There is provided a display device including a plurality of pixels. Each of the plurality of pixels may include a plurality of switching devices, at least one capacitor, and a semiconductor light-emitting device. The display device may further include a driving circuit configured to apply currents t
There is provided a display device including a plurality of pixels. Each of the plurality of pixels may include a plurality of switching devices, at least one capacitor, and a semiconductor light-emitting device. The display device may further include a driving circuit configured to apply currents to the semiconductor light-emitting device through the plurality of switching devices and at least one capacitor. The semiconductor light-emitting device may emit red light, green light, and blue light through the currents applied by the driving circuit.
대표청구항▼
1. A display device, comprising: a display panel including a plurality of pixels, each of the plurality of pixels including a plurality of switching devices, at least one capacitor, and a semiconductor light-emitting device; anda driving circuit configured to apply currents to the semiconductor ligh
1. A display device, comprising: a display panel including a plurality of pixels, each of the plurality of pixels including a plurality of switching devices, at least one capacitor, and a semiconductor light-emitting device; anda driving circuit configured to apply currents to the semiconductor light-emitting device through the plurality of switching devices and the at least one capacitor,wherein the semiconductor light-emitting device is configured to emit red light, green light, and blue light through the currents applied by the driving circuit;wherein the semiconductor light-emitting device includes a first light-emitting area configured to emit the red light, a second light-emitting area configured to emit the green light, and a third light-emitting area configured to emit the blue light;wherein the semiconductor light-emitting device includes a plurality of nanocores including n-type semiconductors, and active layers and p-type semiconductor layers that are sequentially formed on the plurality of nanocores, and the semiconductor light-emitting device does not include an organic material; andwherein a first distance between a first nanocore and an adjacent second nanocore in the first light-emitting area is different from a second distance between a third nanocore and an adjacent fourth nanocore in the second light-emitting area. 2. The display device of claim 1, wherein the first to third light-emitting areas respectively emit the red light, the green light, and the blue light through the currents that are applied through one common n-type electrode and different first to third p-type electrodes. 3. The display device of claim 2, wherein at least one of the one common n-type electrode and the first to third p-type electrodes is mounted, using a wire process, on a substrate on which the plurality of switching devices and the at least one capacitor are arranged. 4. The display device of claim 1, wherein the semiconductor light-emitting device is bonded, using a flip-chip process, on a substrate on which the plurality of switching devices and the at least one capacitor are arranged. 5. The display device of claim 1, wherein the semiconductor light-emitting device includes light-blocking areas disposed at boundaries between the first to third light-emitting areas. 6. The display device of claim 1, wherein each of the plurality of pixels includes at least one switching thin-film transistor (TFT) and at least one driving TFT. 7. A display device, comprising: a display panel including a plurality of pixels, each of the plurality of pixels including a pixel circuit and a semiconductor light-emitting device configured to emit red light, green light and blue light, the pixel circuit including a plurality of switching devices and at least one capacitor; anda driving circuit including a power supply configured to supply a driving voltage and a reference voltage, a scan driver configured to generate scan signals, a data driver configured to control a plurality of data lines, and a controller;wherein the semiconductor light-emitting device comprises a plurality of light-emitting nanostructures including a plurality of nanocores that include n-type semiconductors, and active layers and p-type semiconductor layers sequentially formed on the plurality of nanocores, and the semiconductor light-emitting device does not include an organic material; andwherein the plurality of light-emitting nanostructures are arranged at different distances in first to third light-emitting areas, anda first distance between a first nanocore and an adjacent second nanocore in the first light-emitting area is different from a second distance between a third nanocore and an adjacent fourth nanocore in the second light-emitting area. 8. The display device of claim 7, wherein the plurality of light-emitting nanostructures are separately disposed in the first to third light-emitting areas by a plurality of light-blocking areas. 9. The display device of claim 8, wherein the plurality of nanocores are connected to one common n-type electrode, and the p-type semiconductor layers are connected to first to third p-type electrodes respectively in the first to third light-emitting areas. 10. The display device of claim 9, wherein the first to third p-type electrodes are connected to different switching devices among the plurality of switching devices. 11. The display device of claim 8, wherein the plurality of light-emitting nanostructures disposed in the first light-emitting area emit red light, the light-emitting nanostructures disposed in the second light-emitting area emit green light, andthe light-emitting nanostructures disposed in the third light-emitting area emit blue light. 12. A display panel comprising a plurality of pixels, wherein each of the plurality of pixels comprises:a semiconductor light-emitting device including a first light-emitting area configured to emit a first color of light, a second light-emitting area configured to emit a second color of the light, and a third light-emitting area configured to emit a third color of the light, the first to third light-emitting areas being configured to emit the first to third colors of the light through currents applied via a common n-type electrode and first to third p-type electrodes; andfirst to third pixel circuits connected to the first to third p-type electrodes, and configured to apply the currents to the first to third light-emitting areas;wherein the semiconductor light-emitting device comprises a plurality of light-emitting nanostructures including a plurality of nanocores that include n-type semiconductors, and active layers and p-type semiconductor layers sequentially formed on the plurality of nanocores, and the semiconductor light-emitting device does not include an organic material,the plurality of light-emitting nanostructures are arranged at different distances in first to third light-emitting areas, anda first distance between a first nanocore and an adjacent second nanocore in the first light-emitting area is different from a second distance between a third nanocore and an adjacent fourth nanocore in the second light-emitting area. 13. The display panel of claim 12, wherein each of the first to third pixel circuits includes a plurality of switching devices and at least one capacitor. 14. The display panel of claim 12, wherein the first to third pixel circuits include a common reference line, and apply a reference voltage to the common n-type electrode through the common reference line. 15. The display panel of claim 12, wherein the first light-emitting area is configured to emit red light, the second light-emitting area is configured to emit green light, andthe third light-emitting area is configured to emit blue light.
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