公开(公告)号：US20220203479A1

公开(公告)日：2022-06-30

申请号：US17525199

申请日：2021-11-12

Applicant: Samsung Display Co., Ltd.

Inventor： YONG-HOON KWON ,  BYUNGHOON KIM ,  TAEOH KIM ,  JAEBEEN LEE

IPC: B23K26/364

Abstract: A manufacturing method of a window includes providing a window including a first non-folding portion, a second non-folding portion, and a folding portion disposed between the first and second non-folding portions and irradiating a laser beam to a front surface of the folding portion of the window to form a first groove in the front surface of the folding portion. The first and second non-folding portions and the folding portion are arranged in the window in a first direction, first processing areas extending in a second direction intersecting the first direction and arranged in the first direction are defined in the front surface of the folding portion, and the laser beam is irradiated at least once to each of the first processing areas in the second direction.

公开(公告)号：US20240106924A1

公开(公告)日：2024-03-28

申请号：US18330694

申请日：2023-06-07

Applicant: Samsung Display Co., Ltd.

Inventor： JEONGWEON SEO ,  BYUNGHOON KIM ,  YOUNGDO KIM ,  JUNYOUNG LEE ,  JUNWOO YOU

IPC: H04M1/02 ,  G06F1/16

CPC classification number: H04M1/0264 ,  G06F1/1656 ,  G06F1/1686 ,  H04M1/0266

Abstract: An electronic device includes an electronic module which provides a function to the electronic device, a display panel comprising a first region, and a second region which is adjacent to the first region and corresponds to the electronic module, and a lower member below the display panel. The lower member includes an adhesive layer including a first adhesive portion which corresponds to the first region of the display panel and has an adhesive strength, and a second adhesive portion which corresponds to the second region of the display panel and has an adhesive strength lower than that of the first adhesive portion, together with a functional layer which is directly below the first adhesive portion and includes a plurality of fillers which are in a base layer and have an average diameter of about 10 micrometers to about 70 micrometers.

公开(公告)号：US20240174559A1

公开(公告)日：2024-05-30

申请号：US18367559

申请日：2023-09-13

Applicant: Samsung Display Co., LTD.

Inventor： JEONGJIN PARK ,  YONG-HOON KWON ,  BYUNGHOON KIM ,  TAEOH KIM

IPC: C03C21/00 ,  C03B33/02 ,  C03C23/00

CPC classification number: C03C21/002 ,  C03B33/0222 ,  C03C23/0075

Abstract: A processing apparatus includes a first processing unit to spray a mixture into a first region of a processing target, and a second processing unit to irradiate a beam into the first region of the processing target, and maintain a temperature of the first region to a predetermined temperature or more, in which the predetermined temperature is for ion-exchange between the processing target and some materials of the mixture.

公开(公告)号：US20250120296A1

公开(公告)日：2025-04-10

申请号：US18819944

申请日：2024-08-29

Applicant: Samsung Display Co., LTD. ,  WI-A CORPORATION

Inventor： JEONGJIN PARK ,  YONG MUN KIM ,  BYUNGHOON KIM ,  YOUN HYUN NAM ,  BYEONG GYU PARK

IPC: H10K71/00 ,  B23K26/066 ,  H10K59/12 ,  H10K59/131

Abstract: A laser irradiation device includes an optical system including a light source emitting a laser, a pattern mask including a plurality of patterns on which the laser emitted from the optical system is incident and through which the laser passes, and a moving module moving the pattern mask in a direction perpendicular to the substrate while irradiating the metal layer with the laser to control an area in which the metal layer is irradiated with the laser. The plurality of pad electrodes and the plurality of bump electrodes are electrically connected through the plurality of metal patterns.

公开(公告)号：US20250040372A1

公开(公告)日：2025-01-30

申请号：US18760710

申请日：2024-07-01

Applicant: Samsung Display Co., LTD.

Inventor： TAEOH KIM ,  BYUNGHOON KIM ,  JEONGJIN PARK

IPC: H10K59/131 ,  H10K59/12

Abstract: A method for manufacturing a display panel includes: preparing for a base layer including a pad inside the base layer, forming an opening such that the pad are exposed by etching a portion of the base layer, preparing for a circuit film having a preliminary circuit film line provided in the circuit film, forming a circuit film line from the preliminary circuit film line by irradiating a laser beam to the circuit film, disposing the base layer and the circuit film such that the pad and the circuit film line overlap each other on a stage, and disposing a transfer substrate on the base layer, and forming a conductive pattern on the pad and the circuit film line, where the forming of the conductive pattern includes irradiating a first laser beam on the transfer substrate.

公开(公告)号：US20240405164A1

公开(公告)日：2024-12-05

申请号：US18596862

申请日：2024-03-06

Applicant: Samsung Display Co., Ltd.

Inventor： YOUNGDO KIM ,  BYUNGHOON KIM ,  JEONGWEON SEO ,  JUNWOO YOU ,  JUNYOUNG LEE ,  CHANGMOO LEE ,  SUK WON JUNG

IPC: H01L33/44 ,  H01L25/075

Abstract: An electronic device includes a display panel including a first region corresponding to an electronic module, a second region which extends from the first region, and a third region which is spaced apart from the first region with the second region therebetween, and a protective layer facing the display panel at the second region and the third region. The protective layer includes a first protective part including an ultraviolet curable resin, the first protective part being adjacent to the first region and overlapping the second region, and a second protective part including a heat radiating material, the second protective part being adjacent to the second region and overlapping the third region.

公开(公告)号：US20240179860A1

公开(公告)日：2024-05-30

申请号：US18491900

申请日：2023-10-23

Applicant: Samsung Display Co., Ltd.

Inventor： BYUNGHOON KIM ,  YONG-HOON KWON ,  TAEOH KIM

IPC: H05K5/02

CPC classification number: H05K5/0217

Abstract: An electronic device includes an electronic module, a display panel including a second region corresponding to the electronic module and adjacent to a first region, and a lower member overlapping the first region. The lower member includes a functional layer corresponding to the first region, and an adhesive layer corresponding to the first and second regions. The adhesive layer includes a first adhesive portion defining a first lower surface of the adhesive layer which overlaps the first region of the display panel, a second adhesive portion which defines a second lower surface of the adhesive layer which overlaps the second region of the display panel, each of the first and second lower surfaces having hydrophobicity, and the hydrophobicity of the first lower surface of the first adhesive portion being lower than the hydrophobicity of the second lower surface of the second adhesive portion.

公开(公告)号：US20240241545A1

公开(公告)日：2024-07-18

申请号：US18513645

申请日：2023-11-20

Applicant: Samsung Display Co., Ltd.

Inventor： BYUNGHOON KIM ,  TAEOH KIM

IPC: G06F1/16 ,  H01L25/075

CPC classification number: G06F1/1652 ,  G06F1/1656 ,  H01L25/0753

Abstract: A display device includes a display panel, a window, and a window protection layer. The display panel includes a first non-folding region, a second non-folding region, and a folding region which is foldable and disposed between the first non-folding region and the second non-folding region. The first non-folding region, the second non-folding region, and the folding region each include light emitting regions in which light emitting elements respectively overlap and a non-light emitting region disposed between the light emitting regions. The window is disposed on the display panel. The window protection layer has at least one groove overlapping the folding region defined therein, and is disposed on the window. The groove overlaps the non-light emitting region of the folding region when viewed on a plane.

公开(公告)号：US20240198456A1

公开(公告)日：2024-06-20

申请号：US18590383

申请日：2024-02-28

Applicant: Samsung Display Co., Ltd.

Inventor： YONG-HOON KWON ,  BYUNGHOON KIM ,  TAEOH KIM ,  JAEBEEN LEE

IPC: B23K26/364

CPC classification number: B23K26/364

Abstract: A manufacturing method of a window includes providing a window including a first non-folding portion, a second non-folding portion, and a folding portion disposed between the first and second non-folding portions and irradiating a laser beam to a front surface of the folding portion of the window to form a first groove in the front surface of the folding portion. The first and second non-folding portions and the folding portion are arranged in the window in a first direction, first processing areas extending in a second direction intersecting the first direction and arranged in the first direction are defined in the front surface of the folding portion, and the laser beam is irradiated at least once to each of the first processing areas in the second direction.

公开(公告)号：US20240107835A1

公开(公告)日：2024-03-28

申请号：US18372857

申请日：2023-09-26

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： BYUNGHOON KIM ,  Misun Kim ,  Taeoh Kim

IPC: H10K59/131 ,  H10K59/12

CPC classification number: H10K59/131 ,  H10K59/1201

Abstract: A display device includes a lower inorganic barrier layer. Pad electrodes are disposed on the lower inorganic barrier layer and penetrate the lower inorganic barrier layer. The pad electrodes are spaced apart from each other. An upper inorganic barrier layer is disposed on the lower inorganic barrier layer and covers the pad electrodes. An upper organic base layer is disposed on the upper inorganic barrier layer. A circuit layer is disposed on the upper organic base layer. A light emitting element layer is disposed on the circuit layer. A lower organic base layer is disposed under the lower inorganic barrier layer. The lower organic base layer includes a first portion defining contact openings respectively exposing the pad electrodes penetrating the lower inorganic barrier layer. A second portion is disposed under the first portion. The second portion defines a pad opening exposing the contact openings.