Samsung Display Co., Ltd.

Other

Samsung Electronics Co., Ltd.

Cj Cheiljedang Corporation

K. C. Tech Co., Ltd.

Seung Ho Park

Kang Hee Lee

Jae Hoon Lee

Sang Myeon Han

Mi Young Joo

Kyoung Ho Lim

Byoung Kwan An

Nam Jae Lim

Chai Hoon Lim

Hee Sook Park

Gil Bae Park

Seok Gyu Ban

Joon Hyeok Jeon

Sung Hoon Bang

Jin Ho Lee

Chang Hun Kim

Seong Bo Kim

Jung Taek Kim

Jong Wook Kim

Do Hyung Ryu

Jong Man Kim

Yang Hee Kim

Joon Suk Baik

Eun Jung Choi

Jung Hun Kim

Sang Kyun Kim

Sang Jae Yeo

Hae Goo Jung

Sung Jae Park

Il Young Yoon

Su Min Yang

Wook Jae Lee

Min Hoe Kim

Hye Jin Jo

Joo Hang Lee

Jae Woo Song

Hyun Goo Kong

Jong Hyuk Park

Hao Cui

Seung Hwan Park

Dong Hak Pyo

Yoon Sup Kim

Jung Eun Kim

Kazuo Morishita

Daniel Chung

Dong Ki Eun

Young Woon Choi

Hee Sook Cheon

Guo Lee

Eun Zi Kim

Sang Mi Lee

Woo In Lee

A display device includes pixels connected to scan lines and data lines, each pixel including a driving transistor and at least one light emitting element, and a timing controller configured to generate output data using external input data. The timing controller includes a first compensator configured generate first data by correcting the external input data using at least one of optical measurement information, a threshold voltage of each of the driving transistors, mobility information, dimming information, and temperature information, and an afterimage compensator configured to generate second data based on age information of each light emitting element and the first data, generate third data based on a current amount corresponding to the first data and a current amount corresponding to the second data, and generate the age information by accumulating the third data.

Display device and method of driving the same

Provided is a control device connected to a display panel including a controller configured to display images by driving the display panel according to data corresponding to image frames, and a memory connected to the controller. The controller is configured to select at least one of the image frames as a reference image frame, and update stress data corresponding to a partial area of the display panel in the memory based on one image data block selected from image data blocks of the reference image frame.

Control device for driving display panel, display device including the control device, and method of operating the control device

A method of displaying an image in a display device may include determining the degree of deterioration of pixels included in a display unit based on image data of a current frame image, determining a shift route of the current frame image so as to correspond to the determined degree of deterioration. The first image data is corrected to second image data so that the current frame image is shifted along the shift route.

Display device and method of displaying image in display device

A display device includes a pixel that has a first transistor having a drain electrode that is connected to a first power voltage node and a source electrode that is connected to a second power voltage node, a second transistor connected between a data line and a gate electrode of the first transistor, and a third transistor connected between a sensing line and the source electrode of the first transistor, a data driver applying a bias voltage to the data line during a sensing period, a sensing driver sensing an electrical characteristic of the pixel through the sensing line during the sensing period, and a controller for adjusting the bias voltage according to the first power voltage according to input image data.

Display device and driving method thereof

In an embodiment of the present invention, a method for displaying an image of a display device includes moving the image displayed on an image display region along a movement path including a first position and a second position during a period of time, wherein, during the period of time, a total time for which the image is located at the first position is greater than a total time for which the image is located at the second position.

Display device and method for displaying an image thereon

A display device includes a display panel, a compensation circuit, a global temperature sensor, a global current sensor, a logic circuit, a timing controller, and a data driving circuit. The compensation circuit converts a sensed analog sensing voltage from a reference voltage line of a pixel of the display panel into a digital sensing value. The global current sensor measures an amount of current flowing through the display panel to generate a global current value. The logic circuit generates a scaling factor based on temperature data of the global temperature sensor, the global current value, the digital sensing value, and first image data. The timing controller scales first image data based on the first scaling factor to generate second image data. The data driving circuit that generates a data voltage based on the second image data for driving the data line.

Display driving integrated circuit with temperature compensation and adaptive scaling, display device including the same, display system including the same, and method for driving the same

A display device includes a display panel including a plurality of display areas; a driving circuit to control the display panel; a timing controller to control the driving circuit to display an image on the display panel; a storage medium to store a plurality of weight tables respectively corresponding to the plurality of display areas; and a load value generator to generate a first load value corresponding to a first data unit of input image data, and to apply a weight to the first load value based on a first weight table corresponding to a display area in which the first data unit is to be displayed, among the plurality of weight tables. The timing controller controls the driving circuit with reference to a weighted first load value.

Display device including display panel including plurality of display areas and method for controlling the same

A display device includes a pixel component including first pixels which emits light having a first color, and second pixels which emits light having a second color different from the first color, a sensing component which extracts, during a sensing period, first sensing data from the first pixels, and second sensing data from the second pixels, and a temperature determiner which senses a temperature of the pixel component using the first sensing data and the second sensing data. The temperature determiner senses, when the first sensing data is supplied to the temperature determiner, the temperature of the pixel component at least one time.

Display device including temperature determiner and method of driving the same

A display device includes: pixels that receive data voltages corresponding to output grayscales; a sensing circuit that senses electrical states of the pixels to provide sensing information; and a grayscale converter that generates the output grayscales with respect to the pixels based on input grayscales and the sensing information, wherein the grayscale converter predicts a temperature of at least one of the pixels based on the sensing information, calculates a current control amount for the at least one of the pixels based on the predicted temperature and the input grayscales, and calculates the output grayscales for the at least one of the pixels based on the current control amount and the input grayscales.

Predictive display device and driving method thereof

A display device is disclosed that includes pixels, a memory, and a degradation compensator. The pixels include light emitting elements. The memory is operable to store degradation information including degradation degrees of the light emitting elements. The degradation compensator is operable to receive the degradation information and generate output grayscales by changing each of input grayscales of the pixels in proportion to each of the degradation degrees. The degradation compensator includes a degradation information changer for changing the degradation information by decreasing a degradation degree having a variation greater than a threshold value among variations of the degradation degrees.

Display device

A display device and a method of driving a display device are disclosed. The display device includes pixels respectively connected to corresponding scan lines, corresponding control lines, corresponding data lines, and corresponding sensing lines, a scan driver which supplies a scan signal to a scan line of the corresponding scan lines, and supplies a control signal to a control line of the corresponding control lines, a data driver which supplies one of an image data signal and a sensing data signal to a data line of the corresponding data lines, and a sensing driver which senses characteristics of driving transistors of different pixels of the pixels in a previous sensing period and a current sensing period, and determines a final sensing value of a target pixel of the pixels in the current sensing period, based on a difference between a previous sensing value of the target pixel, which is determined based on the sensing in the previous sensing period, and a preliminary sensing value of the target pixel, which is calculated based on the sensing in the current sensing period.

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Yongin-si, South Korea

Seung Ho Park