摘要:
An organic light emitting diode (OLED) display device and a method of fabricating the same are provided. The OLED display device includes a substrate having a thin film transistor region and a capacitor region, a buffer layer disposed on the substrate, a gate insulating layer disposed on the substrate, a lower capacitor electrode disposed on the gate insulating layer in the capacitor region, an interlayer insulating layer disposed on the substrate, and an upper capacitor electrode disposed on the interlayer insulating layer and facing the lower capacitor electrode, wherein regions of each of the buffer layer, the gate insulating layer, the interlayer insulating layer, the lower capacitor electrode, and the upper capacitor electrode have surfaces in which protrusions having the same shape as grain boundaries of the semiconductor layer are formed. The resultant capacitor has an increased surface area, and therefore, an increased capacitance.
摘要:
A canister for a deposition apparatus and a deposition apparatus using the same, and more particularly, a canister for a deposition apparatus that can provide a uniform amount of source material contained in a reaction gas supplied into a deposition chamber and improve safety in the supply of the source material, and a deposition apparatus using the canister. The deposition apparatus includes a deposition chamber; a canister supplying a reaction gas into the deposition chamber; and a carrier gas supplier for supplying a carrier gas into the canister, in which the canister includes a main body, a heating unit heating the main body and a temperature measuring unit disposed under the main body.
摘要:
A display device including: a substrate; a first semiconductor layer disposed on the substrate; a second semiconductor layer disposed on the substrate and adjacent to the first semiconductor layer; a first insulation layer disposed on both the first semiconductor layer and the second semiconductor layer, the first insulation layer including a first opening forming a space between the first semiconductor layer and the second semiconductor layer; and a second insulation layer disposed on the first insulation layer and that fills the first opening.
摘要:
A thin film transistor (TFT) includes a substrate, and an active region on the substrate including source and drain regions at opposing ends of the active region, a lightly doped region adjacent to at least one of the source region and the drain region, a plurality of channel regions, and a highly doped region between two channel regions of the plurality of channel regions. The TFT includes a gate insulation layer on the active region, and a multiple gate electrode having a plurality of gate electrodes on the gate insulation layer, the plurality of channel regions being disposed below corresponding gate electrodes, and the source region and the drain region being disposed adjacent to outermost portions of the multiple gate electrode. The TFT includes a first interlayer insulation layer on the multiple gate electrode, and source and drain electrodes extending through the first interlayer insulation layer and contacting the respective source and drain regions.
摘要:
A thin film transistor (TFT) and an organic light emitting diode (OLED) display device. The TFT and the OLED display device include a substrate, a buffer layer disposed on the substrate, a semiconductor layer disposed on the buffer layer, a gate electrode insulated from the semiconductor layer, a gate insulating layer insulating the semiconductor layer from the gate electrode, and source and drain electrodes insulated from the gate electrode and partially connected to the semiconductor layer, wherein the semiconductor layer is formed from a polycrystalline silicon layer crystallized by a metal catalyst and the metal catalyst is removed by gettering using an etchant. In addition, the OLED display device includes an insulating layer disposed on the entire surface of the substrate, a first electrode disposed on the insulating layer and electrically connected to one of the source and drain electrodes, an organic layer, and a second electrode.
摘要:
A semiconductor device and a method of manufacturing the same are disclosed. In one embodiment, the semiconductor device includes a substrate, a first silicon nitride layer formed over the substrate, a first silicon oxide layer formed directly on the first silicon nitride layer and having a thickness of about 1000 Å or less, and a hydrogenated polycrystalline silicon layer formed directly on the first silicon oxide layer.
摘要:
A substrate including a thin film transistor, the substrate including an active layer disposed on the substrate, the active layer including a channel area and source and drain areas, a gate electrode disposed on the active layer, the channel area corresponding to the gate electrode, a gate insulating layer interposed between the active layer and the gate electrode, an interlayer insulating layer disposed to cover the active layer and the gate electrode, the interlayer insulating layer having first and second contact holes partially exposing the active layer, source and drain electrodes disposed on the interlayer insulating layer, the source and drain areas corresponding to the source and drain electrodes, and ohmic contact layers, the ohmic contact layers being interposed between the interlayer insulating layer and the source and drain electrodes, and contacting the source and drain areas through the first and second contact holes.
摘要:
A method of crystallizing a silicon layer and a method of manufacturing a thin film transistor using the same, the method of crystallizing the silicon layer including forming an amorphous silicon layer on a substrate; performing a hydrophobicity treatment on a surface of the amorphous silicon layer so as to obtain a hydrophobic surface thereon; forming a metallic catalyst on the amorphous silicon layer that has been subjected to the hydrophobicity treatment; and heat-treating the amorphous silicon layer including the metallic catalyst thereon to crystallize the amorphous silicon layer into a polycrystalline silicon layer.
摘要:
An apparatus for thermally processing a plurality of substrates including a process chamber into which a boat having a plurality of substrates stacked thereon is loaded, and a heater chamber separate from the process chamber and having a plurality of heaters to apply heat to the process chamber. Here, the heaters are installed to correspond to all sides of the plurality of substrates. Therefore, it is possible to minimize a temperature distribution in the process chamber and uniformly supply heat to the entire region of the plurality of substrates.
摘要:
An organic light emitting diode (OLED) display device and a method of fabricating the same are provided. The OLED display device includes a substrate having a thin film transistor region and a capacitor region, a buffer layer disposed on the substrate, a gate insulating layer disposed on the substrate, a lower capacitor electrode disposed on the gate insulating layer in the capacitor region, an interlayer insulating layer disposed on the substrate, and an upper capacitor electrode disposed on the interlayer insulating layer and facing the lower capacitor electrode, wherein regions of each of the buffer layer, the gate insulating layer, the interlayer insulating layer, the lower capacitor electrode, and the upper capacitor electrode have surfaces in which protrusions having the same shape as grain boundaries of the semiconductor layer are formed. The resultant capacitor has an increased surface area, and therefore, an increased capacitance.