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.

公开(公告)号：US20240412693A1

公开(公告)日：2024-12-12

申请号：US18809281

申请日：2024-08-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： WONJUN LEE ,  CHOLHO KIM ,  MIHYEON JO

IPC: G09G3/3233 ,  G06V40/13

Abstract: A display device includes a plurality of pixels, each of which includes a light emitting element and a pixel driving circuit and a plurality of sensors, each of which includes a light receiving element and a sensor driving circuit. The sensor driving circuit includes a first reset transistor, a second reset transistor, a sensing capacitor, an amplification transistor, and an output transistor. The first reset transistor includes a first electrode receiving a reset voltage, a second electrode connected to a first sensing node, and a third electrode receiving a reset control signal. The second reset transistor includes a first electrode receiving the reset voltage, a second electrode connected to a second sensing node, and a third electrode receiving the reset control signal. The sensing capacitor is positioned between the first sensing node and the second sensing node.

公开(公告)号：US20240411415A1

公开(公告)日：2024-12-12

申请号：US18809278

申请日：2024-08-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ki Cheol KIM ,  Gyeong Nam BANG ,  Hwan Hee JEONG

IPC: G06F3/045

Abstract: A display device including a substrate having an active area and a non-active area and including a pad region and a bending region disposed between the active area and the pad region, light-emitting elements disposed on the substrate, and a touch layer having a main touch area corresponding to the active area, in which the touch layer includes touch electrodes disposed in the main touch area and touch lines connected to the touch electrodes, the main touch area corresponding to the active area and a portion of the touch lines corresponding to the non-active area, and the touch lines include a first touch line part disposed on an upper portion of the bending region, and a second touch line part disposed on a lower portion of the bending region, the upper portion of the bending region disposed between the active area and the lower portion of the bending region.

公开(公告)号：US20240411405A1

公开(公告)日：2024-12-12

申请号：US18596873

申请日：2024-03-06

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Seung Rok LEE

IPC: G06F3/041 ,  G06F3/044

Abstract: An inspection method including: determining first test correction capacitances using mutual capacitances of a first test boundary line channel of a test panel and a candidate coefficient; determining second test correction capacitances using mutual capacitances of a second test boundary line channel of the test panel and the candidate coefficient; determining test channel gaps of the first test boundary line channel using the first and second test correction capacitances; determining reference channel gaps based on mutual capacitances of a test non-boundary line channel; determining the candidate coefficient as a correction coefficient based on the reference and test channel gaps; determining first correction capacitances of a first boundary line channel of the touch panel; determining second correction capacitances of the second boundary line channel of the touch panel; determining channel gaps of the first boundary line channel using the first and second correction capacitances; and inspecting the first boundary line channel.