Samsung Display Co., Ltd.

Samsung Electronics Co., Ltd.

Lapto Co., Ltd.

Kyungsik Kim

Jaeweon Hur

Sungwook Kim

Seulong Kim

Dongchan Lee

Hyewon Choi

Tsuyoshi Naijo

Seungjin Chu

Hyein Jeong

Sungsoo Bae

Seokgyu Yoon

SeulOng Kim

Jaeyong Lee

Kunwook Cho

Beomjun Cheon

Jungmin Kang

Seungkuk Lee

Jinsoo Choi

Yun-seok Eo

Sang-geun Lee

Sehee Lim

Sung-Soo Bae

Hyeongpil Kim

Seung-Jin Chu

Yunjee Park

Sung-soo Bae

Jaejin Lyu

Eungdo Kim

Yeongrong Park

Sangmin Kang

Hyeongu Cho

Soungwook Kim

Juwan Maeng

Munsoo Kim

Eu-gene Oh

Kap-jong Han

Kiyong Park

The display device includes an array substrate including a display area in which pixels are located, a peripheral area adjacent to the display area, and a pad area adjacent to the peripheral area and in which pad electrodes are located, an electrified layer under the array substrate, a first driving member on the array substrate at the pad area, a flexible circuit film including connection lines respectively electrically connected to the pad electrodes, a conductive connecting part electrically connected to the electrified layer by passing through the array substrate at the pad area, and a covering member covering a portion of the flexible circuit film and the first driving member at the pad area, and electrically connected to the conductive connecting part.

Display device and manufacturing method of 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.

An example host device for communicating with an electronic device includes a plurality of communication interfaces including a plurality of universal serial bus (USB) host controllers to communicate with the electronic device through a plurality of USB buses; a memory; and a processor. The processor is configured to obtain, from the plurality of USB host controllers, information about a plurality of physical endpoints that each of the plurality of USB host controllers uses for communication, configure one or more logical endpoints, based on the information about the plurality of physical endpoints, and perform communication with the electronic device through the plurality of physical endpoints of the plurality of USB host controllers by controlling the plurality of USB host controllers through the logical endpoints.

Host device communicating with electronic device and communication method of host device

An organic light-emitting device in which a hole transport region includes a first hole transport stack, a second hole transport stack between the first hole transport stack and an emission layer, and an electron blocking layer between the second hole transport stack and the emission layer, wherein a HOMO energy level of the hole transport region satisfies a certain equations. The organic light-emitting devices according to embodiments of the present disclosure may have high efficiency and a long lifespan.

Organic light-emitting device and apparatus including the same

An organic light-emitting device includes a mixed layer, an emission layer, and a buffer layer and satisfies one of Equation 1 or Equation 2 and Equation 3:1()≥1(Mix)+0.3 eV  Equation 11()≥1(Mix)+0.3 eV  Equation 21(Mix)<1(Buffer)+0.5 eV.  Equation 3.

An organic light-emitting display apparatus including; a first pixel electrode, a second pixel electrode, a third pixel electrode; a first lower functional layer, a second lower functional layer, and a third lower functional layer; a first organic emission layer for emitting a first color, a second organic emission layer for emitting a second color, and a third organic emission layer for emitting a third color; an opposite electrode; and a first upper functional layer, a second upper functional layer, and a third upper functional layer respectively disposed between the opposite electrode and the first organic emission layer, the second organic emission layer, and the third organic emission layer and each having a thickness that is equal to or greater than about 1300 Å and less than or equal to about 1800 Å.

Organic light-emitting diode having color distances between pixel electrodes and organic emission layers and light-emitting display apparatus comprising the same

A light emitting element includes: a first electrode, a second electrode facing the first electrode, a first light emitting layer between the first electrode and the second electrode to emit a first light, a second light emitting layer between the first light emitting layer and the second electrode to emit a second light, and an intermediate layer including a host material between the first light emitting layer and the second light emitting layer and, wherein the intermediate layer has a thickness of from about 90 nm to 170 nm.

Light emitting element and display panel including the same

An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; an organic layer between the first electrode and the second electrode and comprising an emission layer; and an electron transport region between the emission layer and the second electrode, wherein the electron transport region comprises a first auxiliary layer and a second auxiliary layer, the first auxiliary layer is between the emission layer and the second auxiliary layer, the first auxiliary layer comprises a first compound, the second auxiliary layer comprises a second compound, the second compound comprises at least one π electron-depleted nitrogen-containing ring, and the organic light-emitting device satisfies equations: T1(EML)≥T1(AXL1)+0.3 eV and T1(AXL2)≥T1(AXL1)+0.5 eV.

An organic electroluminescence device of an embodiment includes a first electrode, a hole transport region on the first electrode, an emission layer on the hole transport region, an electron transport region on the emission layer and a second electrode on the electron transport region, wherein the emission layer includes a spiro compound containing an aryl amine group and an indenoindole derivative, thereby showing high emission efficiency and the emission layer emits green light.

Organic electroluminescence device and spiro compound for organic electroluminescence device

A light-emitting device including: first and second electrodes facing each other; an emission layer located therebetween; and a charge transport region located between the emission layer and the first electrode. Light emitted from the emission layer passes to the outside through the second electrode, the first electrode is a reflective electrode, the first electrode includes a transparent layer and a reflective layer, a distance between i) an interface between the transparent layer of the first electrode and the charge transport region and ii) an interface between the emission layer and the charge transport region is a first resonance distance of light emitted from the emission layer, and a distance between a) an interface between the reflective layer of the first electrode and the transparent layer of the first electrode and b) an interface between the emission layer and the charge transport region is a second resonance distance of light emitted from the emission layer.

Light-emitting device having low driving voltage, high luminescence efficiency, and long life span, and electronic apparatus including 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 method for manufacturing a display device is provided. A process of forming an inspection pattern, in which a protective film unit is partially removed in a thickness direction, in a pad area portion of the protective film unit, which corresponds to a pad area of a display unit, may be performed, and then, a process of delaminating the pad area portion of the protective film unit may be performed. A process of checking whether the inspection pattern exists may be performed to check whether the delamination has succeeded, and, at the same time, a process of measuring distances from an alignment mark to each of a long side and a short side of the display unit may be performed.

Display device including an inspection pattern and method for manufacturing of the display device

An organic electroluminescence device of an embodiment includes a first electrode, a second electrode opposite the first electrode, and an emission layer between the first electrode and the second electrode, wherein the emission layer includes a polycyclic compound represented by Formula 1, thereby showing improved emission efficiency.

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Suwon-si, South Korea

Kyungsik Kim