Samsung Display Co., Ltd.

Samsung Mobile Display Co., Ltd.

Il-Soo Oh

Jong-Hyuk Lee

Chang-Ho Lee

Jin-Young Yun

Hee-Joo Ko

Se-Jin Cho

Hyung-Jun Song

Young-Woo Song

Bo-Ra Lee

Sung-Chul Kim

Won-Jong Kim

Seok-Hwan Hwang

Young-Kook Kim

Yong-Tak Kim

Joon-Gu Lee

Jin-Baek Choi

Hye-Jin Jung

Jin-O Lim

Sang-Hyun Han

Soo-Yon Kim

Kyu-Hwan Hwang

Eun-Young Lee

Pyung-Eun Jeon

Yoon-Hyun Kwak

Chang Ho Lee

Dae-Yup Shin

Young-Mok Son

Beom-Joon Kim

Jun-Ha Park

Eun-Jae Jeong

Seok-Gyu Yoon

Jae-Heung Ha

Beom Joon Kim

Chang-Min Lee

Bora Lee

Ji-Young Choung

Jeoung-In Yi

Ji Hwan Yoon

Yeon-woo Lee

Hyun-Ju Choi

Yeon-Hwa Lee

Pyung Eun Jeon

Se Jin Cho

Hye-Lim Lee

Jin Young Yun

Yeon-Woo Lee

In Jae Lee

Joong Won Sim

Jung-Geun Lee

Hee-Ju Ko

Hee-Jo Ko

Si-Jin Cho

Kyu-Hawn Hwang

See-Jin Cho

Kim Beom-Joon

Provided is an organic light-emitting device including a first electrode, a second electrode disposed opposite to the first electrode, an emission layer disposed between the first electrode and the second electrode, and an electron-transporting layer disposed between the emission layer and the second electrode. The electron-transporting layer includes a first electron-transporting material and a second electron-transporting material. The lowest unoccupied molecular orbital (LUMO) energy level of the first electron-transporting material (EL) and the lowest unoccupied molecular orbital (LUMO) energy level of the second electron-transporting material (EL) satisfy the equation 0.1 eV&#x2266;|EL&#x2212;EL|&#x2266;0.3 eV.

Organic light-emitting device

An organic light emitting device, and a manufacturing method of the same, in which in a light emitting layer, an electron trap material is introduced so as to improve a light emitting property and an operating characteristic and to prolong a life span.

Organic light emitting device with enhanced lifespan

Organic light-emitting device using a mixture of electron transporting compounds

Embodiments of the present disclosure are directed to a compound represented by Formula 1, and to organic light-emitting diodes including the compound. In some embodiments, an organic light-emitting diode includes a first electrode, a second electrode, and an organic layer between the first electrode and the second electrode and including the compound represented by Formula 1 

Compound for organic light-emitting device and organic light-emitting device including the same

An organic light emitting element includes a first electrode, a second electrode, and an organic layer. The organic layer includes a first emission layer between the first electrode and the second electrode, a second emission layer between the first emission layer and the second electrode, and an electron injection layer (EIL) between the first emission layer and the second emission layer, the electron injection layer (EIL) containing fullerene (C60).

Organic light emitting element having emission layers and an electron injection layer including fullerene and lithium quinolate

A dual mode organic light emitting device and a pixel circuit including the same are disclosed. The dual mode organic light emitting device includes a cathode formed over a substrate, an electron transport layer (ETL) formed over the cathode, an emission layer formed over the electron transport layer (ETL), and an anode formed over the emission layer, wherein the cathode includes a first metal selected from silver (Ag), aluminum (Al), copper (Cu), and gold (Au) and a second metal having a work function of about 4.0 eV or less, and the first metal and the second metal are present at a weight ratio of about 1:1 to about 1:100.

Dual mode organic light emitting device and pixel circuit including the same

An anode for an organic light emitting device which introduces a metal oxide to improve flows of charges, and an organic light emitting device using the anode. The anode for the organic light emitting device has excellent charge injection characteristics, thereby improving power consumption of the organic light emitting device.

Anode containing metal oxide and organic light emitting device having the same

An organic compound represented by Formula 1 below and an organic light-emitting device including the organic compound;  Wherein Ar, Ar, Ar, Ar, a, b, and c are defined as in the specification.

Organic compound and organic light-emitting device comprising the same

An organic light-emitting device, including a first electrode, the first electrode having a smaller absolute value of a work function energy level than an absolute value of a work function energy level of ITO, a second electrode facing the first electrode, and an organic layer between the first electrode and the second electrode.

An organic light-emitting device including a substrate, an anode layer on the substrate, the anode layer including WON(2.2&#x2266;x&#x2266;2.6 and 0.22&#x2266;y&#x2266;0.26), an emission structure layer on the anode layer, and a cathode layer on the emission structure layer.

Organic light-emitting device and method of manufacturing the same

Disclosed is an organic light emitting diode device including an anode, a cathode, an emission layer between the anode and the cathode, and a buffer layer positioned between the emission layer and the anode. The buffer layer includes an oxide, fluoride, quinolate, or acetoacetate compound of an alkaline metal or an alkaline-earth metal, as well as a material having a work function of about 2.6 to about 4.5 eV. The buffer layer also has a thickness of about 30 &#x212b; to about 400 &#x212b;.

Organic light emitting device having a bulk layer comprising a first and second material

An organic light emitting diode (OLED) display includes: a substrate; a first electrode on the substrate; a first emission layer on the first electrode; a second emission layer on the first emission layer; a second electrode on the second emission layer; and a light emitting assistance layer selectively positioned between the first emission layer and the second emission layer.

Organic light emitting diode display

An organic light emitting diode device includes a first electrode, a second electrode, and an emission layer disposed between the first and second electrodes. The first electrode includes a first layer and a second layer. The first layer includes ytterbium (Yb), samarium (Sm), lanthanum (La), yttrium (Y), calcium (Ca), strontium (Sr), cesium (Cs), ruthenium (Ru), barium (Ba), or a combination thereof and having a thickness ranging from about 40 to 200 &#x212b;. The second layer includes silver (Ag), aluminum (Al), copper (Cu), chromium (Cr), or a combination thereof and having a thickness ranging from about 100 to 250 &#x212b;.

Organic light emitting diode device

A display device includes a display panel configured to display an image in an upward direction and a reflective panel on the display panel, the reflective panel configured to selectively transmit or reflect light with respect to an area corresponding to the image.

Display device

Provided is an organic light emitting device including an anode, a cathode, and a light emitting layer disposed between the anode and the cathode, wherein the cathode has a structure including a first metal layer and a second metal layer, or a structure including a first metal layer, a second metal layer, and one selected from the group consisting of an oxide layer, a nitride layer, and a nitric oxide layer, and wherein the cathode has low resistance.

Organic light emitting device with a low-resistance cathode

Growing community of inventors

Yongin, South Korea

Il-Soo Oh