Lg Display Co., Ltd.

Lg Electronics Inc.

Sangsoo Hwang

CheolSe Kim

Manhyeop Han

BuYeol Lee

Sunjung Lee

Yoonhwan Woo

YongChan Park

TaeHwan Kim

Gangseob Jung

SuChang An

Heekwang Kang

Hyunho Lee

Minho Kim

SungWoo Kim

HoonBae Kim

Junghyun Lee

Sungwoo Kim

Sangtae Park

Hoon Hur

Seongjun Kim

Jae Sung Yu

Wondo Kee

Bupsung Jung

Soonhyung Kwon

YoungJoon Lee

Seungchoon Bae

Buwan Seo

Sejong Yoo

Geunhwan Kim

JinWoo Park

SeongMo Seo

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

Disclosed is a display device. The display device includes a display panel, an optical assembly configured to provide blue-based light to the display panel, and a light-absorbing layer located in the path of light provided from the optical assembly to the display panel, the light-absorbing layer being configured to absorb light in a predetermined wavelength range. The light provided to the display panel through the light-absorbing layer has optical characteristics such that the intensity of green-based light is 20 to 70% of the intensity (100%) of the blue-based light and the intensity of red-based light is 20 to 70% of the intensity of the blue-based light.

Display device

A touch sensor integrated display device includes a plurality of common electrode blocks serving as touch driving blocks and touch sensing blocks. Conductive lines connected to the touch driving blocks and touch sensing blocks are routed towards an inactive area of the display device by directly across the active area. The conductive lines are positioned within one or more organic dielectric layers formed under the common electrode blocks and pixel electrodes, but above the data lines of the display device.

Touch sensor integrated display device and method of manufacturing the same

Disclosed is a display device with an integrated touch screen, including a touch screen comprising a plurality of driving electrodes and sensing electrodes built in a panel; a display driver integrated circuit (IC) (i) converting a first driving pulse into a second driving pulse with a gate high voltage Vgh, wherein the second driving pulse is applied to the driving electrodes when the panel operates in a touch driving mode, (ii) receiving a plurality of sensing signals from the sensing electrodes when the panel operates in a touch driving mode, and (iii) applying a common voltage to the driving electrodes and the sensing electrodes when the panel operates in a display driving mode; and a touch IC generating the first driving pulse, wherein the first driving pulse is applied to the display driver IC, and receiving the sensing signals from the display driver IC to detect a touch.

Display device with integrated touch screen

A touch sensor integrated type display device is disclosed. The device includes gate lines and data lines crossing the gate lines. It also includes pixel electrodes disposed in regions defined by crossings of the gate lines and the data lines. Further, the device includes common electrodes overlapping the pixel electrodes. The common electrodes include a group of first electrodes arranged in a first direction, and second electrodes disposed between the first electrodes and extending in a second direction substantially perpendicular to the first direction. The display device additionally includes first electrode connecting wires, each extending in the first direction and connected to a respective one of the first electrodes.

Touch sensor integrated type display device

Disclosed are a display device comprising panel portions and a driving method thereof, which are capable of dividing the display panel into two or more panel portions and adding a touch mode between the display modes of each panel portion, thereby improving the frequency of the touch sensing or the touch report rate. The display device comprising panel portions and the driving method thereof can reduce the pulse width of the signals from 4H 8phase to 2H 4phase by using an oxide TFT and maintain or reduce the number of the signal lines applied to the gate driver of the partial display panel, thereby having the advantages in terms of the bezel.

Display device having partial panels and driving method thereof

According to an aspect of the present invention, a liquid crystal display panel includes a pixel array including data lines through which a data voltage is supplied, gate lines through which a gate pulse is supplied, a plurality of sub-pixels arranged at intersections of the data lines and the gate lines, Tx lines provided with a touch driving signal and connected to Tx electrodes, and Rx lines connected to Rx electrodes, wherein an shield area including an shield pattern to which a voltage at a level different from the data voltage and the touch driving signal is supplied is formed between each of the Tx electrodes and each of the Rx electrodes.

Liquid crystal display panel including touch sensor and liquid crystal display using the same

Disclosed is a display device integrated with a touch screen which realizes good design by decreasing a bezel width, and its driving method, wherein the device comprises a plurality of gate and data lines crossing each other on a lower substrate of a display panel; a common electrode formed in each of touch blocks, wherein the plurality of touch blocks are formed by grouping all pixels into units; a plurality of touch drive lines on the lower substrate of the display panel, wherein the touch drive line is provided in the same direction as that of the data line; and a plurality of touch sensing lines on an upper substrate of the display panel, wherein the touch sensing line is formed in the same direction as that of the gate line.

Display device integrated with touch screen

Growing community of inventors

Seoul, South Korea

Sangsoo Hwang