Duk San Neolux Co., Ltd.

Samsung Display Co., Ltd.

Min Ji Jo

Sun Hee Lee

Soung Yun Mun

Bum Sung Lee

Jung Hwan Park

Yun Suk Lee

Nam Geol Lee

Yong Wook Park

Won Sam Kim

Hyoung Keun Park

Hyung Dong Lee

Chi Hyun Park

Jung Wook Lee

Mi Young Chae

Jae Kyung Go

Dae Hwan Oh

Hak Young Lee

Hyun Ji Oh

Jung Geun Lee

Hyun-Jun Choi

Yu Ri Kim

Jin Woo Shin

Hye Min Cho

Ga Eun Lee

Eun Jae Na

Sang Yong Park

Guang Ming Li

Provided are an organic electronic element comprising a light emitting layer composed of a mixture of compounds capable of improving luminous efficiency, stability, and lifespan of the element, and an electronic device therefor.

Compound for organic electric element, organic electric element using same, and electronic apparatus thereof

Embodiments of the present invention relate to an organic electronic device capable of ensuring high luminous efficiency, low driving voltage and high heat resistance, and improving color purity or lifespan.

Organic electronic device

Provided are the compound represented by Formula 2-K, an organic electric element including a first electrode, a second electrode, and an organic material layer formed between the first electrode and the second electrode, and electronic device thereof, and by including the compound represented by Formula 1 and compound represented by Formula 2 or the compound represented by Formula 2-K in the organic material layer, the driving voltage of the organic electric element can be lowered, and the luminous efficiency and life time of the organic electric element can be improved.

Compound for organic electric element, organic electric element using the same, and an electronic device thereof

An organic electric element according to an embodiment of the present disclosure includes a first electrode, a second electrode, and an organic material layer formed between the first electrode and the second electrode. The organic material layer includes a plurality of emission-auxiliary layers, and the HOMO energy levels of the plurality of emission-auxiliary layers are limited to specific conditions in relation to the neighboring organic material layers, thereby the driving voltage, the luminous efficiency and the life time of the organic electric element can be improved.

Organic electric element comprising a plurality of emission-auxiliary layers and electronic device comprising it

The present invention provides the compound represented by Formula 1, an organic electric element comprising a first electrode, a second electrode, and an organic material layer formed between the first electrode and the second electrode, and electronic device thereof, and by comprising the compound represented by Formula 1 in the organic material layer, the driving voltage of the organic electric element can be lowered, and the luminous efficiency and life time of the organic electric element can be improved.

Compound for an organic electric element, an organic electric element using the same, and an electronic device thereof

Provided are a compound capable of improving the luminous efficiency, stability and lifespan of an organic electronic device, an organic electronic element using the same, and an electronic device thereof.

Compound for organic electronic element, organic electronic element using the same, and an electronic device thereof

Provided are an organic electronic element and an electronic device thereof, the organic electronic element being capable of achieving high light-emitting efficiency and a low driving voltage, and can also greatly improve the lifespan of the element by using a compound of the present invention as a phosphorescent host material.

Compound for organic electronic element, organic electronic device using same, and electronic device thereof

Provided are a compound of Formula 1; an organic electric element comprising a first electrode, a second electrode, and an organic material layer formed between the first electrode and the second electrode, comprising a mixture of a compound of Formula 1 and a compound of Formula 2, or comprising a compound of Formula 3, a subgenus of Formula 1, in the organic material layer; and an electronic device comprising the element, which has lowered driving voltage and increased luminous efficiency and life time.

Provided are a compound represented by Formula 1 or Formula A, an organic electric element comprising a first electrode, a second electrode, and an organic material layer formed between the first electrode and the second electrode and an electronic device thereof, wherein the compound represented by Formula 1 or Formula A is included in the organic material layer, and thereby the driving voltage of the organic electronic device can be lowered, and the luminous efficiency and life time of the organic electronic device can be improved.

Provided are a compound of Formula 2-K, an organic electric element including a first electrode, a second electrode, and an organic material layer formed between the first electrode and the second electrode, and an electronic device thereof, including the compound of Formula 2-K in the organic material layer, and thereby achieving lowered driving voltage, improved luminous efficiency, and extended life time.

Provided are a compound for an organic electronic element that can improve the luminous efficiency, stability and life span of the element, an organic electronic element comprising the same, and an electronic device thereof.

Compound for organic electronic element, organic electronic element using the same, and electronic device thereof

A display device includes: a first substrate including: a display area including a plurality of pixels, and a peripheral area positioned around the display area; a thin film transistor positioned on the first substrate; a pixel electrode layer positioned on the thin film transistor and including more than one pixel electrodes positioned in the display area; and a pixel definition layer positioned on the pixel electrode layer and including a peripheral portion overlapping a voltage transmission electrode. The peripheral portion includes a spacer and an inclination portion connected to the spacer and positioned at a first side of the spacer, and the inclination portion has a concave inclination surface.

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Cheonan-si, South Korea

Min Ji Jo