Samsung Display Co., Ltd.

Kwanghyun Kim

Youngkook Kim

Seokhwan Hwang

Jongwoo Kim

Sanghyun Han

Sooyon Kim

Sangwook Lee

Haejin Kim

Kangmoon Jo

Dahye Kim

Hyejin Jung

Sangwoo Sohn

Yunmo Chung

Dokeun Song

Jungbae Song

Yung Bin Chung

Younho Han

Heon Sik Ha

Yeoungkeol Woo

Byoungki Kim

Heekwang Song

Mieun Jun

Minkyung Kim

Yun Sik Jang

Woo-Seok Jeon

Mina Kim

Miehwa Park

Jeonga Oh

Kyunghwan Jeon

Heonsik Ha

A manufacturing method of a mask assembly includes forming a cell mask including masking patterns and a mesh frame including conductive patterns disposed to correspond to the masking patters and disposing the cell mask and the mesh frame on a mask frame. The forming the cell mask and the mesh frame includes forming a polymer layer, a conductive layer, and a hard masking layer, forming a mask pattern layer including etch patterns, and forming the cell mask and the mesh frame using the mask pattern layer.

Mask assembly and method of manufacturing the same

A display apparatus includes a base substrate, an active pattern disposed on the base substrate, a gate insulation layer disposed on the active pattern, a gate electrode disposed on the gate insulation layer and overlapping the active pattern, a first insulation layer disposed on the gate electrode and having a total amount of hydrogen of about 5 atomic percent (at. %) to about 30 at. %, and a source electrode and a drain electrode which are disposed on the first insulation layer and are electrically connected to the active pattern.

Display apparatus and method of manufacturing the same

A display apparatus includes a first pixel, a second pixel, and a third pixel which emit light of different colors from one another, a first insulating layer on a first display element of the first pixel, and a second insulating layer on the first insulating layer. The first insulating layer defines a first opening portion corresponding to the first display element, the second insulating layer defines a first opening corresponding to the first opening portion, and the first opening portion has a first extension portion which extends in a first direction and at least partially exposes the second insulating layer.

Display apparatus including color-conversion layer and filter layer stacked in different insulating layers, and method of manufacturing the same

Display apparatus including color-conversion layer and filter layer stacked in different insulating layers

A compound represented by Formula 1, and an organic light-emitting device including the compound represented by Formula 1: When the compound represented by Formula 1 is included in the electron transport layer of an organic light-emitting device, the device may have high efficiency, a lower driving voltage, high luminance, excellent I-V-L characteristics, and/or a long lifespan.

Compound and organic light-emitting device including the same

The present disclosure provides a condensed-cyclic compound represented by Formula 1, in which one selected from Rto Ris a monoamine represented by Formula 2:  The condensed-cyclic compound represented by Formula 1 may act as a hole transport material having a suitable energy level and band-gap. Further, the condensed-cyclic compound represented by Formula 1 has a fused core, and accordingly may have a high glass transition temperature (Tg), high melting point, and improved resistance to high temperatures. Therefore an organic light-emitting device including the condensed-cyclic compound represented by Formula 1 may retain high durability during storing and/or driving.

Condensed-cyclic compound and organic light emitting device comprising the same

A compound represented by Formula 1, and an organic light-emitting device including the compound: In Formula 1, when Land/or Lis a phenyl group, a pyridyl group, a pyrimidyl group, and/or a 1,3,5-triazinyl group having binding sites that are ortho- or meta- to each other, and the compound of Formula 1 is included the second hole transport layer (HTL2), the efficiency and luminance half-life of a device may increase due to the HTL2 having a higher T(e.g., triplet) energy level compared to examples in the related art using a para-substituted phenyl linker.

Compound and organic light-emitting device including same

A display device includes a first substrate, a first electrode on a first surface of the first substrate, a first polarizing plate on a second surface of the first substrate which faces the first surface, a liquid crystal layer on the first electrode, a second polarizing plate on the liquid crystal layer, a color conversion layer on the second polarizing plate, the color conversion layer including a plurality of color conversion portions, and a second substrate on the color conversion layer. The first polarizing plate includes a first polarizer, a phase compensation layer and a second polarizer which are sequentially disposed, and an absorption axis of the first polarizer and an absorption axis of the second polarizer are parallel to each other.

Display device

An organic light-emitting device includes a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode and including an emission layer, wherein the organic layer includes a compound of Formula 1: wherein R, R, X, m, and n in Formula 1 are as defined in the specification.

Compound and organic light-emitting device comprising the compound

An organic light-emitting device includes a first electrode; a second electrode facing the first electrode; and an organic emission layer between the first electrode and the second electrode. The organic emission layer may include a compound represented by Formula 1: wherein Formula 1 contains an indenoindenyl moiety. The compound may increase hole mobility in the device when used as a hole transport and/or hole injection material, thereby improving its lifetime, current, voltage, and luminescent characteristics.

A condensed-cyclic compound is represented by Formula 1: where Xand Rto Rare as defined in the specification, and at least one of Rto Ris a group represented by Formula 2, and at least one of Rto Ris a group represented by Formula 3: where L, L, Arto Ar, a1 and a2 are as defined in the specification.

Condensed-cyclic compound and organic light-emitting device including the same

A condensed cyclic compound is represented by Formula 1: where Rto Rare as defined in the specification and at least one of Rto Ris a group represented by Formula 2, and at least one of Rto Ris a group represented by Formula 3; where L, L, Arto Ar, a1 and a1 are as defined in the specification. An organic light-emitting device including the condensed cyclic compound.

A condensed cyclic compound represented by Formula 1:  An organic light-emitting device including a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, the organic layer including an emission layer, and further including at least one of the condensed cyclic compounds of Formula 1.

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Yongin-si, South Korea

Kwanghyun Kim