公开(公告)号：US10923452B2

公开(公告)日：2021-02-16

申请号：US16783342

申请日：2020-02-06

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Ilyoung Han ,  Taeyeong Kim ,  Jihoon Kang ,  Nohsung Kwak ,  Seokho Kim ,  Hoechul Kim ,  Ilhyoung Lee ,  Hakjun Lee

IPC: H01L23/00 ,  H01L21/67 ,  H01L21/687 ,  H01L21/683

Abstract: A substrate bonding apparatus for bonding a first substrate to a second substrate includes: a first bonding chuck including: a first base; a first deformable plate provided on the first base to support the first substrate; and a first pneumatic adjustor configured to deform the first deformable plate by adjusting a first pressure in a first cavity formed between the first deformable plate and the first base; and a second bonding chuck including: a second base; a second deformable plate provided on the second base to support the second substrate; and a second pneumatic adjustor configured to deform the second deformable plate by adjusting a second pressure in a second cavity formed between the second deformable plate and the second base. The first deformable plate is deformed such that a first distance between the first base and the first deformable plate is varied based on the first pressure, and the second deformable plate is deformed such that a second distance between the second base the second deformable plate is varied based on the second pressure.

公开(公告)号：US12232350B2

公开(公告)日：2025-02-18

申请号：US17749734

申请日：2022-05-20

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jonghwan Choi ,  Namhyung Kim ,  Jihoon Kang ,  Seokki Kim ,  Chijoon Kim ,  Changyong Seo ,  Wonho Lee ,  Soonwan Chung

IPC: G06F1/16 ,  C09K3/10 ,  H10K50/842 ,  H10K59/12

Abstract: Disclosed is a foldable electronic device including a sealing member for protecting a side surface of flexible display. A foldable electronic device according to various embodiments of the disclosure may include: a foldable housing configured to be folded and unfolded, a flexible display disposed in the foldable housing, the flexible display including a display panel configured to display image information and a cover window covering a first surface of the display panel on which image information is displayed, the display panel having at least one portion configured to be bent according to folding and unfolding operations of the foldable housing, and a seal contacting a region of a side part of the flexible display with reference to the first surface of the flexible display, the region including a space between the cover window and the display panel, wherein the seal may include a polymer material which is configured to be bent according to the bending operation in a state of being in contact with a side surface of the flexible display during the bending operation of the flexible display.

公开(公告)号：US11776448B2

公开(公告)日：2023-10-03

申请号：US16844253

申请日：2020-04-09

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jitsuo Ota ,  Jihoon Kang

IPC: G09G3/20 ,  G09G3/32 ,  H01L25/075 ,  H01L27/12 ,  H01L27/15 ,  H01L33/00 ,  H01L33/18 ,  H01L33/24 ,  H01L33/32 ,  H01L33/38 ,  H01L33/44

CPC classification number: G09G3/2007 ,  G09G3/32 ,  H01L25/0753 ,  H01L27/1214 ,  H01L27/15 ,  H01L33/007 ,  H01L33/18 ,  H01L33/24 ,  H01L33/32 ,  H01L33/38 ,  H01L33/44 ,  G09G2330/10 ,  H01L2933/0016 ,  H01L2933/0025

Abstract: The disclosure relates to a light emitting diode (LED) that is capable of emitting a plurality of lights having different wavelengths from one another, and independently controlling the intensity of the plurality of emitted lights and a manufacturing method of the LED, and a display device including the LED. Specifically, an LED according to the disclosure includes a first light emitting cell including an n-type semiconductor layer, a p-type semiconductor layer, and a first light emitting layer which respectively include at least one non-planar area, the first light emitting layer emitting a light of a first wavelength, a second light emitting cell including an n-type semiconductor layer, a p-type semiconductor layer, and a second light emitting layer which respectively consist of a planar area, the second light emitting layer emitting a light of a second wavelength different from the first wavelength of the light emitted from the first light emitting layer, a common electrode commonly connected with the first light emitting cell and the second light emitting cell, and a first pixel electrode and a second pixel electrode independently connected with each of the first light emitting cell and the second light emitting cell.

公开(公告)号：US11417810B2

公开(公告)日：2022-08-16

申请号：US16916321

申请日：2020-06-30

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jihoon Kang ,  Jitsuo Ota ,  Jenghun Suh ,  Jaephil Shim ,  Myunghee Kim

IPC: H01L33/58 ,  H01L25/075 ,  H01L27/12 ,  H01L33/00 ,  H01L33/60 ,  H01L33/62 ,  H01L33/50 ,  G02B5/28

Abstract: An LED device includes: a first semiconductor layer of a first type; a second semiconductor layer of a second type; a light emitting layer formed between the first semiconductor layer and the second semiconductor layer and configured to emit light; and a filter formed on the second semiconductor layer and configured to transmit light in the second wavelength band within the first wavelength band. The filter includes a defect layer, first refractive layers, and second refractive layers having a refractive index greater than a refractive index of the first refractive layers, the first refractive layers and the second refractive layers are formed alternately on one side and other side of the defect layer. A thickness of the defect layer is determined based on a center wavelength of the first wavelength band, a peak wavelength of the second wavelength band and a refractive index of the defect layer.

公开(公告)号：US20220246673A1

公开(公告)日：2022-08-04

申请号：US17518101

申请日：2021-11-03

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jeunghun SUH ,  Jihoon Kang ,  Myunghee Kim

IPC: H01L27/15 ,  H01L33/10 ,  H01L33/50 ,  H01L33/00

Abstract: A display module includes a substrate, and a plurality of pixels provided on the substrate, wherein each of the plurality of pixels includes a first inorganic light emitting element including a distributed Bragg reflectors (DBR) layer, a second inorganic light emitting element including a DBR layer, a third inorganic light emitting element, a first color conversion layer provided adjacent to the first inorganic light emitting element, a second color conversion layer provided adjacent to the second inorganic light emitting element, and a first color filter provided adjacent to the first color conversion layer, a second color filter provided adjacent to the second color conversion layer, wherein a size of the first color conversion layer is larger than a size of the first inorganic light emitting element, and a size of the second color conversion layer is larger than a size of the second inorganic light emitting element.

公开(公告)号：US20220246672A1

公开(公告)日：2022-08-04

申请号：US17518092

申请日：2021-11-03

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jenghun Suh ,  Jihoon Kang ,  Myunghee Kim

IPC: H01L27/15 ,  H01L33/50 ,  H01L33/56 ,  H01L33/00 ,  H01L33/10

Abstract: A display module is disclosed. The display module includes pixels provided on the substrate, one of which includes: inorganic light emitting elements configured to emit light of a same color; light dispersing layers provided on light emitting surfaces of the inorganic light emitting elements; color conversion layers provided on the light dispersing layers; and color filters provided on the color conversion layers. When viewed from above an upper surface of the substrate, the light dispersing layers are larger than the inorganic light emitting elements.

公开(公告)号：US20210043616A1

公开(公告)日：2021-02-11

申请号：US16984216

申请日：2020-08-04

Applicant: Samsung Electronics Co., Ltd.

Inventor： Youngki Jung ,  Jihoon Kang ,  Jinho Kim ,  Sangmin Shin

IPC: H01L25/16 ,  H01L25/075 ,  H01L23/00 ,  H01L21/66

Abstract: A display apparatus is provided. The display apparatus includes a plurality of anode pads disposed on a substrate and spaced apart from each other along a first direction; a cathode pad disposed on the substrate and spaced apart from the plurality of anode pads along a second direction that crosses the first direction; a plurality of repair anode pads disposed on the substrate, spaced apart from each other along the first direction, and spaced apart from the plurality of anode pads and the cathode pad along the second direction; and a plurality of light emitting diodes (LEDs) disposed on the substrate and spaced apart from each other along the first direction, each of the plurality of LEDs including an anode that is electrically connected to a corresponding anode pad from among the plurality of anode pads and a cathode that is electrically connected to the cathode pad.