ORGANIC LIGHT-EMITTING DISPLAY DEVICE
First Claim
1. An organic light-emitting display device comprising:
- a plurality of pixel electrodes, each corresponding to one of at least a first pixel, a second pixel, and a third pixel;
a pixel-defining layer covering an edge of each of the pixel electrodes and exposing a central portion of each of the pixel electrodes;
an intermediate layer over the pixel electrode, the intermediate layer comprising an emission layer;
an opposite electrode over the intermediate layer; and
a lens layer over the opposite electrode, the lens layer comprising a plurality of condensing lenses each having a circular lower surface,wherein an area of the portion of a pixel electrode corresponding to the first pixel and exposed by the pixel-defining layer is Ar, an area of the lower surface of a condensing lens over the first pixel is Br, and the ratio Br/Ar ranges from about 1.34 to about 2.63.
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Accused Products
Abstract
An organic light-emitting display device with improved light efficiency includes a plurality of pixel electrodes each corresponding one of at least a first, second, or third pixel; a pixel-defining layer covering an edge and exposing a central portion of the pixel electrodes; an intermediate layer over the pixel electrode and including an emission layer; an opposite electrode over the intermediate layer; and a lens layer over the opposite electrode and including a plurality of condensing lenses each having a circular lower surface. For the first pixel, a ratio B/A ranges from about 1.34 to about 2.63. For the second pixel, B/A ranges from about 1.43 to about 3.00, For the third pixel, B/A ranges from about 1.30 to about 2.43. An area of the portion of the pixel electrode exposed by the pixel-defining layer is A, and an area of the lower surface of the condensing lens is B.
18 Citations
25 Claims
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1. An organic light-emitting display device comprising:
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a plurality of pixel electrodes, each corresponding to one of at least a first pixel, a second pixel, and a third pixel; a pixel-defining layer covering an edge of each of the pixel electrodes and exposing a central portion of each of the pixel electrodes; an intermediate layer over the pixel electrode, the intermediate layer comprising an emission layer; an opposite electrode over the intermediate layer; and a lens layer over the opposite electrode, the lens layer comprising a plurality of condensing lenses each having a circular lower surface, wherein an area of the portion of a pixel electrode corresponding to the first pixel and exposed by the pixel-defining layer is Ar, an area of the lower surface of a condensing lens over the first pixel is Br, and the ratio Br/Ar ranges from about 1.34 to about 2.63. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. An organic light-emitting display device comprising:
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a plurality of pixel electrodes, each corresponding to one of at least a red pixel, a green pixel, and a blue pixel; a pixel-defining layer covering an edge of each of the pixel electrodes and exposing a central portion of each of the pixel electrodes; an intermediate layer over the pixel electrode, the intermediate layer including an emission layer; an opposite electrode over the intermediate layer; and a lens layer over the opposite electrode, the lens layer comprising a plurality of condensing lenses each having a quadrangular lower surface, wherein an area of the portion of a pixel electrode corresponding to the red pixel and exposed by the pixel-defining layer is Ar, an area of the lower surface of a condensing lens over the red pixel is Br, and the ratio Br/Ar ranges from about 1.71 to about 3.36; wherein an area of the portion of a pixel electrode corresponding to the green pixel and exposed by the pixel-defining layer is Ag, an area of the lower surface of a condensing lens over the green pixel is Bg, and the ratio Bg/Ag ranges from about 1.83 to about 3.82; and wherein an area of the portion of a pixel electrode corresponding to the blue pixel and exposed by the pixel-defining layer is Ab, an area of the lower surface of a condensing lens over the blue pixel is Bb, and the ratio Bb/Ab ranges from about 1.66 to about 3.09. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20, 21)
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22. An organic light-emitting display device comprising:
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a plurality of pixel electrodes, each corresponding to one of at least a red pixel, a green pixel, and a blue pixel; a pixel-defining layer covering an edge of each of the pixel electrodes and exposing a central portion of each of the pixel electrodes; an intermediate layer over the pixel electrode, the intermediate layer including an emission layer; an opposite electrode over the intermediate layer; and a lens layer over the opposite electrode, the lens layer comprising a plurality of condensing lenses each having a polygonal lower surface, wherein an area of the portion of a pixel electrode corresponding to the red pixel and exposed by the pixel-defining layer is Ar, an area of the biggest circle that would fit inside the polygon of the lower surface of a condensing lens over the red pixel is Br, and the ratio Br/Ar ranges from about 1.34 to about 2.63; wherein an area of the portion of a pixel electrode corresponding to the green pixel and exposed by the pixel-defining layer is Ag, an area of the biggest circle that would fit inside the polygon of the lower surface of a condensing lens over the green pixel is Bg, and the ratio Bg/Ag ranges from about 1.43 to about 3.00; and wherein an area of the portion of a pixel electrode corresponding to the blue pixel and exposed by the pixel-defining layer is Ab, an area of the biggest circle that would fit inside the polygon of the lower surface of a condensing lens over the blue pixel is Bb, and the ratio Bb/Ab ranges from about 1.30 to about 2.43. - View Dependent Claims (23, 24, 25)
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Specification