Samsung Display Co., Ltd.

Samsung Electronics Co., Ltd.

Samsung Displayco., Ltd.

Seoul National University

Seungjin Lee

Sangshin Lee

Sanghoon Kim

Jongsung Park

Eunjoung Jung

Sangmin Yi

Jongyoon Lee

Jaesuk Dustin Moon

Yunhwan Jung

Sunyool Kang

Jongbum Kim

KyoungMin Koh

Dawoon Choi

Yeonju Kang

Sangmin Kim

Byoung-Hun Sung

Young-ho Lee

Seok-Jun Lee

Jonghoon Kim

Euigyu Kim

Seil Kim

Daewon Baek

Jinseong Yun

Yonghwan Kim

Jeonghyeon Cho

Jooho Kim

Minji Hwang

Jiyun Chun

Kyoungsun Kim

Sungjoo Park

Seungju Hong

Youngeun Ryu

Donyun Kim

Yunhyoung Nam

Heejin Cho

Kyoil Koo

Minchul Song

Hong-kyun Ahn

Soonik Cho

Jongbeom Park

Yunkyoung Song

Byoung-hun Sung

A display apparatus includes a first pixel and a second pixel arranged on a substrate and adjacent to each other; and each including a common layer and an opposite electrode each being provided as a body; a pixel-defining layer including openings respectively corresponding to the first pixel and the second pixel and defining emission areas; and a structural layer arranged on the pixel-defining layer and including an upper surface, a first lateral surface, and a second lateral surface. The first lateral surface is connected to the upper surface and has a slope tapered in a reverse direction. The second lateral surface is connected to the upper surface and has a slope tapered in a forward direction. Each of the common layer and the opposite electrode includes a discontinuous portion disconnected by the first lateral surface.

Display apparatus

A display device includes a first sub-pixel having a quadrangular shape; a second sub-pixel arranged to face a side of the first sub-pixel, the second sub-pixel having a quadrangular shape; and a third sub-pixel arranged to face a side of the first sub-pixel and spaced apart from the second sub-pixel, the third sub-pixel having a quadrangular shape, wherein a distance from the second sub-pixel to the side of the first sub-pixel that the second sub-pixel faces and a distance from the third sub-pixel to the side of the first sub-pixel that the third sub-pixel faces are different from each other.

Display device, mask assembly, and apparatus for manufacturing display device

A display panel includes first display regions, and a second display region between the two first display regions. Each of the first display regions includes first pixels. The second display region includes second pixels disposed in a second direction intersecting a first direction. Each of the second pixels include a first color light-emitting element, a second color light-emitting element, and a third color light-emitting element which are disposed in the first direction. An arrangement of the first color light-emitting element, the second color light-emitting element, and the third color light-emitting element of each of the first pixels may be different from an arrangement of the first color light-emitting element, the second color light-emitting element, and the third color light-emitting element of each of the second pixels.

Display panel and deposition apparatus

A display panel, in which a plurality of first emission areas, a plurality of second emission areas, and a plurality of third emission areas are defined, includes a first spacer spaced apart from one of the plurality of third emission areas in a first direction, a second spacer spaced apart from the first spacer in the first direction, and a plurality of protruding portions spaced apart from the plurality of third emission areas in a second direction crossing the first direction, wherein m third emission areas (m is an integer greater than or equal to 4) among the plurality of third emission areas are between the first spacer and the second spacer.

Display panel with spacers every four or more pixels

A display apparatus includes: a first pixel electrode of a first pixel; a second pixel electrode of a second pixel adjacent to the first pixel, the first and second pixels to emit light of different colors from each other; a first lower emission layer on the first pixel electrode; a second lower emission layer on the second pixel electrode; a first upper emission layer on the first lower emission layer; a second upper emission layer on the second lower emission layer; a charge generation layer between the first lower emission layer and the first upper emission layer, and between the second lower emission layer and the second upper emission layer; and a counter electrode extending across the first upper emission layer and the second upper emission layer. The charge generation layer includes first and second parts, and electrical conductivities of the first and second parts are different from each other.

Display apparatus including layer with a plurality of parts having different electrical conductivities on emission layers

An electronic device includes: a multilayered base substrate including a plurality of substrate bases stacked on each other; a first conductive via and a second conductive via penetrating the substrate bases and spaced from each other; a conductive line electrically connecting the first conductive via and the second conductive via to each other and disposed on at least one of the substrate bases of the plurality of substrate bases; and an open stub including a first end and a second end, wherein the first end is connected to a connector of the conductive line, and the second end is opened.

Electronic device having multilayered substrate and manufacturing method thereof

A display apparatus includes: a substrate having a plurality of first group areas spaced apart from each other; a first pixel electrode and a second pixel electrode in each of the plurality of first group areas; a first intermediate layer on the first pixel electrode; a second intermediate layer on the second pixel electrode; an opposite electrode on the first intermediate layer and the second intermediate layer; and a plurality of first capping layers on the opposite electrode and spaced apart from each other to correspond to the plurality of first group areas.

Display apparatus comprising plurality of first capping layers spaces apart from each other and method of manufacturing the same

A mask frame includes a support substrate including a plurality of inner side surfaces. The plurality of inner side surfaces defines a first opening through the support substrate. A heat dissipation plate is disposed on the plurality of inner side surfaces. A plurality of fixing portions is disposed between the support substrate and the heat dissipation plate. The plurality of fixing portions includes a plurality of adhesive portions attaching the support substrate to the heat dissipation plate.

Mask frame and deposition apparatus including the same

A mask includes: a body portion including a cell area, and a peripheral area surrounding the cell area, the body portion having a plurality of cell openings defined therein; and a plurality of mark patterns at the peripheral area. The cell area includes: a first area; and a second area adjacent to the first area, and the plurality of cell openings includes: first cell openings defined at the first area, and spaced from each other; and second cell openings defined at the second area, and spaced from each other. Each of the mark patterns includes at least one recess portion, and has a point-symmetrical shape with respect to a corresponding symmetry point.

Mask and mask assembly

A method for detecting a stochastic weak point of a layout pattern of a semiconductor integrated circuit includes: forming a semiconductor integrated circuit by exposing a wafer which is masked by a layout pattern and coated with a photoresist to light, and etching the circuit according to the layout pattern, calculating line edge roughness (LER) of the circuit, and calculating a variability constant for fitting the line edge roughness to a normal distribution from a polymer concentration value of the photoresist. The polymer concentration value is calculated from modeling the layout pattern, a total value of intensity of light reaching the photoresist, and an intensity value of light reaching one point of the photoresist. The method further includes calculating a probability distribution of the polymer concentration value of the layout pattern based on the variability constant, and calculating a stochastic weak point of the layout pattern from the probability distribution.

Method for detecting stochastic weak points of layout pattern of semiconductor integrated circuit and computer system performing the same

A display apparatus includes a substrate, a pixel definition layer arranged over the substrate and including at least one opening area, and an organic emission layer arranged over the pixel definition layer and covering the opening area, wherein a center of the opening area and a center of the organic emission layer are arranged at different positions in a plan view.

Display apparatus and method of manufacturing the same

A mask assembly includes a mask and a blocking stick. The mask includes a pattern region formed therein with openings and extends in a first direction. The blocking stick is disposed under the mask and overlaps a first side portion of the mask. The mask further includes dummy opening regions and opening regions. The dummy opening regions are arranged in the first direction in the first side portion of the mask, and are formed therein with openings. The opening regions are arranged in the first direction in a second side portion which is opposite to the first side portion of the mask and correspond to the dummy opening regions, respectively. The number of the openings per a unit area in each of the dummy opening region and the opening region is smaller than the number of the openings per a unit area in the pattern region.

Mask assembly

A mask frame includes a first horizontal portion, a second horizontal portion disposed under the first horizontal portion, at least one vertical portion connecting the first horizontal portion and the second horizontal portion and a tensile bar coupled to the first horizontal portion, and the tensile bar is configured to apply a contraction force to the first horizontal portion in a longitudinal direction of the tensile bar.

Mask frame and method of manufacturing the same

A flux dotting tool is provided that includes: a housing having an internal space and a plurality of through-holes extending from the internal space to an outside of the housing; a plurality of flux pins disposed in the internal space to correspond to the plurality of through-holes, respectively, wherein each of the plurality of flux pins includes a flux holding portion extending in a first direction and that is exposed to the outside of the housing, and a flux blocking structure protruding in a second direction, perpendicular to the first direction, from a side surface of the flux holding portion, and the flux blocking structure is configured to limit a flux wetting region; and an elastic structure disposed on the plurality of flux pins in the internal space and configured to impart elastic force in the first direction.

Flux dotting tool

Growing community of inventors

Yongin-si, South Korea

Seungjin Lee