTROPHORESIS DISPLAY APPARATUS AND DRIVE METHOD THEREOF - An electrophoresis display apparatus (07-11-2013
20080218845ELECTROPHORETIC DISPLAY MEDIUM AND METHOD OF FORMING THE SAME - A method of accurately forming lower partitions than spacers on a substrate in an electrophoretic medium includes a first resist application step where a first negative resist is applied on the first substrate, a first exposure step where the first negative resist is exposed to light through a first mask having an aperture pattern for exposing a pattern of the partition to light, a second resist application step where a second negative resist is applied on the first negative resist, a second exposure step where the second negative resist and the first negative resist are exposed to light through a second mask having an aperture pattern for exposing a pattern of the spacer to light, and a development step where the first negative resist and the second negative resist are developed.09-11-2008
20130114125MULTI-COLOR ELECTROPHORETIC DISPLAY DEVICE, IMAGE SHEET, AND MANUFACTURING METHOD THEREOF - A multi-color electrophoretic display (EPD) device, an image sheet, and a method of fabricating the same. The multi-color EPD device includes: a plurality of unit color pixels; and a plurality of color capsules, each comprising color capsule shell which stores a dielectric fluid and at least one type of electrophoretic particles dispersed in the dielectric fluid, the plurality of color capsules being arranged to define subpixels of each of the plurality of unit color pixels.05-09-2013
20130114126MULTI-COLOR ELECTROPHORETIC DISPLAY DEVICE, IMAGE SHEET, AND MANUFACTURING METHOD THEREOF - A multi-color electrophoretic display (EPD) device, an image sheet, and a method of manufacturing the same. The method of manufacturing the multi-color EPD device includes: forming capsules including photosensitive color-developing capsule shells each of which stores a dielectric fluid and at least one type of electrophoretic particles dispersed in the dielectric fluid; disposing the capsules in a unit color pixel area on a substrate; exposing the capsules to light to form a latent image of a color pattern image on the capsules; and developing the photosensitive color-developing capsule shells of the capsules to form unit color pixels including color capsules.05-09-2013
20130120828ELECTROPHORESIS DISPLAY DEVICE, METHOD FOR MANUFACTURING ELECTROPHORESIS DISPLAY DEVICE, AND METHOD FOR MANUFACTURING BASE MATERIAL PROVIDED WITH ADHESIVE LAYER - The method for manufacturing an electrophoresis display device suppresses deterioration of adhesion between the upper surface of a structure and a counter electrode substrate and improving durability. The method includes: forming a plurality of cells on a first electrode substrate, each of the cells being composed of an insulating structure; heating a film base material with a thermoplastic adhesive layer formed on the surface, wherein the film base material is in contact with the upper surface of the structure and peeling the film base material wherein the adhesive layer is softened, thereby transferring the adhesive layer to the front surface of the structure; filling the cells with the electrophoresis ink; and bonding the upper surface of the structure and a second electrode substrate to each other while heating the upper surface and the second electrode substrate at a temperature lower than that in the adhesive layer transferring step.05-16-2013
20130208342SPD FILMS WITH DARKER OFF-STATE TRANSMITTANCES AND LIGHTER ON-STATE TRANSMITTANCES - A light valve film forming a light-modulating element of a light valve, the film comprised of a cross-linked polymer matrix with a plurality of droplets of a liquid light valve suspension distributed therein. The film has a phase ratio: % particle number value calculated by the formula:08-15-2013
20130141777COLOR DISPLAY ELEMENT MANUFACTURING METHOD AND COLOR DISPLAY ELEMENT - Provided is a color display element which employs a conventional system of monochrome electronic paper without degrading the degree of brightness and with ease and lower costs. Also provided is a method of producing a color display element including a pair of opposing substrates having electrodes, charged display bodies of white color and black color which are enclosed between the opposing substrates, and a color filter which is disposed on one of the opposing substrates, the method including forming a color filter disposed on a viewing side by forming, first, colored regions of at least three colors of blue, green, and red by an inkjet method on a transparent support substrate, and forming remaining regions other than the colored regions so as to be colorless or transparent.06-06-2013
20130141780System And Method For Tri-state Electro-optical Displays - There is provided a display including a display including a number of display cells (06-06-2013
20110273761DC-DC CONVERTER, ELECTROPHORETIC DISPLAY DEVICE, AND ELECTRONIC APPARATUS - A DC-DC converter includes a body circuit that performs a first operation of outputting an input voltage inputted from one end to another end based on a control signal, and a second operation of boosting the input voltage and outputting the input voltage boosted through the other end; and a control circuit that outputs the control signal to the body circuit, based on an external load connected to the other end of the body circuit.11-10-2011
20110273760DISPLAY DEVICE - A display device includes a display panel, a barrier layer, a protective layer, a first optical adhesive layer and a second optical adhesive layer. The barrier layer is disposed above the display panel. The protective layer is disposed above the barrier layer. The first optical adhesive layer with a first thickness is disposed between the display panel and the barrier layer. The second optical adhesive layer with a second thickness is disposed between the protective layer and the barrier layer. The first thickness is larger than the second thickness.11-10-2011
20080198443ELECTROPHORETIC DISPLAY MEDIUM AND METHOD OF MANUFACTURING THE SAME - An electrophoretic display medium includes a first substrate and a second substrate disposed in opposition to each other, a dispersion medium injected between the first substrate and second substrate and having charged particles dispersed therein, and a partition member that partitions a space between the first substrate and the second substrate. A manufacturing method includes a clamping step for clamping the surface of a first die having a partition-forming groove pattern to form the partition member against the first substrate, an injecting step for injecting a resin into spaces formed between the first die and the first substrate, and a molding step for solidifying the resin injected into the spaces.08-21-2008
20110228379Optical Tag - An optical tag (09-22-2011
20130141776Backplane for Electrophoretic Display - A backplane for an electrophoretic display is provided with a plurality of layers, including a base film layer, an interconnect layer, a foil layer, and a display film layer. The foil layer includes at least one laser-formed gap, with the gap being defined in the foil layer after the foil layer has been applied to one of the other layers. In one embodiment, the interconnect layer is a printed interconnect layer. In another embodiment, the interconnect layer is a second foil layer.06-06-2013
20110235159ELECTROPHORETIC DISPLAY DEVICE - An electrophoretic display device includes a common electrode, an electrophoresis layer, and pixel electrodes. The electrophoretic layer includes cavities, with each cavity arranged between one of the pixel electrodes and the common electrode, and comprises suspension fluid, first type charged particles, and second type charged particles. The first type charged particles and the second type charged particles are dispersed in the suspension fluid. Three cavities constitute a pixel unit. The first type charged particles and the second type charged particles in each of the three cavities constituting the pixel unit are one of red, green, and blue particles, and one of yellow, magenta, and cyan particles, respectively.09-29-2011
20090141338TONER COMPOSITIONS FOR DRY-POWDER ELECTROPHORETIC DISPLAYS - Toner particles and a dry-powder electrophoretic display employing such particles are disclosed herein. The toner particles adapted for a dry-powder electrophoretic display comprise emulsion/aggregation particles having a negative charge. At least a portion of the toner particles include a surface coating, comprising a methacrylate polymer, disposed on the surface of the toner particles to impart a positive charge to a set of toner particles. The emulsion/aggregation toner particles have a particle size generally less than about 10 micrometers that allows for improved image quality as compared to conventional toners utilized in dry-powder electrophoretic displays.06-04-2009
20130114124PASSIVE MULTIPLEXING EXTENSION FOR ELECTRONIC PAPER DISPLAYS - A single-segment drive scheme for an electronic paper display (EPD) is replaced by a multiplexed drive scheme that reduces the number of driver pins to the number of display segments per digit or alphanumeric character plus one input/output (I/O) line per digit or alphanumeric character. In accordance with the invention, a passive digit selection mechanism enables a multiplex display drive scheme when the EPD material used typically has a stable threshold combined with a small hysteresis. Typically, display operation is better the smaller the hysteresis and the more stable the threshold of the EPD material that is used.05-09-2013
20100302620ELECTRONIC INK DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - It is an object of the present invention to provide an electronic ink display device provided with a panel structure with excellent mechanical strength and humidity resistance. An electronic ink layer 12-02-2010
20120275014TWIST BALL TYPE ELECTRONIC PAPER - A twist ball type electronic paper having a transparent electrode side base material having a first base material including a film having transparency, and a transparent electrode formed on one side surface of the first base material; a counter electrode side base material having a second base material including a film with an insulation property, and a counter electrode formed on one side surface of the second base material; and a twist ball layer comprising a twist ball and a low polarity solvent layer including a low polarity solvent, wherein the twist ball layer is sealed with the first base material and the second base material, and that the counter electrode side base material is disposed in such a way that the counter electrode is disposed on an opposite side with respect to the twist ball layer.11-01-2012
20120275013DISPLAY SHEET, METHOD OF MANUFACTURING DISPLAY SHEET, DISPLAY DEVICE AND ELECTRONIC APPARATUS - A display sheet includes a substrate provided at a display surface side; a facing substrate arranged to face the first substrate; a display layer provided between the substrate and the facing substrate; a plurality of first partition units provided in the display layer and dividing the display layer into a plurality of regions in the X direction and extending in the Y direction intersecting the X direction; a porous layer provided inside each of the regions; and a dispersion liquid filled inside each of the regions in which first and second particles are dispersed with a dispersion medium.11-01-2012
20120275012NITROGEN-LINKED SURFACE FUNCTIONALIZED PIGMENTS FOR INKS - A pigment-based ink is disclosed. The ink includes a non-polar carrier fluid and a nitrogen-linked surface functionalized pigment particle, wherein the nitrogen-linked surface functionalized pigment particle is suspended in the non-polar carrier fluid and includes an azide moiety linked to the surface of a pigment particle. The azide moiety further includes an acidic or a basic functional group bonded to it. An electronic display utilizing the pigment-based ink and a method of formulating the pigment-based ink are also disclosed.11-01-2012
20100309544LIGHT CONTROL FILM - Disclosed is a light control film comprising: 12-09-2010
20100309543Color Rotating Element Displays - A rotating element display includes a matrix having discrete regions of cells of different sizes occupied by rotatably disposed optically and electrically anisotropic elements (e.g., electrically anisotropic bichromal spheres). The regions of larger cells are occupied by larger rotating elements having a first combination of optical properties while the regions of smaller cells are occupied by smaller elements having a second combination of optical properties. The rotating elements having different combinations of optical properties are separately addressable by electromagnetic signals that cause rotation of selected optically dissimilar elements and create a desired color image. In a different aspect, a rotating element display includes a plurality of optically anisotropic rotatable elements occupying cells of a transparent matrix, in a configuration where a background color is viewable through the matrix. A color image is created using a combination of background color with optical properties of the rotating elements.12-09-2010
20100309542DISPLAY APPARATUS AND DISPLAY SHEET - A display apparatus includes: an electrode layer; a display layer that is provided on the electrode layer, and that includes a plurality of containers containing at least one of positively charged first particles and negatively charged second particles; a film provided on the display layer; and a movable electrode portion capable of applying voltage to part of a region of the display layer through the film, the film being a conductive film having lower conductivity in a planar direction than in a thickness direction of the film.12-09-2010
20130182311ELECTROPHORETIC DISPLAY - New type of electrophoretic display mode is disclosed in this Invention. Introducing transparent medium in an electrophoresis technology, diversity application type of full motion video, full-color image capable electrophoretic display system is realized. New concept of optical switching element based on ferroelectric coupling torque enables both crisp full motion video image and non-power based still image. This display configuration is also effective to apply large billboard displays with significant power saving.07-18-2013
20120087003ELECTROPHORETIC DISPLAY DEVICE - A pixel is formed by sealing an insulating liquid and floating particles in an area defined by a first substrate, a second substrate and partitions. The width of the partition has to be reduced in order to improve the pixel brightness by enlarging a flat electrode. In this case, the height of the partition has to be reduced for retaining the mechanical strength. If the height of the partition is reduced, an area of the partition electrode becomes small, thus failing to retain the memory effect. The planar surface of the partition is then formed into a zigzag shape so as to increase the area of the partition electrode.04-12-2012
20130176612COLOR DISPLAY DEVICES - The present invention is directed to color display devices which are capable of displaying multiple color states. The display device comprises a plurality of display cells, wherein each of said display cells is (a) sandwiched between a first layer comprising a common electrode and a second layer comprising a plurality of driving electrodes, wherein at least one of the driving electrodes is a designated electrode, (b) filled with an electrophoretic fluid comprising at least two types of pigment particles dispersed in a solvent or solvent mixture, and (c) capable of displaying at least four color states. The display device may also comprise hiding layers or a brightness enhancement structure on the viewing side.07-11-2013
20130155490ELECTRONIC HANDWRITING SCREEN - The embodiments of present invention disclose an electronic handwriting screen and relate to the field of electrophoretic display techniques. In the embodiment of present invention, because insulation spacing elements are provided between the electrophonic display functional film and the bottom electrode, when an appropriate voltage is applied between the top electrode and the bottom electrode, the top electrode is pressed so as to make the electrophonic display functional film contact with the bottom electrode, which shortens the distance between the top electrode and the bottom electrode and further increases the electric field force acting on the charged colorant particles; as a result, electrophoresis effect occurs in the electrophoresis liquid so that patterns are displayed or erased at the pressing location, and handwriting function is thereby realized without a touch screen, reducing the manufacturing costs for an electronic handwriting screen.06-20-2013
20130155489ELECTROPHORETIC COMPOSITION, MICROCAPSULE AND ELECTROPHORETIC DISPLAY DEVICE - Disclosed is an electrophoretic composition including a dye, a non-water-soluble dispersion medium, and charged particles, wherein the dye includes in a molecule thereof at least two color forming moieties including a first color forming moiety and a second color forming moiety, the first color forming moiety having a maximum absorption wavelength that is the shortest maximum absorption wavelength among the at least two color forming moieties, the second color forming moiety having a maximum absorption wavelength that is the longest maximum absorption wavelength among the at least two color forming moieties, a difference between the maximum absorption wavelength of the first color forming moiety and the maximum absorption wavelength of the second color forming moiety being from 50 nm to 400 nm, and the first color forming moiety and the second color forming moiety being bonded through a covalent bond.06-20-2013
20130182313LUMINESCENT PIXEL ASSEMBLY - An assembly corresponding to a pixel includes sub-assemblies that each correspond to a sub-pixel of the pixel. At least one of the sub-assemblies includes a luminescent fluid, black particles and a mirror. The luminescent fluid converts wavelengths of light less than a conversion wavelength of the sub-assembly to the conversion wavelength. The black particles are positionable within luminescent fluid in accordance with a color to be displayed by the assembly. The mirror is disposed at a bottom end of the sub-assembly.07-18-2013
20130182312WHITE PARTICLES FOR DISPLAY, PARTICLE DISPERSION FOR DISPLAY, DISPLAY MEDIUM AND DISPLAY DEVICE - White particles for display including at least one of a chain or cyclic polysilane compound having a polysilane structure represented by the following Formula (I) or a halogen-substituted compound thereof:07-18-2013
20110286081ELECTRONICALLY ADDRESSABLE MICROENCAPSULATED INK AND DISPLAY THEREOF - A system of electronically active inks is described which may include electronically addressable contrast media, conductors, insulators, resistors, semiconductive materials, magnetic materials, spin materials, piezoelectric materials, optoelectronic, thermoelectric or radio frequency materials. We further describe a printing system capable of laying down said materials in a definite pattern. Such a system may be used for instance to: print a flat panel display complete with onboard drive logic; print a working logic circuit onto any of a large class of substrates; print an electrostatic or piezoelectric motor with onboard logic and feedback or print a working radio transmitter or receiver.11-24-2011
20110292494ELECTRO-OPTIC DISPLAY WITH EDGE SEAL - Various types of edge seals for protecting electro-optic displays against environmental contaminants are described. In one type of seal, the electro-optic layer is sandwiched between a backplane and a protective sheet and a sealing material extends between the backplane and the protective sheet. In other seals, the protective sheet is secured to the backplane or to a second protective sheet adjacent the backplane. The electro-optic layer can also be sealed between two layers of adhesive or between one layer of adhesive and the backplane. Other seals make use of flexible tapes extending around the periphery of the display.12-01-2011
20110304905ELECTRO-OPTICAL DISPLAY - A display system encompasses electrodes that induce a convective flow of a carrier fluid that transports a colorant species that is suspended in the carrier fluid. At least one of the convection flow, speed, and direction of the colorant species is controlled by operation of the electrodes.12-15-2011
20110310465ELECTROPHORETIC DEVICE, DISPLAY, AND ELECTRONIC APPARATUS - An electrophoretic device includes an insulating liquid, an electrophoretic particle in the insulating liquid, and a porous layer in the insulating liquid. The porous layer includes a fibrous structure that includes a non-electrophoretic particle having an optical reflective property different from that of the electrophoretic particle.12-22-2011
20110310464LIGHT CONTROL FILM - The present invention relates to a light control film, comprising: two transparent electroconductive resin substrates (12-22-2011
20110310463LIGHT CONTROL FILM - The present invention relates to a light control film comprising: two transparent electroconductive resin substrates; and a light control layer sandwiched between the two transparent electroconductive resin substrates, 12-22-2011
20110310462COLOURED PARTICLES FOR ELECTROPHORETIC DISPLAYS - This invention relates to coloured polymer particles preferably with surface functionality for charge retention, a process for their preparation, the use of these particles for the preparation of an electrophoretic device, and to colour electrophoretic displays comprising such particles.12-22-2011
20110310461ELECTRO-OPTIC DISPLAYS, AND PROCESSES FOR THEIR PRODUCTION - A color display has continuous areas of a single color covering a plurality of sub-pixel electrodes. Each sub-pixel of a given color has sub-pixels of the same given color disposed along at least two of its adjacent edges. Each area of a single color may cover a 2×2 array of sub-pixel electrodes. The colors used may be red/green/blue/white (RGBW), red/green/blue/yellow (RGBY), or orange/lime/purple/white12-22-2011
20110310460Electronic paper display device and method for manufacturing the same - Disclosed herein is an electronic paper display device. The electronic paper display device according to the present invention may include: a base substrate; first rotating balls that are disposed on the front surface of the base substrate; second rotating balls that are disposed on the rear surface of the base substrate; a barrier rib structure that partitions the first rotating balls and the second rotating balls on the base substrate; and an electrode structure that is included in the barrier rib structure and applies voltage to the rotating balls.12-22-2011
20110310459ELECTRO-OPTIC DISPLAYS WITH TOUCH SENSORS AND/OR TACTILE FEEDBACK - An electro-optic display comprises, in order, a light-transmissive electrically-conductive layer; a layer of a solid electro-optic material; and a backplane (12-22-2011
20110317250Display Device - In a device for displaying images by application of an electric field to a charged substance, a structure for reducing afterimages and a method for manufacturing the structure are provided. The device is a display device which includes a plurality of pixel electrodes and a charged layer (a layer including a charged substance) provided over the pixel electrodes. An end of one of two pixel electrodes that are adjacent to each other among the plurality of pixel electrodes has a depression in an end-face direction, and an end of the other of the pixel electrodes has a projection in the end-face direction. In a state in which the depression and the projection are in a set, a gap is formed between the two pixel electrodes.12-29-2011
20130114127SUB-PIXEL STRUCTURE AND PIXEL STRUCTURE OF COLOR ELECTROPHORETIC DISPLAY - A sub-pixel structure of color electrophoretic display includes a driving unit, a display unit and a transparent electrode, wherein the display unit is disposed on the driving unit and the transparent electrode is disposed on the display unit. The display unit includes a plurality of first charged particles and a plurality of second charged particles. A color of the first charged particles is different from a color of the second charged particles. Diameters of the first charged particles are greater than diameters of the second charged particles. The first charged particles and the second charged particles have the same electrical property. The sub-pixel structure of color electrophoretic display has high light utility efficiency.05-09-2013
20120008190ELECTROPHORETIC DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME - An electrophoretic display device includes a lower substrate having a plurality of pixel electrodes on the lower substrate, having a lower organic layer on the pixel electrodes and the lower substrate, and having partition walls formed on the lower organic layer to surround the pixel electrodes, the pixel electrodes and partition walls defining a plurality of sub-pixels; an upper substrate bonded with the lower substrate, the upper substrate having a common electrode formed thereon with an upper organic layer on the common electrode; and electrophoretic dispersion liquid comprising a plurality of charged particles colored to display colors, the electrophoretic dispersion liquid disposed in the plurality of the sub-pixels defined by the pixel electrodes and the partition walls.01-12-2012
20120019900LIGHT DIFFUSERS AND DISPLAYS COMPRISING SAME - A light diffuser (01-26-2012
20120019899IN-PLANE ELECTRO-OPTICAL DISPLAY - In one embodiment, a display element includes a first electrode; a dielectric layer having recessed regions therein over the first electrode; a second electrode disposed on the dielectric layer; and a fluid with colorant particles within the display element, wherein a voltage signal applied to the first electrode and the second electrode controls movement of the colorant particles such that a first voltage signal provides a first optical state by compacting the colorant particles into the recessed regions and a second voltage signal provides a second optical state by spreading the colorant particles in the fluid.01-26-2012
20120019898MULTI-COLOR ELECTROPHORETIC DISPLAYS - A multi-color electrophoretic medium contains first, second and third species of particles, the particles having substantially non-overlapping electrophoretic mobilities and bring of three different colors. The particles are dispersed in a fluid having a fourth color. A method for driving such a display is also described.01-26-2012
20120019897SUSPENDED PARTICLE DEVICE AND METHOD FOR DRIVING SAME - A suspended particle device which enables light control without requiring any complicated switching circuit to be formed on a substrate is realized. A suspension containing charged particles and a disperse medium is filled between an A-substrate and a B-substrate, and first and second electrodes are formed on the A-substrate. A DC voltage is applied across the first and second electrodes to localize the charged particles on the second electrode side. Subsequently, an AC voltage is applied across the first and second electrodes to orient, while maintaining the localized state of the charged particles, the charged particles along a direction of an electric field. Light transmittance is lower in an area where the charged particles are present than in an area where no charged particles are present, whereas, in the area where the charged particles are present, the light transmittance can be controlled by adjusting the AC voltage. Thus, in the suspended particle device, the amount of light transmitted through a prescribed area can be controlled.01-26-2012
20120019896ELECTROPHORETIC DISPLAY DEVICE - An electrophoretic display device includes: a first substrate and a second substrate which are arranged opposite to each other at a predetermined interval; a plurality of pixel electrodes which are aligned on the first substrate; a wiring which is arranged between adjacent pixel electrodes among the pixel electrodes; an opposite electrode which is provided on the second substrate; a partition wall which is provided above the wiring of the first substrate to stand toward the second substrate so as to surround the pixel electrodes; and a solvent which fills up a space surrounded by the partition wall and in which a plurality of particles are dispersed. The partition wall has a rectangular shape including four sides, at least one of which partially has an expanded-width portion wider than other portion of the at least one of the four sides.01-26-2012
20120019895ELECTROPHORETIC DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME - An electrophoretic display device includes a lower substrate having a plurality of pixel electrodes formed on the lower substrate and having partition walls formed on the lower substrate surrounding the pixel electrodes, the pixel electrodes and partition walls defining a plurality of sub-pixels; an upper substrate bonded with the lower substrate, the upper substrate having a common electrode formed thereon with an encapsulation layer formed on an area of the common electrode corresponding to the plurality of the sub-pixels; an electrophoretic dispersion liquid comprising a plurality of charged particles colored to display predetermined colors, the electrophoretic dispersion liquid injected into the plurality of the sub-pixels defined by the pixel electrodes and the partition walls; and an interlayer formed between the encapsulation layer and the electrophoretic dispersion liquid.01-26-2012
20130194655ELECTROPHORETIC PARTICLE, METHOD FOR PRODUCING ELECTROPHORETIC PARTICLE, ELECTROPHORETIC DISPERSION, ELECTROPHORETIC SHEET, ELECTROPHORETIC DEVICE, AND ELECTRONIC APPARATUS - An electrophoretic particle includes a core particle and a coating layer covering at least one portion of the core particle. The coating layer contains a polymer and a silane coupling agent containing a nonionic charged group attached to the surface of the core particle. The polymer contains a silane coupling agent containing a polymerizable group attached to the surface of the core particle and a polymerization site formed by polymerizing a monomer using the polymerizable group as a starting point.08-01-2013
20120038972REFLECTIVE DISPLAY PIXEL - Various reflective display pixels are provided. In one embodiment, among others, a reflective display pixel for modulating the return of incident visible light is provided that includes one or more stacked cells. Each cell includes a fluid containing a light absorbing medium capable of absorbing incident light in at least one specified wavelength band for that cell and a light returning medium capable of selectively returning at least a portion of the light within the specified wavelength band for that cell. In other embodiments, each cell includes a fluid containing a light absorbing medium capable of absorbing incident light in at least one specified wavelength band for that cell and a light returning medium capable of selectively returning at least a portion of visible light outside the specified wavelength band for that cell.02-16-2012
20130201549SUSPENDED PARTICLE DEVICE, LIGHT CONTROL DEVICE USING THE SAME, AND DRIVING METHOD - A suspended particle device includes a first substrate; a second substrate; a first electrode that can be controlled for a potential; a second electrode that can be controlled for a potential different from that of the first electrode; an electrified body; and a liquid suspension containing charged light control particles and a dispersion medium, in which the first electrode, the second electrode and the electrified body are disposed between the first substrate and the second substrate, and the liquid suspension is sealed between the first substrate and the second substrate, and the light control particles are capable of being accumulated to a periphery of the electrified body. Thus, it is possible to ensure uniformity of transmission light as well as to hold a light transmittance state in a state where the power supply is stopped.08-08-2013
20130201548ELECTRONIC INK DISPLAY DEVICE - An electronic-ink display device includes a cover plate, an electronic-ink display, a frame, and a water-proof glue. The electronic-ink display is disposed on the cover plate. The frame is disposed on a periphery area of the cover plate and surrounds the electronic-ink display to form a circular trench. Then, the water-proof glue fills the circular trench.08-08-2013
20130201550Electronic Printable Medium, Electronic Print Device and Method of Printing on Electronic Printable Medium - The present invention relates to an electronic printable medium containing a conductive sheet-shaped member and an organic-metallic hybrid polymer which has been deposited on the conductive sheet-shaped member.08-08-2013
20120069423DISPLAY MEDIUM AND DISPLAY DEVICE - A display medium includes a pair of substrates, a dispersion medium sealed between the pair of substrates, a migrating particle group dispersed in the dispersion medium, and a surface layer provided on at least one of the facing surfaces of the pair of substrates and including a polymer compound that is a copolymer containing the following constitutional unit (A) and constitutional unit (B):03-22-2012
20120300285ELECTRONIC PAPER DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - Disclosed herein are an electronic paper display device including a lower electrode; twist balls provided in each cell of a barrier structure formed on the lower electrode; and an upper electrode provided above the twist balls and having an anti-reflection part provided on a surface thereof and having a moth-eye pattern, the surface facing the twist balls, and a method of manufacturing the same. According to the present invention, the upper electrode can be molded simultaneously with forming of the anti-reflection part rather than the anti-reflection coating film is formed on the upper electrode of the electronic paper display device through a separate process, thereby making it possible to simplify the manufacturing process of the upper electrode having the anti-reflection effects and reduce the manufacturing costs thereof, and improve productivity.11-29-2012
20120300284INKS INCLUDING BLOCK COPOLYMER GRAFTED PIGMENTS VIA AZIDE CHEMISTRY - Pigment based inks are provided. The inks include a non-polar carrier fluid; and a surface-functionalized pigment particle including a nitrogen-inked moiety to the surface of the pigment particle through a nitrogen link at one end of the nitrogen-linked moiety and a block copolymer having at least two blocks attached at another end, the pigment particle suspended in the non-polar carrier fluid. A combination of an electronic display and an electronic ink employing the pigment and a process for making the pigment-based inks are also provided.11-29-2012
20120087002Electrophoretic Display Structure - An electrophoretic display structure includes a substrate, an activation layer, an electrophoretic display layer, a protective layer, a first sealant, and a second sealant. The activation layer is disposed on the substrate while the electrophoretic display layer is disposed on the activation layer. The electrophoretic display layer has a plurality of electrophoretic display elements and a waterproof layer disposed on the electrophoretic display elements. The protective layer is disposed on the electrophoretic display elements. The protective layer is disposed on the waterproof layer, and the first sealant is disposed between the activation layer and the protective layer to fill in the sides of the electrophoretic display layer. The second sealant covers the outer side of the first sealant and connects with the activation layer and the protective layer. The viscosity of the first sealant in liquid state is lower than the viscosity of the second sealant in liquid state.04-12-2012
20130208338SHUTTER MODE FOR COLOR DISPLAY DEVICES - The present invention is directed to a color display comprising an electrophoretic fluid which comprises one or two types of pigment particles dispersed in a clear and colorless or clear and colored solvent, wherein said electrophoretic fluid is sandwiched between a common electrode and a plurality of driving electrodes. The driving electrodes are kept at a certain distance in order to expose a background layer.08-15-2013
20130208346ELECTROPHORETIC DISPLAY DEVICE - Provided is an electrophoretic display device that can display high-precision color images. The electrophoretic display device comprises a plurality of display units each displaying a single pixel, first electrodes, and second electrodes; the display units being arranged in a matrix form and each having at least three-layered cells that contain charged particles, each of the first electrodes being provided on the upper or lower surface of each cell, each of the second electrodes being provided on the side edge of each cell, and the charged particles being colored with different colors for every cell in each display unit.08-15-2013
20130208339ELECTROPHORETIC DISPLAYS - Electrophoretic displays use motion of particles through a fluid to generate images. This invention describes the use of concerted motion of particles together with the solvent to generate optical switching.08-15-2013
20130208340ELECTROPHORETIC DISPLAY PANEL AND MANUFACTURING METHOD THEREOF AND ELECTROPHORETIC DISPLAY APPARATUS - An electrophoretic display panel including a transparent substrate, an active element array, a protective layer, plural electrophoretic display media and a transparent conductive layer is provided. The transparent substrate has an upper surface, a lower surface, plural first cavities located on the upper surface and plural second cavities located on the lower surface. The active element array is disposed on the upper surface and covers the upper surface and the first cavities. The protective layer is disposed on the upper surface and covers at least the active element array. The electrophoretic display media and the transparent conductive layer are disposed on the lower surface. The electrophoretic display media and the active element array overlap in at least a portion of their orthographic projections on the upper surface of the transparent substrate. The electrophoretic display media are located between the transparent conductive layer and the lower surface of the transparent substrate.08-15-2013
20130208341ELECTRONIC PAPER DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - Embodiments of present invention provide an electronic paper display device and a manufacturing method thereof. The electronic paper display device comprises a substrate, a first conducting layer on the substrate and a slanted microbore layer provided on the first conducting layer. The slanted microbore layer comprises a plurality of slanted microbores of a color, electrophoretic display particles are enclosed within the slanted microbores and have different colors from that of the slanted microbores. Each of the slanted microbores comprises an orifice, slanted bore walls and a bore bottom, the angle between the slanted bore walls and the substrate is less than 90°, and the vertical projection of the orifice onto the surface of the substrate is located outside of the bore bottom of the slanted microbore.08-15-2013
20130208343MICROCUP DESIGNS FOR ELECTROPHORETIC DISPLAY - The present invention is directed to an electrophoretic display film comprising: a) microcups each having a first shape, and b) remaining microcups which take up at least 10% of the total number of microcups and have shapes different from the first shape. The microcup designs of the present invention not only may reduce the Moiré pattern, but it may also make the defects of the microcup walls much less noticeable, and therefore increase the cutting yield.08-15-2013
20130208345ELECTROPHORESIS DISPLAY DEVICE AND PREPARATION METHOD OF THE SAME - The present invention relates to an electrophoretic display device that includes: first and second substrates separated from each other by a predetermined distance; first and second electrodes formed on one side of the first and second substrates, respectively, and disposed to face each other; a black pattern layer formed on the first electrode; a plurality of partition walls formed between the first and second electrodes, one side of the partition walls on the first electrode being in contact with or overlapped with the black pattern layer; and a slurry of charged white particles filled between the partition walls. The electrophoretic display device can exhibit a high contrast ratio and enhanced visibility to realize high-quality text.08-15-2013

Patent applications in class Changing position or orientation of suspended particles