Lg Display Co., Ltd.

Jongsung Kim

Ho-Jin Kim

HyungUk Jang

TaeHan Park

Dongyoung Kim

Howon Choi

DoYoung Jung

NamYong Gong

SeungMin Baik

SangHyuck Bae

JongGeun Yoon

Goeun Jung

YoungGyu Kim

Hyunggeun Kwon

Sungsu Han

JoonYoung Heo

Suyun Ju

Hyunsuk Cho

Seungkyeom Kim

ChoongKeun Yoo

Changhwa Jun

Jaehyung Yu

Soyoung Lee

SungChul Kim

Sumin Lee

SoJung Lee

Jang Jo

Jiho Ryu

Jaeyoon Lee

Hyesook Kim

Aekyung Jeon

Choongkeun Yoo

JongKyun Lee

Sejong Seong

HyungGeun Kwon

KyungEon Lee

Inae Choi

Sunyeop Kim

Sungyub Lee

Taehan Park

Seungmin Baik

Embodiments of the present disclosure is related to a touch display device, a driving circuit and a driving method thereof, and may provide a touch display device, a driving circuit and a driving method thereof capable of efficiently sensing a contact touch, a non-contact pointing touch pointing to a point on the screen (e.g., hover pointing touch), and a non-contact gesture with movement (e.g., hover gesture).

Touch display device, driving circuit, and driving method

Embodiments of the present disclosure relate to an organic light-emitting display panel and an organic light-emitting display device including the same. The organic light-emitting display device can include at least one emission area including a first sub-emission area disposed in a first sub-row and a second sub-emission area disposed in a second sub-row adjacent to the first sub-row, wherein a plurality of first electrodes are disposed in each of the first and second sub-emission areas, and a connection pattern electrically connected to the first electrode and including a first connection pattern and a second connection pattern electrically connected to and formed integrally with a circuit area. A repair pattern is disposed between the first sub-emission area of one emission area and the second sub-emission area of the emission area disposed in another adjacent row.

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

An electroluminescent display device is disclosed. The electroluminescent display device includes a substrate having thereon a first sub pixel and a second sub pixel, a first electrode in each of the first sub pixel and the second sub pixel on the substrate, an organic layer with P-type polarity or N-type polarity on the first electrode, and a second electrode on the organic layer. The organic layer provided in the first sub pixel and the organic layer provided in the second sub pixel are spaced apart from each other with a doping layer provided in the boundary area between the first sub pixel and the second sub pixel. The doping layer is doped with dopant whose polarity is opposite to that of the organic layer.

Electroluminescent display device

A light emitting display panel can include a first pixel and a second pixel disposed adjacent to each other on a planarization layer; an anode disposed in each of the first and second pixels; a light emitting layer disposed in each the first and second pixels; a main cathode disposed in each of the first and second pixels; a boundary groove in the planarization layer in an area between the first and second pixels; a boundary region cathode disposed in the boundary groove, in which the boundary region cathode and the main cathode are spaced apart from each other in the boundary groove, and the boundary region cathode and the main cathode are electrically connected to each other in a region outside of the boundary groove.

Light emitting display panel and light emitting display apparatus including the same

A display apparatus includes a display panel having a front area and a side area, a main body supporting the display panel, an auxiliary member arranged inside the main body, and a semi-transmissive mirror arranged between the auxiliary member and the front area, wherein the side area of the display panel may be arranged inside the main body to face the semi-transmissive mirror. Since an image partially emitted from the display panel may be reflected toward the front area, auxiliary members such as a camera, an illumination sensor, and a proximity sensor may be arranged inside the main body (or below a display) to embody a full screen display, whereby a user's satisfaction may be enhanced and a manufacturing process may be simplified.

Display apparatus including semi-transmissive mirror

A light emitting display device comprises a substrate having subpixel areas, a plurality of first electrodes, each of the first electrodes in a corresponding one of the subpixel areas, a bank covering an edge portion of each of the first electrodes, the bank, a disconnection portion disposed at boundary areas between the subpixel areas, an undercut area in the disconnection portion, the undercut area formed under an end of the bank that extends past an end of a first electrode from the plurality of first electrodes, a light emitting element layer including a first portion and a second portion, the first portion disposed on the first electrode, the bank, and electrically connected to the first electrode, and the second portion disposed in the disconnection portion but is not electrically connected to the first electrode, and a second electrode on the light emitting element layer.

Light emitting display device

According to an aspect of the present disclosure, a light emitting display device includes a substrate defined by a plurality of sub-pixels and a first overcoating layer disposed on the substrate, a connection electrode and a sacrificial layer disposed on the first overcoating layer, a first electrode disposed on the connection electrode, a second overcoating layer disposed on the sacrificial layer and including an opening that exposes a portion of the first electrode, a dummy first electrode disposed on a top surface of the second overcoating layer and a side surface of the opening and separated from the first electrode, a bank layer covering the dummy first electrode and a portion of the first electrode, and an emission layer and a second electrode disposed on the first electrode and the bank layer.

Light emitting display device and method of fabricating the same

Discussed is a touch display device and a touch sensing method. More particularly, according to the number of pens that have been paired, the frame can be reconfigured by changing the type of all or part of the multiple touch time periods in the frame, and it is possible to provide high-speed pen search and pen pairing by designing a highly scalable pen protocol to flexibly change the pen mode.

Touch display device and touch sensing method

Embodiments of the present disclosure relate to a touch circuit, a touch display device, and a touch driving method, and more specifically, to a touch circuit, a touch display device, and a touch driving method for simply configuring a system for transmitting signals between a touch display device and a stylus by uniformly arranging intervals between touch driving periods in a touch frame.

Touch display device with a uniform interval between touch driving periods and touch driving method thereof

Provided are a touch display device and a touch circuit that can effectively simultaneously sense a plurality of pens in a predetermined touch frame time (a driving time) by simultaneously performing sensing of pen information and sensing of a pen position using pen data.

Touch display device and touch circuit for sensing an active pen touch and finger touch

A touch display device comprises a touch panel including a plurality of touch electrodes; and a touch driving circuit configured to sense one or more of the plurality of touch electrodes, wherein the touch driving circuit has an operation period including a plurality of touch intervals that includes a first sensing interval and a second sensing interval, and the first sensing interval includes at least a first time division sensing interval and the second sensing interval includes at least a second time division sensing interval, and wherein the touch driving circuit is configured to detect a pen signal output from a first pen through one or more touch electrodes of the plurality of touch electrodes during the first time division sensing interval, and detect a pen signal output from a second pen through one or more touch electrodes of the plurality of touch electrodes during the second time division sensing interval.

Touch display device and touch sensing circuit

A display device with an integrated touch screen, the display device including a first substrate, a first electrode on the first substrate, an organic light emitting layer on the first electrode, a second electrode on the organic light emitting layer and an encapsulation film on the second electrode, wherein the encapsulation film includes: a first touch sensing layer with a first touch electrode and a first insulating film disposed at a first layer, an insulating film disposed on the first touch sensing layer and a second touch sensing layer with a second touch electrode and a second insulating film disposed at a second layer, wherein the second touch sensing layer is disposed on the insulating film, wherein the first insulating film is disposed between the first touch electrode and another neighboring first touch electrode, and is not disposed on the first touch electrode.

Display device with integrated touch screen and method for fabricating the same

A touchscreen display device includes a display panel, a touch sensor, and a touch circuit. The touch sensor is disposed in an area corresponding to the display panel to output an uplink signal including signal intensity information regarding an intensity of a downlink signal output from an active pen. The touch circuit controls the touch sensor to output the uplink signal.

Active pen and touchscreen display device

Growing community of inventors

Paju-si, South Korea

Jongsung Kim