Lg Display Co., Ltd.

HyunHaeng Lee

Younghee Lee

SooHong Choi

HyoBin Choi

Kiwoong Song

JiHyun Kang

Embodiments of the present disclosure are related to a display device, as arranging a storage capacitor and an active pattern disposed on a subpixel by using an active layer that a semiconductor layer and a conductive layer are laminated, an area of the storage capacitor can be increased efficiently and methods can be provided to use an area overlapped with a contact-hole located on the active pattern as an area of the storage capacitor. Furthermore, as a location of the contact-hole is adjusted easily, by making the contact-hole not to be disposed on an area adjacent to a driving transistor, a size of the driving transistor can be increased and an aperture ratio of the subpixel can be improved.

Display device

The disclosure relates to an organic light emitting display panel and an organic light emitting display device including the display panel. Specifically, the organic light emitting display panel includes a buffer layer on a first conductive layer, an active layer on or over the buffer layer, a first insulating film on or over the active layer and overlapping a part of an upper surface of the active layer, a second insulating film on or over the first insulating film and including a first contact hole exposing the part of the upper surface of the active layer, an electrode of an organic light emitting element contacting the active layer through the first and second contact holes, wherein an area in which the active layer and a second conductive layer contact is included in a node at which a reference voltage is applied to a driving transistor.

Organic light emitting display panel and organic light emitting display device including the same

A display panel of an organic light emitting display device includes a buffer layer disposed on a first conductive layer, and including a first contact hole, an active layer disposed on the buffer layer, and including an active pattern and a conductive pattern disposed on the active pattern, a first insulating film disposed on or over the active layer and the buffer layer, and including a second contact hole overlapping with the first contact hole, a second conductive layer disposed on the first insulating film, and contacting the first conductive layer through the first contact hole and the second contact hole, a plate disposed in the same layer as the second conductive layer, and spaced apart from the second conductive layer, and each of the first conductive layer, the active layer, and the plate serves as an electrode of a storage capacitor, thereby implementing a high-capacity storage capacitor for the display panel.

Organic light emitting panel and organic light emitting display device including the same

A display device, a driving circuit and a driving method with an improved image quality in a sensing process for a characteristic value. In addition, aspects of the present disclosure relate a display device, a driving circuit and a driving method capable of diminishing luminance non-uniformity occurring in a sensing process by sensing a characteristic value for each signal line with the same luminance.

Display device, driving circuit and driving method

In a display device and display panel, a display panel includes: a plurality of pixels arranged in a matrix, each including two white subpixels and a plurality of colored subpixels, and a data pad connecting two adjacent colored subpixels, among the plurality of colored subpixels, corresponding to a same color, in a first direction, wherein luminance data is applied to the white subpixel, wherein each of the plurality of colored subpixels includes a dual subpixel having a size of the two white subpixels arranged in a second direction, the dual subpixel including a plurality of transistors, wherein a first transistor in the dual subpixel is connected to a first signal line extending through a first of the two white subpixels, and wherein a second transistor in the dual subpixel, is connected to a second signal line extending through a second of the two white subpixels.

Display device and display panel

Various embodiments provide a data driver circuit, a controller, a display device, and a method of driving the same. Overlap driving of overlapping subpixels and fake data insertion driving of inserting a fake image, different from real images, into each of a plurality of lines are performed in a combined manner. Image quality is improved, despite of combined driving.

Data driver circuit, controller, display device, and method of driving the same

Provided are an organic light emitting display (OLED) device and a method of repairing the same. The OLED device includes: a first pixel including: a first thin-film transistor (TFT) including a source electrode, a second TFT, and a third TFT including a top gate electrode, a second pixel including an OLED including a first electrode, a repair line extending over: the first electrode of the OLED of the second pixel, the source electrode of the first TFT of the first pixel, and the top gate electrode of the third TFT of the first pixel, an insulating layer between at least a portion of: the top gate electrode of the third TFT of the first pixel, and the repair line.

Growing community of inventors

Gyeongsangbuk-do, South Korea

HyunHaeng Lee