摘要:
An electron emission device includes a substrate, first electrodes formed on the substrate, electron emission regions electrically connected to the first electrodes, and second electrodes placed over the first electrodes such that the second electrodes are insulated from the first electrodes. The second electrodes have openings to expose the electron emission regions. A third electrode is placed over the second electrodes such that the third electrode is insulated from the second electrodes. The third electrode has openings communicating with the openings of the second electrodes. Each of the electron emission regions and the second electrodes simultaneously satisfy the following conditions: D2/D1≦0.579, (1) and D2≧1 μ (2) where D1 indicates the width of each of the openings of the second electrode, and D2 indicates the width of each of the electron emission regions.
摘要:
An electron emission device includes a substrate, cathode and gate electrodes placed on the substrate in an insulated manner, and electron emission regions electrically connected to the cathode electrodes. Each of the cathode electrodes includes a line electrode having a groove at one lateral side surface thereof, and isolation electrodes formed on the substrate exposed through the groove such that the isolation electrodes are isolated from the line electrode. The electron emission regions are placed on the isolation electrodes and a resistance layer electrically connects the isolation electrodes to the line electrode.
摘要:
An electron emission device that includes a substrate, at least one electron emission region, and at least one cathode electrode disposed on the substrate and electrically connected to the electron emission region, wherein the cathode electrode has a first electrode, a plurality of second electrodes on the first electrode, a sub-insulation layer between the first and second electrodes, and a resistive layer electrically connected to the first and second electrodes.
摘要:
An electron emission device includes a substrate, first electrodes formed on the substrate, electron emission regions electrically connected to the first electrodes, and second electrodes placed over the first electrodes such that the second electrodes are insulated from the first electrodes. The second electrodes have openings to expose the electron emission regions. A third electrode is placed over the second electrodes such that the third electrode is insulated from the second electrodes. The third electrode has openings communicating with the openings of the second electrodes. Each of the electron emission regions and the second electrodes simultaneously satisfy the following conditions: D2/D1≦0.579 (1), and D2≧1 μ (2) where D1 indicates the width of each of the openings of the second electrode, and D2 indicates the width of each of the electron emission regions.
摘要:
An electron emission device is disclosed. The electron emission device includes a cathode electrode including a main electrode having an opening, ii) a plurality of isolated electrodes on each of which each of plurality of electron emission units is located, and iii) at least one resistance layer electrically connecting the main electrode and the plurality of isolated electrodes. The plurality of isolated electrodes are located within the opening and form gaps with the main electrode. A resistance between the main electrode and one of the plurality of isolated electrodes is different from that between the main electrode and the other isolated electrodes.
摘要:
An electron emission device includes a substrate, cathode and gate electrodes placed on the substrate in an insulated manner, and electron emission regions electrically connected to the cathode electrodes. Each of the cathode electrodes includes a line electrode having a groove at one lateral side surface thereof, and isolation electrodes formed on the substrate exposed through the groove such that the isolation electrodes are isolated from the line electrode. The electron emission regions are placed on the isolation electrodes and a resistance layer electrically connects the isolation electrodes to the line electrode.
摘要:
An electron emission device that includes a substrate, at least one electron emission region, and at least one cathode electrode disposed on the substrate and electrically connected to the electron emission region, wherein the cathode electrode has a first electrode, a plurality of second electrodes on the first electrode, a sub-insulation layer between the first and second electrodes, and a resistive layer electrically connected to the first and second electrodes.
摘要:
An electron emission device is disclosed. The electron emission device includes a cathode electrode including a main electrode having an opening, ii) a plurality of isolated electrodes on each of which each of plurality of electron emission units is located, and iii) at least one resistance layer electrically connecting the main electrode and the plurality of isolated electrodes. The plurality of isolated electrodes are located within the opening and form gaps with the main electrode. A resistance between the main electrode and one of the plurality of isolated electrodes is different from that between the main electrode and the other isolated electrodes.
摘要:
An electron emission device including a first electrode, an electron emission region formed on the first electrode, and a second electrode disposed on the first electrode with an insulating layer interposed between the first and second electrodes. The insulating layer and the second electrode are provided with openings for exposing the electron emission region. A method of manufacturing includes forming a mask layer having an opening on the second electrode, forming the opening of the second electrode by etching the second electrode using the mask layer, forming the opening in the insulating layer by wet-etching the insulating layer, the opening in the insulating layer having an upper width greater than that of the opening in the second electrode, enlarging the opening in the second electrode by etching an exposed portion of the second electrode to correspond to the opening in the insulating layer, and removing the mask layer.
摘要:
An electron emission device and an electron emission display having the electron emission device. The electron emission device includes a substrate, a cathode electrode disposed on the substrate, and an electron emission region electrically connected to the cathode electrode. The cathode electrode includes a sub-electrode disposed on the substrate, a sub-insulation layer disposed on the sub-electrode, a main electrode disposed on the sub-electrode and having an opening for exposing a portion of the sub-insulation layer at each of a plurality of unit pixels, a plurality of isolation electrodes disposed on the sub-insulation layer in the opening of the main electrode and spaced apart from the main electrode, and a resistive layer disposed between the main electrode and the isolation electrodes to electrically connect the main electrode to the isolation electrodes.