Abstract:
Embodiments relate to a method of forming an organic light emitting diode (OLED) display device. A first inorganic layer, a first organic layer, and a second inorganic layer are formed on pixel regions of an OLED display device. At least part of a first inorganic layer is formed using atomic layer deposition (ALD), such that the first inorganic layer completely covers particles generated on the OLED. Embodiments also relate to an OLED display device with pixel regions, each pixel region including an OLED, a bank layer across a boundary between adjacent pixel regions, and a first inorganic layer on at least a portion of the OLED and the bank layer. The first inorganic layer includes a first inorganic sub-layer and a second inorganic sub-layer.
Abstract:
An organic light emitting diode display device is disclosed. The organic light emitting diode display device includes an organic light emitting diode array formed on a flexible substrate, a cover film formed to cover the organic light emitting diode array, and a bottom film attached to a lower surface of the flexible substrate. Reliability of the organic light emitting diode display device may be improved by forming a cover film attached to the organic light emitting diode array and a bottom film attached to the lower surface of the flexible substrate on which the organic light emitting diode array is formed using the same material, and forming a moisture absorbent on the bottom film.
Abstract:
The present invention relates to an organic electro-luminescence display device and a method for fabricating the same, in which damage to a pad portion is prevented for improving yield.The organic electro-luminescence display device includes a thin film transistor array unit formed on a front surface of a lower substrate and a pad portion extended from the thin film transistor array unit, an organic EL array unit on the thin film transistor array unit having a matrix of organic EL cells, and a protective member for protecting the organic EL array unit and the thin film transistor array unit and exposing the pad portion to an outside, wherein the lower substrate has a thickness of a first region overlapped with the pad portion thicker than a thickness of a second region overlapped with the thin film transistor array unit.
Abstract:
A flexible organic light emitting display (OLED) device includes an organic emitting diode on a flexible substrate, an encapsulation film covering the organic emitting diode and including a first inorganic layer and an organic layer. The first inorganic layer is formed of a first material, and at least a portion of the first inorganic layer includes a dopant that increases the surface energy of the doped material compared to that of non-doped material.
Abstract:
Provided are an organic light emitting display (OLED) apparatus and a manufacturing method thereof. The OLED apparatus includes: a thin film transistor (TFT) array substrate including: a support substrate, including a soft material and a plurality of TFTs on the support substrate corresponding to a plurality of pixel areas, a light emitting array (LEA) including a plurality of organic light emitting devices on the TFT array substrate corresponding to the plurality of pixel areas, a sealing structure facing the TFT array substrate, the LEA interposed between the TFT array substrate and the sealing structure, and an adhesive layer between the LEA and the sealing structure to adhere the LEA to the sealing structure, wherein the sealing structure includes: a protective layer on the LEA, a sealing layer over the TFT array substrate, and a barrier layer adhering the protective layer to the sealing layer.
Abstract:
A flexible organic light emitting display (OLED) device includes a flexible substrate having a display area, a non-display area at a periphery of the display area and a folding region; at least one organic emitting diode on the flexible substrate in the display area; an encapsulation film covering the organic emitting diode; and a dam on the flexible substrate. The dam laterally surrounds the display area and includes: a first dam in the folding region; and a second dam outside the folding region, wherein the average thickness of the first dam is smaller than the average thickness of the second dam.
Abstract:
Embodiments relate to a flexible organic light emitting diode (OLED) display device and a method for manufacturing the flexible OLED display device. The display device includes a multi-layered encapsulation film coving pixel regions of the display device, and a metal layer on or within at least a portion of the encapsulation film, the portion in a bending region of the flexible substrate. The multi-layered encapsulation film includes at least a first inorganic layer, an organic layer, and a second inorganic layer. The metal layer is formed in the bending region such that the stress generated in the encapsulation film by folding, bending, or rolling operations in the bending region is reduced by the metal layer. The metal layer prevents generation of cracks in the encapsulation film and thus, prevents moisture penetration into the display area of the display device.
Abstract:
Disclosed is a flexible display device capable of forming a display device on a glass substrate and simultaneously ensuring flexibility, and a fabrication method thereof, the method including preparing a glass substrate having a display region and a non-display region defined on a front surface thereof, forming a display device on the display region defined on the front surface of the glass substrate, preparing a metal foil substrate, bonding the metal foil substrate to the glass substrate such that a front surface of the metal foil substrate faces the front surface of the glass substrate so as to seal the display device, attaching a first passivation film on a region of a rear surface of the glass substrate, the region corresponding to a part or all of the non-display region defined on the front surface of the glass substrate, and attaching a second passivation film on an entire rear surface of the metal foil substrate, performing a first etching with respect to the display region of the rear surface of the glass substrate by using the first passivation film as a mask, removing the first passivation film, and performing a second etching with respect to the display region and the non-display region of the rear surface of the glass substrate, removing the second passivation film, and mounting a display device driving unit on the non-display region defined on the front surface of the glass substrate.
Abstract:
Disclosed is a flexible display device capable of forming a display device on a glass substrate and simultaneously ensuring flexibility, and a fabrication method thereof, the method including preparing a glass substrate having a display region and a non-display region defined on a front surface thereof, forming a display device on the display region defined on the front surface of the glass substrate, preparing a metal foil substrate, bonding the metal foil substrate to the glass substrate such that a front surface of the metal foil substrate faces the front surface of the glass substrate so as to seal the display device, attaching a first passivation film on a region of a rear surface of the glass substrate, the region corresponding to a part or all of the non-display region defined on the front surface of the glass substrate, and attaching a second passivation film on an entire rear surface of the metal foil substrate, performing a first etching with respect to the display region of the rear surface of the glass substrate by using the first passivation film as a mask, removing the first passivation film, and performing a second etching with respect to the display region and the non-display region of the rear surface of the glass substrate, removing the second passivation film, and mounting a display device driving unit on the non-display region defined on the front surface of the glass substrate.
Abstract:
A flexible organic light emitting display (OLED) device includes a flexible substrate having a display area, a non-display area at a periphery of the display area and a folding region; at least one organic emitting diode on the flexible substrate in the display area; an encapsulation film covering the organic emitting diode; and a dam on the flexible substrate. The dam laterally surrounds the display area and includes: a first dam in the folding region; and a second dam outside the folding region, wherein the average thickness of the first dam is smaller than the average thickness of the second dam.