Samsung Display Co., Ltd.

Samsung Electronics Co., Ltd.

Seoul National University

Korea Polytechnic University Industry-academy Corporation Foundation

Bong-Hyun You

Jai-Hyun Koh

Jae-Sung Bae

Hee-Jin Choi

Sang-Soo Kim

Min-Koo Han

Byoung-Jun Lee

Jun-Pyo Lee

Joon-Chul Goh

Jae-Hoon Lee

Jung-Won Kim

Dong-Won Park

Seiki Takahashi

Jin-Hee Park

Jae-Chang Choi

Hyun-Sang Park

Yong-Hwi Kim

Hyojin Lee

Hui Nam

Sehyuk Park

Jinyoung Roh

Jaekeun Lim

Kuk-Hwan Ahn

Oh Jo Kwon

Su-Hyeong Park

Jung-Hwan Cho

Ho-Yong Jung

Seon-Ki Kim

Kyoung-Won Lee

Eunho Lee

Eun-Ho Lee

Jung-Taek Kim

Hyun-Dae Lee

Hyungryul Kang

Heen-Dol Kim

Yoshimura Hideo

Seung-Woo Lee

Cheol-Woo Park

Mee-Hye Jung

Tae-Sung Kim

Seung-Jun Lee

Kwang-chul Jung

Soon-Dong Kim

Se-Ki Park

So-Young Kim

Nam-Gon Choi

Dong-gyu Kim

Jin-Wook Yang

Wontae Kim

Il-Gon Kim

Po-Yun Park

Woo-Chul Kim

Jae-won Jeong

Ik-Soo Lee

Sung-jae Moon

Yong-Hoon Kwon

Ho-Kyoon Kwon

Dae-Gwang Jang

Joon Chul Goh

Won-Sik Oh

Se-Hyoung Cho

Myoung-Soo Kim

In-Jae Hwang

Mun-San Park

Myeong-Su Kim

Sun-Koo Kang

Jae-Wan Park

Nam-Hee Goo

Weon-Jun Choe

Chung-Seok Lee

Dong-Gyu Lee

Dong-Gyun Ra

Satoru Saito

Jang-Mi Kang

Moon-Cheol Kim

Min-Sung Choi

Kee-Hyun Nam

Sang-Je Lee

Sang-Ik Lee

Ki Hong Song

Hee-Bum Park

Jae-Hyeung Park

Hee-Rim Song

Kyoung-Ho Lim

Hyun-sik Hwang

Ki-Seok Cha

Seok-Ha Hong

Il-Koo Nah

Dong-Hwa Shin

Jun-Ki Jeong

Jung-Hyun Baik

Seong-Heon Cho

Jin Hee Park

Jeong-Weon Seo

Wan-Bae Kim

A display device includes: a display panel including a plurality of pixels; a scan driver connected to the plurality of pixels through a plurality of scan lines; a data driver connected to the plurality of pixels through a plurality of data lines; an emission driver connected to the plurality of pixels through a plurality of emission control lines; a sensing circuit connected to the plurality of pixels through a plurality of sensing lines; and a controller configured to control the scan driver, the data driver, the emission driver and the sensing circuit, wherein, in an active period of each frame period, the scan driver sequentially applies a sensing pulse and a scan pulse to at least one scan line of the plurality of scan lines, and applies the scan pulse to remaining scan lines of the plurality of scan lines.

Display device configured to sequentially apply a sensing pulse and a scan pulse

A driving controller of a display device, the controller including a segment divider configured to divide the image signal into a plurality of segments and define a predetermined number of adjacent segments among the plurality of segments as a segment block, an image signal adder configured to add up a gray scale value of the image signal of each of the predetermined number of adjacent segments and output the added-up gray scale values, an average gray scale calculator configured to receive the added-up gray scale values and output an average gray scale value, a correction circuit configured to output corrected added-up gray scale values obtained by adding a weight value to each of the added-up gray scale values on the basis of the average gray scale value, and a driving frequency determiner configured to determine the driving frequency of the display device on the basis of the corrected added-up gray scale values.

Driving controller, display device having the same, and driving method of display device

A display apparatus includes a display panel, a data driver, and a power voltage generator. The display panel includes a plurality of pixels and configured to display an image. The data driver is configured to apply a data voltage to the display panel. The power voltage generator is configured to provide a power voltage and an initialization voltage to the display panel. The power voltage generator is configured to receive a feedback initialization voltage from the display panel and configured to compensate the initialization voltage based on the feedback initialization voltage.

Display apparatus and method of driving the same

Display device performing a sensing operation with a sensing pulse

A display device includes a display panel, a timing controller which receives a first image signal and a first control signal from an external device and outputs a second image signal and a second control signal, and a data driving part including a plurality of source integrated circuits ('IC's) having different channel numbers based on a distance thereof from the timing controller, in which the data driving part receives the second image signal and the second control signal and outputs a third image signal and a third control signal to the display panel.

Display device with source integrated circuits having different channel numbers

A method of driving a display panel includes providing a first clock signal having a first frequency and a second clock signal having a second frequency different from the first frequency. The method also includes providing a data signal of an N-th frame image to the display panel using the first clock signal, and providing a data signal of an (N+1)-th frame image to the display panel using the second clock signal. N is a natural number.

Method of driving display panel using a plurality of clock signals and display apparatus for performing the same

A stereoscopic image display device includes a display panel, a scan driver, and a data driver. The display panel includes pixels coupled to data lines and scan lines. The pixels do not emit light during a data pre-addressing period and pixels emit light during a data addressing period. The scan driver supplies scan signals to the scan lines. The data driver supplies data voltages to the data lines in synchronization with the scan signals. The scan driver supplies first scan signals to the scan lines during the data pre-addressing period, and supplies second scan signals to the scan lines during the data addressing period. Each of the first scan signals has one pulse, and each of the second scan signals has a plurality of pulses.

Stereoscopic image display device and method for driving the same

A 3D image display device includes a display device including a plurality of pixels and displaying each of a left-eye image and a right-eye image. The display device inserts an black image between the left-eye image and the right-eye image such that the left-eye image is displayed for part of four frames and the black image is displayed for the remaining frames and the right-eye image is displayed for part of four other frames and the black image is displayed for the remaining other frames.

3 dimensional image display device

A display apparatus includes a plurality of pixels arranged in columns and rows in a display area, a data line extending in a first direction and connected with pixels of a k-th column ('k' is a natural number) and a (k+1)-th column, a gate line extending in a second direction crossing the first direction and connected with ones of the pixels, a gate signal line extending in the first direction and connected with the gate line, and a gate driver in a first peripheral area adjacent to a first longer side of the display area and having a first width, and configured to apply a gate signal to the gate line.

Display apparatus

A method of driving a display panel includes dividing an input image into a plurality of segments; generating flicker levels of respective ones of the segments; determining a frame rate of the display panel based on the flicker levels of the segments; and outputting a data voltage to the display panel at the frame rate.

Method of driving display panel and display apparatus for performing the same

A liquid crystal display panel comprises a backlight unit including an optical assembly and configured to differentiate the liquid crystal display panel into a plurality of blocks and to illuminate light to each of the plurality of blocks; a location sensor configured to sense a location of a user watching the liquid crystal display panel; a backlight controller configured to output a dimming value corresponding to a brightness of each of the plurality of blocks according to a result of sensing by the location sensor; and a backlight driver configured to generate a driving current corresponding to the dimming value of each block and to provide the generated driving current to the backlight unit corresponding to each of the plurality of blocks.

Liquid crystal display device and driving method thereof

An image display system is provided. The image display system includes a host, and a touch controller configured to generate touch event information corresponding to a touch signal and supply the touch event information to an accelerator, wherein the touch signal is output from a touch panel. The accelerator is configured to generate, based on the touch event information supplied from the touch controller, output image data corresponding to a touch event. The image display system further includes a display controller configured to supply the output image data generated by the accelerator to a display panel.

Image display system

A method of driving a display panel is disclosed. In one aspect, the display panel includes a plurality of pixels, each of the pixels including a first transistor connected to a first gate line and a pixel electrode and a second transistor connected to a second gate line and the pixel electrode. The method including alternately providing the first gate line with a gate signal and a reverse bias signal and alternately providing the second gate line with the gate signal when the first gate line is provided with the reverse bias signal and the reverse bias signal when the first gate line is provided with the gate signal.

Method of driving a display panel and display device performing the same

Growing community of inventors

Yongin-si, South Korea

Bong-Hyun You