公开(公告)号：US20230275103A1

公开(公告)日：2023-08-31

申请号：US17974620

申请日：2022-10-27

Applicant: Samsung Display Co., LTD.

Inventor： Byung Hoon KIM ,  Yong Hoon KWON ,  Mi Sun KIM ,  Tae Oh KIM ,  Dong Sung LEE ,  Se Hun CHOI

IPC: H01L27/12 ,  H01L25/16 ,  H01L23/00

CPC classification number: H01L27/1248 ,  H01L25/167 ,  H01L27/1262 ,  H01L24/05 ,  H01L24/03 ,  H01L24/16 ,  H01L2224/05026 ,  H01L2224/05073 ,  H01L2224/05147 ,  H01L2224/05573 ,  H01L2224/05562 ,  H01L2224/05571 ,  H01L2224/05666 ,  H01L2224/16237 ,  H01L2224/0363

Abstract: A display device comprises a first substrate including a first contact hole, a first barrier insulating layer disposed on the first substrate and including second contact holes overlapping the first contact hole, pad electrodes disposed on the first barrier insulating layer, at least a subset of the pad electrodes being disposed in the second contact holes, a display layer disposed on the pad electrodes, and a flexible film disposed below the first substrate and electrically connected to the pad electrodes through the first contact hole and the second contact holes, wherein the first substrate includes a substrate buffer portion overlapping the first contact hole and not-overlapping the second contact holes.

公开(公告)号：US20220392979A1

公开(公告)日：2022-12-08

申请号：US17735489

申请日：2022-05-03

Applicant: Samsung Display Co., LTD.

Inventor： Sang Duk LEE ,  Hyun A LEE ,  Mi Sun KIM ,  Sun Ok OH ,  Ki Kyung YOUK

IPC: H01L27/32 ,  H01L23/00

Abstract: A display device comprises a display panel including a display area including pixels, and a pad area adjacent to the display area, and a driving integrated circuit mounted on the pad area, wherein the pad area includes a stud pad area located at an edge of the pad area and including at least one stud pad electrode, the driving integrated circuit includes a circuit base, and at least one stud bump area overlapping the stud pad area in a thickness direction of the display device and including at least one stud bump, and the at least one stud pad electrode overlaps an edge portion of the at least one stud bump.

公开(公告)号：US20220208941A1

公开(公告)日：2022-06-30

申请号：US17566545

申请日：2021-12-30

Applicant: Samsung Display Co., LTD.

Inventor： Sang Duk LEE ,  Mi Sun KIM ,  Min Soo KIM ,  Yoon A. KIM ,  Chan Jae PARK ,  Sun Ok OH ,  Ki Kyung YOUK ,  Hyun A. LEE ,  Chel Gou LIM ,  Soo Yeon HAN

IPC: H01L27/32 ,  H01L51/56

Abstract: A display device includes a display panel including a plurality of pad electrodes, a driving member attached to the display panel and including a plurality of bumps facing the plurality of pad electrodes, respectively, a plurality of conductive particles interposed between the display panel and the driving member, and a plurality of alignment electrodes separated from the plurality of pad electrodes and the plurality of bumps, where an opening is defined in at least one of a pad electrode of the plurality of pad electrodes and a bump of the plurality of bumps includes an opening, and an alignment electrode of the plurality of alignment electrodes is disposed in the opening.

公开(公告)号：US20230317903A1

公开(公告)日：2023-10-05

申请号：US18093499

申请日：2023-01-05

Applicant: Samsung Display Co., LTD.

Inventor： Yong Hoon KWON ,  Mi Sun KIM ,  Byung Hoon KIM

IPC: H01L33/62 ,  H01L25/075 ,  H01L33/38 ,  H01L33/00 ,  G09F9/302

CPC classification number: H01L33/62 ,  H01L25/0753 ,  H01L33/382 ,  H01L33/005 ,  G09F9/3026 ,  H01L2933/0016 ,  H01L2933/0066

Abstract: A display includes a substrate including a first contact hole and a residual film of the substrate overlapping each other in a thickness direction, an electric conductor provided in the residual film and having conductivity, a first barrier insulating film disposed on the substrate and including a second contact hole, a fan-out line disposed in a first metal layer on the first barrier insulating film and including a pad disposed in the second contact hole, the pad electrically contacting the electric conductor, a display layer disposed on the fan-out line, and a flexible film disposed below the substrate, extending to the first contact hole, and electrically connected to the pad through the electric conductor.

公开(公告)号：US20230307462A1

公开(公告)日：2023-09-28

申请号：US17983618

申请日：2022-11-09

Applicant: Samsung Display Co., LTD.

Inventor： Yong Hoon KWON ,  Mi Sun KIM ,  Dong Sung LEE ,  Se Hun CHOI

IPC: H01L27/12 ,  H01L25/16 ,  H01L23/00

CPC classification number: H01L27/124 ,  H01L25/167 ,  H01L27/1262 ,  H01L24/05 ,  H01L24/03 ,  H01L24/16 ,  H01L2224/03612 ,  H01L2224/05573 ,  H01L2224/05571 ,  H01L2224/16237 ,  H01L2224/03019

Abstract: A display device includes a substrate, a first metal layer on the substrate, a first barrier insulating layer on the first metal layer, an etching control layer on the first barrier insulating layer, a first contact hole passing through the substrate, the first barrier insulating layer, and the etching control layer, a second barrier insulating layer on the etching control layer and including a second contact hole, a fan-out line on the second barrier insulating layer and included in a second metal layer, a pad part inserted into the second contact hole and included in the second metal layer, the pad part integral with the fan-out line, a display layer on the fan-out line, and a flexible film under the substrate and inserted into the first contact hole to be electrically connected to the pad part. The first metal layer includes an etching mark adjacent to the first contact hole.

公开(公告)号：US20240105897A1

公开(公告)日：2024-03-28

申请号：US18356436

申请日：2023-07-21

Applicant: Samsung Display Co., LTD.

Inventor： Se Hun CHOI ,  Dong Sung LEE ,  Mi Sun KIM ,  Byung Hoon KIM ,  Tae Oh KIM

IPC: H01L33/62 ,  H01L25/075

CPC classification number: H01L33/62 ,  H01L25/0753 ,  H01L2933/0066

Abstract: A display device comprises a first substrate comprising a first contact hole, a laser absorption layer disposed on the first substrate and containing amorphous silicon, a first barrier insulating layer disposed on the laser absorption layer, fan-out lines disposed in a metal layer on the first barrier insulating layer and comprising pad portions inserted into second contact holes provided in the first barrier insulating layer and the laser absorption layer, a second barrier insulating layer disposed on the metal layer, a second substrate disposed on the second barrier insulating layer, and a display layer disposed on the second substrate. The second substrate is inserted into a third contact hole provided in the second barrier insulating layer, the first barrier insulating layer, and the laser absorption layer disposed between the pad portions.

公开(公告)号：US20230275188A1

公开(公告)日：2023-08-31

申请号：US17986086

申请日：2022-11-14

Applicant: Samsung Display Co., LTD.

Inventor： Dong Sung LEE ,  Yong Hoon KWON ,  Mi Sun KIM ,  Byung Hoon KIM ,  Tae Oh KIM ,  Se Hun CHOI

IPC: H01L33/38 ,  G09F9/302 ,  G09F9/33 ,  H01L33/62 ,  H01L33/50 ,  H01L33/00

CPC classification number: H01L33/382 ,  G09F9/3026 ,  G09F9/33 ,  H01L33/62 ,  H01L33/505 ,  H01L33/005 ,  H01L2933/0016 ,  H01L2933/0066

Abstract: A display device, a method of manufacturing the same and a tiled display device including the same are provided. The display device includes a first substrate including a first contact hole, a first barrier insulating layer disposed on the first substrate and including a second contact hole overlapping the first contact hole in a thickness direction, a capping layer disposed on the first barrier insulating layer, at least a portion of the capping layer being disposed in the second contact hole and the first contact hole, a pad electrode disposed on the capping layer, a display layer disposed on the pad electrode, and a flexible film disposed under the first substrate and electrically connected to the pad electrode through the first contact hole and the second contact hole.

公开(公告)号：US20230387052A1

公开(公告)日：2023-11-30

申请号：US18103704

申请日：2023-01-31

Applicant: Samsung Display Co., LTD.

Inventor： Mi Sun KIM ,  Dong Sung LEE ,  Yong Hoon KWON ,  Byung Hoon KIM ,  Tae Oh KIM ,  Jeong Jin PARK ,  Se Hun CHOI

IPC: H01L23/00 ,  G09G3/20 ,  H01L23/498

CPC classification number: H01L24/05 ,  G09G3/20 ,  H01L23/4985 ,  H01L24/03 ,  G09G2300/0408 ,  H01L2224/05082 ,  H01L2224/05186 ,  H01L2224/05008 ,  H01L2224/033

Abstract: A display device includes a base layer including an upper base layer and a lower base layer on a rear surface of the upper base layer; at least one light emitting element on a surface of the upper base layer; and at least one pad on the rear surface of the upper base layer and including a first pad layer adjacent to the upper base layer and a second pad layer adjacent to the lower base layer. The second pad layer includes indium zinc oxide (IZO).