Lg Display Co., Ltd.

Yoonhwan Woo

Sunjung Lee

CheolSe Kim

BuYeol Lee

Manhyeop Han

Sangsoo Hwang

Heesun Shin

YoungSik Kim

Gyoung-A Kim

YangHo Cho

A touch display device includes a plurality of pixel electrodes; a plurality of touch electrodes configured to face the plurality of pixel electrodes, respectively, the plurality of touch electrodes including at least a first touch electrode and a second touch electrode separated from each other; a first signal line connected to the first touch electrode, the first signal line overlapping the second touch electrode without being connected to the second touch electrode; and a second signal line connected to the second touch electrode, the second signal line overlapping the first touch electrode without being connected to the first touch electrode. The first signal line and the second signal line may be configured to apply touch drive signals respectively to the first touch electrode and the second electrode during a touch driving mode.

Touch display device

A touch sensor integrated display device is provided comprising gate lines and data lines formed on a substrate to be intersected with each other, a plurality of pixel electrodes formed at intersections between the gate lines and the data lines, and a common electrode formed to overlap the plurality of pixel electrodes through an insulating film disposed between the common electrode and the plurality of pixel electrodes, wherein the common electrode includes at least two touch electrodes, each of which is connected to at least one of signal lines arranged in one of a first direction and a second direction crossing the first direction.

Touch sensor integrated display device

An in-cell touch liquid crystal display (LCD) device is discussed. The in-cell touch LCD device includes a pixel driver including a thin film transistor (TFT) disposed in each of a plurality of pixels, a passivation part protecting the pixel driver, a pixel electrode disposed on the passivation part and connected to a first electrode included in the TFT, and a touch electrode line disposed on the passivation part and insulated from the pixel electrode. The in-cell touch LCD further includes a cover part covering the pixel electrode and the touch electrode line, and a common electrode disposed on the cover part, connected to the touch electrode line via the cover part, and supplied with a common voltage or a touch driving signal from a touch driver connected to the touch electrode line.

In-cell touch liquid crystal display device and method of manufacturing the same

An in-cell touch liquid crystal display device and a method for manufacturing the same are disclosed in which color mixing among pixels can be prevented. The in-cell touch liquid crystal display device includes a thin film transistor (TFT) arranged in a plurality of pixel areas; a source contact layer connected to a source electrode of the TFT and a drain contact layer connected to a drain electrode of the TFT; first and second passivation layers on the source contact layer and the drain contact layer; a common electrode on the second passivation layer; a third passivation layer on the common electrode; a conductive line to overlap the common electrode by passing through the third passivation layer; a fourth passivation layer on the third passivation layer and the conductive line; and a pixel electrode on the fourth passivation layer connected to the drain contact layer in a first contact hole.

In-cell touch liquid crystal display device and method for manufacturing the same

An array substrate for a liquid crystal display (LCD) and manufacturing method thereof are provided. The array substrate for a liquid crystal display (LCD) includes: a substrate, including: a gate electrode, a pixel electrode, and a common electrode, a gate pad formed on the substrate, and connected to the gate electrode, a gate insulating layer formed on the gate pad, a first protective layer formed on the gate insulating layer, a second protective layer formed on the first protective layer, a first metal layer formed on the second protective layer, and connected to the gate pad through a first contact hole which exposes the gate pad, a third protective layer formed on the first metal layer and the second protective layer, and a second metal layer formed on the third protective layer, and connected to the first metal layer through a second contact hole which exposes the first metal layer.

Array substrate for liquid crystal display and manufacturing method thereof

Discussed is a display device. The display device includes a thin film transistor, a first protective layer, a second protective layer, a pixel electrode, a connection line, a third protective layer, and a common electrode.

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Seoul, South Korea

Yoonhwan Woo