Samsung Display Co., Ltd.

Samsung Mobile Display Co., Ltd.

Samsung Electronics Co., Ltd.

Cheil Industries Inc.

Duk San Neolux Co., Ltd.

O-Hyun Kwon

Dong-Woo Shin

Byoung-Ki Choi

Yu-Jin Kim

Sang-Hoon Park

Seul-Ong Kim

Jhun-mo Son

Myeong-Suk Kim

Eun-Sil Han

Kyul Han

Woon-Jung Paek

Che-Un Yang

Young-Hun Byun

Jong-jin Park

Yi-Yeol Lyu

Das Rupasree Ragini

Hee-Kyung Kim

Jung-bae Song

Young-Mok Son

Mie-Hwa Park

Yu-ri Choi

Tae-Woo Lee

Seung-Gak Yang

Kyu-young Hwang

Byoung-ki Choi

Tae-yong Noh

Kwan-Hee Lee

Sung-Wook Kim

Young-jun Park

Lyong-Sun Pu

Sang-hoon Park

Sang-cheol Park

Kyu-sik Kim

Joon-Yong Park

Shinichiro Tamura

Jung-Gyu Nam

Bum-Sung Lee

Haa-Jin Yang

Hye-suk Jo

Chang-woo Kim

Sang-dong Kim

Embodiments of the present invention include an amine-based compound represented by Formula 1, an organic light-emitting diode including the amine-based compound, and an organic light-emitting apparatus including the amine-based compound. 

Amine-based compound, organic light-emitting diode including the same, and organic light-emitting apparatus including the amine-based compound

A condensed cyclic compound represented by one of Formulae 1A to 1D: 

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

A condensed cyclic compound represented by Formula 1: wherein in Formula 1, Groups Xto X, L, L, R, and R, and variables a11, a12, b11, b12, c11, and c12 are described in the specification.

A pyrene-based compound and an organic light-emitting diode including the pyrene-based compound are provided. The pyrene-based compound of Formula 1 above may emit blue light having high color purity. For example, an organic light-emitting diode including the pyrene-based compounds of the invention may emit blue light having a y coordinate with a color purity of 0.1 or less, for example, a color purity of 0.09 or less, which is near to the NTSC or sRGB specification. A thin film including the pyrene-based compounds of the invention may be highly amorphous, and thus may have improved electrical stability. Accordingly, an organic light-emitting diode including the pyrene-based compounds of the invention may have improved lifetime characteristics.

Pyrene-based compound and organic light-emitting diode comprising the same

A heterocyclic compound represented by Formula 1 and an organic light-emitting diode including the same: 

Heterocyclic compound and organic light-emitting diode including the same

In an aspect, an organic compound and an organic light-emitting diode (OLED) including the same are provided.

Heteroaryl-based compound and organic light-emitting diode including the same

A pyrene-based compound and an organic light-emitting diode including the same, the pyrene-based compound being represented by Formula 1, below: 

Pyrene-based compound and organic light-emitting diode including the same

A condensed cyclic compound represented by Formula 1 below and an organic light-emitting device (OLED) including the condensed cyclic compound are presented. Arand Arin Formula 1 are each independently one of a hydrogen atom, an aryl or heteroaryl group and an arylamino group, at least one of Arand Arbeing a substituted or unsubstituted 1,2,4-triazol-4-yl group; Land Lin Formula 1 are linking groups, each independently one of a cyclic or noncyclic, saturated or unsaturated hydrocarbon group and a heteroarylene group; a and b in Formula 1 are each independently one of 0 or 1; and Rto Rin Formula 1 being each independently one of a variety of inorganic and organic substituents including cyclic or noncyclic, saturated or unsaturated and aromatic, nonaromatic or heteraromatic groups. The OLED may have a low driving voltage, a high emission efficiency and long lifespan characteristics.

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

A low temperature deposition device according to the present invention includes: a thermal deposition source unit spraying a deposition beam; a differential pumping unit connected to the thermal deposition source unit and passing the deposition beam; and a cooling gas inlet connected to the differential pumping unit and inserting a cooling gas inside the differential pumping unit to cool the deposition beam. According to the present invention, the inorganic deposition beam of low temperature is deposited on the substrate to form the inorganic metal layer of low temperature so that the damage to the organic layer may be minimized when forming the inorganic metal layer of low temperature on the organic layer.

Low temperature deposition apparatus

An organic light-emitting device includes a substrate; a first electrode layer and a second electrode layer on the substrate, in parallel to the substrate, and facing each other; an emission layer between the first electrode layer and the second electrode layer, where the emission layer includes a first emission region, a second emission region, and a third emission region, where the emission layer includes a first common emission layer in the first emission region, the second emission region, and the third emission region; a second emission layer in the second emission region between the first common emission layer and the second electrode layer; and a third emission layer in the third emission region between the first common emission layer and the second electrode layer, and where the first common emission layer includes a first host, a first dopant, and a p-type dopant.

Organic light-emitting device

A light emitting polymer includes a phosphorescence unit and a fluorescence unit. An organic light emitting device includes the light emitting polymer. The light emitting polymer can emit light of two or more colors according to a phosphorescent and fluorescent mechanisms, and thus the organic light emitting device including the light emitting polymer can have long lifetime, high brightness and excellent efficiency, and emit white light.

Light emitting polymer comprising phosphorescence unit and fluorescence unit and organic light emitting device comprising the light emitting polymer

A pyrene-based compound, an organic light-emitting diode including the compound and an organic light-emitting apparatus including the compound are disclosed.

Pyrene-based compound, organic light-emitting diode comprising the same and organic light-emitting apparatus comprising the same

Provided are an organic light-emitting compound that is a diarylethene derivative represented by Formula 1, and an organic electroluminescent (EL) device using the organic light-emitting compound, and a method of manufacturing the organic EL device: 

Organic light-emitting compound of CIS-diarylethene derivatives, organic electroluminescent device using the same, and method of manufacturing the device

Provided are an anthracene-based compound represented by Formula 1 or 2 and an organic light emitting device employing the same: where R is a hydrogen atom, a halogen atom, a cyano group, a hydroxyl group, a substituted or unsubstituted C1-C20 alkyl group, a substituted or unsubstituted C3-C20 cycloalkyl group, a substituted or unsubstituted C5-C30 heterocycloalkyl group, a substituted or unsubstituted C1-C20 alkoxy group, a substituted or unsubstituted C6-C30 aryl group, a substituted or unsubstituted C6-C30 aralkyl group or a substituted or unsubstituted C2-C30 heteroaryl group, L is a bivalent linking group and a substituted or unsubstituted C6-C30 arylene group or a substituted or unsubstituted C2-C30 heteroarylene group, and m is an integer of 0 to 3.

Anthracene-based compound and organic light emitting device employing the same

Growing community of inventors

Yongin-si, South Korea

O-Hyun Kwon