ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
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초록▼
Provided is a display device. The display device includes a lower display element where a substrate, a first lower electrode, a liquid crystal part, and a second lower electrode are sequentially stacked, an upper display element stacked vertical to the lower display element, where a first upper elec
Provided is a display device. The display device includes a lower display element where a substrate, a first lower electrode, a liquid crystal part, and a second lower electrode are sequentially stacked, an upper display element stacked vertical to the lower display element, where a first upper electrode, a light emitting part, a second upper electrode, and a protective part are sequentially stacked, and a middle part configured to deliver a driving signal to the lower and upper display elements, between the lower and upper display elements.
대표청구항▼
1. A display device comprising: a lower display element including a substrate, a first lower electrode, a liquid crystal part, and a second lower electrode that are sequentially stacked;an upper display element including a first upper electrode, a light emitting part, a second upper electrode, and a
1. A display device comprising: a lower display element including a substrate, a first lower electrode, a liquid crystal part, and a second lower electrode that are sequentially stacked;an upper display element including a first upper electrode, a light emitting part, a second upper electrode, and a protective part that are sequentially stacked; anda middle part configured to transmit a driving signal to the lower and upper display elements,wherein the lower display element, the middle part, and the upper display element are sequentially stacked. 2. The display device of claim 1, wherein: the upper display element further comprises banks defining a space where the light emitting part is disposed; andthe protective part is disposed on the banks and covers a pixel area where the light emitting part is disposed. 3. The display device of claim 1, wherein the protective part covers the entire upper display element. 4. The display device of claim 1, wherein the protective part has a flat or can-type structure. 5. The display device of claim 1, further comprising a thin film type encapsulation layer disposed between the protective part and an upper part of the upper display element. 6. The display device of claim 1, further comprising a hardener filling an empty space between a thin film type encapsulation layer and an upper part of the upper display element. 7. The display device of claim 1, wherein one surface of the first lower electrode and one surface of the second lower electrode are exposed and the exposed surfaces of the first and second lower electrodes are disposed in a peripheral area. 8. The display device of claim 7, wherein one surface of the first upper electrode is exposed and the exposed surface of the first upper electrode is disposed in the peripheral area, the device further comprising a pad part electrically connected to the second upper electrode, and wherein one surface of the pad part is exposed and the exposed surface of the pad part is disposed in the peripheral area. 9. The display device of claim 8, wherein the exposed surfaces of the first and second lower electrodes, the exposed surface of the first upper electrode, and the exposed surface of the pad part are exposed toward an upper surface of the display device. 10. The display device of claim 1, wherein: an upper surface of the first lower electrode are exposed;one surface of the second lower electrode is exposed; andthe exposed surfaces of the first and second lower electrodes are disposed in a peripheral area. 11. The display device of claim 10, further comprising: a first pad part electrically connected to the first upper electrode, one surface of the first pad being exposed;a second pad part electrically connected to the second upper electrode, one surface of the second pad part being exposed; anda third pad part electrically connected to the first lower electrode. 12. The display device of claim 11, wherein the exposed surface of the second lower electrode and the exposed surfaces of the first and second pads face a bottom surface of the display device. 13. The display device of claim 1, wherein the middle part includes a first transistor and a second transistor, the first transistor being electrically connected to the first upper electrode of the upper display element, the second transistor being electrically connected to the second lower electrode of the lower display element. 14. The display device of claim 1, wherein the driving signal includes a first driving signal and a second driving signal, and wherein the middle part includes a first transistor and a second transistor, the first transistor transmitting the first driving signal to the first upper electrode of the upper display element, the second transistor transmitting the second driving signal to the second lower electrode of the lower display element. 15. The display device of claim 1, wherein the first lower electrode of the lower display element is a transparent electrode. 16. The display device of claim 1, further comprising: a pad part electrically connected to the second upper electrode; anda separation bank disposed between the first upper electrode and the pad part,wherein a bottom surface of the second upper electrode contacts a top surface of the light emitting part, a top surface and a sidewall of the separation bank, and a top surface of the pad part.
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이 특허에 인용된 특허 (4)
Barnidge, Tracy J.; Nemeth, Paul R.; Butterfield, Alyssa A.; Sampica, James D., Displays for three-dimensional imaging.
Tatsuya Shimoda JP; Satoshi Inoue JP; Wakao Miyazawa JP, Separating method, method for transferring thin film device, thin film device, thin film integrated circuit device, and liquid crystal display device manufactured by using the transferring method.
Yeh, Yung Hui; Wang, Yu Wu; Liu, Yu Lung; Liao, Chi Chang; Wang, Hsing Lung, Vertical pixel structures for emi-flective display and methods for making the same.
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