摘要:
A white light electroluminescence device includes a first light emitting unit, a second light emitting unit and a connecting layer between the first and the second light emitting units. The connecting layer electrically connects the first and the second light emitting units in series. The first light emitting unit includes a first electrode layer and a first light emitting layer on the first electrode layer, wherein the first light emitting layer includes a first blue light emitting layer and a red light emitting layer having a first co-host material and a first dopant material. The second light emitting unit includes a second light emitting layer and a second electrode layer on the second light emitting layer, wherein the second light emitting layer has a second blue light emitting layer and a green light emitting layer having a second co-host material and a second dopant material.
摘要:
An organic electroluminescent light source including a first organic electroluminescent device and a second organic electroluminescent device is provided. The first organic electroluminescent device is coupled to a first bias voltage to emit a first color light having a color temperature ranging from 2800K to 3500K. The second organic electroluminescent device is coupled to a second bias voltage to emit a second color light. The first color light and the second color light mix to generate a third color light having a color temperature ranging from 3500K to 6500K.
摘要:
An organic electroluminescent light source including a first organic electroluminescent device and a second organic electroluminescent device is provided. The first organic electroluminescent device is coupled to a first bias voltage to emit a first color light having a color temperature ranging from 2800K to 3500K. The second organic electroluminescent device is coupled to a second bias voltage to emit a second color light. The first color light and the second color light mix to generate a third color light having a color temperature ranging from 3500K to 6500K.
摘要:
A white organic light-emitting diode (WOLED) includes a transparent electrode, a blue-complementary light-emitting layer, a translucent electrode, a blue light-emitting layer, and a non-transparent electrode. The blue-complementary light-emitting layer is disposed on the transparent electrode. The transparent electrode and the translucent electrode include a first voltage. The blue light-emitting layer is disposed on the translucent layer. The non-transparent electrode is disposed on the blue light-emitting layer. The translucent electrode and the non-transparent electrode include a second voltage.
摘要:
A white organic light-emitting diode (WOLED) includes a transparent electrode, a blue-complementary light-emitting layer, a translucent electrode, a blue light-emitting layer, and a non-transparent electrode. The blue-complementary light-emitting layer is disposed on the transparent electrode. The transparent electrode and the translucent electrode include a first voltage. The blue light-emitting layer is disposed on the translucent layer. The non-transparent electrode is disposed on the blue light-emitting layer. The translucent electrode and the non-transparent electrode include a second voltage.
摘要:
A light emitting device includes a substrate and an organic electroluminescent device. Inside the substrate, there are a plurality of micro-structures proceeded with fusing and then curing. The organic electroluminescent device is disposed on the substrate.
摘要:
In one aspect of the invention, an organic light emitting diode device has a substrate, a cathode formed on the substrate, an anode spaced-apart from the cathode, a plurality of electroluminescent units stacked between the cathode and the anode, and a plurality of charge generation layers, each of which is formed between two adjacent electroluminescent units. Each electroluminescent unit has an electron-transport layer, an emission layer formed on the electron-transport layer, and a hole-transport layer formed on the emission layer. The electron-transport layer of the first electroluminescent unit is formed on the cathode, defining a first energy barrier, and the anode is formed on the hole-transport layer of the last electroluminescent unit, defining a second energy barrier. The first energy barrier is higher than the second energy barrier. The first electroluminescent unit has a lifetime longer than that of each of the rest electroluminescent units.
摘要:
A white organic light electroluminescence device includes a first light emitting unit, a second light emitting unit and a connecting layer between the first light emitting unit and the second light emitting unit. The connecting layer electrically connects the first light emitting unit and the second light emitting unit in series. The first light emitting unit includes a first electrode layer, a first light emitting layer on first electrode layer, and an intrinsic layer. The first light emitting layer has a first blue light emitting layer and a red light emitting layer, and the intrinsic layer is between the first blue light emitting layer and the red light emitting layer. The second light emitting unit includes a second light emitting layer and a second electrode layer on the second light emitting layer. The second light emitting layer has a second blue light emitting layer and a green light emitting layer.
摘要:
An organic light emitting device having light emitting units on a substrate is provided. Each light emitting unit includes a first electrode layer, an organic light emitting layer, a second electrode layer, a power line, a resistor line, an insulating layer. The first electrode layer is disposed on the substrate. The organic light emitting layer is disposed on the first electrode layer. The second electrode layer is disposed on the organic light emitting layer. The power line is disposed on the substrate. The resistor line is electrically connected to the first electrode layer, wherein the resistor line partially overlaps with the power line, and an overlapping area occupies 60˜100% of a total area of the resistor line. The insulating layer is disposed between the power line and the resistor line, and a contact hole is disposed in the insulating layer to electrically connect the power line and the resistor line.
摘要:
An exemplary OLED display device includes a substrate, a colored photo-resist layer and a white OLED arranged in that order. The white OLED includes a reflecting electrode, a transmitting electrode, and an organic white light emitting layer arranged between the reflecting electrode and the transmitting electrode for emitting a white light. The colored photo-resist layer at least includes first through third photo-resist regions, the first through third photo-resist regions contain red pigment particles, green pigment particles and blue pigment particles respectively for extracting red, green and blue light components from the white light. Moreover, the colored photo-resist layer has an expected haze value e.g., greater than 30 by at least utilizing the scattering of the red, green and blue pigment particles and/or mixing of scattering particles that are different from the red, green and blue pigment particles into the first through third photo-resist regions.