Samsung Display Co., Ltd.

Samsung Sdi Co., Inc.

Samsung Electronics Co., Ltd.

Samsung Displayco., Ltd.

Sangshin Lee

Eun Sun Yu

Sanghoon Kim

Seungjin Lee

Jongsung Park

Sung-Hyun Jung

Dong Min Kang

Byoungkwan Lee

Jun Seok Kim

Ho Kuk Jung

Sangmin Yi

Jongbum Kim

Byungku Kim

Kipo P Jang

Namheon Lee

Dongyeong Kim

Youngkwon Kim

Jinhyun Lui

Seungjae Lee

Sewan Son

Moosoon Ko

Jingoo Jung

Sujin Han

Sunghoon Moon

Dong Wan Ryu

Hyung Sun Kim

Soyeon Kim

Hun Rae Kim

Hyunjung Kim

Jiyoun Lee

Junseok Kim

Sangmin Kim

Jongwon Choi

Byoung-Hun Sung

Dalho Huh

Chang Ju Shin

Yongsuk Cho

Banglin Lee

Seungin Park

Changwoo Kim

Dmitry Kravchuk

Hanill Lee

Ho-Kuk Jung

Ran Namgung

Eunjoung Jung

Mingoo Kang

Jongwoo Won

Chunkeun Jang

Ohseob Kwon

Dongjin Ha

Yongje Jeon

Jongwon Chae

Jinseok Jang

Jinseock Ma

Jaesuk Dustin Moon

Jihun Shin

Giwook Kang

Pyeongseok Cho

Eunjeong Choi

Hyungyu Lee

Yeonju Kang

Minchul Song

Soohyun Min

Jun Yeob Lee

Yoonman Lee

Youngkyoung Jo

Euigyu Kim

Yasushi Koishikawa

Yuna Jang

Seil Kim

Jongdae Lee

Sungwoo Jung

Mijin Lee

Daewon Baek

Sunwoong Shin

Yonghwan Kim

Min Seok Seo

Junhyeuk Ko

Jiyun Chun

Kookchol Park

Youngeun Ryu

Hongkyun Ahn

Minji Jang

Seungju Hong

Joohee Seo

Youngsung Park

Hong-kyun Ahn

Kyunghee Hyung

Sangyun Lee

Sooyoung Jeong

Dongmin Kang

Byeonggwan Lee

Yong Joo Cho

Eui Su Kang

Jonghoon Ko

Nanheon Lee

Mounggon Kim

Byoung-hun Sung

An organic optoelectronic device includes an anode and a cathode facing each other, a light emitting layer disposed between the anode and the cathode, the light emitting layer including a first compound represented by a combination of Chemical Formula 1 and Chemical Formula 2, and a second compound represented by Chemical Formula 3, a hole transport layer disposed between the anode and the light emitting layer, and a hole transport auxiliary layer disposed between the light emitting layer and the hole transport layer, the hole transport auxiliary layer including a third compound represented by Chemical Formula 4. Details of Chemical Formula 1 to Chemical Formula 4 are the same as described in the specification.

Organic optoelectronic device and display device

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

Methods of manufacturing a display device may increase the light transmittance and/or the high sound transmittance thereof by precisely patterning the auxiliary subpixel opposite electrode of the display element of the display device.

Display device, mask frame, and apparatus and method of manufacturing the display device

A display device is provided. The display device includes: a substrate, a first display area in which a plurality of main sub-pixels are arranged on the substrate, and a second display area in which a basic unit is arranged, the basic unit including an auxiliary light-emitting area, in which a plurality of auxiliary sub-pixels are arranged on the substrate, and a transmission portion, wherein each of the plurality of auxiliary sub-pixels includes a pixel electrode on the substrate, an intermediate layer on the pixel electrode, and an opposite electrode on the intermediate layer, wherein intermediate layers of auxiliary sub-pixels for emitting light of a same color from among the plurality of auxiliary sub-pixels are connected to each other.

Display device including auxiliary sub-pixels having connected intermediate layers

Disclosed are a composition for an organic optoelectronic device including a first compound for an organic optoelectronic device represented by a combination of Chemical Formula 1 and Chemical Formula 2 and a second compound for an organic optoelectronic device represented by Chemical Formula 3, an organic optoelectronic device, and a display device. In Chemical Formula 1 to Chemical Formula 3, definitions of each substituent are the same as defined in the specification.

Composition for organic optoelectronic device, organic optoelectronic device, and display device

A compound for an organic optoelectronic device, a composition for an organic optoelectronic device including the same, an organic optoelectronic device, and a display device, the compound being represented by a combination of Chemical Formula 1 and Chemical Formula 2:

Compound for organic optoelectronic device, composition for organic optoelectronic device, organic optoelectronic device, and display device

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

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 assembly includes a first mask area including first opening areas, and a second mask area including second opening areas having centers located at vertices of virtual squares in a row direction and a column direction, half-etching areas having centers located at centers of the virtual squares, and a non-etching area surrounding the second opening areas and the half-etching areas. Each of the second opening areas includes a base portion and at least one protrusion portion protruding from the base portion.

Mask assembly and apparatus for manufacturing display device

The present invention is related to a first compound for an organic optoelectronic device represented by Chemical Formula 1, a composition for an organic optoelectronic device including the same, an organic optoelectronic device, and a display device. In Chemical Formula 1, definitions of each substituent are the same as defined in the specification.

The present invention relates to a compound for an organic optoelectronic device, represented by Chemical Formula 1; a composition for an organic optoelectronic device, including same; an organic optoelectronic device; and a display device. The description of Chemical Formula 1 is the same as that defined in the specification.

A composition for an organic optoelectronic device, an organic optoelectronic device including the same, and a display device, the composition including a first compound represented by Chemical Formula 1 and a second compound represented by a combination of Chemical Formula 2 and Chemical Formula 3,

Composition for organic optoelectronic device, organic optoelectronic device and display device

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Yongin-si, South Korea

Sangshin Lee