公开(公告)号：US20200042125A1

公开(公告)日：2020-02-06

申请号：US16273070

申请日：2019-02-11

Applicant: Samsung Display Co., Ltd.

Inventor： Tae Hee LEE ,  Sung Kook PARK ,  So Hee PARK ,  Hee SEOMOON ,  Won Ki HONG

IPC: G06F3/041 ,  G06F3/0488 ,  H05K1/18 ,  H01L27/32

Abstract: A display device includes: a display panel; an input sensing panel; a display flexible circuit board to control the display panel having an input sensing driving circuit electrically connected to the input sensing panel, the display flexible circuit board being connected to the display panel; and a first pressure sensor disposed adjacent to and extending along a first edge of the display panel, wherein the first pressure sensor is electrically connected to the input sensing driving circuit of the display flexible circuit board.

公开(公告)号：US20240006567A1

公开(公告)日：2024-01-04

申请号：US18345555

申请日：2023-06-30

Applicant: Samsung Display Co., LTD.

Inventor： Chang Il TAE ,  Tae Jin KONG ,  Sung Kook PARK

IPC: H01L33/50 ,  H01L25/075 ,  H01L33/62 ,  H01L25/16

CPC classification number: H01L33/505 ,  H01L25/0753 ,  H01L33/62 ,  H01L25/167 ,  H01L2933/0041

Abstract: A display device includes a substrate including a display area and a non-display area, a first pixel disposed at an outermost side of the display area of the substrate, a dummy pattern extending from the first pixel to the non-display area, and a signal pad disposed outside the dummy pattern and electrically connected to the first pixel. The first pixel includes a pixel circuit layer including a transistor disposed on the substrate, a display element layer disposed on the pixel circuit layer and including light emitting elements, and a first color conversion layer disposed on the display element layer. The dummy pattern is disposed on the pixel circuit layer in the non-display area adjacent to the first color conversion layer, and an upper surface of the dummy pattern is lower than an upper surface of the first color conversion layer.

公开(公告)号：US20230251733A1

公开(公告)日：2023-08-10

申请号：US18105177

申请日：2023-02-02

Applicant: Samsung Display Co., Ltd.

Inventor： Sung Kook PARK ,  Suk KIM ,  So Hee PARK ,  Hee SEOMOON ,  Tae Hee LEE ,  Won Ki HONG

IPC: G06F3/041 ,  G06F3/01 ,  G06F3/04883 ,  H01L25/075 ,  H01L27/12 ,  H01L33/50 ,  H01L33/58 ,  H01L33/62

CPC classification number: G06F3/0414 ,  G06F3/0412 ,  G06F3/016 ,  G06F3/04883 ,  H01L25/0753 ,  H01L27/1214 ,  H01L33/502 ,  H01L33/505 ,  H01L33/58 ,  H01L33/62 ,  G06F2203/014 ,  B82Y20/00

Abstract: A display device includes: a display panel; a frame disposed on one surface of the display panel; a vibration generator disposed on one surface of the frame opposite to the one surface of the display panel; and a shielding member which protrudes from the one surface of the middle frame.

公开(公告)号：US20230122324A1

公开(公告)日：2023-04-20

申请号：US17889819

申请日：2022-08-17

Applicant: Samsung Display Co., LTD.

Inventor： Hyung Il JEON ,  Min Woo KIM ,  Sung Kook PARK ,  Ki Seong SEO ,  Dae Ho SONG ,  Jin Woo CHOI

IPC: H01L27/15

Abstract: A display device includes a first pixel, a second pixel, and a third pixel, bank patterns disposed on a substrate, light-emitting elements disposed between the bank patterns, color conversion layers disposed on the light-emitting elements between the bank patterns, and protective layers disposed on the color conversion layers, wherein the protective layers in the first pixel, the second pixel, and the third pixel have different thicknesses.

公开(公告)号：US20230069326A1

公开(公告)日：2023-03-02

申请号：US17829940

申请日：2022-06-01

Applicant: Samsung Display Co., LTD.

Inventor： Sung Eun BAEK ,  Sung Kook PARK ,  Ki Seong SEO ,  Hyung Il JEON ,  Jin Woo CHOI

IPC: H01L27/15 ,  H01L33/00

Abstract: A display device includes pixels that are arranged in a display area in a first direction and a second direction and that include first electrodes separated from each other and light emitting elements electrically connected to the first electrodes; second electrodes that are arranged separately from each other in the first direction and are electrically connected to the light emitting elements of the pixels arranged in the second direction; a first pad part including a first pad electrically connected to the first electrodes; and a second pad part including second pads electrically connected to different second electrodes among the second electrodes.

公开(公告)号：US20230060443A1

公开(公告)日：2023-03-02

申请号：US17869088

申请日：2022-07-20

Applicant: Samsung Display Co., LTD.

Inventor： Hyung Il JEON ,  Sung Kook PARK ,  Sung Eun BAEK ,  Ki Seong SEO ,  So Yeon YOON ,  Jin Woo CHOI

IPC: H01L25/16 ,  H01L33/54

Abstract: A display device includes a first electrode disposed on a substrate. A light blocking layer is disposed on the substrate, the light blocking layer includes a recessed portion recessed toward the first electrode. Holes exposing the first electrode are formed in the recessed portion of the light blocking layer. Light emitting elements are disposed in the holes, each of the light emitting elements including a first end electrically contacting the first electrode. A second electrode is disposed on the light blocking layer, the second electrode electrically contacts a second end of each of the light emitting elements. A light conversion pattern is disposed in the recessed portion of the light blocking layer.

公开(公告)号：US20230053037A1

公开(公告)日：2023-02-16

申请号：US17748832

申请日：2022-05-19

Applicant: Samsung Display Co., LTD.

Inventor： Jin Woo CHOI ,  Sung Kook PARK ,  Sung Eun BAEK ,  Byeong Hwa CHOI

IPC: H01L25/18 ,  H01L27/15 ,  H01L23/00

Abstract: A display device and method for fabrication thereof includes a plurality of pixel electrodes and common electrode connection parts that are spaced from each other on a first substrate, a plurality of light emitting elements on the plurality of pixel electrodes, a plurality of common electrode elements on the common electrode connection parts, and a common electrode layer on the plurality of light emitting elements and the plurality of common electrode elements, wherein each of the plurality of light emitting element includes a first semiconductor layer, a second semiconductor layer, and an active layer between the first semiconductor layer and the second semiconductor layer, each of the plurality of common electrode elements includes at least the second semiconductor layer, and the common electrode layer includes a same material as the second semiconductor layer to be connected to the second semiconductor layers of the plurality of light emitting elements.

公开(公告)号：US20230044786A1

公开(公告)日：2023-02-09

申请号：US17815170

申请日：2022-07-26

Applicant: Samsung Display Co., LTD.

Inventor： Jin Woo CHOI ,  Min Woo KIM ,  Sung Kook PARK ,  Sung Eun BAEK

IPC: H01L25/075 ,  H01L33/14 ,  H01L33/06 ,  H01L33/38 ,  H01L33/62 ,  H01L33/00

Abstract: A display device includes light-emitting elements arranged on a circuit board, and extending in a thickness direction of the circuit board, wherein the light-emitting elements include a first light-emitting element configured to emit a first light, and a second light-emitting element configured to emit a second light, wherein the first light-emitting element and the second light-emitting element are on different layers, and wherein a width of the first light-emitting element is greater than a width of the second light-emitting element.

公开(公告)号：US20220352420A1

公开(公告)日：2022-11-03

申请号：US17561056

申请日：2021-12-23

Applicant: Samsung Display Co., LTD.

Inventor： Sung Kook PARK ,  Min Woo KIM ,  Ja Eun LEE ,  Jin Woo CHOI

IPC: H01L33/38 ,  H01L27/15 ,  H01L33/62 ,  H01L33/50

Abstract: A display device may include light emitting elements, a first electrode and a second electrode electrically connected to each of the light emitting elements, a pixel circuit electrically connected to at least one of the light emitting elements. The pixel circuit may be disposed in each of a plurality of pixel circuit areas that are disposed in a matrix form defined by a first direction and a second direction intersecting the first direction, a first contact portion and a second contact portion may be disposed in each of the plurality of pixel circuit areas, wherein the first contact portion electrically connects the pixel circuit and the first electrode, and the second contact portion electrically connects a common power line and the second electrode, and in a plan view, the first contact portion and the second contact portion may be alternately disposed along the first direction.

公开(公告)号：US20220352411A1

公开(公告)日：2022-11-03

申请号：US17553653

申请日：2021-12-16

Applicant: Samsung Display Co., LTD.

Inventor： Jin Woo CHOI ,  Min Woo KIM ,  Sung Kook PARK ,  Dae Ho SONG ,  So Yeon YOON ,  Joo Woan CHO

IPC: H01L33/00 ,  H01L25/075

Abstract: A manufacturing apparatus of a display device, includes: a first unit to transfer a plurality of light emitting elements on a growth substrate to a first film; a second unit to expand the first film; a third unit to retransfer the plurality of light emitting elements to a second film; a fourth unit to determine positions of the plurality of light emitting elements on the second film; a fifth unit to bin the light emitting elements on the second film, and determine an effective light source from among the light emitting elements; a sixth unit to form a plurality of pixels on a substrate, each pixel including a first bonding electrode; a seventh unit to remove the second film after transferring one light emitting element to the first bonding electrode of one pixel; and an eighth unit to form a second electrode on the one light emitting element.