Samsung Display Co., Ltd.

Samsung Electronics Co., Ltd.

Donchan Cho

Kanguk Kim

Kwangsoo Bae

Youngje Cho

Jae Byung Park

Yu-Kwan Kim

Taimei Kodaira

Haeju Yun

Sangji Park

Seon Uk Lee

Jungsuk Bang

Boram Lee

Dae Hyun Kim

Seon-Tae Yoon

Sanggab Kim

Tae Hyung Hwang

Chun-Ho Song

Minjeong Oh

Sungsik Yun

Sungwon Cho

Hyun Min Cho

Haeil Park

Seul Gee Lee

Sung-Jin Hong

Kang Soo Han

Sungman Kim

Kyeongsu Ko

Kyungtae Chae

Ho-Yong Shin

Gunwoo Kim

Jinseob Byun

Pilsook Kwon

KyeongSu Ko

Cheho Lim

An inkjet circulation apparatus may include at least one inkjet printer including a supplier into which an ink is injected, a discharger connected to the supplier, and discharging the ink injected from the supplier, and a drain connected to the discharger and the supplier, and injecting the ink in the discharger into the supplier, at least one collector capable of containing an inert gas and the ink discharged from the discharger, and a contact member sealing between the discharger and the collector.

Inkjet circulation apparatus

Disclosed are display panels and methods of manufacturing substrates. The display panel comprises a lower display substrate that includes a plurality of light emitting elements, and an upper display substrate that includes a color control layer and is on the lower display substrate. The color control layer includes a plurality of walls each of which includes a wall base including an organic material and a reflective layer including a metallic material, and the color control layer also includes a plurality of color control parts which are disposed between the plurality of walls and at least one of which includes a quantum dot. The reflective layer surrounds at least a portion of a sidewall of the wall base, which results in an increase in luminous efficiency and an improvement in brightness.

Method of manufacturing display panel with color control layer including wall bases having reflective layers on sidewalls thereof

A display apparatus includes a first base substrate, a partitioning wall pattern disposed between a first pixel area and a second pixel area and on the first base substrate, a first color conversion pattern disposed in the first pixel area and including quantum dot particles and/or phosphor, a first fluorine layer disposed on the first color conversion layer, fluorine content of the first fluorine layer being higher than that of the first color conversion pattern, and a second color conversion pattern disposed in the second pixel area and including quantum dot particles and/or phosphor.

Display apparatus and method of manufacturing the same

Display panel with color control layer including wall bases having reflective layers on sidewalls thereof

A display device may include a first substrate, a first color conversion unit, a second color conversion unit, a light diffusion unit, and a first wall. The first color conversion unit is located on the first substrate. The second color conversion unit is disposed on the first substrate and is spaced from the first color conversion unit. The light diffusion unit is disposed between the first color conversion unit and the second color conversion unit. The first wall is disposed between the first color conversion unit and the light diffusion unit. The first color conversion unit includes a first-color conversion layer. The first-color conversion layer overlaps two pixel regions.

Display device

A backlight unit includes a light source generating light, a light guide plate guiding the light in an upper direction, and an optical member disposed on the light guide plate to condense the light provided from the light guide plate in the upper direction. A top surface of the light guide plate includes a plurality of circular areas and a peripheral area around the circular areas. Each of the circular areas includes a central circular area and a ring area surrounding the central circular area. The optical member includes a first insulating layer disposed on the light guide plate and spaced apart from the light guide plate by predetermined distances in the ring areas and the peripheral area to define a plurality of cavities, and a second insulating layer disposed on the first insulating layer.

Backlight unit, display device including the same, and method of fabricating the backlight unit

A display apparatus includes a display panel and an optical member disposed on the display panel. The optical member includes a base substrate on which a plurality of first areas including a plurality of first sub-areas and a plurality of second sub-areas surrounding the first sub-areas, respectively, and a second area around each of the first areas are defined, and a first insulating layer disposed on the base substrate, where the first insulating layer includes an inclined portion disposed in the second sub-areas and forming an angle with a top surface of the base substrate.

Display apparatus and method of fabricating the same

A photo-luminescent display device includes: a backlight to output a backlight; a first substrate and a second substrate facing each other; a pixel electrode disposed on the first substrate; a light amount control layer disposed in a space between the first substrate and the second substrate to control a transmittance of the backlight; a first light conversion portion disposed on the second substrate to convert a wavelength of the backlight; a light diffusion portion disposed adjacent to the first light conversion portion to diffuse the backlight; and a barrier surrounding the first light conversion portion. The light diffusion portion and the barrier include a unitary structure.

Photo-luminescent display device

A liquid crystal display device includes: an upper substrate; a light blocking layer disposed on the upper substrate; a residual pattern disposed on the light blocking layer; a color conversion portion disposed at an area defined by the residual pattern; a planarization layer disposed on the color conversion portion and the residual pattern; and an upper polarization plate disposed on the planarization layer.

Liquid crystal display device and method of manufacturing the same

A display apparatus includes a first substrate and a second substrate. The first substrate includes a light shielding layer including a first opening which transmits a light. The second substrate includes a shutter including a second opening which corresponds to the first opening, and a first flexible electrode part which is connected to one end of the shutter and transmits or blocks the light by moving the shutter. The first flexible electrode part includes a first flexible electrode, a second flexible electrode, and an insulation pattern. The insulation pattern insulates the first flexible electrode and the second flexible electrode from each other, and exposes upper and lower surfaces of the first flexible electrode and the second flexible electrode which are parallel to the second substrate, by covering portions of the first flexible electrode and the second flexible electrode.

Method of fabricating a display apparatus

A microelectromechanical system substrate includes a first substrate and an optical gate that is disposed on the first substrate and configured to move to at least two different positions. The optical gate comprises a color filter and a light absorbing section. A display apparatus includes a first substrate; a second substrate that faces the first substrate; an optical gate disposed on the first substrate, configured to move to at least two different positions, and comprising a color filter and a light absorbing section; and a light shielding layer that contacts the second substrate.

Microelectromechanical system substrate and display apparatus having the same

A field emitting device includes a base substrate and at least three light emitting units and configured to respectively emit at least three lights having different wavelengths from each other. Each light emitting unit includes a first electrode arranged on the base substrate, a field emitter arranged on the base substrate, an insulating layer arranged on the first electrode and including an opening to expose the field emitter, a second electrode arranged on the insulating later to control an operation of the field emitter, a third electrode facing the first electrode, and a fluorescent layer arranged on a surface of the third electrode facing the first electrode. A transmissive area is located between the florescent layers of two adjacent light emitting units.

Field emitting device and display apparatus having the same

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Seongnam-si, South Korea

Donchan Cho