Samsung Display Co., Ltd.

Jongbum Kim

Sangshin Lee

Daewon Baek

Minji Jang

Sanghoon Kim

Seungjin Lee

Sang Min Yi

Jongdae Lee

Minseok Kim

Kyunghoon Chung

Jongsung Park

Sangmin Yi

Euigyu Kim

Seil Kim

Daeyong Kim

Eunjoung Jung

Junhyeuk Ko

Mingoo Kang

Wonyoung Jang

Jiyun Chun

Sangheon Jeon

Minchul Song

Yeonju Kang

Junghyun Ahn

Yoonchan Oh

Jongho Yang

Youngsun Cho

Hong-kyun Ahn

Jaesuk Moon

Disclosed is a deposition mask stage comprising a stage frame, chucks combined with the stage frame, and support blocks on a back side of the stage frame. The chucks are spaced apart from each other in a first direction and a second direction that are defined in an extending direction of the stage frame. The first and second directions intersect each other. The support blocks are spaced apart from each other in the first direction and the second direction on the back side of the stage frame.

Deposition mask stage, display manufacturing apparatus including the same, and display manufacturing method using the same

A mask including: a deposition pattern portion including a plurality of deposition holes that are configured to have deposition material pass therethrough; and a dummy pattern portion outside the deposition pattern portion, wherein the dummy pattern portion includes an auxetic structure having a negative Poisson's ratio.

Mask, mask assembly, and apparatus for manufacturing display apparatus

A metal mask according to some embodiments of the present disclosure may include a metal thin film having a first thickness and having a first region including a transmission region defining first openings penetrating the metal thin film, and a non-transmission region including an etching portion having a second thickness that is smaller than the first thickness, and a second region adjacent the first region, and defining second openings penetrating the metal thin film, wherein an opening density of the first region is less than an opening density of the second region, the opening density of the first region being defined as a number of the first openings per an area of the first region, and the opening density of the second region being defined as a number of the second openings per an area of the second region.

Metal mask

A display device includes a first sub-pixel have a square form, a second sub-pixel positioned to face a first side or a second side of the first sub-pixel and having a rectangular form, and a third sub-pixel positioned to face the first side or the second side of the first sub-pixel spaced from the second sub-pixel and having a rectangular form, wherein the first side and the second side of the first sub-pixel come together at an angle, and wherein the first sub-pixel, the second sub-pixel, and the third sub-pixel are configured to emit lights of different colors.

Display device, mask assembly, and apparatus and method of manufacturing the display device

Provided are a mask-frame assembly including (i) a frame including an opening portion, (ii) an open mask coupled to the frame to cover the opening portion and including a main portion including a plurality of openings located in the opening portion, a first rib connected to the main portion and extending in a first direction away from a center of the main portion, a second rib connected to the main portion and extending in a second direction across the first direction and away from the center of the main portion, and a first bridge portion connecting a first edge of the first rib in a direction toward the second rib to a second edge of the second rib in a direction toward the first rib, and (iii) mask sticks overlapping the open mask, having both ends coupled to the frame, and including a plurality of holes.

Mask-frame assembly and method of manufacturing organic light emitting display apparatus by using the same

A mask assembly includes a mask and a blocking stick. The mask includes a pattern region formed therein with openings and extends in a first direction. The blocking stick is disposed under the mask and overlaps a first side portion of the mask. The mask further includes dummy opening regions and opening regions. The dummy opening regions are arranged in the first direction in the first side portion of the mask, and are formed therein with openings. The opening regions are arranged in the first direction in a second side portion which is opposite to the first side portion of the mask and correspond to the dummy opening regions, respectively. The number of the openings per a unit area in each of the dummy opening region and the opening region is smaller than the number of the openings per a unit area in the pattern region.

Mask assembly

A display device, a mask assembly, and an apparatus for manufacturing the display device are provided. The display device may reduce glare and includes sub-pixels having accurate and precise patterns. The display device including a first sub-pixel having a quadrangular shape, a second sub-pixel facing a first side of the first sub-pixel, the second sub-pixel having a quadrangular shape, and a third sub-pixel facing the first side of the first sub-pixel and spaced apart from the second sub-pixel, the third sub-pixel having a quadrangular shape, where a distance from the first side of the first sub-pixel to the second sub-pixel and a distance from the first side of the first sub-pixel to the third sub-pixel are different from each other.

Display device, mask assembly, and apparatus for manufacturing the display device

A mask assembly may include a frame, first sticks, and masks. The first sticks may extend in a first direction and may be arranged in a second direction. The plurality of masks may be disposed on the frame and the first sticks. The plurality of masks may extend in the second direction and may be arranged in the first direction. Each of the first sticks may have a first edge and a second edge, which are opposite to each other in the second direction. When viewed in a plan view defined by the first and second directions, the first and second edges of an outermost stick of the first sticks may have different shapes, and linear lengths of the first and second edges of the outermost stick may be substantially equal to each other, where the linear lengths are lengths of the first and second edges in a straight state.

Mask assembly, deposition apparatus having the same, and method of fabricating display device using the same

A mask frame assembly includes: a mask including a deposition pattern through which a deposition material is deposited to a deposition target; a frame to which the mask comprising the deposition pattern is combined; and a pattern position adjusting mechanism which is coupled to the frame and configured to apply a force to the frame such that a position of the deposition pattern of the mask combined to the frame is changed.

Mask frame assembly including pattern position adjusting mechanism and pattern position adjusting method using the mask frame assembly

A division mask includes a main body including at least one opening pattern, and a clamping portion at an edge of the main body, the clamping portion having an increasing width with respect to an increasing distance from the main body, and the clamping portion including a fan-out portion extending from the main body and including at least one dummy pattern, and at least one branch portion having a decreasing width with respect to an increasing distance from the fan-out portion.

Division mask with clamping portion

A method of manufacturing a division mask includes pulling opposite end portions of a mask member in a first direction to fasten the mask member to a fastening portion, forming a first pattern portion having a plurality of first openings on the fastened mask member, such that the first pattern portion has a longer length in the first direction toward a central portion of the first pattern portion, and cutting the opposite end portions of the mask member to detach the mask member from the fastening portion.

Method for fabricating division mask

An organic layer deposition assembly for depositing a deposition material on a substrate includes a deposition source configured to spray the deposition material, a deposition source nozzle arranged in one side of the deposition source and including deposition source nozzles arranged in a first direction, a patterning slit sheet arranged to face the deposition source nozzle and having patterning slits in a second direction that crosses the first direction, and a correction sheet arranged between the deposition source nozzle and the patterning slit sheet and configured to block at least a part of the deposition material sprayed from the deposition source.

Organic layer deposition assembly, organic layer deposition device including the same, and method of manufacturing organic light-emitting display device using the organic layer deposition assembly

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Yongin-si, South Korea

Jongbum Kim