摘要:
A thermal electron emission backlight device comprises: a first substrate and a second substrate disposed in parallel and separated by a predetermined distance from each other; a first anode electrode and a second anode electrode facing the first anode electrode, the first and second anode electrodes being formed on inner surfaces of the first substrate and the second substrate, respectively; cathode electrodes disposed at predetermined intervals and in parallel with each other between the first substrate and the second substrate; a phosphor layer formed on the second anode electrode; and a plurality of spacers disposed between the first substrate and the second substrate so as to maintain the predetermined distance therebetween. When a predetermined voltage is applied to the cathode electrodes, thermal electrons are emitted from the cathode electrodes.
摘要:
A thermal electron emission backlight device comprises: a first substrate and a second substrate disposed in parallel and separated by a predetermined distance from each other; a first anode electrode and a second anode electrode facing the first anode electrode, the first and second anode electrodes being formed on inner surfaces of the first substrate and the second substrate, respectively; cathode electrodes disposed at predetermined intervals and in parallel with each other between the first substrate and the second substrate; a phosphor layer formed on the second anode electrode; and a plurality of spacers disposed between the first substrate and the second substrate so as to maintain the predetermined distance therebetween. When a predetermined voltage is applied to the cathode electrodes, thermal electrons are emitted from the cathode electrodes.
摘要:
An anode panel for a Field Emission Device (FED) includes a substrate, an anode electrode arranged on a lower surface of the substrate, a black matrix arranged on a lower surface of the anode electrode and having a plurality of openings with respect to one pixel, phosphor layers having predetermined colors to cover the plurality of openings corresponding to each pixel and the black matrix between the plurality of openings, and a reflection layer arranged on lower surfaces of the phosphor layers.
摘要:
A field emission backlight device may include a first substrate and a second substrate separate from and roughly parallel to each other, a first anode electrode and a second anode electrode that face each other on inner surfaces of the first substrate and the second substrate, and cathode electrodes separate from and roughly parallel to one another between the first substrate and the second substrate. It may also include electron emission sources disposed on the cathode electrodes to emit electrons by an electric field and a phosphorous layer disposed on the first anode electrode or the second anode electrode.
摘要:
In a field emission backlight unit, a method of driving the same, and a method of manufacturing a lower substrate, the field emission backlight unit includes: a lower substrate; first and second electrodes alternately formed in parallel lines on the lower substrate; emitters interposed between the lower substrate and the first electrodes; an upper substrate spaced a predetermined distance from the lower substrate and facing the lower substrate; a third electrode formed on a bottom surface of the upper substrate; and a phosphor layer formed on the third electrode. The driving method comprises applying a cathode voltage to the first electrodes and a gate voltage to the second electrodes, followed by reversing the application of the voltages to the first and second electrodes. The manufacturing method comprises forming and drying or firing a patterned carbon nanotube (CNT) layer, and then pattering, drying and firing a conductive thick film.
摘要:
A field emission backlight unit includes: upper substrate and lower substrate separated from each other and facing each other; an anode formed on a bottom surface of the upper substrate; a phosphor layer formed on a bottom surface of the anode; a plurality of cathodes and gate electrodes alternately formed on a top surface of the lower substrate; and emitters formed on the cathodes; the gate electrodes include first gate electrodes formed of a conductive material on the top surface of the lower substrate and second gate electrodes having a greater thickness than that of the first gate electrodes and formed on a top surface of the first gate electrodes.
摘要:
A field emission backlight unit includes: upper substrate and lower substrate separated from each other and facing each other; an anode formed on a bottom surface of the upper substrate; a phosphor layer formed on a bottom surface of the anode; a plurality of cathodes and gate electrodes alternately formed on a top surface of the lower substrate; and emitters formed on the cathodes; the gate electrodes include first gate electrodes formed of a conductive material on the top surface of the lower substrate and second gate electrodes having a greater thickness than that of the first gate electrodes and formed on a top surface of the first gate electrodes.
摘要:
A field emission backlight unit includes: an upper substrate and a lower substrate spaced apart from each other and facing each other; an anode electrode arranged on a lower surface of the upper substrate; a phosphor layer arranged on a lower surface of the anode electrode; cathode electrodes arranged on an upper surface of the lower substrate; an insulating layer having cavities adapted to expose the cathode electrode; a flat panel shaped gate electrode arranged on the insulating layer and having gate apertures respectively connected to the cavities; and an emitter arranged on the cathode electrode; the gate electrode is adapted to receive a ground voltage and the cathode electrode is adapted to receive a negative voltage
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.