Oled device, amoled display device and method for manufacturing same
AssigneeBoe Technology Group Co., Ltd.
InventorsYanzhao Li, Gang Wang, Woobong Lee, Li Zhang
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Abstract
Embodiments of the invention disclose an OLED device, an AMOLED display device and a method for manufacturing the AMOLED display device. the AMOLED display device comprises a TFT active layer, a pixel electrode layer and an OLED device; the OLED device comprises a cathode layer and a functional layer, and the pixel electrode layer serves as the anode layer of the OLED device; alternatively, the OLED device comprises an anode layer and a functional layer, and the pixel electrode layer serves as the cathode layer of the OLED device. Moreover, the TFT active layer and the pixel electrode layer are formed from a same IGZO film by a patterning process.
Claims14
An organic light emitting diode device (OLED) comprising
- an anode layer, a functional layer and a cathode layer,
- wherein at least one of the cathode layer and the anode layer is made of an oxide semiconductor material indium gallium zinc oxide (IGZO).
An active matrix organic light emitting diode display device comprising a TFT active layer, a pixel electrode layer and an OLED device,
- wherein the OLED device comprises a cathode layer and a functional layer, the pixel electrode layer serving as the anode layer of the OLED device;
- alternatively, the OLED device comprises an anode layer and a functional layer, the pixel electrode layer serving as the cathode layer of the OLED device;
- and
- the TFT active layer and the pixel electrode layer are formed from a same IGZO film by a patterning process.
A method for manufacturing an active matrix organic light emitting diode (AMOLED) display device comprising:
- forming in sequence a gate electrode and a gate insulation layer on a substrate;
- depositing an IGZO film layer and patterning the IGZO film layer to obtain a TFT active layer and a pixel electrode layer;
- forming in sequence a source electrode, a drain electrode, and a pixel defining layer, the pixel defining layer having an opening that exposes the pixel electrode layer;
- and
- forming an OLED device, wherein the pixel electrode layer serves as an anode or a cathode of the OLED device.
Dependencies are inferred from the claim text.