Lg Display Co., Ltd.

HeeDong Choi

Hyunho Kim

Seongmoh Seo

Seokwoo Lee

Sangjin Lee

A display device that is resistant to erosion caused by moisture infiltration is provided. In the display device, a driver circuit unit includes a driver chip and a film pad on which the driver chip is mounted. A display panel of the display device includes a panel pad bonded to the film pad. The panel pad includes first conductive lines electrically connected to signal lines disposed in an active area of the display panel, second conductive lines in contact with the first conductive lines, third conductive lines in contact with the second conductive lines, and a conductive film connecting the third conductive lines to the film pad. A contact area between the first conductive lines and the second conductive lines overlaps at least a portion of an area of the conductive film.

Display device and display panel

Disclosed herein is an electroluminescent display device capable of improving reliability of a contact portion between low-potential supply line and a cathode electrode of an organic light emitting diode. The electroluminescent display device includes a low potential voltage supply line disposed on a display panel to supply a low potential voltage to the display panel; a cathode electrode overlapped with the low potential voltage supply line and having at least one contact portion; and an auxiliary cathode electrode overlapped with the low potential voltage supply line and the cathode electrode to connect the low potential voltage supply line to the cathode electrode, wherein a bank layer is disposed between the cathode electrode and the auxiliary cathode electrode to cover a rim of the auxiliary cathode electrode, or the cathode electrode covers a rim of the auxiliary cathode electrode and an inorganic insulation layer.

Organic electroluminescent display device

An organic light emitting display device comprises a driving transistor for driving an organic light emitting diode; a first transistor controlled by a scan signal and connected between a reference voltage line and a first node of the driving transistor; a second transistor controlled by the scan signal and connected between a data line and a second node of the driving transistor; a first plate with an improved conductive characteristic and connected to the semiconductor layer of the driving transistor and the semiconductor layer of the first transistor; a second plate positioned on the first plate, and connected to the semiconductor layer of the second transistor and a gate electrode of the driving transistor; and a pixel electrode of the organic light emitting diode, positioned on the second plate and connected to the first plate through a contact hole.

Organic light emitting display device

An organic light emitting diode (OLED) display and a method for manufacturing the same are provided. The OLED display includes a substrate, an active layer and a capacitor lower electrode positioned on the substrate, a gate insulating layer positioned on the active layer and the capacitor lower electrode, a gate electrode positioned on the gate insulating layer at a location corresponding to the active layer, a capacitor upper electrode positioned on the gate insulating layer at a location corresponding to the capacitor lower electrode, a first electrode positioned to be separated from the gate electrode and the capacitor upper electrode, an interlayer insulating layer positioned on the gate electrode, the capacitor upper electrode, and the first electrode, a source electrode and a drain electrode positioned on the interlayer insulating layer, and a bank layer positioned on the source and drain electrodes.

Organic light emitting diode display and method for manufacturing the same

An organic light emitting diode display device includes a switch TFT and a drive TFT formed on a substrate; an overcoat layer formed on the TFTs; a drain contact hole exposing portions of a drain electrode of the drive TFT by removing portions of the overcoat layer; a first electrode contacting to the drain electrode of the drive TFT; a bank pattern exposing an aperture area of a pixel; an organic layer formed on the first electrode; and a second electrode formed on the organic layer, wherein the bank pattern blocks regions where the drain contact hole is formed.

Growing community of inventors

Seosan-si, South Korea

HeeDong Choi