Abstract: A double-faced display apparatus includes a first transparent substrate, second transparent substrate, frame adhesive, first OELD, second OELD, first buffer layer, second buffer layer, first absorbent layer and second absorbent layer. The second transparent substrate is disposed in parallel to the first transparent substrate. The frame adhesive is disposed between the first transparent substrate and second transparent substrate for defining a space. The first OELD is disposed in the space and located on the first transparent substrate. The second OELD is disposed in the space and located on the second transparent substrate. The first buffer layer is disposed in the space and covers the first OELD. The second buffer layer is disposed in the space and covering the second OELD. The first absorbent layer is disposed in the space and covers the first buffer layer. The second absorbent layer is disposed in the space and covers the second buffer layer.

Abstract: An organic electro-luminescence device includes a substrate, the first electrode layer, a hole injecting layer, a hole transporting layer, a light emitting layer, an electron transporting layer, an electron injecting layer and the second electrode layer. The first electrode layer is formed over the substrate. The hole injecting layer is formed over the first electrode layer. The hole transporting layer is formed over the hole injecting layer. The light emitting layer is formed over the hole transporting layer. The electron transporting layer is formed over the light emitting layer. The electron transporting layer includes carbazole derivative and n-type material. The electron injecting layer is formed over the electron transporting layer. The second electrode layer is formed over the electron injecting layer.

Abstract: An emission layer of an organic light emitting diode (OLED) for emitting a white light includes a host material, a first luminescent dopant, and a second luminescent dopant. The host material has a peak emission wavelength of about 300 nm to about 530 nm. The first luminescent dopant has a peak emission wavelength of about 300 nm to about 530 nm. The second luminescent dopant has a peak emission wavelength of about 530 nm to about 720 nm.

Abstract: An electro-luminescence (EL) panel is provided. The EL panel comprises a substrate, a cover, an EL device, and a buffer structure. The cover is disposed above the substrate. The EL device is disposed on the substrate and between the substrate and the cover. The buffer structure is disposed on the cover and between the EL device and the cover.

Abstract: An organic electroluminescence device (OELD) and a display panel are provided. The OELD comprises a first electrode, a second electrode, an emissive layer and a shielding structure. The second electrode is disposed above the first electrode. The emissive layer is disposed between the first electrode and the second electrode. The shielding structure is disposed above the second electrode. The hardness of the shielding structure is smaller than that of the second electrode.

Abstract: An emission layer of an organic light emitting diode (OLED) for emitting a white light includes a host material, a first luminescent dopant, and a second luminescent dopant. The host material has a peak emission wavelength of about 300 nm to about 530 nm. The first luminescent dopant has a peak emission wavelength of about 300 nm to about 530 nm. The second luminescent dopant has a peak emission wavelength of about 530 nm to about 720 nm.

Abstract: An active matrix organic electroluminescent substrate includes a substrate having a controlling element region and a luminescent region, a thin film transistor, a first passivation layer, a conductive layer electrically connected to the thin film transistor, and a second passivation layer disposed on the first passivation layer and the conductive layer. The second passivation layer has an opening partially exposing the conductive layer, and a step-shaped structure located between the controlling element region and the luminescent region.

Abstract: A double-faced display apparatus includes a first transparent substrate, second transparent substrate, frame adhesive, first OELD, second OELD, first buffer layer, second buffer layer, first absorbent layer and second absorbent layer. The second transparent substrate is disposed in parallel to the first transparent substrate. The frame adhesive is disposed between the first transparent substrate and second transparent substrate for defining a space. The first OELD is disposed in the space and located on the first transparent substrate. The second OELD is disposed in the space and located on the second transparent substrate. The first buffer layer is disposed in the space and covers the first OELD. The second buffer layer is disposed in the space and covering the second OELD. The first absorbent layer is disposed in the space and covers the first buffer layer. The second absorbent layer is disposed in the space and covers the second buffer layer.

Abstract: An organic electroluminescence device (OELD) and a display panel are provided. The OELD comprises a first electrode, a second electrode, an emissive layer and a shielding structure. The second electrode is disposed above the first electrode. The emissive layer is disposed between the first electrode and the second electrode. The shielding structure is disposed above the second electrode. The hardness of the shielding structure is smaller than that of the second electrode.

Abstract: An electro-luminescence (EL) panel is provided. The EL panel comprises a substrate, a cover, an EL device, and a buffer structure. The cover is disposed above the substrate. The EL device is disposed on the substrate and between the substrate and the cover. The buffer structure is disposed on the cover and between the EL device and the cover.

Abstract: A dual-emission organic electroluminescent device. The dual-emission organic electroluminescent device comprises a first imaging element and a second imaging element parallel the first imaging element, and a desiccant layer disposed between the first and second imaging elements within the inner space. The first and second imaging elements are encapsulated by an sealant, and an inner space is surrounded by the sealant. Specifically, the first imaging element has an emission direction opposite that of the second imaging element. Each of the first and second imaging elements comprises a substrate, an organic electroluminescent element formed on the substrate, and a buffer layer covering the organic electroluminescent element.

Abstract: A dual screen organic electroluminescent display made by encapsulating two organic electroluminescent screens is provided. Every organic electroluminescent display comprises a transparent substrate, an organic electroluminescent unit, and a chip bonding pad. The organic electroluminescent unit is electrically connected to the chip bonding pad, and both the organic electroluminescent unit and the chip bonding pad are located on the same surface of the transparent substrate. The width of a UV encapsulating glue layer, which is located between the organic electroluminescent unit and the chip bonding pad, is between 0.5 to 10 mm.

Abstract: An organic electro-luminescence device includes a substrate, the first electrode layer, a hole injecting layer, a hole transporting layer, a light emitting layer, an electron transporting layer, an electron injecting layer and the second electrode layer. The first electrode layer is formed over the substrate. The hole injecting layer is formed over the first electrode layer. The hole transporting layer is formed over the hole injecting layer. The light emitting layer is formed over the hole transporting layer. The electron transporting layer is formed over the light emitting layer. The electron transporting layer includes carbazole derivative and n-type material. The electron injecting layer is formed over the electron transporting layer. The second electrode layer is formed over the electron injecting layer.

Abstract: A display panel structure is provided, which includes an upper substrate, a lower substrate, a light emitting unit, a desiccating device, and a shielding structure. The light emitting unit is disposed on the lower substrate and between the upper substrate and the lower substrate. The desiccating device is disposed close to the light emitting unit. The shielding structure is disposed on the light emitting unit and between the desiccating device and the light emitting unit. The shielding structure has a width greater than the width of the desiccating device on the upper surface of the light emitting unit. The shielding structure includes a first shielding layer and a second shielding layer. The hardness of the second shielding layer is greater than the hardness of the first shielding layer.

Abstract: An emission layer of an organic light emitting diode (OLED) for emitting a white light includes a host material, a first luminescent dopant, and a second luminescent dopant. The host material has a peak emission wavelength of about 300 nm to about 530 nm. The first luminescent dopant has a peak emission wavelength of about 300 nm to about 530 nm. The second luminescent dopant has a peak emission wavelength of about 530 nm to about 720 nm.

Abstract: An organic electroluminescent device (OELD) using at least one silane compound is applied to a display panel. The OELD at least comprises an anode; a hole transport layer formed on the anode; a light emitting layer formed on the hole transport layer; an electron transport layer formed on the light emitting layer, and a cathode formed on the electron transport layer. The electron transport layer substantially includes a silane compound represented by a general formula: wherein A1.A2.A3 and A4, which may be the same or different, each represents an alkyl group, an aryl group, a heteroaryl group or an alkynyl group.

Abstract: An organic electroluminescent device comprising a light emitting layer including guest material and host material having formula (I): wherein R1, R2 and R3 individually represent H or substituent, R4 represents alkyl, alkenyl, heteroaryl, aryl group with or without substituent, q is an integer of 0 to 4, m is an integer of 1 to 3, n is an integer of 1 to 3, and m+n=4.

Abstract: An organic electroluminescent device comprising a light emitting layer including guest material and host material having formula (I): wherein R2 and R3 individually represents H or substituent, R1 represents alkyl, alkenyl, heteroaryl, aryl group with or without substituent, m is an integer of 1 to 3, n is an integer of 1 to 3, and m+n=4.