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    Organic light-emitting device
    31.
    发明授权
    Organic light-emitting device 有权

    公开(公告)号：US11211564B2

    公开(公告)日：2021-12-28

    申请号：US15965772

    申请日：2018-04-27

    Applicant: Samsung Display Co., Ltd.

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

    IPC: H01L51/00 ,  H01L51/52 ,  C09K11/02 ,  C09K11/06 ,  H01L51/50

    Abstract: An organic light-emitting device having low-driving voltage, improved efficiency, and long lifespan includes: a first electrode; a second electrode facing the first electrode; a first layer between the first electrode and the second electrode, the first layer including a first compound; a second layer between the first layer and the second electrode, the second layer including a second compound; and a third layer between the second layer and the second electrode, the third layer including a third compound; wherein the first compound does not include a nitrogen-containing heterocyclic group comprising *═N—*′ as a ring forming moiety, and wherein the first compound, the second compound, and the third compound each independently include at least one group selected from groups represented by Formulae A to C:

    ORGANIC LIGHT-EMITTING DEVICE
    32.
    发明申请
    ORGANIC LIGHT-EMITTING DEVICE 有权

    公开(公告)号：US20210184119A1

    公开(公告)日：2021-06-17

    申请号：US17177049

    申请日：2021-02-16

    Applicant: SAMSUNG DISPLAY CO., LTD.

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

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

    Abstract: An organic light-emitting device including: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, the organic layer including an emission layer. The organic layer includes a first compound and the emission layer includes a second compound and a third compound. The second compound is a fluorescent host, the third compound is a fluorescent dopant, and the first compound, the second compound, and the third compound each independently includes at least one selected from moieties represented by Formulae A to D:

    Organic light-emitting device
    33.
    发明授权
    Organic light-emitting device 有权

    公开(公告)号：US10790464B2

    公开(公告)日：2020-09-29

    申请号：US15861880

    申请日：2018-01-04

    Applicant: SAMSUNG DISPLAY CO., LTD.

    Inventor： Jungsub Lee ,  Taekyung Kim ,  Daeyup Shin

    IPC: H01L51/50 ,  H01L51/00

    Abstract: An organic light-emitting device and an electronic device, the organic light-emitting device including a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, the organic layer including an emission layer, wherein the emission layer includes a first host, a second host, and a dopant, the first host includes a compound represented by Formula 1, and the second host includes a compound represented by Formula 2:

    LIGHT-EMITTING DEVICE
    34.
    发明申请
    LIGHT-EMITTING DEVICE 审中-公开

    公开(公告)号：US20200295292A1

    公开(公告)日：2020-09-17

    申请号：US16887626

    申请日：2020-05-29

    Applicant: Samsung Display Co., Ltd.

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

    IPC: H01L51/50 ,  H01L51/52

    Abstract: A 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.

    Organic light-emitting device
    35.
    发明授权
    Organic light-emitting device 有权

    公开(公告)号：US10680195B2

    公开(公告)日：2020-06-09

    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 ,  H01L51/52 ,  H01L51/00

    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.

    ORGANIC LIGHT-EMITTING DEVICE
    37.
    发明申请
    ORGANIC LIGHT-EMITTING DEVICE 审中-公开

    公开(公告)号：US20180337361A1

    公开(公告)日：2018-11-22

    申请号：US15861880

    申请日：2018-01-04

    Applicant: SAMSUNG DISPLAY CO., LTD.

    Inventor： Jungsub Lee ,  Taekyung Kim ,  Daeyup Shin

    IPC: H01L51/50

    Abstract: An organic light-emitting device and an electronic device, the organic light-emitting device including a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, the organic layer including an emission layer, wherein the emission layer includes a first host, a second host, and a dopant, the first host includes a compound represented by Formula 1, and the second host includes a compound represented by Formula 2:

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