Patent application number | Description | Published |
20100007266 | METHOD OF PREPARING FIELD ELECTRON EMITTER AND FIELD ELECTRON EMISSION DEVICE INCLUDING FIELD ELECTRON EMITTER PREPARED BY THE METHOD - A method of preparing a field electron emitter includes preparing an aqueous solution including a carbon nanotube-nucleic acid composite, preparing a substrate to receive the carbon nanotube-nucleic acid composite, and electrophoresis-depositing the carbon nanotube-nucleic acid composite onto the substrate. | 01-14-2010 |
20100079051 | COMPOSITION FOR FORMING ELECTRON EMISSION SOURCE, ELECTRON EMISSION SOURCE INCLUDING THE COMPOSITION, METHOD OF PREPARING THE ELECTRON EMISSION SOURCE, AND FIELD EMISSION DEVICE INCLUDING THE ELECTRON EMISSION SOURCE - An electron emission source includes nano-sized acicular materials and a cracked portion formed in at least one portion of the electron emission source. The acicular materials are exposed between inner walls of the cracked portion. A method for preparing the electron emission source, a field emission device including the electron emission source, and a composition for forming the electron emission source are also provided in the present invention. | 04-01-2010 |
20100096969 | FIELD EMISSION DEVICE AND BACKLIGHT UNIT INCLUDING THE SAME - Afield emission device includes; a substrate, a plurality of cathode electrodes disposed on the substrate, and a plurality of fiber emitters respectively disposed on the plurality of cathode electrodes and each of the plurality of fiber emitters including; at least one conductive fiber and a plurality of carbon nanotubes disposed on surfaces of the at least one conductive fiber. | 04-22-2010 |
20100164355 | FIELD EMISSION DEVICE AND METHOD OF MANUFACTURING THE SAME - A field emission device includes a substrate including a groove; a metal electrode disposed on a bottom surface of the groove; and a carbon nanotube (“CNT”) emitter. The CNT emitter includes an intermetallic compound layer disposed on the metal electrode and CNTs disposed on the intermetallic compound layer. | 07-01-2010 |
20100164356 | FIELD EMISSION DEVICE AND METHOD OF MANUFACTURING THE SAME - A field emission device includes; a substrate including at least one groove, at least one metal electrode disposed respectively in the at least one groove, and carbon nanotube (“CNT”) emitters disposed respectively on the at least one metal electrode, wherein each of the CNT emitters includes a composite of Sn and CNTs. | 07-01-2010 |
20100171407 | FIELD ELECTRON EMITTER, FIELD ELECTRON EMISSION DEVICE INCLUDING THE SAME, AND METHOD OF MANUFACTURING THE FIELD ELECTRON EMITTER - A field electron emitter including a metal electrode; and a plurality of carbon nanotubes, wherein a portion of the plurality of carbon nanotubes protrude from a surface of the metal electrode and a portion of the plurality of carbon nanotubes are in the metal electrode. Also disclosed is a field electron emission device including the field electron emitter and a method of manufacturing the field electron emitter. | 07-08-2010 |
20100181894 | FIELD ELECTRON EMITTER INCLUDING NUCLEIC ACID-COATED CARBON NANOTUBE AND METHOD OF MANUFACTURING THE SAME - A field electron emitter includes a thin film layer including a carbon nanotube (“CNT”) disposed on a substrate, wherein the thin film layer includes nucleic acid. | 07-22-2010 |
20100187973 | CARBON FIBER INCLUDING CARBON FIBER CORE COATED WITH DIELECTRIC FILM, AND FIBER-BASED LIGHT EMITTING DEVICE INCLUDING THE CARBON FIBER - Provided are a carbon fiber including a carbon fiber core coated with a metal oxide film, and a light-emitting device including the carbon fiber. A method of manufacturing the carbon fiber is disclosed. | 07-29-2010 |
20100233066 | METHOD OF COATING CATALYST METAL LAYER BY USING NUCLEIC ACID AND METHOD OF FORMING NANOCARBON BY USING THE METHOD OF COATING THE CATALYST METAL LAYER - Provided are a method of coating a catalyst metal layer by using a nucleic acid, and a method of forming nanocarbon using the method of coating a catalyst metal layer. The method of coating a catalyst metal layer includes preparing an aqueous solution; the aqueous solution including ions of a transition metal and a nucleic acid; disposing a carbon matrix including carbon, in the aqueous solution, and disposing a catalyst metal layer including a transition metal on a surface of the carbon matrix. | 09-16-2010 |
20120257723 | ELECTRON BEAM GENERATOR AND X-RAY GENERATOR INCLUDING THE SAME - An electron beam generator includes a cathode electrode; and a first insulating layer, a gate, a second insulating layer and a focusing gate sequentially on the cathode electrode. The cathode electrode, the first insulating layer, the gate, the second insulating layer and the focusing gate are individually separable from each other and combinable with each other. | 10-11-2012 |
20130101835 | CARBON NANOTUBE PASTE COMPOSITION, EMITTER PREPARED USING THE COMPOSITION, AND ELECTRON EMISSION DEVICE INCLUDING THE EMITTER - A carbon nanotube paste composition including carbon nanotubes, an organopolysiloxane including an alkenyl group, an organohydrogensiloxane including a hydrosilyl group, and a first catalyst effective to catalyze an addition reaction between the alkenyl group and the hydrosilyl group. | 04-25-2013 |
20130113360 | COMPOSITION FOR FORMING ELECTRON EMISSION SOURCE, ELECTRON EMISSION SOURCE INCLUDING THE COMPOSITION, METHOD OF PREPARING THE ELECTRON EMISSION SOURCE, AND FIELD EMISSION DEVICE INCLUDING THE ELECTRON EMISSION SOURCE - An electron emission source includes nano-sized acicular materials and a cracked portion formed in at least one portion of the electron emission source. The acicular materials are exposed between inner walls of the cracked portion. A method for preparing the electron emission source, a field emission device including the electron emission source, and a composition for forming the electron emission source are also provided in the present invention. | 05-09-2013 |
20130230146 | ELECTRON EMISSION DEVICE AND X-RAY GENERATOR INCLUDING THE SAME - An electron emission device includes a cathode electrode; a mesh-shaped gate electrode spaced apart from the cathode electrode; a plurality of gate spacers between the cathode electrode and the gate electrode; and a plurality of electron emission sources between the cathode electrode and the gate electrode, and alternating with the plurality of gate spacers. | 09-05-2013 |
20130235976 | X-RAY SOURCE DEVICE - An X-ray source device includes a substrate, a cathode electrode on the substrate, an emitter on the cathode electrode, an insulation body around the cathode electrode, a gate electrode on the insulation body, a first secondary electron emission layer at a side wall of the gate electrode and emitting secondary electrons upon collision with an electron beam emitted by the emitter, and an anode electrode separated from the gate electrode. | 09-12-2013 |
20130341864 | MULTI-TRACK TYPE BOARD GAME DEVICE AND METHOD USING THE SAME - Disclosed is a multi-track type board game device. The disclosed multi-track type board game device is a board game device including a board plate having a plurality of spaces and representative tokens moving as many spaces as a numeral appeared by rolling a dice, in which the board plate includes: a side track, a section for moving the representative tokens therein, formed along the edge of the surface of the board plate and having a plurality of certificate purchase spaces, instruction spaces and instruction card acquisition spaces respectively formed and arranged in the shape of a square; and a center track, another section for moving the representative tokens therein, formed inside of the side track and having a plurality of certificate purchase spaces, instruction spaces, and instruction card acquisition spaces formed and arranged in the shape of a circle or a square. | 12-26-2013 |
20140023178 | X-RAY PHOTOGRAPHING APPARATUS AND METHOD - An X-ray photographing apparatus includes: a plurality of X-ray generators which is two-dimensionally arranged and independently generates X-rays; and a plurality of X-ray detectors which is arranged in a one-to-one correspondence with the plurality of X-ray generators and independently detects the X-rays generated by the plurality of X-ray generators. | 01-23-2014 |
20140167557 | MOTOR - Provided is a motor. The motor includes a stator that includes a stator core and a coil that is wound around the stator core, and a rotor that is rotatably disposed in the stator, wherein the stator core includes a plurality of teeth that are radially formed along an inner circumferential surface of the stator core, a plurality of shoes that extend in a circumferential direction from both sides of an end of each of the plurality of teeth, and a tip portion that extends in the circumferential direction from an end of each of the plurality of shoes to contact a tip portion of an adjacent tooth. | 06-19-2014 |
20140241498 | X-RAY IMAGING SYSTEM INCLUDING FLAT PANEL TYPE X-RAY GENERATOR, X-RAY GENERATOR, AND ELECTRON EMISSION DEVICE - An X-ray imaging system includes an X-ray generator including a plurality of X-ray generation units, where the plurality of X-ray generation units is two-dimensionally arranged, and operates independently of each other; and an X-ray detector spaced apart from the X-ray generator, where the X-ray detector includes a plurality of X-ray detection units corresponding to the plurality of X-ray generation units, where a space is defined between the X-ray generator and the X-ray detector. | 08-28-2014 |
20150041796 | ORGANIC LIGHT EMITTING DISPLAY PANEL INCLUDING A PROTECTIVE SPACER AND METHOD OF MANUFACTURING THE SAME - An organic light emitting display panel may include a plurality of thin film transistors on a substrate, an insulating interlayer on the thin film transistors, a plurality of first electrodes on a portion of the insulating interlayer electrically connected to the thin film transistors, a plurality of metal lines on a portion of the insulating interlayer, a pixel defining layer on a portion of the insulating interlayer and a portion of the first electrodes, a plurality of organic light emitting structures on the first electrodes in the pixel area, a second electrode on the organic light emitting structures, and a spacer on the pixel defining layer. The insulation interlayer may partially expose electrodes of the thin film transistors. The pixel defining layer may define a pixel area by partially exposing the first electrodes, and an exposed area of the insulating interlayer by partially exposing the insulating interlayer. | 02-12-2015 |
20150060757 | FIELD EMISSION DEVICES AND METHODS OF MANUFACTURING GATE ELECTRODES THEREOF - A field emission device may comprise: an emitter comprising a cathode electrode and an electron emission source supported by the cathode electrode; an insulating spacer around the emitter, the insulating spacer forming an opening that is a path of electrons emitted from the electron emission source; and/or a gate electrode comprising a graphene sheet covering the opening. A method of manufacturing a gate electrode may comprise: forming a graphene thin film on one surface of a conductive film; forming a mask layer having an etching opening on another surface of the conductive film, wherein the etching opening exposes a portion of the conductive film; partially removing the conductive film through the etching opening to partially expose the graphene thin film; and/or removing the mask layer. | 03-05-2015 |
20150063540 | FLAT PANEL TYPE X-RAY GENERATORS AND X-RAY IMAGING SYSTEMS INCLUDING THE SAME - An X-ray generator may comprise: an electron emission device comprising a plurality of electron emission units configured to emit electrons; an X-ray emission device configured to emit X-rays due to the electrons emitted from the electron emission device; and/or a parallel light extraction member configured to extract X-rays having directivity from among the X-rays emitted from the X-ray emission device and to allow the extracted X-rays having directivity to pass through the parallel light extraction member. | 03-05-2015 |
20150071413 | METHOD OF AGING X-RAY GENERATOR HAVING CARBON NANOTUBE ELECTRON EMITTER - Provided are methods of aging an x-ray generator having carbon nanotube electron emitters. The method of aging an x-ray generator that includes a cathode, a gate electrode, and an anode, includes applying a desired, or alternatively predetermined anode voltage to the anode, and applying a direct current pulse voltage to the gate electrodes to emit electrons from electron emitters. The method further includes maintaining an anode current formed by electrons generated from the electron emitters constant. | 03-12-2015 |
20150084014 | ORGANIC LIGHT EMITTING DISPLAY DEVICE AND METHOD OF REPAIRING THE SAME - An organic light emitting display device includes a substrate including a display area and a non-display area, a plurality of scan lines extended in a first direction on the substrate, a plurality of data lines extended in a second direction intersecting the first direction, a plurality of first switching elements in the display area, the plurality of first switching elements being connected to the scan lines and data lines, organic emission layers connected to the first switching elements, first dummy lines between corresponding adjacent ones of the plurality of scan lines, the first dummy lines extending in the first direction, second switching elements disposed in the non-display area, the second switching elements being adjacent to first ends of the first dummy lines, and second dummy lines extended in the second direction, the second dummy lines being adjacent to the second switching elements. | 03-26-2015 |