公开(公告)号：US20230123511A1

公开(公告)日：2023-04-20

申请号：US17966191

申请日：2022-10-14

Applicant: Samsung Display Co., Ltd.

Inventor： Byoungyong Kim

IPC: H01L27/12

Abstract: A method of manufacturing the display apparatus includes: attaching a removable first film to one of an upper surface and a lower surface of a substrate, adjacent to a side surface of the substrate; hydrophilic-treating a first region of the side surface of the substrate, where the side surface includes the first region and a second region; providing an organic film pattern on the first region after the hydrophilic-treating; providing a metal layer on the first region and the second region after forming the organic film pattern; and forming a connection wire by removing the organic film pattern and portions of the metal layer on the first region.

公开(公告)号：US11287858B2

公开(公告)日：2022-03-29

申请号：US17064661

申请日：2020-10-07

Applicant: Samsung Display Co., Ltd.

Inventor： Byoungyong Kim ,  Seongtaek Lee ,  Young-Min Park

IPC: G09G3/20 ,  G06F1/18 ,  H01L27/32 ,  G09G3/3275 ,  H01L27/12 ,  G06F1/16

Abstract: A display device may include a display panel including a signal pad and a circuit board including a connection pad having a first connection pad portion and a second connection pad portion. The second connection pad portion may be thicker than the first connection pad portion and may not be overlapped with the first connection pad portion in a plan view. The connection pad may be in contact with the signal pad. A first surface roughness between the first connection pad portion and the signal pad may be greater than a second surface roughness between the second connection pad portion and the signal pad.

公开(公告)号：US11171194B2

公开(公告)日：2021-11-09

申请号：US15616658

申请日：2017-06-07

Applicant: Samsung Display Co., Ltd.

Inventor： Seungsoo Ryu ,  Byoungyong Kim ,  Sanghyeon Song ,  Jeongdo Yang ,  Jungyun Jo ,  Seunghwa Ha ,  Jeongho Hwang

IPC: H01L27/32 ,  H01L51/00 ,  H01L51/52 ,  G09G3/20 ,  H01L23/00

Abstract: A display apparatus is provided. The display apparatus includes a display substrate and a plurality of pads arranged above the display substrate. Each of the plurality of pads includes a first conductive layer, at least a portion of which is covered by an insulating film, a second conductive layer arranged above the first conductive layer, and a clamping portion formed in the second conductive layer.

公开(公告)号：US11094774B2

公开(公告)日：2021-08-17

申请号：US16673843

申请日：2019-11-04

Applicant: Samsung Display Co., Ltd.

Inventor： Hyuneok Shin ,  Byoungyong Kim ,  Jang-Hyun Kim ,  Sangwoo Sohn ,  Sangwon Shin ,  Sukyoung Yang ,  Dongmin Lee

IPC: H01L27/32 ,  H01L51/52

Abstract: A display device may include a first substrate, a pixel, a contact electrode, and a side electrode. The pixel may overlap a first face of the first substrate. The contact electrode may be electrically connected to the pixel. A first face of the contact electrode may overlap the first face of the first substrate. The side electrode may be positioned beyond the first substrate. A first face of the side electrode may directly contact a second face of the contact electrode. The second face of the contact electrode may be not parallel to the first face of the contact electrode.

公开(公告)号：US10510821B2

公开(公告)日：2019-12-17

申请号：US15617420

申请日：2017-06-08

Applicant: Samsung Display Co., Ltd.

Inventor： Jungyun Jo ,  Byoungyong Kim ,  Seungsoo Ryu ,  Sanghyeon Song ,  Jeongdo Yang ,  Jonghyuk Lee ,  Seunghwa Ha ,  Jeongho Hwang

IPC: G06F1/00 ,  H01L27/32 ,  H01L25/18 ,  G06F3/041 ,  G06F3/044 ,  H01L27/12 ,  H01L51/00

Abstract: A display device includes: a substrate; and a plurality of pad terminals on the substrate, wherein each of the plurality of pad terminals includes a lower conductive layer and an upper conductive layer disposed on the lower conductive layer, an elastic layer disposed between the lower conductive layer and the upper conductive layer, and at least a portion of the lower conductive layer being electrically connected to at least a portion of the upper conductive layer in a region in which the elastic layer is not arranged.

公开(公告)号：US10141292B2

公开(公告)日：2018-11-27

申请号：US15702818

申请日：2017-09-13

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Byoungyong Kim ,  Jonghyuk Lee ,  Jeongho Hwang

IPC: H01L23/48 ,  H01L23/52 ,  H01L29/40 ,  H01L25/18 ,  H01L23/00

Abstract: A display device includes: a display panel driven to display an image, the display panel including a substrate including a display area at which the image is displayed; a terminal pad on the substrate and through which a driving signal is applied to the display area; a driving chip through which the driving signal is applied to the terminal pad; and a non-conductive film which fixes the driving chip to the substrate. The driving chip includes: a non-conductive elastic support body projected from a surface of the driving chip; a bump wiring on the non-conductive elastic support body, the bump wiring directly contacting the terminal pad to apply the driving signal to the terminal pad; and a dispersed particle on the non-conductive elastic support body.

公开(公告)号：US12010883B2

公开(公告)日：2024-06-11

申请号：US16932831

申请日：2020-07-20

Applicant: Samsung Display Co., Ltd.

Inventor： Seung-Soo Ryu ,  Sang Hyuck Yoon ,  Byoungyong Kim

IPC: H10K59/131 ,  H10K50/842 ,  H10K59/12 ,  H10K71/00

CPC classification number: H10K59/131 ,  H10K50/8426 ,  H10K71/00 ,  H10K59/1201

Abstract: A display device includes: a first layer including a pixel array disposed on a base substrate, a side terminal disposed on the base substrate, and a transfer wiring electrically connected to the side terminal and the pixel array; a second layer coupled with the first layer; a seal disposed between the first layer and the second layer and surrounding the pixel array; a filler, spaced apart from the seal, overlapping at least a portion of the side terminal and filling a space between the first layer and the second layer; and a conductive connection pad disposed on a side surface of the first layer and contacting the side terminal.

公开(公告)号：US10892313B2

公开(公告)日：2021-01-12

申请号：US16244372

申请日：2019-01-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Byoungyong Kim ,  Jonghyuk Lee ,  Jeongho Hwang

IPC: H01L27/32

Abstract: A display device includes: a substrate including a pad area; a plurality of first conductive pads disposed in a matrix form in the pad area in a first direction and in a second direction intersecting the first direction; protrusions disposed on the plurality of first conductive pads; and a plurality of second conductive pads disposed on the plurality of first conductive pads and the protrusions. The plurality of second conductive pads include: contact portions in contact with the first conductive pads; and raised portions configured to extend from the contact portions, to cover the protrusions, and to have heights greater than that of the contact portions. The plurality of second conductive pads include an ultrasonic bondable material.

公开(公告)号：US10686027B2

公开(公告)日：2020-06-16

申请号：US16108584

申请日：2018-08-22

Applicant: Samsung Display Co., Ltd.

Inventor： Jungyun Jo ,  Byoungyong Kim ,  Seung-soo Ryu

IPC: H01L27/32 ,  H01L51/52 ,  G09G3/3266 ,  G09G3/3275 ,  H01L27/12 ,  H05K1/11 ,  H05K1/18 ,  G09G3/3233

Abstract: A display device includes a substrate including a display area and a non-display area, driving elements disposed in the display area, a plurality of pads disposed in the non-display area and electrically connected to the driving elements, an insulating layer partially disposed on the pads to partially expose the pads, a plurality of signal pads disposed on the pads exposed by the insulating layer and electrically connected to the pads, respectively, and an electronic component including a plurality of driving bumps disposed on the signal pads and electrically connected to the signal pads, respectively. A first portion of a first driving bump of the driving bumps is in direct contact with a first signal pad of the signal pads, and a second portion of the first driving bump is in direct contact with a portion of the insulating layer not overlapping with the first signal pad.

公开(公告)号：US10217806B2

公开(公告)日：2019-02-26

申请号：US15362082

申请日：2016-11-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Byoungyong Kim ,  Seunghwa Ha ,  Seungsoo Ryu ,  Sanghyeon Song ,  Jeongdo Yang ,  Jungyun Jo ,  Jeongho Hwang

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/56 ,  G02F1/1345 ,  H05K1/11 ,  H05K3/32

Abstract: A display apparatus includes a display panel including a display substrate on which a plurality of pad terminals is disposed, and a driving unit including a plurality of driving terminals electrically connected to the plurality of pad terminals. Each of the plurality of pad terminals includes a stepped groove that faces a corresponding driving terminal of the plurality of driving terminals or each of the plurality of pad terminals includes an opening hole that faces the corresponding driving terminal of the plurality of driving terminals.