公开(公告)号：US20240324426A1

公开(公告)日：2024-09-26

申请号：US18589437

申请日：2024-02-28

Applicant: Samsung Display Co., Ltd.

Inventor： Haseok Jeon ,  Jihyun Kim ,  Chanyoung Kim ,  Choongyoul Im ,  Hyunduck Cho ,  Kookhyun Choi ,  Beohmrock Choi

IPC: H10K59/80 ,  H10K59/122 ,  H10K59/35 ,  H10K59/38

CPC classification number: H10K59/8792 ,  H10K59/122 ,  H10K59/352 ,  H10K59/38

Abstract: A display panel includes a display layer and an optical functional layer on the display layer, wherein the display layer includes a pixel electrode, a pixel-defining layer including a first opening defining an emission area on the pixel electrode, and an emission layer arranged in the first opening, the optical functional layer includes a black matrix in a first layer covering the pixel electrode, the black matrix including a second opening above the first opening and a color filter in the second opening, and the black matrix includes an optical split portion extending across the pixel electrode that is under the first layer.

公开(公告)号：US12002815B2

公开(公告)日：2024-06-04

申请号：US17339149

申请日：2021-06-04

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jihyun Kim ,  Taewook Kang ,  Byungsoo So ,  Hyuneok Shin ,  Wooseok Jeon

IPC: H01L27/12 ,  H01L23/00 ,  H01L25/16 ,  H10K59/131 ,  H01L27/15

CPC classification number: H01L27/124 ,  H01L24/05 ,  H01L27/1218 ,  H01L27/1266 ,  H01L24/08 ,  H01L24/32 ,  H01L24/80 ,  H01L24/83 ,  H01L25/167 ,  H01L27/156 ,  H01L2224/05541 ,  H01L2224/05571 ,  H01L2224/08225 ,  H01L2224/32225 ,  H01L2224/80203 ,  H01L2224/80801 ,  H01L2224/83203 ,  H01L2224/83851 ,  H10K59/131

Abstract: A display device including a display area and a non-display area further includes a base layer including a first surface and a second surface opposite to the first surface, the base layer having, in the non-display area, an opening portion penetrating the first surface and the second surface; a pad unit including a terminal on the first surface, the pad unit extending from the first surface to the opening portion; a connection line connected to the terminal on the first surface, the connection line extending from the non-display area to the display area; an insulating layer covering the terminal and the connection line; a thin-film transistor including a semiconductor layer on the insulating layer, the thin-film transistor being connected to the connection line; and a display element connected to the thin-film transistor, the display element being in the display area.

公开(公告)号：US11537014B2

公开(公告)日：2022-12-27

申请号：US17240618

申请日：2021-04-26

Applicant: Samsung Display Co., LTD.

Inventor： Yoo Jeong Lee ,  Hyunseop Song ,  Jihyun Kim

IPC: G02F1/1345 ,  H05K1/18

Abstract: A display device includes a display panel including a pixel layer displaying an image, and a pad part electrically connected to the pixel layer. The display device includes a flexible circuit film combined with the pad part of the display panel. The flexible circuit film includes a base film, a first conductive line disposed on a first surface of the base film, a first conductive pad extending from the first conductive line and electrically connected to the pad part of the display panel, a cover layer covering the first conductive line and exposing the first conductive pad, and a protrusion pattern disposed on the cover layer, adjacent to the first conductive pad, and facing a side surface of the display panel.

公开(公告)号：US20220093025A1

公开(公告)日：2022-03-24

申请号：US17374893

申请日：2021-07-13

Applicant: Samsung Display Co., Ltd.

Inventor： SOOYEON KIM ,  Taegon Im ,  Jihyun Kim ,  Jiye Lee

IPC: G09G3/20

Abstract: A display apparatus includes a display panel, a gamma reference voltage generator and a data driver. The gamma reference voltage generator is configured to generate a gamma reference voltage. The gamma reference voltage includes a gamma amplifier configured to output the gamma reference voltage. The data driver is configured to generate a data voltage based on the gamma reference voltage and to output the data voltage to the display panel. A polarity of an offset voltage of the gamma amplifier is inverted alternately in a unit of one frame and in a unit of two frames.

公开(公告)号：US20210249479A1

公开(公告)日：2021-08-12

申请号：US17242387

申请日：2021-04-28

Applicant: Samsung Display Co., Ltd.

Inventor： Euisuk Jung ,  Jihyun Kim ,  Junhong Park ,  Jun Chun ,  Hoon Kang ,  Jeongmin Park

IPC: H01L27/32 ,  H01L51/50 ,  H01L51/52 ,  H01L51/00 ,  G02B5/20

Abstract: A display device includes an optical filter substrate including: a substrate; a first color filter on the substrate; a second color filter on the substrate, the second color filter spaced apart from the first color filter; a first color conversion element on the first color filter, the first color conversion element converting incident light into light of a first color; a second color conversion element on the second color filter, the second color conversion element converting the incident light into light of a second color; and a black matrix located between the first color conversion element and the second color conversion element, and between the first color filter and the second color filter.

公开(公告)号：US11672154B2

公开(公告)日：2023-06-06

申请号：US17242387

申请日：2021-04-28

Applicant: Samsung Display Co., Ltd.

Inventor： Euisuk Jung ,  Jihyun Kim ,  Junhong Park ,  Jun Chun ,  Hoon Kang ,  Jeongmin Park

IPC: H10K50/115 ,  H10K59/38 ,  H10K50/13 ,  H01L27/32 ,  H01L51/50 ,  H01L51/52 ,  H01L51/00 ,  G02B5/20 ,  G09F9/33

CPC classification number: H01L27/322 ,  G02B5/201 ,  H01L27/3246 ,  H01L51/0024 ,  H01L51/502 ,  H01L51/504 ,  H01L51/5284 ,  G09F9/33

Abstract: A display device includes an optical filter substrate including: a substrate; a first color filter on the substrate; a second color filter on the substrate, the second color filter spaced apart from the first color filter; a first color conversion element on the first color filter, the first color conversion element converting incident light into light of a first color; a second color conversion element on the second color filter, the second color conversion element converting the incident light into light of a second color; and a black matrix located between the first color conversion element and the second color conversion element, and between the first color filter and the second color filter.

公开(公告)号：US11651711B2

公开(公告)日：2023-05-16

申请号：US17239910

申请日：2021-04-26

Applicant: Samsung Display Co., Ltd.

Inventor： Jeongweon Seo ,  Jahun Koo ,  Jihyun Kim ,  Jinsoo Shin ,  Kiseok Cha ,  Joonhoo Choi

IPC: H05K5/00 ,  G09F9/30 ,  H05K1/02 ,  H05K1/18

CPC classification number: G09F9/301 ,  H05K1/028 ,  H05K1/189 ,  H05K2201/10128

Abstract: A display device includes a display substrate comprising a polymer layer including a first non-bending area, a second non-bending area that overlaps the first non-bending area when viewed in a plan view, and a bending area arranged between the first non-bending area and the second non-bending area. A display element layer is disposed on the polymer layer. A plurality of signal pad groups is disposed in the second non-bending area and is configured to be electrically connected to the display element layer. An upper substrate is disposed on a top surface of the display substrate. A flexible circuit board comprising a plurality of connection pad groups is arranged in correspondence to the signal pad groups. An area of the upper substrate is larger than an area of the display substrate when viewed in a plan view.

公开(公告)号：US10032809B2

公开(公告)日：2018-07-24

申请号：US15255005

申请日：2016-09-01

Applicant: Samsung Display Co., Ltd.

Inventor： Jeongmin Park ,  Junhong Park ,  Yangho Jung ,  Jihyun Kim ,  Kyoungheon Lee

IPC: H01L27/14 ,  H01L27/12 ,  G02F1/1368 ,  G02F1/1335 ,  G02F1/1333 ,  G02F1/1337 ,  G02F1/1343 ,  G02F1/1362 ,  G02F1/1339

Abstract: A display device comprising a first substrate and a second substrate opposing one another, a thin film transistor and a color filter disposed on the first substrate, a planarization layer disposed on the thin film transistor and the color filter and a light blocking portion disposed on the planarization layer, the light blocking portion defining a pixel area, wherein the planarization layer comprises a first protrusion and a second protrusion, wherein the first protrusion is disposed in an area in which the light blocking portion is disposed, wherein the second protrusion is spaced apart from the first second protrusion, and wherein the light blocking portion comprises a first light blocking pattern disposed on the first protrusion, and the first light blocking pattern contacts the second substrate.

公开(公告)号：US11514832B2

公开(公告)日：2022-11-29

申请号：US17374893

申请日：2021-07-13

Applicant: Samsung Display Co., Ltd.

Inventor： Sooyeon Kim ,  Taegon Im ,  Jihyun Kim ,  Jiye Lee

IPC: G09G3/20

Abstract: A display apparatus includes a display panel, a gamma reference voltage generator and a data driver. The gamma reference voltage generator is configured to generate a gamma reference voltage. The gamma reference voltage includes a gamma amplifier configured to output the gamma reference voltage. The data driver is configured to generate a data voltage based on the gamma reference voltage and to output the data voltage to the display panel. A polarity of an offset voltage of the gamma amplifier is inverted alternately in a unit of one frame and in a unit of two frames.

公开(公告)号：US11043438B2

公开(公告)日：2021-06-22

申请号：US16221697

申请日：2018-12-17

Applicant: Samsung Display Co., LTD.

Inventor： Sehui Jang ,  Jihyun Kim ,  Chongguk Lee

IPC: H01L23/31 ,  H01L23/498 ,  H05K1/02 ,  G02F1/1345 ,  H01L27/12 ,  H01L27/32 ,  G02F1/1362 ,  G02F1/1333 ,  H01L23/00

Abstract: A chip on film package includes a driving integrated circuit chip; a base substrate including: a driving integrated circuit region, and a first region at which stress is converged by the base substrate bent along a side surface of the display panel; and an electrical ground pattern structure on the base substrate in the first region thereof at which the stress is converged. The electrical ground pattern structure is connected to a first side of the driving integrated circuit chip, and the ground pattern structure includes extended from the first side of the driving integrated circuit chip: in a first portion of the first region, ground patterns each inclined in a first direction, and in a second portion of the first region, ground patterns each inclined in a second direction different from the first direction.