Samsung Mobile Display Co., Ltd.

Samsung Display Co., Ltd.

Samsung Electronics Co., Ltd.

Hee-Kyung Kim

Das Rupasree Ragini

Young-Hun Byun

Lyong-Sun Pu

Yi-Yeol Lyu

O-hyun Kwon

Jong-jin Park

O-Hyun Kwon

Shinichiro Tamura

Che-Un Yang

Myeong-Suk Kim

Jung-bae Song

Seok Gyun Chang

Eun-Sil Han

Young-Mok Son

Byoung-ki Choi

Jong-Hyoup Lee

Kwan-Wook Jung

Jae-Beom Choi

Yun-Mo Chung

Tae-Kyung Kim

June-Woo Lee

Jhun-mo Son

Jong-Jin Park

Dae-Woo Lee

Moo-Jin Kim

Byoung-Ki Choi

Guang Hai Jin

Pil-soo Ahn

Woon-Jung Paek

Joon-Yong Park

Byoung-Ki Kim

Woo-Seok Choi

Ji-Hoon Song

Hyun-Chul Son

Shin-Moon Kang

Yeon-Sung Lee

A display device includes a display panel and a camera module. The display panel displays an image on a first surface, and includes a first substrate, a sub-pixel structure, a reflection pattern, and a transflective reflection pattern. The first substrate included a plurality of pixel regions each having sub-pixel regions, a transparent region, and a reflection region surrounding the sub-pixel regions and the transparent region. The second substrate is disposed on the sub-pixel structure. The reflection pattern is disposed in the reflection region on the second substrate, and exposes the sub-pixel regions and the transparent region. The transflective reflection pattern is disposed on the second substrate, and has an opening exposing at least a portion of at least one transparent region among the transparent regions. The camera module is disposed in the second surface on the display panel, and the second surface is opposite to the first surface.

Display device

Provided are an organometallic complex providing highly efficient phosphorescence and an organic electroluminescence device using the same. The organometallic complex can be used to form an organic layer of the organic electroluminescence device, efficiently emits light of a wavelength corresponding to red light, and has high brightness and low operating voltage. The organometallic complex is represented by Formula (1) 

Organometallic complex and organic electroluminescence device using the same

An organic light emitting diode (OLED) display includes a first electrode, an organic emission layer positioned on the first electrode, and a second electrode positioned on the organic emission layer. The OLED display includes a substrate, a thin film transistor including an active layer positioned on the substrate, a gate electrode positioned on the active layer and formed with the same layer as the first electrode, and a source electrode and a drain electrode positioned on the gate electrode and connected to the active layer, a pixel defining layer positioned between the source electrode and the drain electrode, and the second electrode, the pixel defining layer including a pixel opening exposing the first electrode and a pin hole opening exposing at least one of the source electrode and the drain electrode; and a coated portion filling the pin hole opening.

Organic light emitting diode display and method for repairing organic light emitting diode display

Provided are an organometallic complex providing highly efficient phosphorescence and an organic electroluminescence device using the organometallic complex represented by Formula 1: MLL'where M is Ir, Os, Pt, Pb, Re, Ru or Pd, L and L&#x2032; are different bidentate ligands, m is 1, 2 or 3, and n is 3&#x2212;m. The organometallic complex can be used to form an organic layer of the organic electroluminescence device, efficiently emits light of a wavelength corresponding to red light, and has high brightness and low operating voltage.

Provided is a cyclometalated transition metal complex represented by Formula 1, Formula 2 or Formula 3: By including a new ancillary ligand, the cyclometalated transition metal complex can efficiently emit red light using a phosphor by intersystem crossing (ISC) of excitons to triplet states and then metal to ligand charge transfer (MLCT). An organic light emitting device prepared using the transition metal compound shows high luminous efficiency and high external quantum efficiency.

Cyclometalated transition metal complex and organic electroluminescence device using the same

Provided are a high-efficiency phosphorescent multinuclear copper complex and an organic electroluminescent device using the complex. The multinuclear copper complex can be used to form an organic layer of an organic electroluminescent device, and the organic electroluminescent device using the complex can emit light in the yellow to red wavelength region of 560 nm to 630 nm as a high-efficiency photoluminescent material, and provides a high brightness and a low turn-on voltage.

Phosphorescent multinuclear copper complex and organic electroluminescent device using the same

Provided is a cyclometalated transition metal complex represented by Formula 1: The cyclometalated transition metal complex contains a new ancillary ligand having a carboxylate acid or the like connected to a hetero ring, so that it can efficiently emit red light from a phosphorous material through intersystem crossing (ISC) to form triplet excitons and then metal to ligand charge transfer (MLCT). An organic light emitting device manufactured using the transition metal complex shows excellent luminous efficiency and external quantum efficiency.

Cyclometalated transition metal complex and organic light emitting device using the same

Provided are a high-efficiency, photoluminescent heteronuclear copper (I)-iridium (III) complex and an organic electroluminescent device using the complex. The photoluminescent heteronuclear copper (I)-iridium (III) complex can be used to form an organic layer of an organic electroluminescent device, can emit light of 590-630 nm as a high-efficiency, photoluminescent material, and provides a high brightness and a low turn-on voltage.

Phosphorescent heteronuclear copper(I)-iridium(III) complex and organic electroluminescence device using the same

Provided are an organometallic complex providing highly efficient phosphorescence and an organic electroluminescence device using the same. The organometallic complex can be used to form an organic layer of the organic electroluminescence device, efficiently emits light of a wavelength corresponding to red light, and has high brightness and low operating voltage.

Provided is a method of fabricating an organic light emitting device using a solution process. The method includes forming an electrode on a lower substrate; depositing an organic active material solution containing at least one photoreactive material on the electrode to form an organic active material layer; and radiating light onto the organic active material layer so that a characteristic of the light varies according to the depth of the organic active material layer in order to gradually vary a molecular orientation structure in the organic active material layer according to the depths, thereby resulting in a carrier mobility gradient according to the depths of the organic active material layer.

Organic light emitting device including photo responsive material and a method of fabricating the same

Silyl-substituted cyclometalated transition metal complexes have good thermal stability and enabling highly efficient phospholuminescence and an organic electroluminescent device may use the Silyl-substituted cyclometalated transition metal complexes. The transition metal complexes, which are suitably used for forming an organic layer of the organic electroluminescent device, can emit light in the wavelength range of 400-650 nm, and induce white electroluminescence when combined with green or red luminescent materials.

Silyl-substituted cyclometalated transition metal complex and organic electroluminescence device using the same

Provided are a highly efficient phosphorescent organometallic complex and an organic electroluminescent (EL) device using the same. The organometallic complex can be used in the formation of an organic layer of the organic EL device, and can emit light in a red wavelength range as a highly efficient phosphorescent material. The organic EL device using the organometallic complex can exhibit high brightness and a low driving voltage.

Organometallic complex and organic electroluminescent device using the same

Provided is an organometallic complex that highly effectively emits a phosphorescent light and an organic electroluminescent device using the same. The organometallic complex can be used to form an organic layer of an organic electroluminescent device, is a highly effective phosphorescent material emitting light of 400 nm to 650 nm, and can be used with a green emission material or a red emission material to emit a white light. In addition, the organometallic complex can be used in a solution process due to its high solubility, and thus, is suitable for large-scale screens.

A cyclometalated transition metal complex very efficiently emits phosphorescent light and an organic electroluminescent device using the same. The transition metal complex is suitable for an organic layer of an organic electroluminescent device, can emit light with a wavelength of 400 to 650 nm, and can emit white light when used with a red emissive material or a green emissive material.

Cyclometalated transition metal complex and organic electroluminescent device using the same

Provided are an aberration-compensating liquid crystal device, a method of manufacturing the same, an optical pickup including the liquid crystal device, and an optical recording and/or reproducing apparatus employing the optical pickup. The method of manufacturing an aberration-compensating liquid crystal device comprises: positioning a gray scale mask having an absorption rate distribution corresponding to that of aberrations to be corrected on a liquid crystal cell containing a mixture of liquid crystals and monomers injected between a pair of transparent substrates; and irradiating the liquid crystal cell on which the gray scale mask has been positioned with UV light so that the monomers undergo photopolymerization into polymer and phase separation into a polymer-existing region and a liquid crystal-existing region, thereby forming a liquid crystal layer having a phase difference distribution corresponding to that of aberrations to be corrected.

Liquid crystal device for compensating for aberration, optical pickup including liquid crystal device, and optical recording and/or reproducing apparatus employing optical pickup

Growing community of inventors

Anyang-si, South Korea

Hee-Kyung Kim