Samsung Display Co., Ltd.

Jai-hyun Koh

Kuk-Hwan Ahn

Seokyun Son

Ik Soo Lee

Heendol Kim

Iksoo Lee

Sungjae Park

Jinpil Kim

Bonghyun You

Namjae Lim

Seokha Hong

Hyunkyu Namkung

Joon-Chul Goh

Dong-Won Park

Sang-uk Lim

Taejin Kim

Yu-Kwan Kim

Jin-kyu Park

Se Ah Kwon

Ahyoung Son

Heen-Dol Kim

Kyungsu Lee

Won Sik Oh

Kisoo Park

Ik-Soo Lee

Kyung Su Lee

Geunjeong Park

Jonghak Hwang

Sang-Uk Lim

Nam Jae Lim

Donghwa Shin

Jin Pil Kim

Hyun-Kyu Namkung

Nam-Jae Lim

Seok-Yun Son

Provided is a display apparatus including a display panel, a timing controller, a gate driver, and a data driver. The display panel includes a plurality of pixels and a plurality of sub-pixels. Two pixels among the pixels include five sub-pixels and temporally share a third sub-pixel among the five sub-pixels. The timing controller includes a filter that is set based on a region having the same area as four sub-pixels. The timing controller generates RGBW data having red, green, blue, and white data based on input data, and applies the filter to the RGBW data to generate output data corresponding to each of the sub-pixels.

Display apparatus with enhanced aperture ratio

Provided is a display device. The display device includes: a plurality of gate lines extending in a first direction; a plurality of data lines extending in a second direction that intersects the first direction; and a plurality of pixels connected to the gate lines and the data lines, wherein the pixels include pixels h-th row pixels (h is a natural number) and (h+1)-th row pixels, which are adjacent to each other in the second direction, with a (k+1)-th gate line (k is a natural number) therebetween among the gate lines; and a first pixel displaying a first color and connected to the (k+1)-th gate line among the h-th row pixels and a second pixel displaying the first color and connected to the (k+1)-th gate line among the (h+1)-th row pixels are spaced apart from each other in the first direction and receive different polarities of data voltages.

Display device and method of driving the same

An image processing circuit includes a mapper configured to convert an image signal into an intermediate data signal, and a renderer configured to convert the intermediate data signal into a data signal, wherein the renderer includes a memory configured to store the intermediate data signal and a flag signal, and a rendering circuit configured to output a data signal corresponding to a current line in response to a next intermediate data signal corresponding to a next line, to output a current intermediate data signal corresponding to the current line from the memory, and to output a previous flag signal corresponding to a previous line from the memory.

Image processing circuit and display device including the same

A display apparatus includes a display panel, a timing controller, a gate driver, and a data driver. The display panel includes a plurality of pixel groups. Each of the pixel groups includes a first pixel and a second pixel disposed adjacent to the first pixel. The first and second pixels together include n (n is an odd number equal to or greater than 3) sub-pixels. The first and second pixels share their collective {(n+1)/2}th sub-pixel.

Display apparatus with shared sub-pixel and method of driving the same

A display apparatus includes gate lines extending in a first direction, data lines crossing the first direction and having polarities of data voltages consecutively repeated every four data lines, and pixels which each comprise three sub-pixels. One of the three sub-pixels has a width in the first direction different from a width in the first direction of another sub-pixel of the three sub-pixels. Each of the three sub-pixels is connected to a corresponding gate line and a corresponding data line. The polarities of the data voltages applied to a first data line and a third data line are opposite and the polarities of the data voltages applied to a second data line and a fourth data line are opposite. The pixels arranged between two adjacent data lines among the plurality of data lines are alternately connected to the two adjacent data lines.

Display apparatus

A display apparatus includes a liquid crystal panel including gate lines, data lines, and pixels, a gate driver, a data driver, and a timing controller. The pixels include first and second pixels. The first and second pixels are arranged in pixel rows adjacent to each other, arranged in different pixel columns, connected to the same gate line, display the same color, and receive data voltages having different polarities from each other. The image data include first pixel data displayed in the first pixels and second pixel data displayed in the second pixels. When the first pixel data have a first grayscale value and the second pixel data have a second grayscale value different from the first grayscale value, the timing controller modulates the first and second pixel data to allow the first and second pixel data to have a grayscale value between the first and second grayscale values.

Display apparatus driven in an inversion driving manner and method of processing data thereof

A method of driving a light source includes outputting a light source driving signal and outputting a delayed driving signal. The light source driving signal drives a light source based on image data. The delayed driving signal is generated by delaying the light source driving signal based on a vertical sync signal having a frame period of the image data and a data enable signal having a horizontal line period of the image data.

Method of driving light source, light source apparatus and display apparatus having the light source apparatus

A display apparatus includes a display panel for displaying an image and that includes a plurality of display areas, a light source part for providing a light to the display panel, a luminance measurer for measuring a luminance of each display area of the display panel and outputting a panel luminance signal of each display area of the display panel, and a light source driver for driving the light source part based on the panel luminance signal to decrease the light source luminance signal of each display area of the display panel when the panel luminance signal of each display area of the display panel increases and to increase the light source luminance signal of each display area of the display panel when the panel luminance signal of each display area of the display panel decreases.

Display apparatus for controlling a light source luminance of each display area and method of driving the same

A display apparatus includes gate lines extending in a first direction data lines extending in a second direction crossing the first direction, and pixels connected to the gate lines and the data lines. The pixels displaying first, second, third, and fourth colors are repeatedly arranged in the second direction. A k-th gate line connected to at least one of first pixels displaying the first color among the pixels arranged in an i-th row is electrically connected to a (k+j)th gate line connected to at least one of second pixels displaying the first color among pixels arranged in one row of (i+1)th, (i+2)th, and (i+3)th rows.

A display apparatus includes gate lines extending in a first direction, data lines extending in a second direction crossing the first direction, first color pixels, and second color pixels. A first color pixel arranged in an f-th column between an f-th data line and an (f+1)th data line is connected to one of the f-th data line and the (f+1)th data line. A first color pixel arranged in a g-th column between a g-th data line and a (g+1)th data line is connected to one of a (g&#x2212;1)th data line and a (g+2)th data line. First color pixels in a first color pixel diagonal group receive data voltages having a same polarity. Second color pixels in a second color pixel diagonal group receive data voltages having a same polarity.

Display apparatus having color pixel diagonal group to receive data voltages having same polarity

A display apparatus includes a display panel including a first pixel configured to include first and second sub-pixels and a second pixel configured to include third and fourth sub-pixels. A timing controller generates pixel data including first and second pixel data respectively corresponding to the first and second pixels and representable in a second matrix space, from pixel signals including first and second pixel signals representable in a first matrix space to respectively correspond to the first and second pixels. The timing controller generates the second pixel data on the basis of the first pixel signal adjacent to the second pixel signal which correspond to each second pixel data in the column direction in the first matrix space.

Display apparatus having improved sub-pixel rendering capability

A liquid crystal display and a method for driving the same. The liquid crystal display includes: gate lines arranged in a row direction; data lines arranged in a column direction; and subpixels arranged in basic units of eight subpixels. Each subpixel is each connected to one of the gate lines and one of the data lines, and the subpixels are continuously arranged along a row and are arranged in a matrix. In the basic units, polarities between adjacent subpixels from a first subpixel to a fourth subpixel along the row are opposite to each other, polarities between adjacent subpixels from a fifth subpixel to an eighth subpixel along the row are opposite to each other, and polarities of the fourth subpixel and the fifth subpixel are the same.

Liquid crystal display and method for driving the same

According to an embodiment, a display apparatus includes gate lines extending in a first direction, data lines extending in a second direction crossing the first direction, and pixels connected to the gate lines and the data lines. The pixels include pixels arranged in a k-th row and pixels arranged in a (k+1)th row disposed adjacent to the pixels arranged in the k-th row in the second direction. An (i+1)th gate line is disposed between the pixels in the k-th row and the pixels in the (k+1)th row. A first pixel arranged in a g-th column among the pixels arranged in the k-th row and a second pixel arranged in the g-th column among the pixels arranged in the (k+1)th row are connected to a j-th data line. The pixels arranged in the k-th row are alternately connected to an i-th gate line and the (i+1)th gate line.

Display apparatus and method of driving with pixels alternatively connected to adjacent gate lines

A display apparatus includes a display panel in which a plurality of pixel units are disposed, a backlight providing light to the display panel, and a data processing circuit receiving image signals and providing the image signals to the plurality of pixel units. The data processing circuit sets a luminance level of the backlight to a value corresponding to a color gamut boundary of the image signals adjacent to a saturation region.

Display apparatus for adjusting backlight luminance based on color gamut boundary and driving method thereof

A method of driving an image includes receiving fundamental image data that includes a plurality of first main colors; converting the fundamental image data into output image data that includes a plurality of second main colors; calculating corrected brightness values of the second main colors that correct a decreased apparent brightness of the second main colors when the first main colors include a saturated color; and delaying application of the calculated corrections based on a brightness decrease speed that is determined based on at least one of an image change speed and an image change level.

Growing community of inventors

Hwaseong-si, South Korea

Jai-hyun Koh