公开(公告)号：US20250017074A1

公开(公告)日：2025-01-09

申请号：US18410877

申请日：2024-01-11

Applicant: Samsung Display Co., Ltd.

Inventor： Seokgyu Yoon ,  Soungwook Kim ,  Kiwoong Kim ,  Junyong Shin ,  Minsoo Choi

IPC: H10K59/60 ,  H10K59/122 ,  H10K59/38 ,  H10K59/80 ,  H10K102/00 ,  H10K102/10 ,  H10K102/20

Abstract: A display apparatus includes: a substrate; light-emitting elements on the substrate; a first light-receiving element on the substrate and arranged next to the light-emitting elements; and a first light-receiving color filter on the first light-receiving element, wherein the first light-receiving element comprises a first transparent light-receiving electrode, a first light-absorbing layer on the first transparent light-receiving electrode, and an opposite electrode on the first light-absorbing layer, the first light-absorbing layer comprises a material that has sensitivity to light of a first, second, and third wavelengths, the first light-receiving color filter is configured to transmit the light of the first wavelength, the light of the first wavelength, second, and third wavelengths are a first one, a second one, and a third one from among green light, red light, and blue light, respectively.

公开(公告)号：US20220033959A1

公开(公告)日：2022-02-03

申请号：US17222895

申请日：2021-04-05

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dongkyu Seo ,  Daeho Lee ,  Yeongrong Park ,  Junyong Shin ,  Byeongwook Yoo ,  Byungseok Lee

IPC: C23C14/24 ,  C23C14/14 ,  C23C14/58

Abstract: An apparatus for making substrates of a display device includes: a crucible to vaporize a deposition material and including a first metal; and a sacrificial material electrically connected to the crucible and including a second metal having a second ionization energy less than a first ionization energy of the first metal.

公开(公告)号：US12215066B2

公开(公告)日：2025-02-04

申请号：US17674751

申请日：2022-02-17

Applicant: Samsung Display Co., Ltd.

Inventor： Seokgyu Yoon ,  Dongkyu Seo ,  Junyong Shin ,  Byeongwook Yoo ,  Daeho Lee ,  Byungseok Lee

IPC: H01L29/08 ,  C07C209/86 ,  C07C211/49 ,  C07C211/57 ,  C07C211/61 ,  C07D235/18 ,  C07D239/26 ,  C07D249/08 ,  C07D251/24 ,  C07D307/91 ,  C07D401/04 ,  C07D401/12 ,  C07D401/14 ,  C07D403/14 ,  C07D405/12 ,  C07D409/12 ,  C07D471/04 ,  C07D487/14 ,  C07F5/06 ,  H10K30/20 ,  H10K30/81 ,  H10K65/00 ,  H10K85/20

Abstract: An organic photodetector includes: a first electrode; a second electrode facing the first electrode; an activation layer between the first electrode and the second electrode; a hole injection layer between the first electrode and the activation layer; and a hole transport layer between the hole injection layer and the activation layer, wherein the hole transport layer includes: a first hole transport layer including a p-dopant; and a second hole transport layer not including a p-dopant.

公开(公告)号：US11706937B2

公开(公告)日：2023-07-18

申请号：US17088178

申请日：2020-11-03

Applicant: Samsung Display Co., Ltd.

Inventor： Hyeongpil Kim ,  Wonjong Kim ,  Yeongrong Park ,  Dongkyu Seo ,  Junyong Shin ,  Junghee An ,  Byeongwook Yoo ,  Daeho Lee ,  Byungseok Lee

IPC: H01L51/50 ,  H10K50/13 ,  H10K50/19 ,  H10K50/155 ,  H10K50/15 ,  H10K85/60 ,  H10K101/30 ,  H10K102/00

CPC classification number: H10K50/131 ,  H10K50/155 ,  H10K50/156 ,  H10K50/19 ,  H10K85/615 ,  H10K85/622 ,  H10K85/626 ,  H10K85/633 ,  H10K85/636 ,  H10K85/654 ,  H10K85/6572 ,  H10K85/6574 ,  H10K2101/30 ,  H10K2102/351

Abstract: An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; m emission units stacked between the first electrode and the second electrode, each emission unit including at least one emission layer; and m−1 charge generating layers respectively located between two adjacent emission units among them emission units, each of the charge generating layers including one n-type charge generating region and one p-type charge generating region, wherein m is an integer of 2 or more, and at least one of the m−1 p-type charge generating regions includes a phosphate-containing compound.

公开(公告)号：US12133404B2

公开(公告)日：2024-10-29

申请号：US18510619

申请日：2023-11-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yeongrong Park ,  Dongkyu Seo ,  Junyong Shin ,  Byeongwook Yoo ,  Daeho Lee ,  Byungseok Lee

IPC: H10K50/15 ,  H10K50/17 ,  H10K71/00

CPC classification number: H10K50/15 ,  H10K50/17 ,  H10K71/00

Abstract: An organic light-emitting diode includes: a first electrode and a second electrode facing each other; an organic emission layer between the first electrode and the second electrode; and a hole injection layer between the first electrode and the organic emission layer, wherein the hole injection layer includes a second metal compound layer and a second metal layer, the second metal compound layer being between the first electrode and the organic emission layer, and the second metal layer being between the second metal compound layer and the organic emission layer.

公开(公告)号：US11825675B2

公开(公告)日：2023-11-21

申请号：US17231968

申请日：2021-04-15

Applicant: Samsung Display Co., Ltd.

Inventor： Yeongrong Park ,  Dongkyu Seo ,  Junyong Shin ,  Byeongwook Yoo ,  Daeho Lee ,  Byungseok Lee

IPC: H10K50/15 ,  H10K50/17 ,  H10K71/00

CPC classification number: H10K50/15 ,  H10K50/17 ,  H10K71/00

Abstract: An organic light-emitting diode includes: a first electrode and a second electrode facing each other; an organic emission layer between the first electrode and the second electrode; and a hole injection layer between the first electrode and the organic emission layer, wherein the hole injection layer includes a second metal compound layer and a second metal layer, the second metal compound layer being between the first electrode and the organic emission layer, and the second metal layer being between the second metal compound layer and the organic emission layer.