Abstract: An illumination apparatus including a transparent substrate, an opposite substrate and an electroluminescence structure disposed between the transparent substrate and the opposite substrate is provided. The transparent substrate has a first region and a second region adjacent to the first region. The electroluminescence structure is disposed on the transparent substrate. The electroluminescence structure includes a first electrode disposed in the first region, an optical adjusting layer disposed in the second region, an organic electroluminescence layer disposed above the first electrode and the optical adjusting layer and a common electrode disposed above the organic electroluminescence layer. The optical adjusting layer is disposed between the organic electroluminescence layer and the transparent substrate.

Abstract: An electroluminescent device includes a substrate, a first electrode, a patterned pixel define layer, a first color layer, a first connection layer, a second color layer, and a second electrode. The patterned pixel define layer has a first opening. A projected area of the first opening on the substrate is A. The first color layer is located in the first opening and electrically connected to the first electrode. A projected area of the first connection layer on the substrate is B. The second color layer is located between the first connection layer and the second electrode. When a ratio of B to A is r1, light emitted by the electroluminescent device has a first color temperature. When the ratio of B to A is r2, the light emitted by the electroluminescent device has a second color temperature.

Abstract: A pixel array including a plurality of pixel units is provided. Each of the pixel unit includes at least a first color subpixel, a second color subpixel and a Nth color subpixel, wherein N is an integer and N?3. The first color subpixel includes a first stacked light-emitting layer, the second color subpixel includes a second stacked light-emitting layer, and the Nth color subpixel includes a Nth stacked light-emitting layer. The first stacked light-emitting layer, the second stacked light-emitting layer, and the third stacked light-emitting layer each include a main light-emitting layer and an auxiliary light-emitting layer. The main light-emitting layer of the first color subpixel and the auxiliary light-emitting layer of the second color subpixel are the same material layer. The main light-emitting layer of the Nth color subpixel and the auxiliary light-emitting layer of the first color subpixel are the same material layer.

Abstract: A display panel includes an active device disposed on a substrate, a first electrode electrically connected to the active device, a pixel definition layer, a light emitting layer, a second electrode, a shielding pattern layer, and first and second color filter pattern layers. The pixel definition layer has a first opening overlapped with the first electrode. At least a portion of the light emitting layer is disposed within the first opening and on the first electrode. The second electrode is disposed on the light emitting layer. The shielding pattern layer is disposed on the second electrode and has a second opening overlapped with the first opening. The first color filter pattern layer is disposed on the second electrode and overlapped with the first and second openings. The second color filter pattern layer is disposed on the second electrode. The first and second color filter pattern layers are stacked with each other right above the shielding pattern layer.

Abstract: An illumination apparatus including a transparent substrate, an opposite substrate and an electroluminescence structure disposed between the transparent substrate and the opposite substrate is provided. The transparent substrate has a first region and a second region adjacent to the first region. The electroluminescence structure is disposed on the transparent substrate. The electroluminescence structure includes a first electrode disposed in the first region, an optical adjusting layer disposed in the second region, an organic electroluminescence layer disposed above the first electrode and the optical adjusting layer and a common electrode disposed above the organic electroluminescence layer. The optical adjusting layer is disposed between the organic electroluminescence layer and the transparent substrate.

Abstract: An electroluminescent device includes a substrate, a first electrode, a patterned pixel define layer, a first color layer, a first connection layer, a second color layer, and a second electrode. The patterned pixel define layer has a first opening. A projected area of the first opening on the substrate is A. The first color layer is located in the first opening and electrically connected to the first electrode. A projected area of the first connection layer on the substrate is B. The second color layer is located between the first connection layer and the second electrode. When a ratio of B to A is r1, light emitted by the electroluminescent device has a first color temperature. When the ratio of B to A is r2, the light emitted by the electroluminescent device has a second color temperature.

Abstract: A display panel includes an active device disposed on a substrate, a first electrode electrically connected to the active device, a pixel definition layer, a light emitting layer, a second electrode, a shielding pattern layer, and first and second color filter pattern layers. The pixel definition layer has a first opening overlapped with the first electrode. At least a portion of the light emitting layer is disposed within the first opening and on the first electrode. The second electrode is disposed on the light emitting layer. The shielding pattern layer is disposed on the second electrode and has a second opening overlapped with the first opening. The first color filter pattern layer is disposed on the second electrode and overlapped with the first and second openings. The second color filter pattern layer is disposed on the second electrode. The first and second color filter pattern layers are stacked with each other right above the shielding pattern layer.

Abstract: A display panel includes a pixel array layer and a light-blocking layer. The pixel array layer has a plurality of pixel blocks, and each pixel block has a first side. The light-blocking layer disposed above the pixel array layer and has a plurality of first light-blocking belts corresponding to the pixel blocks. The first light-blocking belt at least partially extends along the first side of its corresponding pixel block. Accordingly, the outgoing light emitted at a larger angle from the pixel blocks can be at least partially blocked.

Abstract: A pixel array including a plurality of pixel units is provided. Each of the pixel unit includes at least a first color subpixel, a second color subpixel and a Nth color subpixel, wherein N is an integer and N?3. The first color subpixel includes a first stacked light-emitting layer, the second color subpixel includes a second stacked light-emitting layer, and the Nth color subpixel includes a Nth stacked light-emitting layer. The first stacked light-emitting layer, the second stacked light-emitting layer, and the third stacked light-emitting layer each include a main light-emitting layer and an auxiliary light-emitting layer. The main light-emitting layer of the first color subpixel and the auxiliary light-emitting layer of the second color subpixel are the same material layer. The main light-emitting layer of the Nth color subpixel and the auxiliary light-emitting layer of the first color subpixel are the same material layer.

Abstract: A display panel includes a pixel array layer and a light-blocking layer. The pixel array layer has a plurality of pixel blocks, and each pixel block has a first side. The light-blocking layer disposed above the pixel array layer and has a plurality of first light-blocking belts corresponding to the pixel blocks. The first light-blocking belt at least partially extends along the first side of its corresponding pixel block. Accordingly, the outgoing light emitted at a larger angle from the pixel blocks can be at least partially blocked.

Abstract: An organic light emitting diode (OLED) display includes a substrate, an organic light emitting diode, and a first barrier layer. The organic light emitting diode is disposed on the substrate, in which the projection of the organic light emitting diode on the substrate has a first profile. The first barrier layer is disposed on the organic light emitting diode, in which the projection of the first barrier layer on the substrate has a second profile. The first profile is non-conformal with the second profile.

Abstract: An organic fluorescent luminescent material and an organic electro-luminescence device are provided. The organic fluorescent luminescent material may be represented by the formula, (Ar)-(Ph)-(X), wherein Ar is Ph include at least one benzene ring, X is a six-membered aromatic ring, and at least one nitrogen atom is located on the six-membered aromatic ring. The organic fluorescent luminescent material can be used in organic electro-luminescence devices.

Abstract: An organic light emitting diode (OLED) display includes a substrate, an organic light emitting diode, and a first barrier layer. The organic light emitting diode is disposed on the substrate, in which the projection of the organic light emitting diode on the substrate has a first profile. The first barrier layer is disposed on the organic light emitting diode, in which the projection of the first barrier layer on the substrate has a second profile. The first profile is non-conformal with the second profile.

Abstract: A display panel is provided. The display panel includes a substrate and a plurality of sub-pixels. The substrate includes a plurality of unit regions. One first sub-pixel, one second sub-pixel, one third sub-pixel and one fourth sub-pixel are disposed in each unit region. Each sub-pixel includes a first electrode layer, a light-emitting layer and a second electrode layer. The light-emitting layer is disposed on the first electrode layer, and the second electrode layer is disposed on the light-emitting layer. The light-emitting layer of each first sub-pixel and the light-emitting layer of each second sub-pixel include a same light-emitting material capable of emitting a first color light and a second color light. A difference between a main peak of the first color light and a main peak of the second color light is within 50 nm in the wavelength range.

Abstract: A pixel array includes a plurality of pixel groups, each of which includes a plurality of brightness sub-pixel regions, a plurality of first sub-pixel regions, and a plurality of second sub-pixel regions. Each brightness sub-pixel regions has a first side, a second side, a third side, and a fourth side. The first sub-pixel regions include a first group and a second group, and the second sub-pixel regions include a third group and a fourth group. The first, the second, the third, and the fourth groups are respectively disposed at the first, the third, the second, and the fourth sides of the first brightness sub-pixel region. Extension lines of long directions of the first, the second, the third, and the fourth groups respectively interlace a vertical baseline at a first angle ?1, a second angle ?2, a third angle ?3, and a fourth angle ?4. 0°<?1<90°, 0°<?2<90°, 0°<?3<90°, and 0°<?4<90°.

Abstract: An organic luminescent material includes a host luminescent material and a guest luminescent material.

Abstract: A display panel is provided. The display panel includes a substrate and a plurality of sub-pixels. The substrate includes a plurality of unit regions. One first sub-pixel, one second sub-pixel, one third sub-pixel and one fourth sub-pixel are disposed in each unit region. Each sub-pixel includes a first electrode layer, a light-emitting layer and a second electrode layer. The light-emitting layer is disposed on the first electrode layer, and the second electrode layer is disposed on the light-emitting layer. The light-emitting layer of each first sub-pixel and the light-emitting layer of each second sub-pixel include a same light-emitting material capable of emitting a first color light and a second color light. A difference between a main peak of the first color light and a main peak of the second color light is within 50 nm in the wavelength range.

Abstract: An organic electroluminescent device including an anode layer, an organic functional layer and a cathode layer is provided. The organic functional layer is disposed between the anode layer and the cathode layer. The cathode layer includes a first conductive layer and a second conductive layer. The first conductive layer is disposed between the organic functional layer and the second conductive layer, and work function of the first conductive layer is higher than work function of the second conductive layer.

Abstract: A pixel array includes a plurality of pixel groups, each of which includes a plurality of brightness sub-pixel regions, a plurality of first sub-pixel regions, and a plurality of second sub-pixel regions. Each brightness sub-pixel regions has a first side, a second side, a third side, and a fourth side. The first sub-pixel regions include a first group and a second group, and the second sub-pixel regions include a third group and a fourth group. The first, the second, the third, and the fourth groups are respectively disposed at the first, the third, the second, and the fourth sides of the first brightness sub-pixel region. Extension lines of long directions of the first, the second, the third, and the fourth groups respectively interlace a vertical baseline at a first angle ?1, a second angle ?2, a third angle ?3, and a fourth angle ?4. 0°<?1<90°, 0°<?2<90°, 0°<?3<90°, and 0°<?4<90°.

Abstract: A display panel and a display mother board including the display panel are provided. The display panel includes a substrate, a pixel array, at least one driver circuit, an insulating layer, and a metal wall. The substrate includes a display region and a non-display region, and the non-display region has a driver circuit region and an outer region disposed outside of the driver circuit region. The pixel array and the driver circuit are disposed in the display region and the driver circuit region respectively. The insulating layer is disposed on the substrate and in the non-display region. The metal wall is disposed on the insulating layer and in the outer region, wherein a Poisson's ratio of the metal wall is greater than or equal to 0.32.