Samsung Display Co., Ltd.

Dongwoo Fine-chem Co., Ltd.

Samsung Displayco., Ltd.

Junghyun Kwon

Haeil Park

Kisoo Park

Seon-Tae Yoon

Seontae Yoon

Moonjung Baek

Junhan Lee

YoungMin Kim

Hyeseung Lee

Donguk Kim

Youngmin Kim

Jong Hyuk Kang

Jae Byung Park

Minki Nam

Kwangkeun Lee

Hyojoon Kim

Dong-Hoon Lee

Hyundeok Im

Yunha Ryu

Hyun Min Cho

Baekhee Lee

Namseok Roh

Jongsoo Lee

Seon-tae Yoon

Juho Kim

Hunsik Kim

Hyounwoo Kim

Hae Il Park

Dong-Yoon Kim

Baek Hee Lee

Duk-Sung Kim

Sungtae Shin

A display device includes: a first substrate; a second substrate facing the first substrate; a light amount control layer between the first substrate and the second substrate; a first line disposed on the first substrate and extending in a first direction and a second line disposed on the first substrate and extending in a second direction which intersects the first direction; a light blocking member disposed on the first substrate and overlapping at least one of the first line and the second line; a plurality of color conversion layers on the second substrate in respective pixel areas; and a partition wall among the plurality of color conversion layers, corresponding to the first line and the second line. The partition wall has a width less than a width of the light blocking member.

Display device

A display apparatus includes a pixel-defining layer defining a pixel opening exposing a central portion of a pixel electrode; an opposite electrode disposed over the pixel-defining layer; a bank over the opposite electrode and defining a bank opening overlapping the pixel opening; and a filter-defining layer disposed over the bank and defining a filter opening overlapping the pixel opening. A distance between an upper surface of a portion of the opposite electrode overlapping the pixel opening and a lower surface of the quantum dot layer or the light-transmitting layer is defined as a first distance, a distance between an edge of the filter opening and an edge of the pixel opening in the plan view is defined as a second distance, and a ratio of the second distance to the first distance is greater than or equal to 0.625 and less than or equal to 1.

Display apparatus

A display panel includes: a light emitting device to generate light; a plurality of color conversion patterns including: a first color conversion pattern including first scattering particles dispersed in the first color conversion pattern and configured to scatter the light of the light emitting device; and a second color conversion pattern including second scattering particles dispersed in the second color conversion pattern and configured to scatter the light of the light emitting device; a plurality of color filters including: a first color filter overlapping the first color conversion pattern; and a second color filter overlapping the second color conversion pattern; and a single, low index of refraction layer continuously extending in the surface direction to overlap the first and the second color conversion patterns. The low index of refraction layer has a refractive index lower than refractive indexes of the first and second color conversion patterns.

Photoluminescence device and display panel including the same

A display panel may include first to third light emitting elements providing source light, first to third color filters, a first optical pattern between a first color filter and the first light emitting element, a second optical pattern between the second color filter and the second light emitting element, a third optical pattern between the third color filter and the third light emitting element, and a refractive layer between the first color filter and the first optical pattern, between the second color filter and the second optical pattern, and between the third optical pattern and the third light emitting element.

Display panel with improved display quality and manufacturing method thereof

A display apparatus includes a light-emitting unit including light-emitting elements, and a color unit disposed on the light-emitting unit and including a first color area, a second color area, and a third color area that overlap the light-emitting elements and emit light beams of different colors. The color unit includes a light-transmission layer including a first opening corresponding to the first color area and a second opening corresponding to the second color area, a first color conversion layer disposed within the first opening of the light-transmission layer, a second color conversion layer disposed within the second opening of the light-transmission layer, and a spacer disposed on the light-transmission layer and between two adjacent color areas among the first color area, the second color area, and the third color area, the spacer including a light shielding material.

A display device includes a lower substrate including first and second pixel areas and a light shielding area surrounding the first and second pixel areas, a light emitting structure disposed on the lower substrate, an upper substrate disposed on the light emitting structure, a first color conversion layer disposed in the first pixel area on a bottom surface of the upper substrate, a second color conversion layer disposed in the second pixel area on the bottom surface of the upper substrate, first to third light shielding patterns disposed in the light shielding area on the bottom surface of the upper substrate, a groove defined on a bottom surface of at least one selected from the first to third light shielding patterns, and a spacer disposed in the groove.

Display device and method of manufacturing the same

A display device includes first and second light-emitting diodes in respective first and second emission areas, an encapsulation layer thereon, and including at least one inorganic encapsulation layer and at least one organic encapsulation layer, a color conversion-transmission layer on the encapsulation layer, and including a color conversion part to convert light emitted from the first or second light-emitting diodes into a different color, and a light blocking partition wall surrounding the color conversion part, first and second color filters on the color conversion-transmission layer, and respectively corresponding to the first and second emission areas, wherein respective first end portions of the first and second color filters are spaced from each other while overlapping the light blocking partition wall, and are partly covered with a third color material having a color that is different from the first and second color filters.

A display apparatus includes a backlight unit comprising a light source emitting blue light, a green color conversion material and a red color conversion material, a first polarizer disposed on the backlight unit, a first base substrate disposed on the first polarizer, a thin film transistor disposed on the first base substrate, a second polarizer disposed on the thin film transistor, a first color conversion pattern and a second color conversion pattern disposed on the second polarizer, a first color filter disposed on the first color conversion pattern, a second color filter disposed on the second color conversion pattern, a second base substrate disposed on the first and second color filters, and a third polarizer disposed on the second base substrate and having a polarizing axis same as a polarizing axis of the second polarizer.

Display apparatus and method of manufacturing the same

A display device includes a display panel and a light unit. The light unit includes a substrate, a circuit layer disposed on the substrate and including a line, an insulation layer covering the circuit layer, light emitting elements including a first electrode, a second electrode, and a light emitting layer, and a conductive layer electrically connected to one of the first electrode and the second electrode to cover at least a portion of the line.

Light unit and display device including the same

A display device includes a display panel, a wavelength control layer disposed on the display panel, a light control member disposed on the wavelength control layer, and a cover layer disposed on the light control member. The light control member includes an inorganic layer disposed on the wavelength control layer and having a first refractive index, a first light control layer disposed on the inorganic layer and having a second refractive index, a second light control layer disposed on the first light control layer and having a third refractive index, and a color filter layer disposed on the second light control layer. The first refractive index is greater than the second refractive index and is less than a refractive index of the wavelength control layer, and the third refractive index is greater than the second refractive index and is less than a refractive index of the color filter layer.

A display panel may include a first display substrate and a second display substrate on the first display substrate. The second display substrate may include a plurality of pixel regions and a peripheral region adjacent to the pixel regions. The second display substrate may include a first color control pattern configured to emit light of a first color, a second color control pattern spaced apart from the first color control pattern in a first direction and configured to emit light of a second color different from the first color, and first and second light-blocking patterns in the peripheral region between the first and second color control patterns. The first and second light-blocking patterns may be spaced apart from each other, in a second direction crossing the first direction, to define a gap region.

Display panel

A display panel includes: a light emitting device to generate light; a plurality of color conversion patterns including: a first color conversion pattern including first scattering particles dispersed in the first color conversion pattern and configured to scatter the light of the light emitting device; and a second color conversion pattern including second scattering particles dispersed in the second color conversion pattern and configured to scatter the light of the light emitting device; a plurality of color filters including: a first color filter overlapping the first color conversion pattern; and a second color filter overlapping the second color conversion pattern; and a single, low index of refraction layer substantially continuously extending in the surface direction to overlap the first and the second color conversion patterns. The single, low index of refraction layer has a refractive index lower than refractive indexes of the first and second color conversion patterns.

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Seoul, South Korea

Junghyun Kwon