Lg Display Co., Ltd.

Jg Display Co., Ltd.

Tae Woong Moon

Soo Young Yoon

Kwon Shik Park

Binn Kim

Min Doo Chun

Nam Wook Cho

Sung Il Park

Tae Man Kim

Kwang Soon Park

Hae Yeol Kim

Hong Jae Kim

The present invention relates a liquid crystal display device which can minimize resistance of a common line. The liquid crystal display device includes a plurality of data lines and a plurality of common lines arranged alternately, a plurality of gate lines arranged to cross the data lines and the common lines, a pixel electrode formed at every pixel region defined as a region is surrounded by the data line, the common line and the gate line, and at least one auxiliary electrode unit overlapped with a portion of each of the pixel electrodes adjacent to the common line, wherein the auxiliary electrode unit is connected to the common electrode line electrically.

Liquid crystal display device

Device and method for driving a liquid crystal display device where a driving voltage level is varied with the temperature of an operating environment of the liquid crystal display device to improve display quality. The device includes a liquid crystal display panel, gate and data drivers for driving gate and data lines of the liquid crystal display panel, a timing controller for controlling the data and gate drivers, a power source unit for transforming an external power into a rated voltage level required for driving the liquid crystal display device and forwarding the power, and a driving voltage generating unit for adjusting a voltage level of the power transformed thus in conformity with an environmental temperature to generate a positive polarity driving voltage and using the driving, voltage for generating a plurality of driving voltages required for driving units, including the liquid crystal panel, the gate driver and data driver.

Device and method for driving liquid crystal display device

An LCD device includes a plurality of gate lines formed in an LCD panel; a plurality of driving stages, each of which sequentially outputting a respective enabling scan pulse to a corresponding one of the plurality of gate lines; at least one dummy stage responsive to an enabling scan pulse from a first one of the plurality of driving stages and supplying a disabling scan pulse to a second one of the plurality of driving stages to disable outputting of the enabling scan pulse; and a dummy gate line electrically connected to the at least one dummy stage.

Liquid crystal display device having a shift register

A color filter substrate includes a first color filter layer on a substrate, and a second color filter layer on the substrate, the first color filter layer having a thickness different from a thickness of the second color filter layer.

Color filter substrate and method of fabricating the same

A liquid crystal display device and driving method is provided. The liquid crystal display device includes a first data line to which a data voltage is supplied and a second data line separated from the first data line with a pixel row therebetween and connected to the first data line in top and bottom ends. A first gate line crosses the first and second data lines. A second gate line crosses the first and second data lines. A first switch device is operable to supply the data voltage from the first data line to a pixel electrode of an odd-numbered pixel row in response to the first scan pulse. A second switch device is operable to supply the data voltage from the second data line to a pixel electrode of an even-numbered pixel row in response to the second scan pulse.

Liquid crystal display device and driving method

A shift register includes a first node controller disposed at one side of the non-display region, the first node controller controlling a signal state of a first node, at least one pull-up switching device disposed at the one side of the display region, the pull-up switching device outputting an output pulse according to the signal state of the corresponding first node and supplying it to a corresponding gate line, a second node controller disposed at the other side of the display region, the second node controller controlling a signal state of a second node, and a first pull-down switching device disposed at the other side of the display region, the first pull-down switching device outputting a discharging voltage according to the signal state of the second node and supplying it to the other side of the corresponding gate line.

Growing community of inventors

Gyeonggi-do, South Korea

Tae Woong Moon