公开(公告)号：US12161017B2

公开(公告)日：2024-12-03

申请号：US18132806

申请日：2023-04-10

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Hyun Koo ,  Sunjin Song ,  Wonjae Joo ,  Sunghyun Han

IPC: H10K50/86 ,  H10K50/17 ,  H10K50/852 ,  H10K50/856 ,  H10K59/35 ,  H10K59/80

Abstract: Provide is a light emitting device including a reflective layer including a phase modulation surface, a planarization layer disposed on the reflective layer, a first electrode disposed on the planarization layer, an organic emission layer disposed on the first electrode and configured to emit visible light that includes light of a first wavelength and light of a second wavelength that is shorter than the first wavelength, and a second electrode disposed on the organic emission layer, wherein the reflective layer and the second electrode form a micro cavity configured to resonate the light of the first wavelength, and wherein the planarization layer includes a light absorber configured to absorb the light of the second wavelength.

公开(公告)号：US12161018B2

公开(公告)日：2024-12-03

申请号：US18132835

申请日：2023-04-10

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Hyun Koo ,  Sunjin Song ,  Wonjae Joo ,  Sunghyun Han

IPC: H10K50/86 ,  H10K50/17 ,  H10K50/852 ,  H10K50/856 ,  H10K59/35 ,  H10K59/80

Abstract: Provide is a light emitting device including a reflective layer including a phase modulation surface, a planarization layer disposed on the reflective layer, a first electrode disposed on the planarization layer, an organic emission layer disposed on the first electrode and configured to emit visible light that includes light of a first wavelength and light of a second wavelength that is shorter than the first wavelength, and a second electrode disposed on the organic emission layer, wherein the reflective layer and the second electrode form a micro cavity configured to resonate the light of the first wavelength, and wherein the planarization layer includes a light absorber configured to absorb the light of the second wavelength.

公开(公告)号：US11194080B2

公开(公告)日：2021-12-07

申请号：US16894971

申请日：2020-06-08

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Hyun Seok Choi ,  Beom Seok Kim ,  Ju Hyun Kim ,  Hoon Song ,  Jung Kwuen An ,  Sung Dug Kim ,  Hong-Seok Lee ,  Sunghyun Han

IPC: G02B5/18

Abstract: A diffractive optical element including a diffraction layer including a plurality of optical axes along an in-plane direction, wherein the diffraction layer includes an anisotropic material that satisfies one of Relationship Equations 1A to 3A Δn1(450 nm)

公开(公告)号：US20240231228A1

公开(公告)日：2024-07-11

申请号：US18326617

申请日：2023-05-31

Applicant: Samsung Electronics Co., Ltd.

Inventor： Haengdeog Koh ,  Cheol Kang ,  Yoonhyun Kwak ,  Minsang Kim ,  Sunyoung Lee ,  Changheon Lee ,  Kyuhyun Im ,  Jungha Chae ,  Sunghyun Han

IPC: G03F7/038 ,  C08F12/30 ,  G03F7/004

CPC classification number: G03F7/0382 ,  C08F12/30 ,  G03F7/0045

Abstract: Provided are a resist composition and a method of forming a pattern using the same, the resist composition including an organometallic compound represented by Formula 1 below, and a polymer including a repeating unit represented by Formula 2 below:




wherein, in Formulas 1 and 2, M11, R11, R12, n, A21, L21 to L23, a21 to a23, R21 to R24, b22, p, and X21 are as described in the specification.

公开(公告)号：US20240231223A1

公开(公告)日：2024-07-11

申请号：US18326632

申请日：2023-05-31

Applicant: Samsung Electronics Co., Ltd.

Inventor： Haengdeog Koh ,  Yoonhyun Kwak ,  Mijeong Kim ,  Minsang Kim ,  Sunyoung Lee ,  Changheon Lee ,  Kyuhyun Im ,  Jungha Chae ,  Sunghyun Han

IPC: G03F7/004 ,  C07F7/22

CPC classification number: G03F7/0042 ,  C07F7/2208

Abstract: Provided are a resist composition and a method of forming a pattern by using the same, the resist composition including: an organometallic compound represented by Formula 1; and a polymer including a repeating unit containing a radical generating group, a repeating unit containing a radical accepting group, or any combination thereof.


Sn(R11)n(OR12)(4-n)   Formula 1

Descriptions of R11, R12 and n in Formula 1 are provided in the specification.

公开(公告)号：US20210280832A1

公开(公告)日：2021-09-09

申请号：US17112363

申请日：2020-12-04

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Hyun KOO ,  Sunjin Song ,  Wonjae Joo ,  Sunghyun Han

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

Abstract: Provide is a light emitting device including a reflective layer including a phase modulation surface, a planarization layer disposed on the reflective layer, a first electrode disposed on the planarization layer, an organic emission layer disposed on the first electrode and configured to emit visible light that includes light of a first wavelength and light of a second wavelength that is shorter than the first wavelength, and a second electrode disposed on the organic emission layer, wherein the reflective layer and the second electrode form a micro cavity configured to resonate the light of the first wavelength, and wherein the planarization layer includes a light absorber configured to absorb the light of the second wavelength.

公开(公告)号：US12069889B2

公开(公告)日：2024-08-20

申请号：US17154314

申请日：2021-01-21

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sunghoon Lee ,  Wonjae Joo ,  Sunjin Song ,  Hyun Koo ,  Sunghyun Han

IPC: H10K50/856 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17

CPC classification number: H10K50/856 ,  H10K50/15 ,  H10K50/16 ,  H10K50/171

Abstract: A light emitting device includes a first electrode; a white organic light emission structure provided on the first electrode; a second electrode provided on the white organic light emission structure; and a reflective layer provided on an opposite side of the first electrode from the white organic light emission structure and including a first reflective region, a second reflective region, and a third reflective region having different heights from one another and forming different separation distances from the second electrode. A plurality of recesses may be provided in at least one of the first reflective region, the second reflective region, and the third reflective region on a surface of the reflective layer, and thus the color purity of the light emitting device may be improved.

公开(公告)号：US11653528B2

公开(公告)日：2023-05-16

申请号：US17112363

申请日：2020-12-04

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Hyun Koo ,  Sunjin Song ,  Wonjae Joo ,  Sunghyun Han

IPC: H10K50/86 ,  H10K50/17 ,  H10K50/852 ,  H10K50/856 ,  H10K59/35 ,  H10K59/80

CPC classification number: H10K50/865 ,  H10K50/171 ,  H10K50/852 ,  H10K50/856 ,  H10K59/351 ,  H10K59/876

Abstract: Provide is a light emitting device including a reflective layer including a phase modulation surface, a planarization layer disposed on the reflective layer, a first electrode disposed on the planarization layer, an organic emission layer disposed on the first electrode and configured to emit visible light that includes light of a first wavelength and light of a second wavelength that is shorter than the first wavelength, and a second electrode disposed on the organic emission layer, wherein the reflective layer and the second electrode form a micro cavity configured to resonate the light of the first wavelength, and wherein the planarization layer includes a light absorber configured to absorb the light of the second wavelength.

公开(公告)号：US11198762B2

公开(公告)日：2021-12-14

申请号：US16177937

申请日：2018-11-01

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  SAMSUNG SDI CO., LTD.

Inventor： Hyunjeong Jeon ,  Sun Jin Song ,  Sunghyun Han ,  Won Suk Chang

IPC: C08G73/10 ,  C08J5/18 ,  C09D179/08 ,  C08G73/14

Abstract: A polyimide that is a reaction product of a diamine represented by Chemical Formula 1, a diamine represented by Chemical Formula 2, and a tetracarboxylic dianhydride represented by Chemical Formula 3: wherein, in Chemical Formulae 1 to 3, L1, L2, Ra to Rf, m, R2, R10, R12, R13, n7, and n8 are the same as defined in the specification.