Lg Electronics Inc.

Lg Display Co., Ltd.

Sang Tae Park

Sung Woo Kim

Soon Hyung Kwon

Seung Choon Bae

Bu Wan Seo

Bup Sung Jung

Myung Seop Kim

Jeong Dae Seo

Kyung Hoon Lee

Jae Man Lee

Eun Soo Cha

Chang Je Sung

Jong Moo Lee

Jung Keun Kim

Chun Gun Park

Sung Hoon Pieh

Hyun Cheol Jeong

Hyun Ju Choi

Young Hoon Shin

Chang Ho Hyeon

Won Jae Yang

The present invention relates to an optical assembly, a backlight unit, and a display apparatus thereof. According to an embodiment of the present invention, an optical assembly includes a first layer, a plurality of light sources disposed over the first layer, a second layer that is disposed above the first layer and covering the plurality of light sources, and a pattern layer disposed above or in the second layer, wherein the pattern layer includes a plurality of patterns disposed at positions substantially corresponding to the light sources.

Optical assembly, backlight unit and display apparatus thereof

The present invention relates to an optical assembly, a backlight unit, and a display apparatus thereof. According to an embodiment of the present invention, an optical assembly includes a first layer, a plurality of light sources disposed over the first layer, a second layer that is disposed above the first layer and covering the plurality of light sources, and at least one reflection layer between the first layer and the second layer, wherein the reflection layer includes at least a first portion and a second portion having different reflectances.

An organic electroluminescent (EL) device having improved efficiency and service life is provided. The organic electroluminescent device has a stack structure including an emitting layer and an electron-transport layer positioned between an anode and a cathode. The electron-transport layer includes a first layer adjacent to the emitting layer which may be a mixture of at least two materials, and a second layer adjacent to the cathode which may be a mixture of at least two materials. The mixture of at least two materials may be a mixture of an organic compound and one or more other organic compounds, or may be a mixture of a metal or inorganic compound and one or more other metal or inorganic compounds, or may be a mixture of one or more organic compounds and one or more metal or inorganic compounds.

Organic electroluminescence device and method for fabricating the same

Disclosed herein is an organic electroluminescent (EL) device comprising an intermediate layer made of at least one selected from a hole blocking material and an electron blocking material.

Organic electroluminescence display with intermediate layer and method for fabricating the same

The present invention relates to an optical assembly, a backlight unit, and a display apparatus thereof. According to an embodiment of the present invention, an optical assembly includes a first layer; a plurality of light sources disposed over the first layer; and a second layer that is disposed above the first layer and cover the plurality of light sources on the first layer, wherein the plurality of light sources are disposed as a first light source array and a second light source array, the first light source array including first lines of light sources among the plurality of light sources, the second light source array including second lines of light sources among the plurality of light sources, the first and second lines being alternatively disposed.

A display device includes a transparent plate having a first area and a second area, a first conductive line on the second area of the transparent plate, a substrate having a third area and a fourth area on the first area of the transparent plate, a display element on the third area of the substrate, and a second conductive line on the fourth area of the substrate. The second conductive line is electrically coupled between the display element and the first conductive line, and the first and second conductive lines are on different planes.

Display device

A reflective type screen using a spacer layer and that includes a light blocking layer blocking an incident light, a reflective layer formed on the light blocking layer to reflect the incident light, a diffusion layer formed on the reflective layer to diffuse the incident light, and at least one spacer layer formed between the reflective layer and the diffusion layer to have a refractive index differing from that of an adjacent layer to refract the incident light.

Reflective type screen using a spacer layer

Red phosphorescence compounds and organic electro-luminescence device using the same are disclosed. In an organic electroluminescence device including an anode, a hole injecting layer, a hole transport layer, a light emitting layer, an electron transport layer, an electron injecting layer, and a cathode serially deposited on one another, the organic electroluminescence device may use a compound as a dopant of the light emitting layer. 

Red phosphorescence compounds and organic electroluminescence device using the same

A refrigerator includes a freezer compartment, a refrigerator compartment, a warmer compartment, a machine compartment having a compressor and a condenser for cooling the freezer compartment and the refrigerator compartment, and a heat transmitter for transmitting heat from the machine compartment to the warmer compartment. The heat transmitter includes a heat transmitting member for transmitting heat from the machine compartment to the warmer compartment. A heat conducting member is attached to the heat transmitting member for conducting heat from the machine compartment to the heat transmitting member.

Growing community of inventors

Suwon-si, South Korea

Sang Tae Park