公开(公告)号：US10197861B1

公开(公告)日：2019-02-05

申请号：US15871447

申请日：2018-01-15

Applicant: Samsung Display Co., Ltd.

Inventor： Kwang Soo Bae ,  Sung Man Kim ,  Jung Suk Bang ,  Min Jeong Oh ,  Bo Ram Lee

IPC: G02F1/1335 ,  G02F1/1337 ,  G02F1/1343

Abstract: A liquid crystal display device includes a first substrate (FS) on which pixel regions are defined, a second substrate (SS) facing the FS, an alignment film disposed on a surface of the FS facing the SS, a wavelength conversion layer disposed on a surface of the SS facing the FS, a transmissive layer disposed on the surface of SS, a common electrode disposed on surfaces of the wavelength conversion layer and the transmissive layer facing the FS, a light-blocking member disposed on a surface of the common electrode facing the FS, and a liquid crystal layer between the alignment film and the light-blocking member. Each pixel region among the pixel regions includes: a pixel electrode disposed on the surface of the FS; an opening region in the light-blocking member; and a pixel overlap region outside the opening region, the pixel electrode overlapping the light-blocking member in the pixel overlap region.

公开(公告)号：US11600750B2

公开(公告)日：2023-03-07

申请号：US16857000

申请日：2020-04-23

Applicant: Samsung Display Co., Ltd.

Inventor： Kwang Soo Bae ,  Beom Soo Park ,  Min Jeong Oh ,  Young Je Cho

IPC: H01L33/50 ,  H01L33/24 ,  H01L33/44 ,  G09G3/32 ,  H01L33/56 ,  H01L27/15 ,  H01L33/38

Abstract: A display device may include: a substrate; first and second electrode on the substrate; light emitting element between the first and second electrodes; a barrier structure on the substrate and including a first surface, a second surface, and a third surface; a light conversion layer on the barrier structure; and a passivation layer on the light conversion layer. A first space defined by the second and third surfaces may be between the substrate and the barrier structure. A second space defined by the first and second surfaces may be between the barrier structure and the passivation layer. The first and second spaces may be alternately located in the first direction. The light emitting element may be in the first space. The light conversion layer may be in the at least one second space.

公开(公告)号：US20210104651A1

公开(公告)日：2021-04-08

申请号：US16993948

申请日：2020-08-14

Applicant: Samsung Display Co., LTD.

Inventor： Kwang Soo Bae ,  Dong Uk Kim ,  Beom Soo Park ,  Min Jeong Oh ,  Young Je Cho

IPC: H01L33/62 ,  H01L33/60 ,  H01L33/00 ,  H01L27/15 ,  H01L33/50

Abstract: A display device includes a substrate and a display element layer disposed on the substrate and emitting light. The display element layer includes a first electrode electrically connected to a portion of a first light emitting element, a second electrode electrically connected to another portion of the first light emitting element, and at least one insulating structure disposed on the substrate and having a convex shape protruding from the substrate. The first light emitting element is disposed in a space of the at least one insulating structure. A method of manufacturing the display device is also disclosed.

公开(公告)号：US10802323B2

公开(公告)日：2020-10-13

申请号：US16136155

申请日：2018-09-19

Applicant: Samsung Display Co., Ltd.

Inventor： Jung Suk Bang ,  Kwang Soo Bae ,  Min Jeong Oh ,  Bo Ram Lee ,  Young Je Cho

IPC: G02F1/1335 ,  G02F1/1362 ,  G02F1/1343

Abstract: A display device may include the following elements: a first substrate; a pixel electrode overlapping the first substrate; a second substrate overlapping the first substrate; a plurality of optical members disposed on the second substrate, having identical structures, and protruding toward the first substrate; an overcoat layer directly contacting the optical members, covering the optical members, and positioned between the first substrate and the optical members; and a liquid crystal layer disposed between the pixel electrode and the overcoat layer. The pixel electrode may define one domain of the liquid crystal layer.

公开(公告)号：US11169320B2

公开(公告)日：2021-11-09

申请号：US16735656

申请日：2020-01-06

Applicant: Samsung Display Co., Ltd.

Inventor： Min Jeong Oh ,  Kwang Soo Bae ,  Beom Soo Park ,  Young Je Cho

IPC: F21V8/00 ,  H01L33/50 ,  F21K9/64 ,  H05K7/20

Abstract: A light source member including a substrate, and a plurality of unit light source cells disposed on the substrate and arranged in a matrix, each of the unit light source cells including a light source driving electrode disposed on the substrate, a light source disposed on the substrate and electrically connected to the light source driving electrode, an organic layer disposed on the substrate and exposing the light source and at least a part of the light source driving electrode, the organic layer having an upper surface including a concavo-convex pattern, and a heat dissipation layer disposed on the organic layer and contacting the light source driving electrode.

公开(公告)号：US11036104B2

公开(公告)日：2021-06-15

申请号：US16172868

申请日：2018-10-29

Applicant: Samsung Display Co. Ltd.

Inventor： Kwang Soo Bae ,  Jung Suk Bang ,  Min Jeong Oh ,  Bo Ram Lee ,  Young Je Cho

IPC: G02F1/1362 ,  G02F1/1335 ,  G02F1/1343 ,  G09G3/36

Abstract: A liquid crystal display (LCD) including a first pixel electrode including a first stem portion extending in a first direction, a second stem portion connected to a side of the first stem portion and extending in a second direction different from the first direction, and a third stem portion connected to the other side of the first stem portion and extending in the second direction; a first data line extending in the second direction and overlapping the second stem portion of the first pixel electrode; and a second data line extending in the second direction and overlapping the third stem portion of the first pixel electrode. The second stem portion includes a first sub-stem portion and a second sub-stem portion having different widths, and the third stem portion includes a third sub-stem portion and a fourth sub-stem portion having different widths.

公开(公告)号：US10649286B2

公开(公告)日：2020-05-12

申请号：US16137612

申请日：2018-09-21

Applicant: Samsung Display Co., Ltd.

Inventor： Kwang Soo Bae ,  Jung Suk Bang ,  Min Jeong Oh ,  Bo Ram Lee ,  Young Je Cho

IPC: G02F1/1343 ,  G02F1/1362 ,  G02F1/1337

Abstract: A liquid crystal display (LCD) device comprising: a substrate on which an active area that transmits light therethrough is defined; and a pixel electrode disposed on the substrate, wherein the pixel electrode includes a first stem electrode, which extends along a first direction, a second stem electrode, which extends along a second direction that is perpendicular to the first direction and intersects the first stem electrode to be divided into two halves by the first stem electrode, a third stem electrode, which extends along the second direction and is connected to the first stem electrode to be divided into two halves by an end of the first stem electrode, and a plurality of branch electrodes, which extend from the first through third stem electrodes.

公开(公告)号：US10162238B2

公开(公告)日：2018-12-25

申请号：US15052742

申请日：2016-02-24

Applicant: Samsung Display Co., Ltd.

Inventor： Kwang Soo Bae ,  Min Jeong Oh ,  Hae Ju Yun ,  Dae Ho Song ,  Taimei Kodaira ,  Yu Jin Kim

IPC: G02F1/1339 ,  G02F1/1362 ,  G02F1/1368 ,  G02F1/1333 ,  G02F1/1341 ,  G02F1/1343 ,  G02F1/1337

Abstract: A display device according to an exemplary embodiment of the present inventive concept includes: a substrate; a data line and a thin film transistor disposed on the substrate; a common electrode and a pixel electrode disposed on the thin film transistor and overlapping each other by interposing an insulating layer therebetween; a roof layer formed to be separated from the pixel electrode and the common electrode while interposing a microcavity therebetween and having an injection hole partially exposing the microcavity; a liquid crystal layer filling the microcavity; an overcoat formed on the roof layer to cover the injection hole and sealing the microcavity. The pixel electrode includes an auxiliary electrode that is formed on the data line, the auxiliary electrode overlapping and being insulated from the data line.

公开(公告)号：US12224382B2

公开(公告)日：2025-02-11

申请号：US18167746

申请日：2023-02-10

Applicant: Samsung Display Co., LTD.

Inventor： Kwang Soo Bae ,  Beom Soo Park ,  Min Jeong Oh ,  Young Je Cho

IPC: H01L33/50 ,  G09G3/32 ,  H01L27/15 ,  H01L33/24 ,  H01L33/38 ,  H01L33/44 ,  H01L33/56

Abstract: A display device may include: a substrate; first and second electrode on the substrate; light emitting element between the first and second electrodes; a barrier structure on the substrate and including a first surface, a second surface, and a third surface; a light conversion layer on the barrier structure; and a passivation layer on the light conversion layer. A first space defined by the second and third surfaces may be between the substrate and the barrier structure. A second space defined by the first and second surfaces may be between the barrier structure and the passivation layer. The first and second spaces may be alternately located in the first direction. The light emitting element may be in the first space. The light conversion layer may be in the at least one second space.

公开(公告)号：US12191291B2

公开(公告)日：2025-01-07

申请号：US17223721

申请日：2021-04-06

Applicant: Samsung Display Co., Ltd.

Inventor： Kwang Soo Bae ,  Beom Soo Park ,  Min Jeong Oh ,  Hae Ju Yun

IPC: H01L25/16 ,  G02F1/1333 ,  G02F1/1335 ,  H01L25/075 ,  H01L33/50 ,  H01L33/54 ,  H01L33/60 ,  H10K59/121 ,  H10K59/123 ,  H10K59/131 ,  H10K59/38

Abstract: A display device and a manufacturing method thereof are provided. The display device includes a display substrate, sub-pixels on the display substrate, each of the sub-pixels including a first electrode and a second electrode on the display substrate and spaced apart from each other, light emitting elements between the first electrode and the second electrode, an insulating layer covering the light emitting elements, a protective pattern on the insulating layer and overlapping one of the light emitting elements, and a bank on the insulating layer at a boundary of one of the sub-pixels.