摘要:
A method of manufacturing a field emission display includes: sequentially forming a cathode electrode, an insulating layer, and a gate material layer on a substrate; forming a metal sacrificial layer on an upper surface of the gate material layer; forming a through hole to expose the insulating layer in the metal sacrificial layer and the gate material layer; forming an emitter hole to expose the cathode electrode in the insulating layer exposed through the through hole; forming a gate electrode by etching the gate material layer constituting an upper wall of the emitter hole; and forming an emitter of Carbon NanoTubes (CNTs) on an upper surface of the cathode electrode located below the through hole.
摘要:
A method of manufacturing a field emission display includes: sequentially forming a cathode electrode, an insulating layer, and a gate material layer on a substrate; forming a metal sacrificial layer on an upper surface of the gate material layer; forming a through hole to expose the insulating layer in the metal sacrificial layer and the gate material layer; forming an emitter hole to expose the cathode electrode in the insulating layer exposed through the through hole; forming a gate electrode by etching the gate material layer constituting an upper wall of the emitter hole; and forming an emitter of Carbon NanoTubes (CNTs) on an upper surface of the cathode electrode located below the through hole.
摘要:
A method of manufacturing an upper panel of a field emission type backlight unit. The method includes: sequentially forming an anode electrode and a phosphor layer on a substrate; forming a metal reflection film on the phosphor layer; and annealing a surface of the metal reflection film. The method can increase brightness of an image, can prevent occurrence of an electric arc when a high driving voltage is applied to the backlight unit, and allows removal of residues produced when manufacturing the backlight unit.
摘要:
An electroluminescent device uses nano structures having a wide surface area. The electroluminescent device includes a substrate, a first electrode having a plurality of nano structures formed on an upper surface of the substrate, a dielectric layer formed so as to correspond to the shape of the nano structures, a light emitting layer formed so as to correspond to the shape of the dielectric layer, and a second electrode covering the light emitting layer. A surface of the second electrode facing the light emitting layer is separated by a predetermined distance from a surface of the nano structures.
摘要:
A field emission display device and a field emission type backlight device having a sealing structure for a vacuum exhaust are provided. The field emission display device is constructed with a cathode substrate and an anode substrate attached to each other and facing each other and a vacuum-exhausted panel space formed therebetween to generated a visual image. Also, the field emission display device is constructed with a sealing member disposed along edges of the cathode substrate and the anode substrate to seal the panel space. At least one inlet exposed to the panel space and an exhaust passage through which the inlet communicates with an outside of the field emission display device are formed in the sealing member. The field emission display device and the field emission type backlight device according to the present invention has a reduced number of manufacturing processes and is suitable for a compact, slim and lightweight design, and a large screen by having the sealing structure for the vacuum exhaust.
摘要:
A field emission display device and a field emission type backlight device having a sealing structure for a vacuum exhaust are provided. The field emission display device is constructed with a cathode substrate and an anode substrate attached to each other and facing each other and a vacuum-exhausted panel space formed therebetween to generated a visual image. Also, the field emission display device is constructed with a sealing member disposed along edges of the cathode substrate and the anode substrate to seal the panel space. At least one inlet exposed to the panel space and an exhaust passage through which the inlet communicates with an outside of the field emission display device are formed in the sealing member. The field emission display device and the field emission type backlight device according to the present invention has a reduced number of manufacturing processes and is suitable for a compact, slim and lightweight design, and a large screen by having the sealing structure for the vacuum exhaust.
摘要:
A memory device that performs writing and reading operations using a mechanical movement of a nanowire, and a method of manufacturing the memory device are provided. The memory device includes a source electrode, a drain electrode, and a gate electrode, each of which is formed on an insulating substrate. A nanowire capacitor is formed on the source electrode. The nanowire capacitor includes a first nanowire vertically grown from the source electrode, a dielectric layer formed on the outer surface of the first nanowire, and a floating electrode formed on the outer surface of the dielectric layer. A second nanowire is vertically grown on the drain electrode. The drain electrode is arranged between the source electrode and the gate electrode. The second nanowire is elastically deformed and contacts the nanowire capacitor when a drain voltage is applied to the drain electrode, and polarity of the drain voltage is opposite to polarity of a source voltage that is applied to the source electrode. Information is stored in the memory device in a form of a charged or non-charged state of the nanowire capacitor. Reading and writing operation of the memory device is performed by the mechanical movement of the second nanowire.
摘要:
A nanowire electromechanical switching device is constructed with a source electrode and a drain electrode disposed on an insulating substrate and spaced apart from each other, a first nanowire vertically grown on the source electrode and to which a V1 voltage is applied, a second nanowire vertically grown on the drain electrode and to which a V2 voltage having an opposite polarity to that of the V1 voltage is applied, and a gate electrode spaced apart from the second nanowire, partially surrounding the second nanowire and having an opening that faces the first nanowire in order to avoid disturbing a mutual switching operation of the first nanowire and the second nanowire and to which a V3 voltage having the same polarity as that of the V2 voltage is applied.
摘要:
A nanowire electronmechanical device with an improved structure and a method of fabricating the same prevent burning of two nanowires which are switched due to contact with each other while providing stable on-off switching characteristics. The nanowire electromechanical device comprises: an insulating substrate; first and third electrodes spaced apart from each other on the insulating substrate, wherein a negative voltage and a positive voltage, varying within a predetermined range, are applied to the first and third electrodes, respectively; a second electrode interposed between the first and third electrodes, a constant positive voltage, lower than the voltage applied to the third electrode, being applied to the second electrode; a first nanowire vertically grown on the first electrode and charged with a negative charge; a second nanowire vertically grown on the second electrode and charged with a positive charge; and a third nanowire vertically grown on the third electrode and charged with an amount of positive charge corresponding to the magnitude of the varying voltage applied to the third electrode.
摘要:
A memory device that performs writing and reading operations using a mechanical movement of a nanowire, and a method of manufacturing the memory device are provided. The memory device includes a source electrode, a drain electrode, and a gate electrode, each of which is formed on an insulating substrate. A nanowire capacitor is formed on the source electrode. The nanowire capacitor includes a first nanowire vertically grown from the source electrode, a dielectric layer formed on the outer surface of the first nanowire, and a floating electrode formed on the outer surface of the dielectric layer. A second nanowire is vertically grown on the drain electrode. The drain electrode is arranged between the source electrode and the gate electrode. The second nanowire is elastically deformed and contacts the nanowire capacitor when a drain voltage is applied to the drain electrode, and polarity of the drain voltage is opposite to polarity of a source voltage that is applied to the source electrode. Information is stored in the memory device in a form of a charged or non-charged state of the nanowire capacitor. Reading and writing operation of the memory device is performed by the mechanical movement of the second nanowire.