摘要:
The application provides an organic light emitting device, a method of fabricating the organic light emitting device, and a display device. The organic light emitting device comprises an anode layer, a cathode layer, and a light emitting layer provided between the anode layer and the cathode layer, and further comprises a carrier velocity adjustment layer provided between the light emitting layer and at least one of the anode layer and the cathode layer, and the carrier velocity adjustment layer is used for adjusting an injection rate of a carrier.
摘要:
An organic light-emitting diode and a method for preparing the same are disclosed. The organic light-emitting diode at least comprises a luminescent layer between an anode and a cathode, and the organic light-emitting diode further comprises at least two electron transport layers set between the luminescent layer and the cathode and an N-type doped layer set between every two adjacent electron transport layers. For the organic light-emitting diode of the invention, an electron transport material and an N-type dopant are sequentially evaporated in turn, and the electron injection and transportation capacity is improved by forming an N-type doping-like effect from interface dope effect and the diffusion of an N-type dopant, so that carrier concentration can be balanced, exciton utilization can be improved, and the photoelectric properties of the OLED device can be improved.
摘要:
An organic light-emitting diode (OLED) display device and an OLED display apparatus using the same are disclosed. The OLED display device includes a plurality of pixels (16) arranged in an array on a substrate (11), a side surface of a light-emitting layer (13) of the pixels (16) being covered with a first insulating structure (14) having a refractive index less than that of the light-emitting layer (13). The OLED display device has a high light extracting rate.
摘要:
The present invention discloses a monochrome OLED and a method for manufacturing the same, and an OLED display panel, which can improve the performance of an OLED. A monochrome OLED according to an embodiment of the invention comprises a luminescent layer, wherein the luminescent layer comprises at least one luminescent sublayer; and at least one carrier control layer that is adjacent to the luminescent sublayer, wherein the carrier control layer is adapted to control the concentration ratio of carriers with different polarities in the luminescent layer.
摘要:
A method for repairing an organic light-emitting diode (OLED) display device includes: determining the position of foreign particle (13) in a lamination structure (12); removing the foreign particle (13) and layers over the foreign particle (13) and in a recess region to be formed, so as to form a recess (21) in the lamination structure (12), in which an opening of the recess (21) is towards the external environment; and forming a repair structure (31) in the recess (21), in which the refractive index of the repair structure (31) is less than that of the lamination structure (12). The method overcomes the black spot defect caused by the foreign particle, improves the product yield and avoids the waste of cost.
摘要:
The present disclosure provides a measurement apparatus and a film-coating device. The measurement apparatus includes a first quartz-crystal oscillator sheet coated with the film during the film-coating, a second quartz-crystal oscillator sheet shielded during the film-coating so as not to be coated with the film, an excitation source generation unit configured to generate alternating current and output the alternating current to the first quartz-crystal oscillator sheet and the second quartz-crystal oscillator sheet, a first calculation module configured to calculate a frequency-variation initial value in accordance with a first response signal, a second calculation module configured to calculate a frequency-variation modified value in accordance with a second response signal, and a third calculation module configured to calculate a thickness of the film in accordance with a frequency-variation target value obtained by modifying the frequency-variation initial value with the frequency-variation modified value.
摘要:
The present invention discloses a pixel structure and a manufacturing method thereof, a light-emitting device, an array substrate and a display device. The pixel structure comprises a plurality of pixel units sequentially arranged, each pixel unit comprising a plurality of color sub-pixel units, wherein the color sub-pixel unit of a certain color to which human eyes have poor discriminating power is positioned in a central position of the pixel unit, and the color sub-pixel units of the remaining colors are positioned around the color sub-pixel unit of the certain color, and an area of the color sub-pixel unit of the certain color is larger than that of any one of the color sub-pixel units of the remaining colors.
摘要:
The present disclosure provides a display back plate and a fabricating method thereof and a display device. The display back plate includes a base layer. A plurality of recesses are formed in the base layer, and a plurality of sub-pixels are formed in the plurality of recesses. The sub-pixel includes a first electrode layer, which is formed in the recess, a light-emitting material layer, which is formed on the first electrode layer, and a second electrode layer, which is formed on the light-emitting material layer. Thickness differences exist among a plurality of the light-emitting material layers, and upper surfaces of the plurality of light-emitting material layers are positioned on the same plane.
摘要:
The present invention discloses a method for packaging a display panel, a display panel and a method for manufacturing the same, and a display device. The display panel comprises a first substrate and a second substrate, wherein the first substrate comprises a first packaging region, the second substrate comprises a second packaging region, and a position of the first packaging region corresponds to that of the second packaging region. The method comprises: step A, roughening a surface of at least one of a first packaging region and a second packaging region, and forming a non-smooth surface; step B, coating a sealant on the surface of the first packaging region and/or the second packaging region that is treated in step A; step C, oppositely arranging the first substrate and the second substrate, which are treated in step B, to form a cell; and step D, curing the sealant.
摘要:
An organic light emitting diode device and a display device are disclosed. The organic light emitting diode device includes a cathode (7), an anode (1) and an emitting layer (4) between the cathode (7) and the anode (1), further includes a first charge generation layer (10) and a second charge generation layer (11), and/or, a third charge generation layer (12) and a fourth charge generation layer (13). The first charge generation layer (10) and the second charge generation layer (11) are disposed between the cathode (7) and the emitting layer (4), the first charge generation layer (10) is close to the emitting layer (4) and configured for transporting electrons. The third charge generation layer (12) and the fourth charge generation layer (13) are disposed between the anode (1) and the emitting layer (4) and the fourth charge generation layer (13) is close to the emitting layer (4) for transporting holes. Since electrons and holes need not be generated by the cathode (7) or the anode (1), there is no limitation on materials for the cathode and the anode.