Lg Display Co., Ltd.

Sanghoon Jung

Minseok Kim

BuYeol Lee

JungChul Kim

Jungchul Kim

Kiyoung Sung

Hun Jang

Junyoung Kwon

Jungyoup Suk

Disclosed is a transparent micro-LED unit pixel circuit capable of driving red, green, and blue micro-LED elements with one driving transistor to increase an area size of a transmissive area, and a transparent micro-LED display device including the same. The transparent micro-LED unit pixel circuit includes first to third micro-LEDs emitting light based on a driving current; a driving transistor configured to control the driving current, wherein the driving transistor is disposed between and connected to an anode electrode of each of the first micro-LED, the second micro-LED, and the third micro-LED and a high-potential power line; a storage capacitor disposed between and connected to a gate electrode and a source electrode of the driving transistor; and a first transistor configured to apply a data voltage to the gate electrode of the driving transistor.

Pixel circuit and display device including the same

A display device for virtual reality. A first display panel comprises a first pixel row having a first end and a second end that is closer to the second display panel than the first end. The first pixel row has a first arrangement of unit pixels that alternate between a first unit pixel type and a second unit pixel type. A second display panel comprises a second pixel row aligned with the first pixel row and having a third end and a fourth end that is further from the first display panel than the third end. A first unit pixel at the first end of the first pixel row is the first unit pixel type, and a second unit pixel at the third end of the second pixel row is the second unit pixel type.

Display device for personal immersive device

An organic light emitting diode display is disclosed that includes at least a shield layer on a substrate; a semiconductor layer on the shield layer; a gate insulating layer on the semiconductor layer; a gate electrode on the gate insulating layer; a connection electrode disposed on the same layer as the gate electrode, the connection electrode electrically connected to the shield layer; a source electrode and a drain electrode on the gate electrode, at least one of the drain and source electrodes electrically connected to the semiconductor layer and the connection electrode; an insulating layer on the drain electrode and the source electrode; and a first electrode on the insulating layer and electrically connected to the source electrode.

Organic light emitting diode display

An organic light emitting display comprises a display panel having a plurality of pixels, a gate drive circuit that drives scan lines and emission lines on the display panel, and a data drive circuit that drives data lines on the display panel. Each of the pixels is arranged in an nth row. A single frame for the organic light emitting display comprises an initial period in which the gate voltage of a driving transistor is initialized, a sampling period for compensating the threshold voltage of the driving transistor, and a light emission period in which an organic light emitting diode emits light. A value corresponding to an image signal to be displayed by the organic light emitting diode is applied to a data line during the sampling period, and an initial voltage is applied to one electrode of a capacitor during the initial period.

Organic light emitting display and circuit thereof

An organic light emitting diode display is disclosed that includes a shield layer on a substrate; a semiconductor layer on the shield layer; a gate insulating layer on the semiconductor layer; a first gate electrode on the gate insulating layer; a first interlayer dielectric layer on the first gate electrode; a second gate electrode and a connection electrode on the first interlayer dielectric layer, the connection electrode electrically connected to the shield layer and passing through the semiconductor layer; a second interlayer dielectric layer on the second gate electrode and the connection electrode; a source electrode and a drain electrode on the second interlayer dielectric layer, the drain electrode electrically connected to the semiconductor layer and the source electrode electrically connected to the connection electrode; an insulating layer on the drain electrode and the source electrode; and a first electrode on the insulating layer and electrically connected to the source electrode.

Growing community of inventors

Goyang-si, South Korea

Sanghoon Jung