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    ORGANIC LIGHT-EMITTING DEVICE
    1.
    发明申请
    ORGANIC LIGHT-EMITTING DEVICE 有权

    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.

    LIGHT-EMITTING DEVICE AND ELECTRONIC APPARATUS INCLUDING THE SAME
    3.
    发明申请
    LIGHT-EMITTING DEVICE AND ELECTRONIC APPARATUS INCLUDING THE SAME 有权

    公开(公告)号：US20220336750A1

    公开(公告)日：2022-10-20

    申请号：US17515912

    申请日：2021-11-01

    Applicant: Samsung Display Co., Ltd.

    Inventor： Jaeyong LEE ,  Jungmin KANG ,  Kyungsik KIM ,  Yeongrong PARK ,  Seokgyu YOON

    IPC: H01L51/00

    Abstract: Provided are a light-emitting device and an electronic apparatus including the light-emitting device. The light-emitting device includes a first electrode, a second electrode facing the first electrode, and an interlayer disposed between the first electrode and the second electrode. The first electrode includes an oxide of: tungsten (W), molybdenum (Mo), copper (Cu), nickel (Ni), vanadium (V), or any combination thereof. The interlayer includes an emission layer and a layer including a tertiary amine compound including an organic selenium moiety, and the interlayer does not include a p-dopant.

    ORGANIC LIGHT-EMITTING DEVICE
    4.
    发明申请
    ORGANIC LIGHT-EMITTING DEVICE 有权

    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.

    LIGHT-EMITTING DEVICE AND ELECTRONIC APPARATUS INCLUDING THE SAME
    7.
    发明申请
    LIGHT-EMITTING DEVICE AND ELECTRONIC APPARATUS INCLUDING THE SAME 有权

    公开(公告)号：US20230114654A1

    公开(公告)日：2023-04-13

    申请号：US17880593

    申请日：2022-08-03

    Applicant: Samsung Display Co., Ltd.

    Inventor： Kunwook CHO ,  Kyungsik KIM ,  Yeongrong PARK ,  Jaeyong LEE ,  Hyeonmi LEE

    IPC: H01L51/00 ,  C07D498/06 ,  C09K11/06

    Abstract: A light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an interlayer located between the first electrode and the second electrode and including an emission layer, wherein the first electrode includes an inorganic material, the inorganic material includes a metal oxide having, as a main component, at least one metal selected from W, Mo, Ga, Ni, Cu, Zn, and Ti, the interlayer further includes a hole transport region located between the first electrode and the emission layer, the hole transport region includes a hole transport layer, and the hole transport layer includes at least one condensed cyclic compound represented by Formula 1:

    LIGHT-EMITTING DEVICE AND ELECTRONIC APPARATUS INCLUDING THE SAME
    8.
    发明申请
    LIGHT-EMITTING DEVICE AND ELECTRONIC APPARATUS INCLUDING THE SAME 有权

    公开(公告)号：US20230084176A1

    公开(公告)日：2023-03-16

    申请号：US17858953

    申请日：2022-07-06

    Applicant: Samsung Display Co., Ltd.

    Inventor： Yeongrong PARK ,  Kyungsik KIM ,  Seokgyu YOON ,  Jaeyong LEE ,  Hyeonmi LEE ,  Kunwook CHO

    IPC: H01L51/00 ,  C07D405/12 ,  C09K11/06 ,  C07D209/88

    Abstract: A light-emitting device and an electronic apparatus including the light-emitting device, in which the light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an interlayer arranged between the first electrode and the second electrode and including an emission layer, wherein the interlayer further includes a hole transport region between the first electrode and the emission layer, the first electrode includes a metal oxide having a work function of 5.3 eV or more, and the hole transport region includes a heterocyclic compound represented by Formula 1: wherein the detailed description of Formula 1 is the same as described in the present specification.

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