Patent application number | Description | Published |
20100033805 | ELECTRONIC 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 |
20100047528 | ELECTRONIC 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 can include forming a plurality of relievo patterns on a lower board, in which the relievo patterns are formed to be independent and separated from one another, disposing a display unit in between the plurality of relievo patterns, and attaching an upper board on the plurality of relievo patterns such that the display unit is covered. In accordance with an embodiment of the present invention, the method can improve the freedom of disposing the display units by allowing partition walls to form only at areas to fix the display units. | 02-25-2010 |
20100051172 | METHOD FOR MANUFACTURING CERAMIC GREEN SHEET AND METHOD FOR MANUFACTURING MULTILAYER CERAMIC CIRCUIT BOARD - A method for manufacturing a ceramic green sheet includes providing a stamp having an imprinting surface on which a raised structure corresponding to a circuit pattern is formed, imprinting the stamp on the ceramic green sheet to form a depressed pattern in the ceramic green sheet, the depressed pattern being transferred from the raised structure, curing the ceramic green sheet with the stamp imprinted on the ceramic green sheet, separating the stamp from the ceramic green sheet, and providing the depressed pattern of the ceramic green sheet with the conductive material. | 03-04-2010 |
20100051178 | METHOD OF MANUFACTURING THIN FILM DEVICE - A method of manufacturing a thin film device according to an aspect of the invention may include: forming a sacrificial layer on a first substrate; forming a thin film on the sacrificial layer, the thin film being an object of transfer; temporarily bonding a support structure to the thin film; removing the sacrificial layer to separate the thin film from the first substrate; bonding the thin film, temporarily bonded to the support structure, to a second substrate; and separating the support structure from the thin film. | 03-04-2010 |
20100051191 | METHOD OF MANUFACTURING THIN FILM DEVICE - A method of manufacturing a thin film device according to an aspect of the invention may include: preparing a substrate on which a sacrificial layer and a thin film to be transferred are sequentially formed; temporarily bonding the thin film to a circumferential surface of the transfer roll, and simultaneously removing the sacrificial layer to separate the thin film from the substrate at a first position of a transfer roll that is rolling; and transferring the thin film onto a sheet by running the sheet so that a surface of the sheet is bonded to the thin film temporarily bonded to the circumferential surface of the transfer roll. | 03-04-2010 |
20100117951 | ELECTROPHORETIC DISPLAY DEVICE AND METHOD FOR FABRICATING SPACER FOR ELECTROPHORETIC DISPLAY DEVICE - An electrophoretic display device includes: a transparent substrate positioned at a display side and having a transparent front electrode; a wiring substrate disposed to face the transparent substrate and having a field applying unit; a spacer disposed between the transparent substrate and the wiring substrate and having a plurality of accommodating holes with upper and lower portions open; and a plurality of microcapsules respectively positioned in the plurality of accommodating holes and including a dispersion solvent encapsulated with a plurality of charged particles contained therein, wherein the accommodating holes comprise upper holes with a width for receiving the microcapsules and lower holes allowing the microcapsules to be mounted thereon. | 05-13-2010 |
20100120232 | METHOD OF FABRICATING THIN FILM DEVICE - Provided is a method of fabricating a thin film device. A sacrifice layer is formed on a first substrate. A thin film laminated body is formed on the sacrifice layer. A separation groove exposing the sacrifice layer is formed to divide the thin film laminated body into at least one thin film device. The sacrifice layer is partially removed using a dry etching process. After the partial removal of the sacrifice layer, a remaining sacrifice layer region maintains the thin film device on the first substrate. A supporting structure is temporarily joined to the thin film device. The thin film device joined to the supporting structure is separated from the first substrate. Then, the remaining sacrifice layer is removed. The thin film device joined to the supporting structure is joined to a second substrate. Finally, the supporting structure is separated from the thin film device. | 05-13-2010 |
20100151627 | FABRICATION METHOD OF THIN FILM DEVICE - A method for fabricating a thin film device includes the step of forming a sacrificial layer on a first substrate. A portion other than a region of the sacrificial layer is selectively removed. A material film is formed on the sacrificial layer to be connected to the first substrate via the selectively removed region. The material film portion filled in the selectively removed region is provided as an anchor. A thin film lamination is formed on the material film. The desired thin film device is formed by using a selective etching process. After removing the sacrificial layer, the thin film device floats over the first substrate with being supported by the anchor. A support body is temporarily attached on the thin film lamination. The thin film device is transferred to the support body onto a second substrate. | 06-17-2010 |
20100255344 | METHOD OF MANUFACTURING THIN FILM DEVICE AND THIN FILM DEVICE MANUFACTURED USING THE SAME - There is provided a method of manufacturing a thin film device and a thin film device manufactured using the same. The method includes forming a sacrificial layer using a first oxide having a perovskite structure on a preliminary substrate; forming an electrode layer using a second oxide having a perovskite structure on the sacrificial layer; forming a thin film laminate on the electrode layer; bonding a permanent substrate onto the thin film laminate; decomposing the sacrificial layer by irradiating a laser onto the preliminary substrate; and separating the preliminary substrate from the electrode layer. During a laser lift-off process, degradation of properties caused by oxygen diffusion can be prevented. Since the electrode layer has thermal conductivity lower than an existing metal electrode, heat emission can be considerably reduced and the sacrificial layer can be easily decomposed by heat accumulation. Therefore, a thin film device having excellent properties can be manufactured. | 10-07-2010 |
20100271687 | DISPLAY ELEMENT AND ELECTRONIC PAPER - There are provided a display element and electronic paper. The display element includes a structure having a cylindrical shape and including a void inside, and at least two display regions formed on a side face of the structure and colored with different colors. The use of the display element for electronic paper can improve a response rate while lowering driving voltage, and can improve a contrast ratio by increasing a packing fraction. | 10-28-2010 |
20100307575 | SOLAR CELL AND METHOD MANUFACTURING THE SAME - Disclosed is a solar cell and a manufacturing method thereof. The solar cell includes: a substrate; an adhesive electrode disposed on the substrate; a first electrode adhered to the substrate by the adhesive electrode; a light absorption layer disposed on the first electrode; a window layer disposed on the light absorption layer; and a second electrode disposed on the window layer. | 12-09-2010 |
20100321346 | Electronic paper display device and method of driving the same - The present invention relates to an electronic paper display device and a method of driving the same. The electronic paper display device may include: an electronic paper panel that displays an image; and a vibration member that generates vibration of the electronic paper panel. | 12-23-2010 |
20110013258 | Manufacturing 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 |
20110019263 | Electronic 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 |
20110063196 | ELECTRONIC 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 first substrate formed of a light transmitting material; a second substrate disposed to face the first substrate having a predetermined gap therebetween; at least one or more rotatable balls disposed between the first and second substrates and having electrical and optical anisotropy; and partitions dividing a space between the first and second substrates into a plurality of cell spaces accommodating the rotatable balls. The partitions are disposed to be spaced apart from each other with differing gaps therebetween in order to allow the cell spaces to have different sizes. When the same magnitude of voltage is applied to the rotatable balls disposed in the differently sized cell spaces, respective rotation angles of the rotatable balls become different, and accordingly a wide range of contrast levels is displayed. | 03-17-2011 |
20110063204 | Electronic paper display device - The present invention relates to an electronic paper display device and the electronic paper display device includes: a lower substrate in which an extruded pattern partitioning a cell is provided on one surface thereof; one or more display units that are disposed to have different sizes in the cell; and an upper substrate that is laminated on the top of the extruded pattern while covering the display unit, wherein the brightness is adjusted by differences in the size, specific gravity, and the quantity of charges of the display unit. | 03-17-2011 |
20110063259 | ELECTRONIC 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 first electrode formed of a transparent material; at least one or more second electrodes disposed to face the first electrode with differing gaps therebetween; and at least one or more display units disposed between the first and second electrodes and having optical properties varied according to voltage applied to the first and second electrodes. The display units are disposed between the first electrode and the second electrodes disposed to face the first electrode with differing gaps, so respective rotation amounts or rotation angles of the display units become different when the same magnitude of voltage is applied. Accordingly, a wide range of contrast levels is displayed. | 03-17-2011 |
20110069001 | ELECTRONIC PAPER DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - An electronic paper display device includes: a display-side electrode disposed at a display side and formed of a transparent material; a back electrode disposed to face the display-side electrode; a substrate provided as a single layer disposed between the display-side electrode and the back electrode and including a plurality of first and second micro cups which are arranged in a two-dimensionally close-packed manner such that one micro cup is surrounded by different adjacent micro cups; and a plurality of first and second optical anisotropic elements disposed in the first and second micro cups, respectively, and having an optical characteristic changing in response to an electromagnetic change and a different driving voltage to change the optical characteristic. | 03-24-2011 |
20110109534 | ELECTRONIC PAPER DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - There is provided an electronic paper display device and a method of manufacturing the same. An electronic paper display device according to an aspect of the invention may include: first and second electrodes facing each other; an elastomer matrix provided between the first and second electrodes and having one or more protrusions spaced apart at predetermined intervals therebetween; and one or more rotary bodies having optical and electrical anisotropy and being disposed within each of the protrusions. An electronic paper display device according to an aspect of the invention includes rotary bodies being densely arranged with a small thickness, thereby improving a contrast ratio and requiring relatively low driving voltage. Furthermore, predetermined intervals within an elastomer matrix provide a space in which the elastomer matrix can be bent, thereby increasing flexibility. | 05-12-2011 |
20110111119 | METHOD OF MANUFACTURING SHEET TYPE ELECTRONIC PAPER DISPLAY DEVICE - There is provided a method of manufacturing a sheet type electronic paper display device. The method includes: forming a preliminary substrate including a plurality of raised patterns having a greater width than a diameter of first rotary bodies, and a plurality of cell spaces formed between the raised patterns; disposing second rotary bodies in the plurality of cell spaces; injecting a first elastomer matrix into the cell spaces to cover the second rotary bodies; separating the first elastomer matrix from the preliminary substrate to thereby obtain a semi-sheet type structure including depressed patterns corresponding to the raised patterns, protrusions corresponding to the cell spaces and formed of the first elastomer matrix, and the second rotary bodies located within the protrusions; disposing the first rotary bodies in the depressed patterns; and injecting a second elastomer matrix into the depressed patterns to cover the first rotary bodies. | 05-12-2011 |
20110127898 | ELECTRONIC PAPER DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - There is provided an electronic paper display device, and a method of manufacturing the same. The electronic paper display device includes a display side electrode formed of a transparent material, a rear electrode opposing the display side electrode, a substrate disposed between the display side electrode and the rear electrode, and including a plurality of partition walls separating a space between the display side electrode and the rear electrode and a plurality of cell spaces formed by the plurality of partition walls, and two or more types of rotary bodies disposed in the plurality of cell spaces and displaying different respective colors. The same type of rotary bodies displaying the same color among the rotary bodies includes a plurality of rotary bodies having different respective shades. The electronic paper display device has high image stability and uniformity and enables the expression of various shades. | 06-02-2011 |
20110149379 | MANUFACTURING 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 |
20110157149 | APPARATUS AND METHOD OF RESETTING ELECTRONIC PAPER PANEL - There is provided an apparatus and method of resetting an electronic paper panel. An apparatus for resetting an electronic paper panel according to an aspect of the invention may include: a time control unit determining start and end times of a predetermined reset period on the basis of a frame synchronization signal and a data synchronization signal of an electronic paper panel, and determining start and end times of a predetermined pulse reset period within the reset period; and a driving circuit unit generating a pulse reset signal having pulses with a predetermined frequency during the pulse reset period, determined by the time control unit, and generating a display reset signal during the reset period to thereby supply the pulse reset signal and the display reset signal to the electronic paper panel. | 06-30-2011 |
20110210909 | ELECTRONIC 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 first and second electrodes facing each other with a predetermined gap therebetween; partitions dividing a space between the first and second electrodes into a plurality of cell spaces; first and second ridge portions formed on the first and second electrodes and allowing for a streamlined electric field in the cell spaces; and rotatable balls disposed in the respective cell spaces and having electrical and optical anisotropy. The electronic paper display device controls the linear movement of the rotatable ball through a streamlined electric field, and thus the stability of an image is achieved, and a superior contrast ratio is provided. | 09-01-2011 |
20120017434 | METHOD AND APPARATUS FOR MANUFACTURING ELECTRONIC PAPER - There is provided a method of manufacturing electronic paper, the method including: preparing a substrate having a plurality of accommodating holes in order to accommodate electronic paper display elements; injecting insulating liquid into the individual accommodating holes; increasing the height of partitions forming the accommodating holes by mounting a mask on the partitions, the mask providing through-holes having a size similar to that of the accommodating holes; putting the electronic paper display elements into the accommodating holes; removing extra electronic paper display elements in excess of a predetermined number thereof by a removal unit in order that the predetermined number of electronic paper display elements are put into the accommodating holes; and removing the mask mounted on the partitions after the extra electronic paper display elements are removed from the accommodating holes. | 01-26-2012 |
20120069065 | ELECTRONIC PAPER DISPLAY DEVICE - There is provided an electronic paper display device. The electronic paper display device includes a substrate including a plurality of cells formed by a plurality of barrier ribs; an upper electrode and a lower electrode respectively formed on an upper surface and a lower surface of the substrate; and an electronic paper display element mounted in each of the cells and having optical and electrical anisotropy. Here, torque applied to the electronic paper display element is controlled to express grayscale. | 03-22-2012 |
20120069426 | ELECTRONIC 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 |
20120084971 | DEVICE FOR MOUNTING ELECTRONIC PAPER DISPLAY ELEMENT - There is provided a device for mounting an electronic paper display element, the device including: a first roller formed to pass over a substrate in which display elements are to be mounted and mounting the display elements in the substrate by moving the display elements backwards, while moving in a predetermined direction above the substrate and rotating in the moving direction; and a second roller mounting the display elements in the substrate by rotating in a direction opposite to that of the first roller to move the display elements forward, while being disposed behind the first roller and moving in the same direction as that of the first roller. | 04-12-2012 |
20120139408 | ELECTRONIC 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: a lower substrate having lower barrier ribs formed thereon, the lower barrier ribs forming cells for receiving electronic paper display elements; electronic paper display elements mounted in the cells of the lower substrate and having optical and electrical anisotropy; and an upper substrate formed to cover the lower substrate and including upper patterns bonded to the lower barrier ribs so as to secure a fluid moving path of the cell. | 06-07-2012 |
20120146961 | Electronic paper - Disclosed herein is an electronic paper, more particularly to an electronic paper capable of actually realizing full colors. The electronic paper includes upper and lower electrodes made of a transparent material and disposed to face each other; transparent barrier ribs disposed between the upper and lower electrodes to form a plurality of cells; twist balls each having a sphere-shaped structure and received in each of the cells, the twist ball having first and second display regions on a surface thereof and the first and second display regions being colored with different colors and respectively electrified with positive charges and negative charges; and a black matrix layer provided below the transparent barrier ribs, the black matrix layer having a larger width than the transparent barrier rib. | 06-14-2012 |
20120147451 | Electronic 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 |
20120147454 | Electronic 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 |
20120147455 | Electronic 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 |
20120170107 | ELECTRONIC 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 |
20120223922 | ELECTRONIC 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 with a predetermined interval therebetween; barrier ribs formed between the first and second substrates and providing a plurality of cell spaces; first display units disposed in the cell spaces; and second display units inserted into at least one region of the first substrate, the second substrate, and the barrier ribs. Whereby, the image precision of the electronic paper display device may be improved and the contrast and brightness thereof may be improved. | 09-06-2012 |
20130162382 | CHIP INDUCTOR AND METHOD FOR MANUFACTURING THE SAME - The present invention relates to a chip inductor including: a metal-polymer composite in which metal particles and polymer are mixed; a wiring pattern provided inside the metal-polymer composite to form a coil; an external electrode provided in a portion of an outer peripheral surface of the metal-polymer composite; and an insulating portion provided between the metal-polymer composite and the wiring pattern and between the metal-polymer composite and the external electrode, and a method for manufacturing the same. | 06-27-2013 |