知搜-全球专利检索

  1. Login
  2. Sign Up

Search Results

129 records (took 0.031 seconds)

    Organic light-emitting device
    112.
    发明授权
    Organic light-emitting device 有权

    公开(公告)号：US10164195B2

    公开(公告)日：2018-12-25

    申请号：US15284371

    申请日：2016-10-03

    Applicant: Samsung Display Co., Ltd.

    Inventor： Seulong Kim ,  Naoyuki Ito ,  Younsun Kim ,  Dongwoo Shin ,  Jungsub Lee ,  Jino Lim ,  Hyein Jeong

    IPC: H01L51/50 ,  H01L51/00 ,  C09K11/02 ,  C09K11/06

    Abstract: An organic light-emitting device including: a first electrode; a second electrode facing the first electrode; an emission layer between the first electrode and the second electrode; a hole transport region between the first electrode and the emission layer; and an electron transport region between the emission layer and the second electrode, wherein the emission layer includes a first compound represented by Formula 1A or 1B, and at least one selected from the hole transport region and the electron transport region includes a second compound represented by Formula 2A or 2B:

    Organic light emitting diode display device and manufacturing method thereof
    114.
    发明授权
    Organic light emitting diode display device and manufacturing method thereof 有权

    公开(公告)号：US10103346B2

    公开(公告)日：2018-10-16

    申请号：US15722543

    申请日：2017-10-02

    Applicant: Samsung Display Co., Ltd.

    Inventor： Naoyuki Ito

    IPC: H01L51/50 ,  H01L51/00

    Abstract: An organic light emitting diode display device includes: a substrate; a first electrode on the substrate; a hole transport layer on the first electrode; an organic light emitting layer on the hole transport layer; and a second electrode on the organic light emitting layer. The hole transport layer includes a hole transport layer composition including a compound represented by Chemical Formula 1, a compound represented by Chemical Formula 2, a compound represented by Chemical Formula 3, and a compound represented by Chemical Formula 4.

    Organic light-emitting device
    116.
    发明授权
    Organic light-emitting device 有权

    公开(公告)号：US09768392B2

    公开(公告)日：2017-09-19

    申请号：US14549461

    申请日：2014-11-20

    Applicant: SAMSUNG DISPLAY CO., LTD.

    Inventor： Jung-Sub Lee ,  Seul-Ong Kim ,  Youn-Sun Kim ,  Dong-Woo Shin ,  Naoyuki Ito

    IPC: H01L51/50 ,  H01L51/00

    CPC classification number: H01L51/0061 ,  H01L51/0052 ,  H01L51/006 ,  H01L51/0072 ,  H01L51/5096

    Abstract: An organic light-emitting device includes a first electrode; a second electrode; and an organic layer between the first electrode and the first electrode and including an emission layer (EML); a hole transport region between including an electron blocking layer (EBL) and at least one selected from a hole injection layer (HIL), a hole transport layer (HTL), and a buffer layer; and an electron transport region and including a hole blocking layer (HBL) and at least one selected from an electron transport layer and electron injection layer (EIL). A triplet energy of a material for the electron blocking layer (EBL T1), a triplet energy of a material for the hole blocking layer (HBL T1), and a triplet energy of a host in the emission layer (Host T1) satisfy Equation (1) and Equation (2): EBL T1>HBL T1≧Host T1  (1) EBL T1−HBL T1≧0.2 eV  (2).

    ORGANIC LIGHT-EMITTING DEVICE
    117.
    发明申请
    ORGANIC LIGHT-EMITTING DEVICE 审中-公开

    公开(公告)号：US20170263876A1

    公开(公告)日：2017-09-14

    申请号：US15289817

    申请日：2016-10-10

    Applicant: Samsung Display Co., Ltd.

    Inventor： Younsun Kim ,  Seulong Kim ,  Dongwoo Shin ,  Jungsub Lee ,  Naoyuki Ito ,  Jino Lim

    IPC: H01L51/50

    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; and m−1 charge generating layer(s) between the two adjacent emission units from among the m emission units, m−1 charge generating layer(s) including m−1 n-type charge generating layer(s) and m−1 p-type charge generating layer(s), wherein m is an integer of 2 or greater, a maximum emission wavelength of light emitted from at least one of the m emission units differs from that of light emitted from at least one of the other emission units, at least one of the m−1 n-type charge generating layer(s) includes a metal-containing material and an electron transporting metal-non-containing material.

Patent Agency Ranking