Samsung Display Co., Ltd.

Ha-Jin Song

Sang-Woo Pyo

Byeong-Wook Yoo

Ji-Young Kwon

Ji-Hwan Yoon

Hyo-Yeon Kim

Hye-Yeon Shim

Bum-Suk Lee

Ji-Myoung Ye

Kwan-Hee Lee

Sang-Woo Lee

Heun-Seung Lee

Kyul Han

Hyo Yeon Kim

Se-Hun Kim

Dae-Yup Shin

Seung-Mook Lee

Yi-Seul Kim

A donor substrate for a laser transfer includes a base layer, a primer layer disposed on the base layer, a light-to-heat conversion layer disposed on the primer layer, and an intermediate layer disposed on the light-to-heat conversion layer, where the light-to-heat conversion layer includes graphene.

Donor substrate and method for manufacturing organic light emitting diode display

An organic light-emitting device including a first light-emitting region, a second light-emitting region, and a third light-emitting region. The organic light-emitting device includes a substrate; a first electrode layer on the substrate; a hole injection layer on the first electrode layer; a common emission layer on the hole injection layer; a first resonance assistance layer on the common emission layer in the first light-emitting region and a second resonance assistance layer on the common emission layer in the second light-emitting region.

Organic light-emitting device

An organic light emitting diode display includes: a substrate; a thin film transistor provided on the substrate; a first electrode connected to the thin film transistor; an organic emission layer provided on the first electrode; an interlayer provided on the organic emission layer; an electron auxiliary layer provided on the interlayer and including an electron injection layer (EIL) and an electron transport layer (ETL); and a second electrode provided on the electron auxiliary layer, wherein the interlayer is made by mixing a material of the electron auxiliary layer.

Organic light emitting diode display and manufacturing method thereof

A first conductive member is positioned on a base substrate. A second conductive member is positioned on the first conductive member, the second conductive member being electrically coupled to the first conductive member, and having a resistivity higher than that of the first conductive member. A mask substrate is positioned on the second conductive member. A portion of the mask substrate that contacts the second conductive member is removed.

Method of manufacturing mask substrate and method of manufacturing organic electroluminescent display using the same

An organic light emitting display device includes a first electrode, a second electrode facing the first electrode, an organic light emitting layer disposed between the first and second electrodes, a first auxiliary structure and a second auxiliary structure both of which are disposed between the first and second electrodes. The first electrode is disposed on a substrate having a first sub-pixel region, a second sub-pixel region and a third sub-pixel region. The organic light emitting layer includes a first organic light emitting layer, a second organic light emitting layer and a third organic light emitting layer. The first auxiliary structure includes a first doping pattern, a first resonance auxiliary pattern, a second doping pattern and a second resonance auxiliary pattern. The second auxiliary structure includes a third doping pattern, a third resonance auxiliary pattern, a fourth doping pattern and a fourth resonance auxiliary pattern.

Organic light emitting display device and method of manufacturing the same

A device for manufacturing an organic light-emitting display panel and a method of manufacturing an organic light-emitting display panel by using the same. A device for manufacturing an organic light-emitting display panel includes a plurality of chambers; a deposition unit configured to form a transfer layer on a film supplied into the plurality of chambers in a roll-to-roll process; and a laser thermal transfer device configured to transfer a pattern of the transfer layer formed on the film onto a substrate that is supplied into a chamber of the plurality of chambers.

Device for manufacturing organic light-emitting display panel and method of manufacturing organic light-emitting display panel using the same

A donor film includes a base film including a first area and a second area surrounding the first area, the second area having an organic material binding property that is different from an organic material binding property of the first area, a light-to-heat conversion pattern on the base film at the first area, a reflection layer on the base film at the second area, and a transfer layer on the light-to-heat conversion pattern and the reflection layer.

Donor film, method of manufacturing the same, and method of manufacturing organic light emitting display using the same

A full color light emitting device having a reduced driving voltage includes a substrate having a first subpixel, a second subpixel, and a third subpixel. A plurality of first electrodes are in the first subpixel, the second subpixel, and the third subpixel. A second electrode faces the first electrode. An emission layer is between the first electrode and the second electrode. The emission layer includes a first emission layer in the first subpixel for emitting a first color light in the first subpixel, a second emission layer in the first subpixel for emitting a second color light in the second subpixel, and a third emission layer in the first subpixel, the second subpixel and the third subpixel, for emitting a third color light in the third subpixel. The third emission layer includes at least one compound represented by Formula 1: 

Organic light emitting device

A donor substrate includes a base layer, a light to heat conversion layer on the base layer, an interlayer on the light to heat conversion layer, a low molecular weight transfer layer on the interlayer and an organic transfer layer on the low molecular weight transfer layer. The low molecular weight transfer layer includes an element in Group I or a compound of elements in Group I and Group VII.

Donor substrates, methods of manufacturing donor substrates, organic light emitting display devices and methods of manufacturing organic light emitting display devices

An organic light emitting display device includes a substrate including first, second and third sub-pixel regions, a first electrode formed in each of the first sub-pixel region, the second sub-pixel region, and the third sub-pixel region of the substrate, a first light emitting layer formed on the first electrode of each of the first sub-pixel region, the second sub-pixel region, and the third sub-pixel region, spacer layers formed on the first light emitting layer of the first sub-pixel region and the second sub-pixel region and including a material of the first light emitting layer, a second light emitting layer formed on the spacer layer of the first sub-pixel region, a third light emitting layer formed on the spacer layer of the second sub-pixel region, and a second electrode formed on the first light emitting layer, the second light emitting layer, and the third light emitting layer.

Organic light emitting display device

In a donor film, an organic light emitting diode display manufacturing method using the same, and an organic light emitting diode display manufactured by using the method, the donor film includes a donor substrate and a transfer layer formed on the donor substrate. The donor substrate includes a base film, a light-to-heat conversion (LTHC) layer disposed on the base film, and a curved interlayer film provided on the light-to-heat conversion layer and having a wrinkled side. The transfer layer includes an organic emission layer which is formed so as to be curved along a shape of the wrinkled side of the curved interlayer film.

Donor film, method for manufacturing organic light emitting diode display using the same, and organic light emitting diode display manufactured by using the method

A donor substrate includes a base substrate, a light to heat conversion layer, a buffer layer and a transfer layer. The light to heat conversion layer may be disposed on the base substrate. The buffer layer may be disposed on the light to heat conversion layer. The buffer layer may include at least one porous layer having a plurality of pores. The transfer layer may be disposed on the buffer layer.

Donor substrates, laser induced thermal imaging methods using donor substrates and methods of manufacturing organic light emitting display devices using donor substrates

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Yongin, South Korea

Ha-Jin Song