Samsung Display Co., Ltd.

Deok Jun Choi

Moon Sang Hwang

Ji Hyun Ka

Ki Myeong Eom

Tae Hoon Kwon

Chung Yi

Se Byung Chae

Weon Jun Choe

Ji Hyun Kim

Hyo Jung Kim

Woo-Chul Kim

Seung Bo Shim

Kang Hee Lee

Kanghee Lee

Sang Kuk Kim

In Bok Song

Inbok Song

Jeong Yong Lee

Ji Hyeon Son

Woo-chul Kim

Hee-jeong Seo

Hye Sun Sung

Ara Jo

Woo Chui Kim

Yoo Young Park

Ki Yong Park

A method includes: forming a MOSFET layer on a semiconductor wafer substrate, the MOSFET layer including: pixel driver circuits; and a display driver circuit; forming at least one line layer on the MOSFET layer; applying a first supply voltage to a first supply voltage line through a first supply voltage pad; connecting data fan-out lines connected to the pixel driver circuits with a first test line by controlling a test switching circuit in the MOSFET layer; measuring an electrical signal generated from each of the pixel driver circuits through a first test pad connected to the first test line; determining whether each of the pixel driver circuits is defective or not based on the measured electrical signal; and forming a light-emitting element layer including light-emitting elements on the at least one line layer when that the pixel driver circuits are determined to be not defective.

Display device and method of fabricating the same

A display device includes first data lines including first color data lines connected to first sub-pixels, second color data lines connected to second sub-pixels, and third color data lines connected to third sub-pixels, and fan out lines including first fan out lines, second fan out lines alternately arranged with the first fan out lines in a peripheral region, and third fan out lines, a data driver outputting data voltages to the first fan out lines and the second fan out lines connected to the first data lines in a first arrangement according to the first arrangement, and output the data voltages to the third fan out lines connected to the first data lines in a second arrangement according to the second arrangement, and a timing controller remapping input image data based on the first arrangement.

Data driver connected to data lines through fan out lines disposed in display area, display device including data driver, and electronic device including data driver

A display device includes: a display panel including a plurality of pixels and configured to display an image; a driving controller including a timing controller and a driver controlled by the timing controller, the driving controller being configured to supply an electrical signal to the display panel; a memory configured to receive static image data from the driving controller and to store the static image data; and an interface configured to couple the driving controller to the memory so as to transmit and receive the static image data, wherein the driving controller and the memory are separate individual components.

Display device

A display device including: a display region including a first pixel region, a second pixel region, and a third pixel region; a dummy region including a first dummy region disposed between the second pixel region and the third pixel region; first, second, and third pixels respectively arranged in the first pixel region, the second pixel region, and the third pixel region in a matrix of vertical lines and horizontal lines; a data converter configured to receive first image data including effective data corresponding to the display region and dummy data corresponding to the dummy region and generate second image data by converting a gray scale value of dummy data corresponding to at least one region of the first dummy region in the first image data into a predetermined first gray scale value, the first gray scale value being between a lowest gray scale value and a highest gray scale value.

A display device includes an oscillator which generates a reference clock signal having a frequency corresponding to frequency information provided from an external device, a register which stores a signal parameter for the reference clock signal, and the signal parameter indicates the number of pulses of the reference clock signal included in one horizontal time, a data driver which applies data signals to data lines connected to pixels based on the one horizontal time, and a controller which changes the signal parameter based on a change in the frequency of the reference clock signal in a way such that the one horizontal time is maintained substantially constant.

Display device and method of driving the same

A method for determining whether or not a display panel is a duplicate is provided. The method includes: generating, by a code generator in an electronic module, a code, the electronic module including a plurality of electronic components; transmitting, by the code generator, the code to each of a first sequence generator in the electronic module and a second sequence generator in a display panel, the display panel being configured to be mounted to the electronic module; generating, by the first sequence generator, a first response value, and transmitting the first response value to a certification component in the electronic module; generating, by the second sequence generator, a second response value, and transmitting the second response value to the certification component; and comparing, by the certification component, the received first response value and the received second response value.

Electronic device with display panel copy protection module and method for determining duplicate display panel

A display device includes a display panel, an input sensor disposed on the display panel, a panel driving circuit which drives the display panel and generates a first driving voltage, and a readout circuit which controls the input sensor. The readout circuit receives the first driving voltage from the panel driving circuit and outputs transmit signals to control the input sensor.

Display device and driving method thereof

A display device includes: a display region including a first pixel region, a second pixel region, and a third pixel region; a dummy region including a first dummy region disposed between the second pixel region and the third pixel region; first, second, and third pixels respectively arranged in the first pixel region, the second pixel region, and the third pixel region in a matrix of vertical lines and horizontal lines; a data converter configured to: receive first image data including effective data corresponding to the display region and dummy data corresponding to the dummy region; and generate second image data by converting a gray scale value of dummy data corresponding to at least one region of the first dummy region in the first image data into a predetermined first gray scale value, the first gray scale value being between a lowest gray scale value and a highest gray scale value.

A display device includes: a plurality of pixels arranged in a row direction and a column direction; a data driver configured to transmit a data signal to the plurality of pixels through a plurality of data lines; a scan driver configured to transmit a scan signal to the plurality of pixels through a plurality of scan lines; and a light emission driver configured to transmit a light emission signal to the plurality of pixels through a plurality of light emission lines, wherein each of the scan lines and the light emission lines is connected to the pixels arranged in the row direction among the plurality of pixels, the data lines are connected to the pixels arranged in the column direction among the plurality of pixels, and the scan driver is configured to transmit the scan signal of a turn-on level to the pixels in an interlace manner.

Display device having interlaced scan signals

A display device with a signal controller is disclosed. The display device includes a display panel, a scan driver, a data driver, a touch screen including a touch controller, a graphics controller and a signal controller. The signal controller generates a multiple control signal for controlling the timing of recording of an image signal and the timing of driving of the touch screen panel. The signal controller transmits the multiple control signal to the graphics controller and the touch controller.

Growing community of inventors

Yongin-si, South Korea

Deok Jun Choi