公开(公告)号：US11116079B2

公开(公告)日：2021-09-07

申请号：US16860906

申请日：2020-04-28

Applicant: Samsung Display Co., Ltd.

Inventor： Byoung Yong Kim ,  Jong Hyuk Lee ,  Jeong Ho Hwang

IPC: H05K1/00 ,  H05K1/11 ,  H05K1/14 ,  G09G3/20 ,  H01L21/00 ,  G02F1/1345 ,  H01L27/32 ,  H05K1/02 ,  H05K1/18 ,  H01L27/12 ,  H01L51/00

Abstract: A display device according to an exemplary embodiment includes: a substrate including a display region configured to display an image, and a pad region positioned around the display region; and a first pad unit positioned on the pad region, wherein the first pad unit includes a first terminal region including a plurality of first pad terminals arranged in a first pattern, and a second terminal region including a plurality of second pad terminals arranged in a second pattern different from the first pattern.

公开(公告)号：US10674605B2

公开(公告)日：2020-06-02

申请号：US15648122

申请日：2017-07-12

Applicant: Samsung Display Co., Ltd.

Inventor： Byoung Yong Kim ,  Jong Hyuk Lee ,  Jeong Ho Hwang

IPC: H05K1/11 ,  H05K1/14 ,  G02F1/1345 ,  H01L27/32 ,  H05K1/02 ,  H05K1/18 ,  H01L27/12 ,  H01L51/00 ,  G09G3/20 ,  H01L21/00

Abstract: A display device according to an exemplary embodiment includes: a substrate including a display region configured to display an image, and a pad region positioned around the display region; and a first pad unit positioned on the pad region, wherein the first pad unit includes a first terminal region including a plurality of first pad terminals arranged in a first pattern, and a second terminal region including a plurality of second pad terminals arranged in a second pattern different from the first pattern.

公开(公告)号：US10539842B2

公开(公告)日：2020-01-21

申请号：US15636797

申请日：2017-06-29

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Byoung Yong Kim ,  Jong Hyuk Lee ,  Jeong Ho Hwang

IPC: G02F1/1345 ,  G09G3/00 ,  G02F1/13 ,  C23C18/28 ,  H01L23/00 ,  H05K1/05 ,  H05K3/18 ,  H05K3/20 ,  H05K3/32 ,  H05K3/38

Abstract: A display device includes a display substrate including a display area and a pad region, a first pad portion including a plurality of first pad terminals, the plurality of first pad terminals being arranged in a first direction, and a printed circuit board (PCB) including a base film and a second pad portion. The second pad is electrically connected to the first pad portion. The second pad portion includes a plurality of second pad terminals electrically connected to the plurality of first pad terminals, and a plurality of first test lines. The plurality of second pad terminals includes a plurality of sub-pad terminals. One of the plurality of first lines is connected to a first sub-pad terminal of the plurality of sub-pad terminals, and a second sub-pad terminal of the plurality of sub-pad terminals is not connected to any of the plurality of first lines.

公开(公告)号：US10271429B2

公开(公告)日：2019-04-23

申请号：US15641686

申请日：2017-07-05

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Byoung Yong Kim ,  Jeong Ho Hwang ,  Jong Hyuk Lee

IPC: H05K7/10 ,  H05K7/12 ,  H05K1/11 ,  H01L23/00 ,  H05K1/18

Abstract: A display device includes a display substrate including a display area where an image is displayed and a pad area disposed at a periphery of the display area, and a first pad portion disposed in the pad area, the first pad portion including a plurality of first line pad terminals arranged along a first curved line in a first direction.

公开(公告)号：US10153193B2

公开(公告)日：2018-12-11

申请号：US15615123

申请日：2017-06-06

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jeong Do Yang ,  Byoung Yong Kim ,  Seung-Soo Ryu ,  Sang Hyeon Song ,  Jung Yun Jo ,  Seung-Hwa Ha ,  Jeong Ho Hwang

IPC: H01L21/70 ,  H01L23/29 ,  H01L23/522 ,  H01L23/525 ,  H01L23/532 ,  H01L27/12 ,  H01L49/02

Abstract: An integrated circuit includes a substrate, a pad electrode disposed on the substrate, and a passivation layer disposed on the pad electrode and including an organic insulating material. The integrated circuit further includes a bump electrode disposed on the passivation layer and connected to the pad electrode through a contact hole. The passivation layer includes an insulating portion having a first thickness and covering an adjacent edge region of the pad electrode and the substrate, and a bump portion having a second thickness, that is greater than the first thickness, and covering a center portion of the pad electrode.

公开(公告)号：US20180076234A1

公开(公告)日：2018-03-15

申请号：US15688096

申请日：2017-08-28

Applicant: Samsung Display Co., Ltd.

Inventor： Byoung Yong Kim ,  Jong Hyuk LEE ,  Jeong Ho HWANG

IPC: H01L27/12 ,  H01L23/00

Abstract: A display device includes a substrate including a display area to display an image and a pad area disposed around the display area; and a first pad unit positioned on the pad area, and including a first terminal region having a plurality of first pad terminals arranged in a first direction, in which each of the plurality of first pad terminals includes: a plurality of first connection pad terminals arranged in a first row disposed at a first angle relative to the first direction; a plurality of second connection pad terminals spaced apart from the plurality of first connection pad terminals, and arranged in a second row disposed at a second angle relative to the first direction; and a first terminal connection line configured to connect one of the plurality of first connection pad terminals and one of the plurality of second connection pad terminals, and having at least one bent shape. The first terminal connection line is disposed in a different layer from that of the first connection pad terminal and the second connection pad terminal.

公开(公告)号：US11925077B2

公开(公告)日：2024-03-05

申请号：US17266822

申请日：2019-03-18

Applicant: Samsung Display Co., Ltd.

Inventor： Byoung Yong Kim ,  Bong Hyun You

IPC: H01L23/00 ,  H10K59/131 ,  H10K59/88

CPC classification number: H10K59/131 ,  H10K59/88

Abstract: A display apparatus includes: a display panel including a display area, and a pad area adjacent to the display area; and a circuit board attached to the pad area. The pad area includes at least one signal pad terminal electrically connected to a first signal line extending through the display area, and at least one dummy pad terminal spaced from the first signal line. The circuit board includes a signal lead terminal connected to the signal pad terminal, and a dummy lead terminal connected to the dummy pad terminal.

公开(公告)号：US11770966B2

公开(公告)日：2023-09-26

申请号：US17956096

申请日：2022-09-29

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Eui Jeong Kang ,  Si Joon Song ,  Byoung Yong Kim ,  Dae Hyuk Im

IPC: H10K71/00 ,  H10K50/844 ,  H10K59/131 ,  H10K59/12

CPC classification number: H10K71/00 ,  H10K50/844 ,  H10K59/131 ,  H10K59/1201

Abstract: A method of manufacturing a display device includes: providing a first substrate, a second substrate, and a plurality of connection lines, wherein the first substrate has a base substrate, wherein the second substrate faces the first substrate, and wherein the plurality of connection lines are disposed between the base substrate and the second substrate; grinding a side surface of the base substrate, a side surface of the second substrate, and side surfaces of the plurality of connection lines; and simultaneously transferring a conductive film and laser-curing the conductive film, wherein the conductive film is transferred to the ground side surface of the base substrate, the ground side surface of the second substrate, and the ground side surfaces of the plurality of connection lines.

公开(公告)号：US11552044B2

公开(公告)日：2023-01-10

申请号：US17149888

申请日：2021-01-15

Applicant: Samsung Display Co. Ltd.

Inventor： Byoung Yong Kim ,  Jeong Ho Hwang

IPC: H01L27/00 ,  H01L23/00 ,  G02F1/13 ,  H01L27/32 ,  G02F1/1345

Abstract: A bonding apparatus for bonding a driving circuit to a display panel includes: a bonding stage unit on which the display panel is supported in bonding the driving circuit to the display panel; a head unit located above the bonding stage unit and with which ultrasonic waves are applied to the driving circuit to couple the driving circuit with a bonding area of the display panel supported on the bonding stage unit; and a protrusion disposed at an edge portion of the bonding stage unit, the edge portion corresponding to an end of the display panel at which the bonding area is disposed.

公开(公告)号：US11537011B2

公开(公告)日：2022-12-27

申请号：US17011918

申请日：2020-09-03

Applicant: Samsung Display Co., LTD.

Inventor： Byoung Yong Kim

IPC: G02F1/1345 ,  G02F1/1368 ,  G02F1/1362

Abstract: A display device includes a first substrate including a display area including pixels, a non-display area disposed around the display area, and a base substrate, a second substrate facing the first substrate, and a printed circuit board attached to side surfaces of the first substrate and the second substrate, wherein the first substrate includes a plurality of connection wirings connected to the pixels, arranged on the base substrate, extending along a first direction, and spaced apart from each other along a second direction intersecting the first direction, and a plurality of connection pads arranged on the side surface of the first substrate and the side surface of the second substrate, connected to the connection wirings, extending along a thickness direction, and spaced apart from each other along the second direction, the first substrate further includes a coupling member disposed between the printed circuit board and the side surface of the first substrate and between the printed circuit board and the side surface of the second substrate, and the coupling member includes a non-conductive film portion disposed to overlap the connection wirings along the first direction, and a conductive film portion disposed around the non-conductive film portion.