Lg Display Co., Ltd.

Lg Philips Lcd Co., Inc.

Kyo Seop Choo

Hee Kwang Kang

June Ho Park

Min Joo Kim

Ho Cheol Kang

Do Sung Kim

Young Sik Kim

Hyun Joo Lee

Sun Hwa Lee

Tae Hwan Kim

In Jae Chung

Deuk Su Lee

Sai Chang Yun

Sang Hee Yu

Sang Chul Han

Hyung Beom Shin

Jae Young Chung

Disclosed is a liquid crystal display device, a fabricating method, and a driving method thereof that includes at least one integrated photosensor that senses external light illumination on the liquid crystal display device. A sensing signal from the at least one photosensors are converted into a digital signal that is stored to represent an external illumination distribution. The liquid crystal display device includes a backlight that has a plurality of light sources that may be independently driven. A controller generates a control signal that independently drives the light sources in a manner corresponding to the illumination distribution. In doing so, areas of the liquid crystal display device may be provided with a greater amount of light from a corresponding light source so that externally illuminated areas of the liquid crystal display device do not suffer from reduced contrast.

Liquid crystal display device and fabricating method and driving method thereof

A liquid crystal display device includes a liquid crystal panel divided into a non-display area and a display area where pixel cells are arranged in a matrix, a backlight for supplying light to the liquid crystal panel, and a photo-sensing device in the non-display area for sensing an external light to control light output from the backlight in accordance with the sensed the external light.

Liquid crystal display device and fabricating and driving method thereof

A liquid crystal display device includes a liquid crystal display panel including a first substrate having a display region and a non-display region, a liquid crystal layer, and a second substrate; a backlight unit opposite a surface of the first substrate that illuminates light onto the liquid crystal display panel; a plurality of gate lines arranged to cross a plurality of data lines on the first substrate; a plurality of first and second sensor lines substantially parallel to the data lines; a plurality of first sensors at crossings of the gate lines and the first sensor lines in a first region of the first substrate to sense ambient light; and a plurality of second sensors at crossings of the gate lines and the second sensor lines in a second region of the first substrate to sense light from the backlight unit.

Liquid crystal display device capable of automatically switching to a mode and method for driving the same

An electrostatic discharge protection element, a liquid crystal display device having the same, and a manufacturing method. A first ESD organic TFT, a second ESD organic TFT, a third ESD organic TFT each have a gate electrode, a source electrode and a drain electrode in which the source electrode and drain electrode of the first and second ESD organic TFTs and the gate electrode of the third ESD organic TFT are electrically connected. The gate electrode and the source electrode of the first ESD organic TFT are electrically connected to a first array line and the gate electrode and the drain electrode of the second ESD organic TFT are electrically connected to a second array line. The source electrode of the third ESD organic TFT is electrically connected to a data line or a gate line and the drain of the third ESD organic TFT are electrically connected to a common voltage line.

Method of manufacturing a liquid crystal display having top gate thin film transistors wherein each gate electrode contacts an auxilliary electrode

A liquid crystal display device includes a liquid crystal display panel, a backlight unit, a first sensor, and a second sensor. The liquid crystal display panel includes a first substrate divided into a display region and a non-display region including a first region and a second region, a liquid crystal layer, and a second substrate. The backlight unit is disposed opposite a surface of the first substrate to emit light onto the liquid crystal display panel. The first sensor is disposed in the first region to sense ambient light, and the second sensor is disposed in the second region to sense light emitted from the backlight unit.

A liquid crystal display capable of improving a color reproduction range is disclosed. The liquid crystal display includes a liquid crystal panel having a plurality of gate lines and a plurality of data lines which cross each other to define a plurality of unit pixel regions; a first pixel region having a first dot pitch among individual pixel regions in at least one of the unit pixel regions; and a second pixel region having a second dot pitch among the individual pixel regions in the unit pixel regions, wherein the first and second dot pitches of the first and second pixel regions are different from each other. By this configuration, the pixel electrodes are formed to have the same opening ratio in the individual pixel regions forming a unit pixel by changing the shape and size of the pixel electrodes in a region having a sensor and a region without a sensor, thereby improving a color reproduction range and improving the display quality of the liquid crystal display.

Liquid crystal display

Method of manufacturing a liquid crystal display having top gate thin film transistors wherein each gate electrode contacts an auxiliary electrode

A liquid crystal display panel and a fabricating method thereof comprising an image sensing capability, image scanning, and touch inputting. In the liquid crystal display device, a gate line and a data line are formed to intersect each other on a substrate to define a pixel area in which a pixel electrode is positioned. A first thin film transistor is positioned at an intersection area of the gate line and the data line. A sensor thin film transistor senses light having image information and supplied with a first driving voltage from the data line. A driving voltage supply line is positioned in parallel to the gate line to supply a second driving voltage to the sensor thin film transistor.

Liquid crystal display device and fabricating method thereof

Liquid crystal display device having photo-sensor and fabricating method and driving method thereof

Electrostatic discharge protection element comprising top gate thin film transistors with an auxiliary electrode between an organic insulating layer and a gate electrode

A TFT array panel and a method for fabricating the same is disclosed, wherein an adhesion force between an elongated wire and a TFT array panel pad is improved by increasing the contact area of a bonding pad. The TFT array panel pad includes a first conductive layer formed in a pad region on an insulating substrate. The first conductive layer includes a plurality of conductive islands and holes. A second conductive layer is formed over and covers the first conductive layer.

Thin film transistor array panel and method for fabricating the same

Disclosed are a liquid crystal display and a fabricating method thereof enabling to improve an opening ratio of the liquid crystal display by modifying a structure of a thin film transistor. Each pixel of the liquid crystal display includes a gate line formed on a substrate in one direction with a predetermined interval from another one, a data line formed in a direction perpendicular to the gate line so as to define a pixel area, a thin film transistor formed on the gate line at an intersection between the gate and data lines, and a pixel electrode formed in the pixel area.

Liquid crystal display and fabricating method thereof

A transflective liquid crystal display device includes an upper array substrate that has a gate line, a data line crossing the gate line while being insulated, an organic passivation film pattern overlapped with the data line, and a pixel electrode formed to overlap the data line with the organic passivation film pattern therebetween. A lower array substrate faces the upper array substrate with a liquid crystal layer therebetween and that has a dispersion film which disperses an external light, a reflection pattern which is formed on the dispersion film and in a reflection area, a color filter layer formed on the reflection pattern and the dispersion film, and a common electrode which covers the color filter layer. A backlight unit irradiates light to the lower array substrate.

Transflective display device with reflection pattern on the color filter substrate

A liquid crystal display device includes a gate line and a data line intersecting each other on a substrate. The liquid crystal display device further includes a photo sensing device and a first thin film transistor ('TFT') located at an intersection area of the gate line. The photo sensing device operates to sense an ambient light and includes a storage capacitor to store charge generated by light. The photo sensing device is drive by a driving voltage other than the data voltage.

Growing community of inventors

Suwon-si, South Korea

Kyo Seop Choo