Samsung Display Co., Ltd.

Yoonjee Shin

Seokje Seong

Kyunghyun Baek

Yoon-jong Cho

Wooho Jeong

Seongjun Lee

Suyeon Yun

Joonhoo Choi

Junghun Lee

Youn Joon Kim

Jae Hyun Lee

Seok Je Seong

Kyungmin Choi

Sangjo Lee

Yongjae Kim

Jusuck Lee

Hyeonsik Kim

Yoon-Jong Cho

Woo Ho Jeong

Sungho Kim

Mi Na Jang

Jinsung An

Sugwoo Jung

Woori Seo

Yunhwan Park

A pixel in which a luminance difference may be reduced during low-frequency driving, and a display apparatus including the same, there is provided a pixel that operates at a first scanning rate in a first mode and operates at a second scanning rate in a second mode, wherein the pixel includes a display element having an anode and a cathode, a first transistor that controls the magnitude of a driving current flowing to the display element according to a gate-source voltage, and a second transistor that is in an off state in the first mode and transmits a bias voltage to the first transistor in response to a first scan signal in the second mode.

Pixel and display apparatus

A display panel includes a base layer including a first area and a second area. At least one inorganic layer disposed on the base layer overlaps the first area and the second area. The at least one inorganic layer comprises a lower opening. A first thin-film transistor is disposed on the at least one inorganic layer. The first thin-film transistor includes a silicon semiconductor pattern. A second thin-film transistor is disposed on the at least one inorganic layer. The second thin-film transistor includes an oxide semiconductor pattern. A plurality of insulation layers overlap the first area and the second area. An upper opening extends from the lower opening. A signal line is electrically connected to the second thin-film transistor. An organic layer is disposed in the lower opening and the upper opening. A light emitting element is disposed on the organic layer.

Display panel and method for manufacturing the same

A display device includes a display panel including a first sub-pixel which displays a first color and is connected to a first data line and a gate line, a gate driver which provides a gate signal to the gate line, a source driver which provides a data voltage to the first data line in a display scan period of a frame and provides a first self-scan voltage to the first data line in a self-scan period of the frame, and a timing controller which calculates a first ratio of each of grayscale values of first color image data for the first color of the frame and determines the first self-scan voltage based on the first ratio.

Display device

A display panel includes a base layer, a first thin film transistor disposed on the base layer and including a silicon semiconductor pattern, a first control electrode is spaced apart from the silicon semiconductor pattern. A first input electrode is connected to a first side of the silicon semiconductor pattern. A first output electrode is connected to a second side of the silicon semiconductor pattern. The display panel includes a second thin film transistor. An organic light emitting diode includes a first electrode connected to the first thin film transistor, a second electrode, and an emission layer. A first insulating layer includes openings exposing the first side and the second side of the silicon semiconductor pattern, respectively. The first input electrode and the first output electrode are positioned in the openings respectively.

Display panel including thin film transistors having different semiconductor materials from each other

A display panel includes two or more gate layers including a plurality of gate patterns extending in a first direction and one or more source-drain layers including a plurality of source-drain patterns extending in a second direction crossing the first direction. The gate patterns of the two or more gate layers are curved or bent along a hole surrounding area corresponding to a periphery of a hole in an active area. The source-drain patterns of the one or more source-drain layers are curved or bent along the hole surrounding area. The gate patterns of at least one of the two or more gate layers overlap the source-drain patterns of at least one of the one or more source-drain layers in a thickness direction of the display panel in the hole surrounding area.

Display panel and display apparatus including the same

A display panel includes a base layer, a first thin film transistor disposed on the base layer and including a silicon semiconductor pattern, a first control electrode is spaced apart from the silicon semiconductor pattern. A first input electrode is connected to a first side of the silicon semiconductor pattern. A first output electrode is connected to a second side of the silicon semiconductor pattern. The display panel includes a second thin film transistor. An organic light emitting diode includes a first electrode connected to the first thin film transistor, a second electrode, and an emission layer. A first insulating layer includes openings exposing the first side and the second side of the silicon semiconductor pattern, respectively. The first input electrode and the first output electrode are positioned in the openings, respectively.

A rollable display device including a flexible display panel; a housing inside which the flexible display panel is rolled and accommodated; a first flexural member in the housing, the first flexural member contacting a first surface of the flexible display panel to bend the first surface; a second flexural member in the housing and spaced apart from the first flexural member in a first direction, the second flexural member contacting a second surface of the flexible display panel to bend the second surface; a reel core in the housing and the flexible display panel is rollable around a reel core.

Rollable display device

A display apparatus includes a flexible display part expressing images, a housing accommodating the display part, the display part being drawn into and out of the housing, a revolving part in the housing, the display part being wound on the revolving part in a predetermined rotation direction, a fixing part in the housing, the fixing part securing the display part when fully spread out, and a pressing part connected to an interior of the housing, the pressing part pressing the fixing part toward the revolving part.

Display apparatus

Growing community of inventors

Ulsan, South Korea

Yoonjee Shin