Samsung Display Co., Ltd.

Merck Patent Gmbh

Samsung Displayco., Ltd.

Industry-Academic Cooperation Foundation Gyeongsang National University

Samsung Sdi., Ltd.

Jaeyong Lee

Yangwan Kim

Byungsun Kim

Wonkyu Kwak

Sujin Lee

Hyunae Park

Sunja Kwon

Taekyung Kim

Minkyung Kim

Jaedu Noh

Seokgyu Yoon

Seulong Kim

Hyungjun Park

Donghyun Lee

Kyungsik Kim

Jintae Jeong

Hyosup Shin

Heeyeon Kim

Miehwa Park

Jungmin Kang

Sunghun Lee

Chiwook An

Minwoo Byun

Jaehoon Hwang

Sooyon Kim

Keonwoo Kim

Byeongguk Jeon

Hyeongpil Kim

Kunwook Cho

Pilgu Kang

Jiyoung Kwon

Soonchul Chang

Illsoo Park

Mangi Kim

Youngkook Kim

Seokhwan Hwang

Jongwoo Kim

Yoonhyun Kwak

Mugyeom Kim

Hyein Jeong

Aurélie Ludemann

Deukjong Kim

Jin-ho Kim

Changhee Lee

Mikyung Kim

Yujin Jeon

Niels Schulte

Jaejin Lyu

Jaehong Park

Eungdo Kim

Hyejin Jung

Myeongsuk Kim

Anna Hayer

Sunwoo Kang

Seunggak Yang

Jaehak Lee

Yeongrong Park

Hyeongu Cho

Yunhi Kim

Lei Hu

Myoungjin Park

Kyoung-hwan Choi

Jeonga Oh

Jingoo Kang

Gina Yoo

Jaeyoung Hwang

Eunkyung Koh

Sunjin Joo

Seongjong Park

Jeongin Yi

Hwansoo Jang

Jeongin Yl

A display apparatus includes: a thin-film transistor including a source electrode, a drain electrode, and a gate electrode; a data line in a layer different from the source electrode, the drain electrode, and the gate electrode, wherein the data line is configured to transmit a data signal; and a shield layer between the data line and a component of the thin-film transistor.

Display apparatus for preventing quality deterioration of displayed image

A light-emitting device includes: a first electrode; a second electrode; an interlayer between the first electrode and the second electrode and including an emission layer; a hole transport region between the first electrode and the emission layer; and an electron transport region between the second electrode and the emission layer, wherein the first electrode is a multi-layered electrode including: a first layer including a first material, a second layer disposed on the first layer and including a second material, and a third layer between the second layer and the hole transport region and including a third material, wherein a first surface of the third layer contacts the second layer, and a second surface of the third layer facing the first surface directly contacts the hole transport region, and the third material has a work function of greater than about 4.8 eV and less than or equal to about 6.8 eV.

Light-emitting device comprising multi-layered electrode and electronic apparatus including the same

A light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an interlayer located between the first electrode and the second electrode and including an emission layer, wherein the interlayer includes a hole transport region located between the first electrode and the emission layer, the hole transport region includes a hole injection layer, the first electrode includes a conductive oxide and a first inorganic material, and the hole injection layer includes a second inorganic material. An electronic apparatus includes the light-emitting device.

Light-emitting device and electronic apparatus including the same

Provided are a light-emitting device and an electronic apparatus including the light-emitting device. The light-emitting device includes a first electrode, a second electrode facing the first electrode, and an interlayer disposed between the first electrode and the second electrode. The first electrode includes an oxide of: tungsten (W), molybdenum (Mo), copper (Cu), nickel (Ni), vanadium (V), or any combination thereof. The interlayer includes an emission layer and a layer including a tertiary amine compound including an organic selenium moiety, and the interlayer does not include a p-dopant.

A display apparatus includes a substrate having a bending region between a first region and a second region, the bending region being configured to be bent about a bending axis that extends in one direction; a display unit on the substrate; a first wiring unit at the bending region, the first wiring unit including a first bending portion having a plurality of first holes; and a second wiring unit spaced apart from the first wiring unit and at the bending region, the second wiring unit including a second bending portion having a different shape from the first bending portion.

Display apparatus

A light-emitting device includes: a first electrode; a hole injection layer; a hole transport layer; an emission layer; an electron transport region; and a second electrode, stacked in order, wherein the hole transport layer and the hole injection layer are different from each other, the hole injection layer includes a first inorganic material, the first inorganic material is an oxide of at least one metal selected from tungsten (W), molybdenum (Mo), zinc (Zn), copper (Cu), nickel (Ni), cobalt (Co), gallium (Ga), and germanium (Ge), the first inorganic material has a work function with an absolute value of about 4.3 eV to about 5.3 eV, and the hole injection layer and the hole transport layer satisfy Equations 1 and 2:||+0.1 eV  Equation 1||+0.1 eV.  Equation 2

Light-emitting device and display apparatus including the same

A display device includes a substrate including a bending area located between a first area and a second area. The substrate is bent in relation to a bending axis. A first wiring unit including a plurality of first wirings is arranged on the substrate to sequentially extend over the first area, the bending area, and the second area. First central axes included in each of the plurality of first wirings are spaced apart from each other by a first pitch in the bending area. A second wiring unit including a plurality of second wirings is arranged on the substrate to sequentially extend over the first area, the bending area, and the second area. Second central axes included in each of the plurality of second wirings are spaced apart from each other by a second pitch greater than the first pitch in the bending area.

Display device having a bending area

Provided are an organic-light-emitting device and a display apparatus including the same. The 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 at least one light-emitting unit, wherein the at least one light-emitting unit includes: an emission layer; and a hole transport region between the first electrode and the emission layer and including a first hole transport (HT) layer, the emission layer includes a host, the first HT layer includes a first compound, a minimum bond dissociation energy (BDE) of the first compound is larger than a triplet energy (T) of the host, and a minimum bond dissociation energy (BDE) of the host is larger than the triplet energy (T) of the host.

Organic light-emitting device and display apparatus including the same

A light-emitting device includes a first electrode, a second electrode facing the first electrode, and an interlayer between the first electrode and the second electrode, the interlayer including an emission layer. The first electrode may be doped with a metal oxide having a work function of less than about −5.05 electron volts (eV), and a layer including a halide of a lanthanide may be between the first electrode and the emission layer. An electronic apparatus including the light-emitting device is also provided.

Light-emitting device and electronic apparatus comprising light-emitting device

A display apparatus includes a substrate partitioned into a central area and a peripheral area disposed adjacent to the central area. The central area includes a display area; a first insulating layer corresponding to the peripheral area of the substrate; at least one slit corresponding to a region of the first insulating layer; and a cladding layer, which covers the at least one slit, on the first insulating layer.

Display apparatus and method of manufacturing the same

A display device including: a substrate; a plurality of display elements defining a display area on the substrate and each including a pixel electrode, an opposite electrode, and an intermediate layer between the pixel electrode and the opposite electrode; a power supply wiring disposed outside the display area; an organic insulating layer on the power supply wiring and having an opening exposing the power supply wiring; a power supply electrode layer partially disposed on the organic insulating layer and including a plurality of holes over the organic insulating layer. A first portion of the power supply electrode layer overlaps the power supply wiring and a second portion of the power supply electrode layer overlaps the opposite electrode; a plurality of protrusions spaced apart from each other and respectively covering at least some of the plurality of holes; and an encapsulation layer covering the plurality of display elements.

Display device having a power supply electrode layer including a plurality of holes

A display apparatus includes a substrate having a display area with a display device to display an image, and a non-display area around the display area. The non-display area has a bending area bent about a bending axis. An encapsulation layer is located over the display area. A touchscreen layer is located over the encapsulation layer and includes a touch electrode. A touch wire is connected to the touch electrode, and extends from an upper portion of the encapsulation layer, and at least partially into the bending area. A fan-out wire configured to apply an electric signal to the display area and is at least partially disposed in the bending area. The touch wire and the fan-out wire are on different layers from each other in the bending area.

Growing community of inventors

Yongin-si, South Korea

Jaeyong Lee