Samsung Display Co., Ltd.

Samsung Electro-mechanics Co., Ltd.

Samsung Electronics Co., Ltd.

Lg Innotek Co., Ltd.

Skc Co., Ltd.

Korea Institute of Science and Technology

Samsung Sds Co., Ltd.

Myongji University Industry and Academia Cooperation Foundation

Myongji University

Dong Gyu Lee

Jin Wook Yang

Jae Hyeon Jeon

Jin Won Choi

Young Ha Sohn

Ji Hye Kim

Cheol Woo Park

Yong Jun Jang

Gi Geun Kim

Seon Jae Mun

Geun Jeong Park

Yun Ki Baek

Seung Hoon Sa

Tae Joon Chung

Hyun Jong Ji

Nam-Gon Choi

Dae Young Lee

Se Hyuk Park

Seong Hyung Park

Cheong Yong Park

Jung Chan Kyoung

Jong Min You

Jung Wan Jeong

Bong Hyun You

Dong-Won Park

Hong Soo Kim

Sung Won Jeong

Joon Chul Goh

Tae Kyoung Kim

Jin Cheol Kim

Hueng Jae Oh

Sang Hee Kang

Woon Il Choi

Il Hwan Yoo

Nam Gon Choi

Dong Hyuk Park

Dong Sik Jin

Chun Hee Jeong

Jeong Hun So

Joon-Chul Goh

Seung Jae Lee

Jung-Won Kim

Jin-Wook Yang

Hyun Jun Jung

Jae Won Kim

Ki Hyuk Yoon

Jin Ho Kim

Sung Ki Kim

Sung Kyu Kim

Seok Ha Hong

Kwon Jin Kim

Sung Hee Kim

Kyung Youl Min

Ho Kwon Yoon

Jae Jin Kim

Seon Ki Kim

Young Soo Hwang

Jae-Hyeon Jeon

Ho Seok Son

Jae Hyung Cho

Kyoung Rock Kim

Jin Woo Hong

Ah Reum Kim

Young Uk Yun

Hyoung Seok Lee

Ki Taek Lee

Jae Woong Kang

Sru Kim

Yong Cheol Kang

Jae Hyun Cho

Jeong-Hun So

Joon Hwan Lee

Hee Sun Ahn

Jae Hun Choi

Byung Han Lim

Jong Pil Seo

Gi Sub Lee

Ki Hoon Kim

Jae Sung Jo

Soon Bae Yang

Seung Hwan Park

Heung Jae Oh

Sung Su Lee

Pyung Soo Ha

Hyun Ah Bae

Jae Pyo Son

Seung Ho Hyun

Ki Yung Lee

Sung Rok Kim

Min Kwang Lee

Eun Byul Park

Jee Hea Lee

Hwang Kyu Shin

Mingtian Yu

Woon Ii Choi

Tae Ha Jun

Ik Jun Han

Hee Gak No

Yu Jin Lee

Du Hwan Lim

A pixel includes: a first transistor including a gate electrode electrically connected to a first node, a second node to which a first power voltage for driving the light emitting element is applied, and a third node electrically connected to the light emitting element; a first emission control transistor having an on-off timing controlled by a first emission control signal; and a second emission control transistor having an on-off timing controlled by a second emission control signal. A time interval exists between a time at which the first emission control signal having a turn-on level is input such that a voltage of the second node is dropped from a bias voltage having a voltage level higher than a voltage level of the first power voltage and a time at which the second emission control signal having a turn-on level is input.

Pixel, display device, and driving method of the display device

A display device is disclosed that includes a pixel. The pixel includes a first transistor connected between a second node and a third node and including a gate electrode connected to a first node. A first capacitor is formed between the first node and a fourth node. A second capacitor is formed between the fourth node and a first power line. A second transistor is connected between a data line and the fourth node. An eighth transistor is connected between the first power line and the second node. A ninth transistor is connected between the second node and a bias power line. A sixth transistor is connected between the third node and a fifth node. A light emitting element is electrically connected between the fifth node and a second power line. A gate electrode of the eighth transistor and a gate electrode of the sixth transistor are connected to different gate lines.

Display device

A pixel includes: a light emitting element; a first transistor including a gate electrode electrically connected to a first node, a second node to which a first power voltage for driving the light emitting element is to be applied, and a third node electrically connected to the light emitting element; and a bias control transistor configured to be controlled in operating timing thereof by a bias control signal, and configured to switch electrical connection between the second node and a bias power line for transmitting a bias voltage. In one frame period, a voltage level of the bias voltage to be applied to the second node sequentially increases.

Pixel, display device, controller and method of driving display device including bias power line

A display apparatus includes an optical module, a display panel and a display panel driver. The display panel is disposed on the optical module. The display panel driver is configured to drive the display panel. The display panel includes a first display area including at least a portion overlapping with the optical module and a second display area not overlapping with the optical module in a plan view. The first display area includes pixels having a first pixel structure. The second display area includes pixels having a second pixel structure different from the first pixel structure.

Display apparatus and method of driving the same

A display device includes a first transistor including a first electrode connected to a first power line, a second electrode connected to a third node, and a gate electrode connected to a first node, a first capacitor formed between the first power line and a second node, a second capacitor formed between the first node and the second node, an emission transistor including a first electrode connected to the third node, a second electrode, and a gate electrode connected to an emission control line, and a light emitting element connected to the second electrode of the emission transistor and a second power line.

Display device and method of driving the same

An image display system includes a graphic processor which generates an image signal, a control signal, and a variable frequency signal; and a display device which displays an image at a frame frequency corresponding to the variable frequency signal from the graphic processor. The display device includes pixels connected to emission control lines, data lines, and scan lines; a controller which provides reference data including information on reference cycles, which are cycles in which an emission control start signal is output, to the graphic processor, outputs the emission control start signal based on the control signal, and adjusting an output timing of a scan start signal based on the variable frequency signal; an emission driver which supplies emission control signals to the emission control lines based on the emission control start signal; and a scan driver which supplies scan signals to the scan lines based on the scan start signal.

Display device and image display system having the same

A content joint editing method according to an embodiment of the inventive concept may preserve the real-time property of update of edits as much as possible even if the number of editors increases when multiple editors simultaneously edit content. A content editing method can share and edit various contents without calling a separate external application in an online collaboration service. A content sharing method can manage each user's access rights to a content in individual content units in collaboration service that displays a plurality of contents at the same time in the collaboration space for sharing contents among multiple users.

Method and system for providing virtual whiteboard based collaboration service

A drying apparatus is disclosed. The drying apparatus comprises: a drum; a compressor for compressing a refrigerant; a first temperature sensor provided at an air discharge port of the drum; a second temperature sensor provided at a refrigerant discharge port of the compressor; and a processor which, when a drying cycle for an object to be dried begins, compares a first temperature sensed by the first temperature sensor with a predetermined threshold temperature so as to obtain an operation frequency of the compressor, and when a second temperature sensed by the second temperature sensor reaches a predetermined first target temperature, adjusts the operation frequency of the compressor on the basis of a third temperature calculated on the basis of the first temperature and the second temperature.

Drying apparatus and method for controlling same

A display device including: an image determiner configured to determine whether a still image is displayed by comparing first partial image data that is a portion of image data of a previous frame with second partial image data that is a portion of image data of a current frame at a first time of a first mode in which a non-moving image is displayed, and determine whether the still image is displayed by comparing first frame data that is all image data of a previous frame with second frame data that is all image data of a current frame at a second time of a second mode in which a moving image is displayed; a display panel including pixels that receive a data signal corresponding to image data; and a panel driver configured to change a frequency at which the pixels are driven according to the first and second modes.

Display device and a method for driving the same

A display device including a first substrate, a color conversion layer on the first substrate and containing a wavelength conversion material, a first conductive polarizer on the color conversion layer, and a timing controller electrically connected to the first conductive polarizer. The timing controller may measure a resistance of the first conductive polarizer to generate a compensation signal based on the measured resistance.

A display apparatus and a method for dissipating heat are provided. The display apparatus may include a housing including an inlet and an outlet; a display panel disposed in the housing; a first cooling flow path, through which a first flow of air flows, the first cooling flow path connecting the inlet to the outlet; a second cooling flow path formed in the housing to allow a second flow of air to flow around the display panel to exchange heat with the display panel; and a heat exchange device disposed in the housing. The heat exchange device may be configured to allow the second flow of air to exchange heat with the first flow of air, and supply outside air to the second cooling flow path or discharge the second flow of air in the second cooling flow path to an outside of the display apparatus.

Display apparatus and method of controlling the same

Growing community of inventors

Seoul, South Korea

Dong Gyu Lee