公开(公告)号：US12170295B2

公开(公告)日：2024-12-17

申请号：US18422006

申请日：2024-01-25

Applicant: Samsung Display Co., Ltd.

Inventor： Dong Hee Shin ,  Geun Ho Lee ,  Yong Hee Lee

IPC: H01L27/12 ,  G03F1/42 ,  G03F1/70 ,  G03F7/00 ,  G03F7/20 ,  H01L23/544

Abstract: A photomask according to an exemplary embodiment includes: a mask substrate; and a first test pattern and a second test pattern disposed along a first edge of the mask substrate, wherein the first test pattern has a first outer shape and a first inner shape, the second test pattern has a second outer shape, and the second outer shape of the second test pattern is larger than the first inner shape of the first test pattern and smaller than the first outer shape of the first test pattern.

公开(公告)号：US12169607B2

公开(公告)日：2024-12-17

申请号：US18230663

申请日：2023-08-07

Applicant: Samsung Display Co., Ltd.

Inventor： Seung Lyong Bok ,  Won Ki Hong

IPC: G06F3/041 ,  G06F3/042 ,  G06F3/044

Abstract: A display device including a touch sensor and a driving method thereof, and more particularly, a curved display device including a touch sensor and a driving method thereof, are presented. The display device includes: a touch sensor unit including a plurality of touch sensors; and at least one touch surface curved to along a first direction, wherein the touch surface includes a center region and edge regions positioned at both sides of the center region along the first direction, and wherein a sensitivity of the touch sensor in the center region is higher than a sensitivity of the touch sensors in the edge regions.

公开(公告)号：US20240414992A1

公开(公告)日：2024-12-12

申请号：US18597740

申请日：2024-03-06

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyung Chul LIM ,  Dae Hyun NOH ,  Dong Hyun LEE ,  Rac Yong CHOI ,  Deuk Jong KIM ,  Hye Jin KIM ,  Wan Heui LEE ,  Tae Kyung YIM ,  Chae Kyung JUNG

IPC: H10K59/80 ,  G06F3/041 ,  G06F3/044 ,  H10K59/40

Abstract: A display device includes a sensor layer including an active area and a non-active area at least partially surrounding the active area. A first sensor electrode is disposed in the active area of the sensor layer. A first wire is disposed in the non-active area of the sensor layer. The first wire includes a first wiring portion electrically connected to the first sensor electrode, having at least a part thereof extending in a first direction, and including at least two wiring layers, and a second wiring portion electrically connected to the first wiring portion, extending in a second direction crossing the first direction, and including a single wiring layer.

公开(公告)号：US20240414978A1

公开(公告)日：2024-12-12

申请号：US18417894

申请日：2024-01-19

Applicant: Samsung Display Co., Ltd.

Inventor： Junghwa Park ,  Changho Lee ,  Mihyang Sheen ,  Nari Ahn ,  Jaehan Lee

IPC: H10K59/80 ,  H10K59/12

Abstract: A display device includes a substrate, a pixel circuit layer above the substrate, and including at least one thin film transistor, and a pixel electrode above the pixel circuit layer, and electrically connected to the thin film transistor, wherein the pixel electrode includes a reflective layer, a conductive layer above the reflective layer, and an oxide layer above the conductive layer, and wherein a ratio of a thickness of the conductive layer and a thickness of the oxide layer is about 1.51 to about 2.331.

公开(公告)号：US20240414967A1

公开(公告)日：2024-12-12

申请号：US18592088

申请日：2024-02-29

Applicant: Samsung Display Co., LTD.

Inventor： Hyun Eok SHIN ,  Su Kyoung YANG ,  Dong Min LEE

IPC: H10K59/131 ,  G09G3/3225 ,  H10K59/12

Abstract: The present disclosure may provide display device and a method for manufacturing a display device. According to an embodiment, a display device includes a substrate including a display area and a pad area. The display device includes a data conductive layer disposed on the substrate in the pad area. The data conductive layer includes a data base layer, a data main metal layer disposed on the data base layer, a first data capping layer disposed on the data main metal layer, a second data capping layer disposed on the first data capping layer, and a plurality of metal aggregates disposed on the second data capping layer.

公开(公告)号：US20240414961A1

公开(公告)日：2024-12-12

申请号：US18675141

申请日：2024-05-28

Applicant: Samsung Display Co., Ltd.

Inventor： Dongkyun Seo ,  Youngjun Kim ,  Heekyun Shin ,  Junho Sim ,  Yangho Jung

IPC: H10K59/127 ,  G02F1/155

Abstract: A display apparatus is disclosed that includes a first substrate including a component region and a main display region surrounding at least a portion of the component region, a second substrate disposed on the first substrate and including a component region and a main display region surrounding at least a portion of the component region, a first-1 electrode disposed on one surface of the first substrate, and a second-1 electrode disposed on one surface of the second substrate, wherein each of the first substrate and the second substrate includes an electrochromic material.

公开(公告)号：US20240414956A1

公开(公告)日：2024-12-12

申请号：US18398197

申请日：2023-12-28

Applicant: Samsung Display Co., Ltd.

Inventor： Jae Hyun LEE ,  Seung Ha CHOI ,  Ye Eun KANG ,  Jong Bum CHOI ,  Seung Rae KIM ,  Woo Geun LEE

IPC: H10K59/123 ,  G09G3/32

Abstract: A display device includes a first pixel and a second pixel. The first pixel and the second pixel each includes a first transistor, a portion of a via layer disposed on the first transistor, and a portion of a first metal layer disposed on the via layer. The first pixel and the second pixel further include a first pixel electrode and a second pixel electrode disposed in the first metal layer, and a first end of the first pixel electrode faces the second pixel electrode and is positioned at a height lower than the second pixel electrode.

公开(公告)号：US20240414951A1

公开(公告)日：2024-12-12

申请号：US18628198

申请日：2024-04-05

Applicant: Samsung Display Co., LTD.

Inventor： Sung Hune YOO ,  Dong Wook LEE

IPC: H10K59/122 ,  H10K59/12 ,  H10K71/60

Abstract: A display device includes a base substrate, a first pixel electrode disposed on the base substrate, a pixel defining layer disposed on the first pixel electrode and including an opening exposing the first pixel electrode, an organic light emitting unit disposed on the first pixel electrode, and a second pixel electrode disposed on the organic light emitting unit. The organic light emitting unit includes a first functional layer disposed on the first pixel electrode and including a lower surface contacting the first pixel electrode and an upper surface opposite to the lower surface, a light emitting layer disposed on the first functional layer, and a third functional layer disposed on the light emitting layer and including a lower surface contacting the light emitting layer and an upper surface opposite to the lower surface.

公开(公告)号：US20240414932A1

公开(公告)日：2024-12-12

申请号：US18807908

申请日：2024-08-16

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Heunggyu KIM ,  Sehun KIM ,  Taeheon KANG ,  Hyeran MUN ,  Juyon LEE ,  Jaekook HA

IPC: H10K50/11 ,  H10K50/16 ,  H10K71/00 ,  H10K71/12 ,  H10K85/60 ,  H10K101/30 ,  H10K101/40

Abstract: A composition for manufacturing a light-emitting device includes: a solvent; and a first compound and a second compound, each dispersed in the solvent; wherein a molecular weight of the first compound is 750 g/mol or less, a molecular weight of the second compound is greater than 750 g/mol, a lowest unoccupied molecular orbital (LUMO) energy level of the second compound is greater than −2.4 eV, a highest occupied molecular orbital (HOMO) energy level of the second compound is less than −5.6 eV, and a bandgap energy of the second compound is greater than 3.2 eV.

公开(公告)号：US20240413128A1

公开(公告)日：2024-12-12

申请号：US18397467

申请日：2023-12-27

Applicant: Samsung Display Co., LTD.

Inventor： Young Chul SIM ,  Dae Hyun KIM ,  In Hyuk KIM ,  Dong Kyun SEO ,  Chul Jong YOO ,  Tae Ha JIN ,  Hyeong Su CHOI

IPC: H01L25/075 ,  H01L33/04 ,  H01L33/16

Abstract: A display device includes a first electrode and a second electrode which are spaced apart from each other on a substrate. A light emitting element is disposed between the first electrode and the second electrode. A light emitting element core of the light emitting element includes a first semiconductor layer, a second semiconductor layer spaced apart from the first semiconductor layer, and a light emitting layer disposed between the first semiconductor layer and the second semiconductor layer. A first element insulating layer surrounds a side surface of the light emitting element core. The first element insulating layer is an oxide insulating layer having a single crystalline structure.