公开(公告)号：US20240040848A1

公开(公告)日：2024-02-01

申请号：US18299155

申请日：2023-04-12

Applicant: Samsung Display Co., Ltd.

Inventor： Seong Yong HWANG ,  Ji Hyun KIM ,  Chan Young KIM ,  Yeong Ho LEE ,  Jun Hee LEE ,  Choong Youl IM ,  Ha Seok JEON ,  Hyun Duck CHO ,  Kook Hyun CHOI ,  Beohm Rock CHOI

IPC: H10K59/122 ,  H10K59/38 ,  H10K59/80

CPC classification number: H10K59/122 ,  H10K59/38 ,  H10K59/8792

Abstract: A display device comprises pixel electrodes disposed on a substrate and spaced apart from one another, a pixel-defining film disposed on the substrate and including openings, which are spaced apart from one another and overlap the pixel electrodes, organic light-emitting layers disposed in the openings of the pixel-defining film, a common electrode disposed between the pixel-defining film and the organic light-emitting layers, an encapsulation layer disposed on the common electrode, a light-blocking layer disposed on the encapsulation layer and including holes, which overlap the openings and are spaced apart from one another, and color filters disposed in the holes of the light-blocking layer and overlapping the openings. Sides of each of the openings have concave-convex patterns including convex portions that protrude outwardly and concave portions that are inwardly depressed. The color filters are disposed to partially overlap one another on the light-blocking layer.

公开(公告)号：US20230354679A1

公开(公告)日：2023-11-02

申请号：US17570183

申请日：2022-01-06

Applicant: Samsung Display Co., Ltd.

Inventor： Hyeon Bum LEE ,  Hye Kyung PARK ,  Chi Wook AN ,  Hyun Duck CHO

IPC: H10K59/80 ,  G09G3/3233 ,  H10K59/12 ,  H10K59/122

CPC classification number: H10K59/8792 ,  G09G3/3233 ,  H10K59/1201 ,  H10K59/122 ,  G09G2300/0842 ,  G09G2300/0819 ,  G09G2300/0861 ,  G09G2300/0426

Abstract: A light emitting display device and its manufacturing method are presented. The device includes: a substrate; a pixel circuit unit positioned on the substrate; a light emitting diode (LED) electrically connected to the pixel circuit unit; an encapsulation layer covering the pixel circuit unit and the light emitting diode (LED); a light blocking layer disposed on the encapsulation layer and having a first opening, a second opening, and a third opening; a first color filter including a main part in the first opening and an overlapping part connecting adjacent main parts and covering the light blocking layer; a second color filter in the second opening; and a third color filter in the third opening.

公开(公告)号：US20250072222A1

公开(公告)日：2025-02-27

申请号：US18624012

申请日：2024-04-01

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kook Hyun CHOI ,  Changwook KIM ,  Changhyun BACK ,  Minjung ANN ,  Wang Jo LEE ,  Jun Hee LEE ,  Hyun Duck CHO ,  Beohm Rock CHOI ,  Yechan CHOI

IPC: H10K59/122 ,  H10K59/35 ,  H10K59/80

Abstract: A light emitting display device includes a substrate, anodes disposed on the substrate, a pixel defining layer having first openings overlapping each of the anodes, light emitting layers each disposed within the first openings of the pixel defining layer, a cathode disposed on the light emitting layers and the pixel defining layer, an encapsulation layer disposed on the cathode, and a light blocking layer disposed on the encapsulation layer and including second openings each overlapping the first openings. One unit pixel includes two light emitting areas of a first color, one light emitting area of a second color, and one light emitting area of a third color. The light emitting areas of the first color have a diamond shape, the second color and the third color light emitting areas each have a rectangular shape, and at least one second opening has an oval shape.

公开(公告)号：US20230413651A1

公开(公告)日：2023-12-21

申请号：US18106945

申请日：2023-02-07

Applicant: Samsung Display Co., LTD.

Inventor： Ha Seok JEON ,  Choong Youl IM ,  Hyun Duck CHO ,  Beohm Rock CHOI

IPC: H10K59/80 ,  H10K59/122 ,  H10K59/38

CPC classification number: H10K59/8792 ,  H10K59/122 ,  H10K59/38

Abstract: A display device includes a plurality of emission areas, a light blocking layer comprising a plurality of holes overlapping the plurality of emission areas and between adjacent emission areas, and a plurality of color filters in the plurality of holes of the light blocking layer and overlapping the plurality of emission areas, wherein the plurality of emission areas includes a first emission area, a second emission area spaced apart from the first emission area in a plan view normal to the third direction and a third emission area spaced apart from the second emission area in the plan view normal to the third direction, and the plurality of color filters includes first, second and third color filters overlapping the first, second, and third emission areas, respectively, wherein a portion of the second color filter is on the first color filter adjacent to the second color filter and on the third color filter adjacent to the second color filter.

公开(公告)号：US20180286314A1

公开(公告)日：2018-10-04

申请号：US15865949

申请日：2018-01-09

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyun Duck CHO ,  Seung-Kyu LEE ,  Hyun Woong KIM

IPC: G09G3/3258 ,  H01L51/52 ,  H01L27/32

Abstract: An embodiment provides an organic light emitting diode display including: a substrate; a scan line disposed on the substrate to transfer a scan signal; a data line disposed on the substrate to transfer a data signal; a driving voltage line disposed on the substrate to transfer a driving voltage; a switching transistor connected with the scan line and the data line; a driving transistor connected with the switching transistor; and an organic light emitting diode electrically connected to the driving transistor, wherein the driving transistor includes a gate electrode, a source electrode, a drain electrode, and a plurality of channels, and each of the channels includes a plurality of curved portions.

公开(公告)号：US20250072266A1

公开(公告)日：2025-02-27

申请号：US18667197

申请日：2024-05-17

Applicant: Samsung Display Co., LTD.

Inventor： Changwook KIM ,  Beohm Rock CHOI ,  Jun Hee LEE ,  Minjung ANN ,  Wang Jo LEE ,  Hyun Duck CHO ,  Kook Hyun CHOI ,  Yechan CHOI

IPC: H10K59/80 ,  H10K59/122 ,  H10K102/00

Abstract: A light emitting display device includes a substrate, an anode located on the substrate, a pixel defining layer located on the anode with a first opening defined therethrough to overlap the anode, a light emitting layer located within the first opening of the pixel defining layer, a cathode located on the light emitting layer and the pixel defining layer, an encapsulation layer located on the cathode, a scattering layer located on the encapsulation layer and including scattering particles, with a scattering layer opening defined therethrough to overlap the first opening in a plan view at least in part, and a light blocking layer located on the light blocking layer with a second opening defined therethrough to overlap the first opening in a plan view, where at least one selected from the first opening, the scattering layer opening, and the second opening has an oval shape.

公开(公告)号：US20240122025A1

公开(公告)日：2024-04-11

申请号：US18142241

申请日：2023-05-02

Applicant: Samsung Display Co., LTD.

Inventor： Chan Young KIM ,  Yeong Ho LEE ,  Ha Seok JEON ,  Jun Hee LEE ,  Choong Youl IM ,  Hyun Duck CHO ,  Kook Hyun CHOI

IPC: H10K59/40 ,  H10K59/122 ,  H10K59/38 ,  H10K59/80

CPC classification number: H10K59/40 ,  H10K59/122 ,  H10K59/38 ,  H10K59/8792 ,  H10K2102/311

Abstract: A display device includes: a pixel defining layer defining openings arranged in first and second directions, the openings forming emission areas in which light emitting elements are disposed to emit light of different colors; a light blocking layer disposed on the pixel defining layer, and defining holes, each overlapping the opening and having a larger diameter than the opening; and color filters disposed on the light blocking layer to overlap the holes and overlap the emission areas. The opening has an opening interval, which is defined as a difference in diameter between the overlapping hole and the opening, in the openings, among homogeneous openings in which the light emitting elements for emitting light of the same color are disposed, the homogeneous openings adjacent in the first or second direction have different opening intervals, and among the homogeneous openings, openings having different opening intervals are at least three types.

公开(公告)号：US20240040847A1

公开(公告)日：2024-02-01

申请号：US18299099

申请日：2023-04-12

Applicant: Samsung Display Co., LTD.

Inventor： Choong Youl IM ,  Hyun Duck CHO ,  Kook Hyun CHOI ,  Ji Hyun KIM ,  Jun Hee LEE ,  Ha Seok JEON ,  Beohm Rock CHOI

IPC: H10K59/122 ,  H10K59/38 ,  H10K59/80

CPC classification number: H10K59/122 ,  H10K59/38 ,  H10K59/8792

Abstract: A display device includes pixels and emission areas, a light blocking layer including holes overlapping the emission areas, and color filters in the holes of the light blocking layer and overlapping the emission areas, the color filters include a first color filter overlapping a first emission area, a second color filter overlapping a second emission area, and a third color filter overlapping a third emission area, an area of the first emission area is greater than an area of the second emission area and an area of the third emission area and the area of the second emission area is greater than the area of the third emission area, and a ratio between opening widths of the first emission area, the second emission area, and the third emission area is about 1.33:1.15:1 to about 1.43:1.25:1.

公开(公告)号：US20220367585A1

公开(公告)日：2022-11-17

申请号：US17526006

申请日：2021-11-15

Applicant: Samsung Display Co., Ltd.

Inventor： Hyeon Bum LEE ,  Hyun Duck CHO ,  Chi Wook AN

IPC: H01L27/32 ,  H01L51/52

Abstract: A display device includes a pixel electrode, a wall layer, an emission layer, a touch electrode, and a light blocking member. The wall layer includes an opening exposing the pixel electrode. The emission layer overlaps the pixel electrode. The light blocking member overlaps the touch electrode and includes a first opening and a second opening each exposing the emission layer. A first perimeter section of the first opening is spaced from a first perimeter section of the opening by a first distance in a first direction in a plan view of the display device. A second perimeter section of the first opening is spaced from a second perimeter section of the opening by a second distance in a second direction in the plan view. The second distance is equal to the first distance. The second direction is at 45 degrees relative to the first direction.

公开(公告)号：US20240373677A1

公开(公告)日：2024-11-07

申请号：US18519905

申请日：2023-11-27

Applicant: Samsung Display Co., LTD.

Inventor： Jun Hee LEE ,  Yeong Ho LEE ,  Seong Yong HWANG ,  Choong Youl IM ,  Hyun Duck CHO ,  Beohm Rock CHOI

IPC: H10K59/122 ,  H10K59/126 ,  H10K59/38

Abstract: A display device may include: a substrate; a first electrode disposed on the substrate; a pixel defining layer including a pixel opening through which the first electrode is exposed; a second electrode disposed on the pixel defining layer and the first electrode; an encapsulation layer covering the second electrode; a color filter disposed on the encapsulation layer; and a light blocking component including a light opening overlapping the color filter. The pixel defining layer may include a first portion. At least a portion of the first portion may overlap an edge portion of the light blocking component. The first portion may be inclined.