公开(公告)号：US12063806B2

公开(公告)日：2024-08-13

申请号：US17479938

申请日：2021-09-20

Applicant: Samsung Display Co., Ltd.

Inventor： Haram Yoo ,  Sangyeol Kim ,  Sokwon Noh

IPC: H10K50/842 ,  H10K50/844 ,  H10K50/86 ,  H10K59/123 ,  H10K59/40 ,  H10K71/00 ,  H10K59/12 ,  H10K59/131 ,  H10K59/38

CPC classification number: H10K50/8428 ,  H10K50/844 ,  H10K50/86 ,  H10K59/123 ,  H10K59/40 ,  H10K71/00 ,  H10K59/1201 ,  H10K59/131 ,  H10K59/38

Abstract: A display device comprising: a display panel including: a first area having a first transmittance; and a second area having a second transmittance higher than the first transmittance; and a first module under the second area, wherein the display panel comprises: a base layer; a circuit layer on the base layer; a first pixel electrode electrically connected to the circuit layer and in the first area; a second pixel electrode electrically connected to the circuit layer and in the second area; a first stack structure on the circuit layer and adjacent to the first pixel electrode; and a second stack structure which is on the circuit layer, is adjacent to the second pixel electrode, and is different from the first stack structure.

公开(公告)号：US12058919B2

公开(公告)日：2024-08-06

申请号：US16405451

申请日：2019-05-07

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Woosik Jeon ,  Eonseok Oh ,  Sangyeol Kim ,  Hanggochnuri Cho

IPC: H10K71/00 ,  H10K50/805 ,  H10K50/87 ,  H10K59/10 ,  H10K71/40

CPC classification number: H10K71/00 ,  H10K50/805 ,  H10K50/87 ,  H10K59/10 ,  H10K71/40

Abstract: A display apparatus manufacturing method includes preparing a substrate, forming, on the substrate, a display preliminary structure including at least one first electrode, arranging, in a processing chamber, the substrate on which the display preliminary structure is formed, and irradiating ultraviolet rays onto the substrate while maintaining a pressure atmosphere in the processing chamber lower than an atmospheric pressure, forming an intermediate layer on the display preliminary structure, the intermediate layer including an emission layer, and forming a second electrode on the intermediate layer.

公开(公告)号：US11980064B2

公开(公告)日：2024-05-07

申请号：US17099652

申请日：2020-11-16

Applicant: Samsung Display Co., Ltd.

Inventor： Eonseok Oh ,  Woosik Jeon ,  Sangyeol Kim

IPC: H01L27/32 ,  H10K59/121 ,  H10K59/123 ,  H10K59/124 ,  H10K71/00 ,  H10K71/20 ,  H10K77/10

CPC classification number: H10K59/123 ,  H10K59/121 ,  H10K59/124 ,  H10K71/00 ,  H10K71/221 ,  H10K77/10

Abstract: A display apparatus includes a substrate including a display area and a sensor area, the display area including main pixels and the sensor area including auxiliary pixels and a transmission portion; a first pixel electrode and a first emission layer in each of the main pixels; a second pixel electrode and a second emission layer in each of the auxiliary pixels; an opposite electrode integrally arranged in the display area and the sensor area; and a metal layer at least partially surrounding the transmission portion, wherein the opposite electrode has an opening corresponding to the transmission portion.

公开(公告)号：US11925052B2

公开(公告)日：2024-03-05

申请号：US17337304

申请日：2021-06-02

Applicant: Samsung Display Co., Ltd.

Inventor： Seungwoo Seo ,  Youngseo Choi ,  Jaehyun Kim ,  Sangyeol Kim ,  Jihwang Lee

IPC: H10K50/844 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K59/124 ,  H10K59/65

CPC classification number: H10K50/844 ,  H10K50/15 ,  H10K50/16 ,  H10K50/171 ,  H10K59/124 ,  H10K59/65

Abstract: A display panel includes: a substrate including an opening penetrating from an upper surface to a lower surface of the substrate; a light emitting diode in a display area around the opening and including: a pixel electrode; an opposite electrode; and an intermediate layer between the pixel electrode and the opposite electrode; and a thin film encapsulation layer on the light emitting diode and including an organic encapsulation layer and at least one inorganic encapsulation layer, wherein the opposite electrode and at least one organic material layer of the intermediate layer extend toward the opening, wherein a portion of the opposite electrode facing the opening protrudes further toward the opening than the at least one organic material layer and includes a burr covered by the organic encapsulation layer.

公开(公告)号：US11424306B2

公开(公告)日：2022-08-23

申请号：US16818759

申请日：2020-03-13

Applicant: Samsung Display Co., Ltd.

Inventor： Woosik Jeon ,  Eonseok Oh ,  Sangyeol Kim ,  Hanggochnuri Jo

IPC: H01L27/32 ,  H01L51/00 ,  H01L51/52 ,  H01L51/56

Abstract: A display device includes a substrate including a first display area and a second display area, the first display area including a first pixel, and the second display area including a second pixel and a transmissive area, a first pixel electrode and a first emission layer in the first pixel, a second pixel electrode and a second emission layer in the second pixel, an opposite electrode arranged as one body in the first display area and the second display area, and a top layer arranged on the opposite electrode, wherein the opposite electrode and the top layer each have an opening area corresponding to the transmissive area, and wherein a convex portion is around the transmissive area, the convex portion being convex in a top surface direction of the substrate.

公开(公告)号：US10991903B2

公开(公告)日：2021-04-27

申请号：US16820072

申请日：2020-03-16

Applicant: Samsung Display Co., Ltd.

Inventor： Ilseok Park ,  Sangyeol Kim ,  Jungyeon Kim ,  Byeongmin Jang ,  Woosik Jeon ,  Junkyung Cho

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/00 ,  H01L51/50 ,  H01L51/56

Abstract: A display panel includes an auxiliary electrode on a base substrate, a first electrode spaced from the auxiliary electrode, a first light emitting unit on the auxiliary electrode and the first electrode, an conductive thin film layer on the first light emitting unit, a second light emitting unit on the conductive thin film layer, a first contact hole through the conductive thin film layer to expose the auxiliary electrode, a insulating layer in the first contact hole, and a second electrode including a first electrode part and a second electrode part, the first electrode part being on the insulating layer in the first contact hole, and the second electrode part overlapping the first electrode and being on the second light emitting unit, in which the insulating layer is between the first electrode part and the conductive thin film layer.

公开(公告)号：US20210111231A1

公开(公告)日：2021-04-15

申请号：US16990158

申请日：2020-08-11

Applicant: Samsung Display Co., Ltd.

Inventor： Jungmin Choi ,  Eonseok Oh ,  Woosik Jeon ,  Sangyeol Kim ,  Hyungsik Kim

IPC: H01L27/32 ,  H01L51/52

Abstract: A display apparatus includes a display area and a transmission area on a substrate, and an intermediate area arranged between the display area and the transmission area and including a first sub-intermediate area and a second sub-intermediate area between the first sub-intermediate area and the transmission area, and a number of layers of thin films stacked on the substrate in the first sub-intermediate area is different from a number of layers of thin films stacked on the substrate in the second sub-intermediate area.

公开(公告)号：US10439161B2

公开(公告)日：2019-10-08

申请号：US16020572

申请日：2018-06-27

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ilseok Park ,  Sangyeol Kim ,  Jungyeon Kim ,  Byeongmin Jang ,  Woosik Jeon ,  Junkyung Cho

IPC: H01L51/50 ,  H01L51/52 ,  H01L51/00 ,  H01L27/32 ,  H01L51/56

Abstract: A display panel includes an auxiliary electrode on a base substrate, a first electrode spaced from the auxiliary electrode, a first light emitting unit on the auxiliary electrode and the first electrode, an conductive thin film layer on the first light emitting unit, a second light emitting unit on the conductive thin film layer, a first contact hole through the conductive thin film layer to expose the auxiliary electrode, a insulating layer in the first contact hole, and a second electrode including a first electrode part and a second electrode part, the first electrode part being on the insulating layer in the first contact hole, and the second electrode part overlapping the first electrode and being on the second light emitting unit, wherein the insulating layer is between the first electrode part and the conductive thin film layer.

公开(公告)号：US10096671B2

公开(公告)日：2018-10-09

申请号：US15499042

申请日：2017-04-27

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Eonseok Oh ,  Sangyeol Kim ,  Seil Kim ,  Woosik Jeon ,  Bomi Choi

IPC: H01L21/00 ,  H01L51/40 ,  H01L29/26 ,  H01L27/32 ,  H01L51/00 ,  H01L51/52

Abstract: An organic light emitting device includes a base substrate having a pixel region and a non-pixel region, an organic light emitting element on the pixel region, and an auxiliary line in the non-pixel region. The organic light emitting element includes an anode, a first organic light emitting layer disposed on the anode, a first cathode, and a second cathode. The first cathode is on the first organic light emitting layer to be thereby electrically connected to the auxiliary line. The second cathode is on the first cathode to be thereby electrically connected to the first cathode. The first cathode may include a metal and the second cathode may include a transparent conductive oxide (TCO).