公开(公告)号：US11204459B2

公开(公告)日：2021-12-21

申请号：US17177873

申请日：2021-02-17

Applicant: Samsung Display Co., Ltd.

Inventor： Younggu Kim ,  Taekjoon Lee ,  Sunyoung Chang ,  Jinsoo Jung ,  Jongmin Ok ,  Hyelim Jang ,  Baekkyun Jeon ,  Kyungseon Tak

IPC: G02F1/13357 ,  G02B5/00 ,  F21V8/00

Abstract: A display device includes: a light source configured to generate a light; a display panel configured to display images using the light; a light guide having at least one surface adjacent the light source; and an optical member between the light guide member and the display panel. The optical member includes: a low refractive index layer on a light exit surface of the light guide member; a first cover layer on the low refractive index layer; and a light conversion layer on the first cover layer and configured to convert a wavelength band of an incident light.

公开(公告)号：US11158837B2

公开(公告)日：2021-10-26

申请号：US16858063

申请日：2020-04-24

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Younggu Kim ,  Jiyun Park ,  Jongmin Ok ,  Byoungduk Lee ,  Taekjoon Lee ,  Sunyoung Chang ,  Hyelim Jang ,  Baekkyun Jeon ,  Jinsoo Jung ,  Kyungseon Tak ,  Jaeheung Ha

IPC: H01L51/52 ,  H01L27/32

Abstract: A display apparatus includes a substrate comprising a display area and a non-display area. A light-emitting device is on the display area. A thin-film encapsulation layer is on the light-emitting device. The thin-film encapsulation layer includes at least one inorganic encapsulation layer and at least one organic encapsulation layer. The organic encapsulation layer includes a plurality of organic particles having a core-shell structure that includes a hollow core and a shell surrounding the hollow core. A touch unit is on the thin-film encapsulation layer.

公开(公告)号：US20250151615A1

公开(公告)日：2025-05-08

申请号：US18938163

申请日：2024-11-05

Applicant: Samsung Display Co., Ltd.

Inventor： Jinsoo Jung ,  Soungwook Kim ,  Junyong Shin ,  Seokgyu Yoon ,  Junyoung Lee ,  Minsoo Choi

IPC: H10K85/60 ,  H10K30/20 ,  H10K39/34

Abstract: A display apparatus includes a substrate including an emission area and a sensing area, a light-emitting device on the substrate corresponding to the emission area, and a light-receiving device on the substrate corresponding to the sensing area. The light-emitting device includes a pixel electrode, a lower emission layer on the pixel electrode, an upper emission layer on the lower emission layer, and an opposite electrode on the upper emission layer. The light-receiving device includes a sensing electrode, an active layer and a sub-charge generation layer on the sensing electrode, and an opposite electrode on the active layer and the sub-charge generation layer.

公开(公告)号：US20250143175A1

公开(公告)日：2025-05-01

申请号：US18774780

申请日：2024-07-16

Applicant: Samsung Display Co., Ltd.

Inventor： Seran Kim ,  Minsoo Choi ,  Hoilim Kim ,  Seungin Baek ,  Dongsun Yoo ,  Seokgyu Yoon ,  Jinsoo Jung ,  Hyejin Jung ,  Youngeun Choi

IPC: H10K85/60 ,  B60K35/10 ,  G06V40/13 ,  H10K39/34

Abstract: An optoelectronic device includes a first electrode, a second electrode facing the first electrode, and a photoactive layer between the first electrode and the second electrode, where the photoactive layer may include an acceptor satisfying Expression 1 and a donor having a maximum absorption wavelength of about 600 nm to about 750 nm, and Expression 2 may be satisfied: 3 ⁢ eV ≤ E LUMO A - E HOMO A ≤ 4 ⁢ eV Expression ⁢ 1 0.05 ≤ ( E LUMO D - E LUMO A ) / ( E LUMO D - E HOMO D ) ≤ 0.5 . Expression ⁢ 2

公开(公告)号：US20240180019A1

公开(公告)日：2024-05-30

申请号：US18208310

申请日：2023-06-12

Applicant: Samsung Display Co., Ltd.

Inventor： Seran Kim ,  Minsoo Choi ,  Hoilim Kim ,  Dongsun Yoo ,  Seokgyu Yoon ,  Jinsoo Jung ,  Hyejin Jung ,  Youngeun Choi

IPC: H10K85/30 ,  C07D333/06 ,  C07D471/06 ,  C07D493/06 ,  C07D517/16 ,  C07F5/02 ,  C09K11/06 ,  H10K30/20 ,  H10K85/60

CPC classification number: H10K85/322 ,  C07D333/06 ,  C07D471/06 ,  C07D493/06 ,  C07D517/16 ,  C07F5/022 ,  C09K11/06 ,  H10K30/20 ,  H10K85/621 ,  H10K85/654 ,  H10K85/655 ,  H10K85/657 ,  H10K85/6572 ,  H10K85/6574 ,  H10K2101/40

Abstract: Provided is an opto-electronic device including a first electrode, a second electrode facing the first electrode, and a photoactive layer arranged between the first electrode and the second electrode, wherein the photoactive layer includes a first layer and a second layer, the first layer including a first compound, and the second layer including a second compound that does not include a 5-membered ring, the first compound is an electron-donating compound, the second compound is an electron-accepting compound, and the opto-electronic device satisfies Equation 1:


0.1≤(E1LUMO−E2LUMO)/(E1LUMO−E1HOMO)≤0.5  Equation 1



wherein, in Equation 1, E1LUMO, E1HOMO, and E2LUMO are each as defined herein.

公开(公告)号：US20240155864A1

公开(公告)日：2024-05-09

申请号：US18320076

申请日：2023-05-18

Applicant: Samsung Display Co., LTD.

Inventor： Jinsoo Jung ,  Minsoo Choi ,  Seokgyu Yoon

IPC: H10K50/16 ,  C09K11/06 ,  H10K50/805 ,  H10K59/35 ,  H10K85/60

CPC classification number: H10K50/166 ,  C09K11/06 ,  H10K50/805 ,  H10K59/35 ,  H10K85/633 ,  H10K85/654 ,  C09K2211/1022

Abstract: Provided is an organic photodiode including a first electrode, a common electrode facing the first electrode, and a photoactive layer located between the first electrode and the common electrode, wherein the photoactive layer includes a donor layer and an acceptor layer, the donor layer includes a donor compound represented by Formula 110, the acceptor layer includes a first acceptor layer including a first acceptor compound and a second acceptor compound, each independently represented by Formula 120, and the first acceptor compound and the second acceptor compound are different from each other. Formulae 110 and 120 are each as described herein.