Flexible organic light emitting diode display device and method of fabricating same
AssigneeWuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
InventorsJifeng Chen, Yongzhen Jia
Life of this patent
Estimating the term…
Abstract
A flexible organic light emitting diode (OLED) display device and a method for fabricating the same are disclosed. The flexible OLED display device includes a first flexible substrate, an inorganic layer, a second flexible substrate, a thin film transistor (TFT) layer, and an OLED light emitting layer; wherein the flexible OLED display device includes a display area and a non-display area. The first flexible substrate and the inorganic layer are located in the display area, and the second flexible substrate and the TFT layer extend from the display area to the non-display area.
Claims10
A flexible organic light emitting diode (OLED) display device, comprising:
- a first flexible substrate;
- an inorganic layer disposed on a surface of the first flexible substrate;
- a second flexible substrate disposed on a surface of the inorganic layer;
- a thin film transistor (TFT) layer and an organic light emitting diode (OLED) light emitting layer disposed on a surface of the second flexible substrate;
- wherein the flexible OLED display device comprises a display area and a non-display area located at an end of the display area, the first flexible substrate and the inorganic layer are only disposed in the display area, and the second flexible substrate and the TFT layer extend from the display area to the non-display area.
A method of fabricating a flexible organic light emitting diode OLED display device, comprising:
- S10, providing a glass substrate, coating a surface of the glass substrate with a first flexible substrate, the first flexible substrate having a bending region and a non-bending region;
- S20, forming a release layer on a portion of the first flexible substrate at the bending region;
- S30, forming an inorganic layer on a surface of the first flexible substrate, wherein the inorganic layer completely covers the release layer;
- S40, coating a second flexible substrate on a surface of the inorganic layer;
- S50, sequentially forming a thin film transistor TFT layer and an OLED light emitting layer on a surface of the second flexible substrate;
- and
- S60, removing the glass substrate, flipping over the first flexible substrate, and peeling off the portion of the first flexible substrate, the release layer, and a portion of the inorganic layer at the bending region;
- S70, bending a portion of the second flexible substrate and a portion of the TFT layer at the bending region, and binding a flexible circuit board and a driving circuit to form the flexible OLED display device.
Dependencies are inferred from the claim text.