公开(公告)号：US20210296606A1

公开(公告)日：2021-09-23

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 ,  H01L51/52

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：US20220059792A1

公开(公告)日：2022-02-24

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: H01L51/50 ,  H01L51/56

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：US20200266382A1

公开(公告)日：2020-08-20

申请号：US16684325

申请日：2019-11-14

Applicant: Samsung Display Co., Ltd.

Inventor： Dongkyu SEO ,  Wonjong KIM ,  Yeongrong PARK ,  Hyeongpil KIM ,  Junghee AN ,  Byeongwook YOO ,  Byungseok LEE

IPC: H01L51/52 ,  H01L51/00 ,  H01L51/50

Abstract: A luminescence device includes a first electrode, a first emission portion disposed on the first electrode, a second electrode disposed on the first emission portion, and a capping layer disposed on the second electrode and including a metal atom and a metal halide compound, wherein the metal atom is a lanthanide metal, a transition metal, or a post-transition metal and the metal halide compound is formed by combining an alkali metal atom and a halogen atom.

公开(公告)号：US20240090254A1

公开(公告)日：2024-03-14

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：US20230200097A1

公开(公告)日：2023-06-22

申请号：US18082815

申请日：2022-12-16

Applicant: Samsung Display Co., Ltd.

Inventor： Youngeun CHOI ,  Dongkyu SEO ,  Junyong SHIN ,  Seokgyu YOON ,  Daeho LEE ,  Byungseok LEE ,  Jaeyong LEE ,  Jinsoo JUNG ,  Kunwook CHO ,  Minsoo CHOI

IPC: H10K39/34 ,  H10K30/20 ,  H10K30/80 ,  H10K39/00 ,  H10K50/15 ,  H10K85/30 ,  H10K85/60

CPC classification number: H10K39/34 ,  H10K30/20 ,  H10K30/865 ,  H10K39/501 ,  H10K50/15 ,  H10K85/311 ,  H10K85/322 ,  H10K85/371 ,  H10K85/625 ,  H10K85/631 ,  H10K85/6574 ,  H10K85/6576 ,  H10K85/6572 ,  H10K85/615 ,  H10K85/622 ,  H10K85/657 ,  H10K85/626 ,  B82Y30/00

Abstract: Provided are an organic photodetector and an electronic apparatus including the same. The organic photodetector includes a first electrode, a second electrode facing the first electrode, an auxiliary layer arranged between the first electrode and the second electrode, and an activation layer arranged between the first electrode and the activation layer. The auxiliary layer includes a compound having a refractive index of about 2.2 or more.

公开(公告)号：US20220402859A1

公开(公告)日：2022-12-22

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: C07C209/86 ,  H01L51/44 ,  C07D405/12 ,  C07D401/12 ,  C07D409/12 ,  C07D307/91 ,  C07C211/57 ,  C07C211/49 ,  C07C211/61 ,  C07D235/18 ,  C07D401/04 ,  C07D401/14 ,  C07D251/24 ,  C07D239/26 ,  C07D471/04 ,  C07D403/14 ,  C07D249/08 ,  C07F5/06 ,  C07D487/14 ,  H01L51/00 ,  H01L51/42 ,  H01L27/28

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：US20210217964A1

公开(公告)日：2021-07-15

申请号：US17142900

申请日：2021-01-06

Applicant: Samsung Display Co., Ltd.

Inventor： Hyeongpil KIM ,  Wonjong KIM ,  Hyoyeon KIM ,  Yeongrong PARK ,  Dongkyu SEO ,  Junyong SHIN ,  Junghee AN ,  Byeongwook YOO ,  Daeho LEE ,  Byungseok LEE ,  Jaejin LYU

IPC: H01L51/00

Abstract: An organic light-emitting device and a flat-display apparatus, the organic light-emitting device including: a charge generating layer between two adjacent emission units, the charge generating layer including an n-type charge generating layer and a p-type charge generating layer, wherein at least one of the n-type and the p-type charge generating layers includes a first inorganic material selected from a late transition metal, a metalloid, a compound including late transition metals, a compound including metalloids, a compound including a late transition metal and a metalloid, and combinations thereof, the late transition metal is at least one selected from Al, Ga, In, Tl, Sn, Pb, Fl, Bi, and Po, the metalloid is at least one selected from B, Si, Ge, As, Sb, Te, and At, and when the late transition metal is at least one selected from Al, In, and Pb, the first inorganic material is the compound including a late transition metal and a metalloid.