公开(公告)号：US20210104682A1

公开(公告)日：2021-04-08

申请号：US16919858

申请日：2020-07-02

Applicant: Samsung Display Co., Ltd.

Inventor： Hyosup SHIN ,  Minje KIM ,  Eungdo KIM ,  Hyunyoung KIM ,  Hyojeong KIM ,  Seokgyu YOON ,  Youngki LEE ,  Jungsub LEE ,  Jiyoung LEE ,  Hyejin JUNG ,  Kunwook CHO ,  Hyeongu CHO ,  Minsoo CHOI ,  Youngeun CHOI ,  Jaejin LYU

IPC: H01L51/00 ,  C09K11/06

Abstract: An organic light-emitting device includes a first electrode, a second electrode, and an organic layer between the first electrode and the second electrode, wherein the organic layer includes an emission layer, and the emission layer includes a first compound as a hole transport compound, a second compound as an electron transport compound, a third compound as a metal complex compound, and a fourth compound as a boron-based compound.

公开(公告)号：US20210104681A1

公开(公告)日：2021-04-08

申请号：US16859894

申请日：2020-04-27

Applicant: Samsung Display Co., Ltd.

Inventor： Hyojeong KIM ,  Minje KIM ,  Eungdo KIM ,  Hyunyoung KIM ,  Hyosup SHIN ,  Seokgyu YOON ,  Youngki LEE ,  Jungsub LEE ,  Jiyoung LEE ,  Hyejin JUNG ,  Kunwook CHO ,  Hyeongu CHO ,  Minsoo CHOI ,  Youngeun CHOI ,  Jaejin LYU

IPC: H01L51/00 ,  C09K11/06

Abstract: An organic light-emitting device having improved efficiency and lifespan includes: a first electrode, a second electrode, and an organic layer between the first electrode and the second electrode, wherein the organic layer includes an emission layer, the emission layer includes a first compound, a second compound, a third compound, and a fourth compound, the first compound, the second compound, the third compound, and the fourth compound are different from each other, the third compound includes a metal element having an atomic number of 40 or more, the fourth compound includes boron (B), the third compound and the fourth compound each satisfy Conditions 1-1 and 1-2 below, and the fourth compound satisfies Condition 2 or 3: T1(C3)onset≥S1(C4)onset  Condition 1-1 T1(C3)max≥S1(C4)max  Condition 1-2 KRISC(C4)≥103S−1  Condition 2 f(C4)≥0.1.  Condition 3

公开(公告)号：US20160204177A1

公开(公告)日：2016-07-14

申请号：US14988119

申请日：2016-01-05

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunyoung KIM

IPC: H01L27/32

CPC classification number: H01L27/3276 ,  H01L27/1222 ,  H01L27/124 ,  H01L27/1255

Abstract: A display apparatus including a pixel including a first thin-film transistor (TFT) and a second TFT connected to the first TFT, the display apparatus includes a substrate, a semiconductor layer disposed on the substrate and including an active region of the first TFT and an active region of the second TFT, a first gate layer disposed on the semiconductor layer and including a gate of the first TFT and a gate of the second TFT, a second gate layer disposed on the first gate layer and including a connection node connecting the gate of the first TFT to the active region of the second TFT, and a line layer disposed on the second gate layer and configured to supply a driving voltage to the pixel.

Abstract translation: 一种显示装置，包括具有连接到第一TFT的第一薄膜晶体管（TFT）和第二TFT的像素，所述显示装置包括基板，设置在所述基板上并包括所述第一TFT的有源区域的半导体层， 第二TFT的有源区，设置在半导体层上并包括第一TFT的栅极和第二TFT的栅极的第一栅极层，设置在第一栅极层上的第二栅极层，并且包括连接节点的连接节点 第一TFT的栅极到第二TFT的有源区，以及线层，设置在第二栅极层上并且被配置为向像素提供驱动电压。