公开(公告)号：US09927645B2

公开(公告)日：2018-03-27

申请号：US14995123

申请日：2016-01-13

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kwang Soo Bae ,  Yu Jin Kim ,  Taimei Kodaira

IPC: G02F1/13 ,  G02F1/1333 ,  G02F1/1343

CPC classification number: G02F1/133377 ,  G02F1/133371 ,  G02F2001/134345

Abstract: A curved display device includes: a substrate including a display area; a plurality of thin film transistors disposed on the substrate; a plurality of pixel electrodes respectively connected to the plurality of thin film transistors; a liquid crystal layer disposed on the pixel electrodes and filling a plurality of microcavities; a common electrode facing the plurality of pixel electrodes and separated with the plurality of microcavities; and a roof layer formed on the common electrode. The plurality of microcavities are formed in a matrix form including a plurality of columns and rows, and the display area includes an edge portion and a center portion. A first height of the plurality of microcavities formed at the edge portion of the display area is lower than that a second height of the plurality of microcavities formed at the center portion of the display area. An area of a pixel disposed at the edge portion of the display area may be adjusted such that light leakage and spots at the edge portion may be improved.

公开(公告)号：US12183283B2

公开(公告)日：2024-12-31

申请号：US18106950

申请日：2023-02-07

Applicant: Samsung Display Co., Ltd.

Inventor： Kwang Soo Bae ,  Gun Hee Kim ,  Hyoeng-Ki Kim ,  Dae-Young Lee ,  Sun Hee Lee ,  Sanghwan Cho

IPC: G09G3/3233 ,  H10K39/34 ,  H10K59/122 ,  H10K59/35 ,  H10K65/00

Abstract: A display device includes: a base layer; a display element layer on the base layer, and including a light emitting element, a light detection element, and a photovoltaic element adjacent to one another; a light shielding layer on the display element layer, and having a plurality of opening parts; and a color filter layer on the display element layer, and covering the plurality of opening parts. The light detection element and the photovoltaic element are located at the same layer as each other, the light detection element is to detect an external input based on incident light from the outside, and the photovoltaic element is to generate electrical energy based on the incident light.

公开(公告)号：US11908987B2

公开(公告)日：2024-02-20

申请号：US17988921

申请日：2022-11-17

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 ,  H01L33/50 ,  H01L27/15

CPC classification number: H01L33/62 ,  H01L27/156 ,  H01L33/005 ,  H01L33/50 ,  H01L33/60 ,  H01L2933/0058 ,  H01L2933/0066

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：US11882750B2

公开(公告)日：2024-01-23

申请号：US17141539

申请日：2021-01-05

Applicant: Samsung Display Co., Ltd.

Inventor： Kwang Soo Bae ,  Eun-Ae Kwak ,  Beomsoo Park ,  Minjeong Oh

IPC: H10K59/38 ,  H10K50/86 ,  H10K59/122 ,  H10K71/00 ,  H10K59/12 ,  H10K102/00

CPC classification number: H10K59/38 ,  H10K50/865 ,  H10K59/122 ,  H10K71/00 ,  H10K59/1201 ,  H10K2102/331

Abstract: A display panel includes an emission element which outputs a source light and includes a first electrode, an emission layer disposed on the first electrode, and a second electrode disposed on the emission layer; a pixel definition layer defining an opening exposing at least a portion of the first electrode; a light-conversion pattern disposed on the pixel definition layer; a first light-blocking pattern disposed on an outer side of the light-conversion pattern in a plan view; and a second light-conversion pattern disposed on the emission element and which overlaps with the emission element in the plan view, wherein the first and second light-conversion patterns are spaced apart from each other or forming an interface therebetween.

公开(公告)号：US11531236B2

公开(公告)日：2022-12-20

申请号：US16134597

申请日：2018-09-18

Applicant: Samsung Display Co., Ltd.

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

IPC: G02F1/1343 ,  G02F1/1368 ,  G02F1/1347 ,  G02F1/1362 ,  G02F1/1335 ,  G02F1/1337

Abstract: A liquid crystal display including a first substrate on which a plurality of first pixels are defined, a first pixel electrode arranged for each of the first pixels on the first substrate, a second substrate arranged opposite the first substrate, a third substrate arranged on the second substrate and on which a plurality of second pixels are defined, a second pixel electrode arranged for each of the second pixels on the third substrate, and a fourth substrate arranged opposite the third substrate. Each of the first pixels has a first domain and each of the second pixels has a second domain, and a direction of the first domain of the first pixels and a direction of the second domain of the second pixels are different from each other.

公开(公告)号：US11244986B2

公开(公告)日：2022-02-08

申请号：US16808879

申请日：2020-03-04

Applicant: Samsung Display Co., Ltd.

Inventor： Kwang Soo Bae ,  Beomsoo Park ,  Minjeong Oh ,  Eunhee Han

IPC: G02B5/22 ,  H01L27/32 ,  H01L51/52 ,  H01L51/00

Abstract: A display device includes a plurality of light emitting elements which emits a blue light; a light control layer disposed on the light emitting elements and including: a first light control part which absorb the blue light and emits a red light; a second light control part which absorbs the blue light and emits a green light; and a third light control part which transmits the blue light; and a light selective filter disposed on the light control layer. The light selective filter includes a liquid crystal filter and a color filter. The liquid crystal filter transmits red light and green light and blocks blue light. The color filter is absorbs the red light and the green light and transmits the blue light.

公开(公告)号：US10989959B2

公开(公告)日：2021-04-27

申请号：US16816174

申请日：2020-03-11

Applicant: Samsung Display Co., Ltd.

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

IPC: G02F1/13357 ,  G02F1/1335

Abstract: A backlight unit includes a first substrate, a plurality of LED chips on one surface of the first substrate and configured to emit light of a first color, a second substrate located opposite to the one surface of the first substrate, and a plurality of light modulation patterns on one surface of the second substrate facing the one surface of the first substrate so as to overlap the plurality of LED chips, respectively. Each of the plurality of light modulation patterns includes a first wavelength conversion pattern that converts the light of the first color into light of a second color. The first wavelength conversion pattern includes a first wavelength conversion layer on the one surface of the second substrate, a first organic encapsulation layer on the first wavelength conversion layer, and a barrier structure covering the first wavelength conversion layer and the first organic encapsulation layer.

公开(公告)号：US10423036B2

公开(公告)日：2019-09-24

申请号：US15492909

申请日：2017-04-20

Applicant: Samsung Display Co., Ltd.

Inventor： Kwang Soo Bae ,  Jung Woo Park ,  Jung Suk Bang ,  Min Jeong Oh ,  Hae Ju Yun

IPC: G02F1/1343 ,  G02F1/1333 ,  G02F1/1341

Abstract: A display device according to an exemplary embodiment includes: a substrate; a thin film transistor; a pixel electrode; a common electrode; an insulation layer disposed between the pixel electrode and the common electrode; a roof layer spaced apart from the pixel electrode with a plurality of microcavities disposed therebetween; and a liquid crystal layer disposed in the microcavities; wherein the pixel electrode includes n branch electrodes that extend parallel with each other, a first connection electrode that connects a first end of a first branch electrode and a first end of a second branch electrode, and a second connection electrode that connects second ends of the n branch electrodes, where the n branch electrodes each has a shape that is bent at least once on a plan view, and the first branch electrode includes a first sub-branch electrode and a second sub-branch that are spaced apart from each other.

公开(公告)号：US10247975B2

公开(公告)日：2019-04-02

申请号：US14941393

申请日：2015-11-13

Applicant: Samsung Display Co., Ltd.

Inventor： Hae Ju Yun ,  Yukinori Asakawa ,  Kwang Soo Bae ,  Min Jeong Oh

IPC: G02F1/1333 ,  G02F1/1335 ,  G02F1/1368 ,  G02F1/1337 ,  G02F1/1341

Abstract: Embodiments provide a display device including: a thin film transistor disposed on an insulation substrate including a plurality of pixels; a common electrode and a pixel electrode disposed on the thin film transistor to overlap each other while interposing an insulating layer therebetween; a liquid crystal layer filling microcavities differentiated by pixel electrodes, the pixel electrodes comprising the pixel electrode; and a roof layer that is disposed on a microcavity of the microcavities and includes an injection hole extending to the microcavity and a supporting member to support the microcavity; and an optical member disposed on the supporting member, wherein the injection hole is disposed between adjacent microcavities in a column direction, and the supporting member is disposed between adjacent microcavities in a row direction. Total reflection of light, bad alignment, and light leakage which may occur in the display device may be prevented by the optical member.

公开(公告)号：US10095069B2

公开(公告)日：2018-10-09

申请号：US14792241

申请日：2015-07-06

Applicant: Samsung Display Co., Ltd.

Inventor： Dae Ho Song ,  Seong Gyu Kwon ,  Jae Cheol Park ,  Kwang Soo Bae ,  You Young Jin

IPC: G02F1/1341 ,  G02F1/1335 ,  H01L27/12 ,  G02F1/1368 ,  G02F1/1333

Abstract: An exemplary embodiment provides a liquid crystal display including: a substrate; a thin film transistor disposed on the substrate; a pixel electrode connected to the thin film transistor; a roof layer disposed to face the pixel electrode; and a capping layer disposed on the roof layer, wherein a plurality of microcavities are disposed between the pixel electrode and the roof layer, the microcavities form a liquid crystal layer including a liquid crystal material, a liquid crystal injection portion is formed between the microcavities, the capping layer is disposed to cover the liquid crystal injection portion, and the capping layer includes a light-blocking material and a water-soluble polymer material.