公开(公告)号：US20220392989A1

公开(公告)日：2022-12-08

申请号：US17680526

申请日：2022-02-25

Applicant: Samsung Display Co., LTD.

Inventor： BYOUNGYONG KIM ,  SANGHYEON SONG

IPC: H01L27/32 ,  H01L23/00 ,  H01L51/56 ,  H01L25/18

Abstract: A display device includes a driving member which provides an electrical signal and includes a connection terminal which transmits the electrical signal, a pad electrode which receives the electrical signal from the driving member and is electrically connected to the connection terminal of the driving member, an organic layer on the pad electrode, the organic layer including a side surface defining an opening of the organic layer which exposes the pad electrode to outside the organic layer and within the opening, a protrusion protruding from the side surface, and a connection conductive layer which electrically connects the pad electrode to the connection terminal, within the opening of the organic layer, where the connection conductive layer covers each of the pad electrode which is exposed by the opening of the organic layer, the side surface of the organic layer, and the protrusion of the organic layer.

公开(公告)号：US20220392869A1

公开(公告)日：2022-12-08

申请号：US17700870

申请日：2022-03-22

Applicant: Samsung Display Co., Ltd.

Inventor： BYOUNGYONG KIM

IPC: H01L23/00 ,  H01L23/498

Abstract: A display panel includes a substrate including a display area and a pad area spaced apart from the display area, and an uneven pad disposed on the substrate in the pad area. The uneven pad includes a first conductive layer, a first organic layer disposed on the first conductive layer and having an upper surface having an uneven shape, and a second conductive layer disposed on the first organic layer.

公开(公告)号：US20190172896A1

公开(公告)日：2019-06-06

申请号：US16267003

申请日：2019-02-04

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 ,  H05K1/11 ,  G02F1/1345 ,  H05K3/32 ,  H01L51/56

Abstract: A display apparatus includes a display panel having a display substrate on which a plurality of pad terminals is disposed, and a driving unit having 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.

公开(公告)号：US20220399299A1

公开(公告)日：2022-12-15

申请号：US17717567

申请日：2022-04-11

Applicant: Samsung Display Co., Ltd.

Inventor： BYOUNGYONG KIM ,  DAEHYUK IM ,  SEUNG-SOO RYU ,  HEEJU WOO

IPC: H01L23/00 ,  H01R12/62 ,  H01R4/04 ,  H05K1/18 ,  H05K3/36

Abstract: A display device includes a substrate including a display area and a pad area, a plurality of pad electrodes disposed in the pad area on the substrate, a circuit board disposed to overlap at least a portion of the pad area on the substrate, and an anisotropic conductive layer disposed in the pad area between the substrate and the circuit board. The circuit board includes a base substrate and a plurality of bump electrodes disposed on a lower surface of the base substrate. The anisotropic conductive layer includes an adhesive layer and a plurality of conductive particles arranged in the adhesive layer. Each of the conductive particles includes a core, a first conductive film disposed on the core in a way such that at least a portion of the core is exposed, and a second conductive film entirely covering the core and the first conductive film.

公开(公告)号：US20220376023A1

公开(公告)日：2022-11-24

申请号：US17686869

申请日：2022-03-04

Applicant: Samsung Display Co., Ltd.

Inventor： BYOUNGYONG KIM

IPC: H01L27/32 ,  H01L51/56

Abstract: A display panel includes: a first substrate; and a pad including a first conductive layer and a first coupling part. The first conductive layer is disposed on the first substrate, and the first coupling part includes a first pattern protruding from the first conductive layer and having a bent shape.

公开(公告)号：US20220406873A1

公开(公告)日：2022-12-22

申请号：US17746893

申请日：2022-05-17

Applicant: Samsung Display Co., Ltd.

Inventor： BYOUNGYONG KIM

IPC: H01L27/32 ,  H01L51/56

Abstract: A display device includes a display panel having a display region and a pad region adjacent to the display region, and a circuit board electrically connected to the display panel, in which the display panel includes: a base substrate having an upper surface and a lower surface opposing the upper surface, the base substrate including a plurality of recessed patterns recessed from the lower surface; and a plurality of display pads disposed in the pad region and arranged in a first direction, and wherein at least one of the plurality of recessed patterns overlaps the pad region.

公开(公告)号：US20190181111A1

公开(公告)日：2019-06-13

申请号：US16128740

申请日：2018-09-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： BYOUNGYONG KIM ,  Jeongho HWANG

IPC: H01L23/00 ,  H01L27/12 ,  H01L23/498

Abstract: A driving chip includes a body portion including a circuit. A first bump is electrically connected to the body portion. A second bump is disposed on the first bump. The second bump has a planar area less than a planar area of the first bump on a plane defined along a first direction parallel to an upper surface of the body portion. The first bump has a length of about 60 μm or more in the first direction, a side surface of the second bump is aligned with a side surface of the first bump along a second direction orthogonal to the first direction.