Abstract: A backlight unit capable of preventing an initial driving malfunction is disclosed. The backlight unit includes a bottom cover opened upwardly, a reflective sheet disposed in the inner surface of the bottom cover; a plurality of lamps arranged at a fixed interval on the reflective sheet; an auxiliary light source disposed at the outer side surface of the bottom cover; and a light guide member, opposite to the emitting surface of the auxiliary light source, configured to guide light emitted from the auxiliary light source to the lamps through first and second penetration holes formed on one of the side walls of the bottom cover and the reflective sheet.

Abstract: Disclosed is a system and method for correcting a gamma for shortening a gamma correction time period and improving gamma correction efficiency and reliability thereof, and simplifying a gamma correction device for reducing a production cost of image display devices.

Abstract: A liquid crystal display module (LCDM) includes a liquid crystal panel; a backlight unit disposed under the liquid crystal panel and projecting light on the light crystal panel; a main frame surrounding a side of the backlight unit and a side of the liquid crystal panel; an integrated printed circuit board (PCB) connected to the liquid crystal panel and disposed at a side surface of the main frame, the integrated PCB including a data unit for providing a data driving signal to the liquid crystal panel, a signal generating unit for generating a data control signal, a gate control signal, and a power source signal and a timing control unit; a connector disposed on the integrated PCB and including a slot along the side surface of the main frame, the connector for receiving a signal from an external unit; a bottom frame under the backlight unit; a system board on a rear side of the bottom frame; a flexible cable connecting the connector and the system board; and a top frame covering edges of the liquid crystal pa

Abstract: A liquid crystal display panel capable of reducing a capacitance of a parasitic capacitor between a data line and a pixel electrode. The liquid crystal display panel comprises: a thin film transistor at a crossing of a gate line and a data line, liquid crystal cells including a pixel electrode connected to the thin film transistor; first shield patterns in the liquid crystal cells, each shield pattern being parallel to the data line without overlapping the data line, wherein the shield patterns are insulated from and overlap with an outer portion of the pixel electrode; and a common line arrayed to connect the shield patterns for each the liquid crystal cell.

Abstract: A liquid crystal display panel capable of reducing a capacitance of a parasitic capacitor between a data line and a pixel electrode. The liquid crystal display panel comprises: a thin film transistor at a crossing of a gate line and a data line, liquid crystal cells including a pixel electrode connected to the thin film transistor; first shield patterns in the liquid crystal cells, each shield pattern being parallel to the data line without overlapping the data line, wherein the shield patterns are insulated from and overlap with an outer portion of the pixel electrode; and a common line arrayed to connect the shield patterns for each the liquid crystal cell.

Abstract: A liquid crystal display (LCD) device and a driving method thereof for improving a working efficiency of the LCD and reducing manufacturing costs. The liquid crystal display device includes a liquid crystal display panel having liquid crystal cells at crossings of data lines and gate lines, data integrated circuit supplying pixel data via a plurality of data output channels, a gate integrated circuit driving the gate lines, a channel selector for selecting the plurality of data output channels of the data integrated circuits in accordance with a number of the data lines wherein only the selected data output channels contain the pixel data, and a timing controller for controlling the data integrated circuit and the gate integrated circuit.

Abstract: A liquid crystal display (LCD) device and a driving method thereof for improving a working efficiency of the LCD and reducing manufacturing costs. The liquid crystal display device includes a liquid crystal display panel having liquid crystal cells at crossings of data lines and gate lines, data integrated circuit supplying pixel data via a plurality of data output channels, a gate integrated circuit driving the gate lines, a channel selector for selecting the plurality of data output channels of the data integrated circuits in accordance with a number of the data lines wherein only the selected data output channels contain the pixel data, and a timing controller for controlling the data integrated circuit and the gate integrated circuit.

Abstract: Disclosed are a backlight unit capable of determining a deviated degree of a lamp grip by a guide line formed adjacent to the lamp grip a PCB that connects an electrode thereof with a lamp electrode, and a manufacturing method for the same.

Abstract: A gray scale voltage generator includes a voltage dividing resistor string to generate blue (B), red (R), and green (G) gamma voltage signals, the voltage dividing resistor string including a B gamma voltage signal generating section, a R/G gamma voltage generating section, and a common (COM) gamma voltage generating section to individually control a B gray scale voltage and a R/G gray scale voltage to maintain a constant color temperature.

Abstract: The exemplary embodiment relates to a liquid crystal display device.

Abstract: A display having a data driving integrated circuit includes N number of output channels (where N is an integer) having at least two regions including a first output channel and an Nth output channel, a data output channel group including M data output channels (where M is an integer less than N), the M data output channels supplying pixel data to a corresponding number of the data lines in accordance with a desired resolution of the display, wherein (N?M) output channels are not supplied with pixel data, and the (N?M) output channels are located between the first output channel and the Nth output channel, and a channel selector selecting the M data output channels.

Abstract: A display having a data driving integrated circuit includes N number of output channels (where N is an integer) having at least two regions including a first output channel and an Nth output channel, a data output channel group including M data output channels (where M is an integer less than N), the M data output channels supplying pixel data to a corresponding number of the data lines in accordance with a desired resolution of the display, wherein (N-M) output channels are not supplied with pixel data, and the (N-M) output channels are located between the first output channel and the Nth output channel, and a channel selector selecting the M data output channels.

Abstract: A liquid crystal display device for improving working efficiency and reducing manufacturing cost. In the device, a data integrated circuit has a data output group for supplying pixel data to data lines and a dummy data output channel group which is not supplied with pixel data. A channel selector selects an output channel of the data output channel group. A tape carrier package is mounted with the data integrated circuit and has a data output pad group connected to the data output channel group and a dummy output pad group. The pixel data is applied, via the data output channels selected by the channel selector, to the data lines.

Abstract: A liquid crystal display includes a liquid crystal display panel having liquid crystal cells arranged at crossings of gate lines and data lines and include thin film transistors that are alternately connected to adjacent data lines every ‘i’ number of horizontal lines (i is a positive number); a gate driver for driving the gate lines; and a data driver for driving the data lines; a multiplexor array for determining an output channel of an inputted pixel data and for adding one blank data in response to the control signals having their polarity inverted every ‘i’ number of horizontal lines, and a digital-analog converter array for converting the pixel data and the blank data to a pixel signal and a blank signal having their polarities inverted according to the data lines and frames.

Abstract: A liquid crystal display device includes a data transition part to compare a number of transitions between a previous data and a current data to selectively invert the current data and to generate a reverse signal, a memory to store the data from the data transition part and to output the stored data as the previous frame data, a data reverse transition part to reversely convert the data from the memory using the reverse signal, a lookup table to compare the current data and the previous frame data reversely converted by the data reverse transition part to select a modulated data, and a display drive circuit to display the data from the lookup table on a liquid crystal display panel.

Abstract: A liquid crystal display includes a liquid crystal display panel including a plurality of data lines, a plurality of gate lines crossing the plurality of data lines, and a plurality of liquid crystal cells defined as a first and second liquid crystal cell groups, a data driving circuit to supply a data voltage to the data lines in response to a polarity control signal, a gate driving circuit to supply a scanning pulse that swings between a gate high voltage and a gate low voltage to the gate lines, a first logic circuit to generate the polarity control signal differently for each frame period to maintain a polarity of the data voltage charged in the first liquid crystal cell group, and to invert one time a polarity of the data voltage charged in the second liquid crystal cell group for two frame periods, and a second logic circuit to control the gate driving circuit to decrease the gate high voltage of the scanning pulse to a modulated voltage between the gate high voltage and the gate low voltage for a prede

Abstract: A liquid crystal display (LCD) device and a driving method where the LCD device includes a data controller for interleaving one of black gray scale data and intermediate gray scale data into input digital video data to input digital video data in a specific period preceding a second one of two successive frame periods in which data voltages having the same polarity are successively supplied to liquid crystal cells. A timing signal controller generates a data timing signal and a gate timing signal, based on an input timing signal, and accelerates a frequency of the data timing signal and a frequency of the gate timing signal in the specific period. A data driving circuit is included for converting the interleaved digital video data into an analog voltage in response to the data timing signal, and supplying the analog voltage to data lines in the specific period.

Abstract: A liquid crystal display (LCD) device includes a liquid crystal display panel having a matrix of liquid crystal cells defined by crossings of the data lines and the gate lines. The LCD device includes a data driving circuit for inverting a polarity of a data voltage in response to a polarity control signal, and supplying the polarity-inverted data voltage to an associated one of the data lines in response to a source output enable signal; a gate driving circuit for sequentially supplying a scan voltage to each of the gate lines in response to a gate output enable signal; and a controller for modulating the polarity control signal such that data voltages having the same polarity are respectively supplied to liquid crystal cells along one gate line in consecutive frame periods and generating the source output enable signal and the gate output enable signal.

Abstract: A lamp electrode printed circuit board of a backlight unit includes an insulating substrate, first and second conductive patterns on the insulating substrates along a first direction and in parallel, a connecting pattern extending from one of the first and second conductive patterns, a connecting pad at one end of the connecting pattern, auxiliary patterns extending from an edge of the connecting pad, and lamp holders electrically connected to the first and second conductive patterns and spaced apart from each other along the first direction.

Abstract: A data transmission apparatus a data transmitter selectively inverting data and transmitting the selectively inverted data. A data receiver selectively re-inverts the selectively inverted data from the data transmitter and reconstructs the inverted data into the original data. The inversion operation of the data transmitter and the data receiver is controlled by a mode controller. The mode controller receives data having a number of bits along with a clock signal to detect a number of transitions every period of the clock signal, and controls driving modes of the data transmitter and the data receiver in accordance with the detected number of transitions.