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公开(公告)号：US20240130226A1
公开(公告)日：2024-04-18
申请号：US18509807
申请日：2023-11-15
Applicant: Samsung Display Co., LTD.
Inventor： Seulong Kim , Kyungsik Kim , Sungwook Kim , Seungjin Chu , Jaeweon Hur
CPC classification number: H10K85/633 , H10K85/342 , H10K85/615 , H10K85/626 , H10K85/636 , H10K85/654 , H10K85/6572 , H10K85/6574 , H10K50/11
Abstract: An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; an organic layer between the first electrode and the second electrode and comprising an emission layer; and an electron transport region between the emission layer and the second electrode, wherein the electron transport region comprises a first auxiliary layer and a second auxiliary layer, the first auxiliary layer is between the emission layer and the second auxiliary layer, the first auxiliary layer comprises a first compound, the second auxiliary layer comprises a second compound, the second compound comprises at least one π electron-depleted nitrogen-containing ring, and the organic light-emitting device satisfies equations: T1(EML)≥T1(AXL1)+0.3 eV and T1(AXL2)≥T1(AXL1)+0.5 eV.
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公开(公告)号：US12150376B2
公开(公告)日：2024-11-19
申请号：US16996543
申请日：2020-08-18
Applicant: Samsung Display Co., Ltd.
Inventor： Seulong Kim , Kyungsik Kim , Sungwook Kim , Seungjin Chu , Jaeweon Hur
IPC: H01L51/00 , H10K85/30 , H10K85/60 , H10K50/11 , H10K50/16 , H10K59/123 , H10K101/10
Abstract: An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; an organic layer between the first electrode and the second electrode and comprising an emission layer; and an electron transport region between the emission layer and the second electrode, wherein the electron transport region comprises a first auxiliary layer and a second auxiliary layer, the first auxiliary layer is between the emission layer and the second auxiliary layer, the first auxiliary layer comprises a first compound, the second auxiliary layer comprises a second compound, the second compound comprises at least one π electron-depleted nitrogen-containing ring, and the organic light-emitting device satisfies equations: T1(EML)≥T1(AXL1)+0.3 eV and T1(AXL2)≥T1(AXL1)+0.5 eV.
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公开(公告)号：US11437604B2
公开(公告)日：2022-09-06
申请号：US16851174
申请日：2020-04-17
Applicant: Samsung Display Co., Ltd.
Inventor： Sungwook Kim , Kyungsik Kim , Seulong Kim , Tsuyoshi Naijo , Sungsoo Bae , Dongchan Lee , Hyein Jeong , Hyewon Choi , Seungjin Chu , Jaeweon Hur
Abstract: An organic light-emitting display apparatus including; a first pixel electrode, a second pixel electrode, a third pixel electrode; a first lower functional layer, a second lower functional layer, and a third lower functional layer; a first organic emission layer for emitting a first color, a second organic emission layer for emitting a second color, and a third organic emission layer for emitting a third color; an opposite electrode; and a first upper functional layer, a second upper functional layer, and a third upper functional layer respectively disposed between the opposite electrode and the first organic emission layer, the second organic emission layer, and the third organic emission layer and each having a thickness that is equal to or greater than about 1300 Å and less than or equal to about 1800 Å.
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公开(公告)号：US20210005844A1
公开(公告)日：2021-01-07
申请号：US16851174
申请日：2020-04-17
Applicant: Samsung Display Co., Ltd.
Inventor： Sungwook Kim , Kyungsik Kim , Seulong Kim , Tsuyoshi Naijo , Sungsoo Bae , Dongchan Lee , Hyein Jeong , Hyewon Choi , Seungjin Chu , Jaeweon Hur
Abstract: An organic light-emitting display apparatus including; a first pixel electrode, a second pixel electrode, a third pixel electrode; a first lower functional layer, a second lower functional layer, and a third lower functional layer; a first organic emission layer for emitting a first color, a second organic emission layer for emitting a second color, and a third organic emission layer for emitting a third color; an opposite electrode; and a first upper functional layer, a second upper functional layer, and a third upper functional layer respectively disposed between the opposite electrode and the first organic emission layer, the second organic emission layer, and the third organic emission layer and each having a thickness that is equal to or greater than about 1300 Å and less than or equal to about 1800 Å.
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公开(公告)号：US20240023367A1
公开(公告)日：2024-01-18
申请号：US18357463
申请日：2023-07-24
Applicant: Samsung Display Co., Ltd.
Inventor： Sungwook Kim , Kyungsik Kim , Seulong Kim , Tsuyoshi Naijo , Sungsoo Bae , Dongchan Lee , Hyein Jeong , Hyewon Choi , Seungjin Chu , Jaeweon Hur
IPC: H10K50/852 , H10K59/12
CPC classification number: H10K50/852 , H10K59/12 , H10K2102/351
Abstract: An organic light-emitting display apparatus including; a first pixel electrode, a second pixel electrode, a third pixel electrode; a first lower functional layer, a second lower functional layer, and a third lower functional layer; a first organic emission layer for emitting a first color, a second organic emission layer for emitting a second color, and a third organic emission layer for emitting a third color; an opposite electrode; and a first upper functional layer, a second upper functional layer, and a third upper functional layer respectively disposed between the opposite electrode and the first organic emission layer, the second organic emission layer, and the third organic emission layer and each having a thickness that is equal to or greater than about 1300 Å and less than or equal to about 1800 Å.
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Patent Agency Ranking
公开(公告)号：US20230225144A1
公开(公告)日：2023-07-13
申请号：US18179306
申请日：2023-03-06
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Seungjin Chu , Kyungsik Kim , Sungwook Kim , Seulong Kim , Tsuyoshi NAIJO , Yunjee Park , Sungsoo Bae , Dongchan Lee , Hyewon Choi , Jaeweon Hur
IPC: H01L51/00
CPC classification number: H10K50/12 , H10K85/654 , H10K85/6572 , H10K85/6574 , H10K85/324 , H10K85/615 , H10K50/16 , H10K50/15
Abstract: An organic light-emitting device includes a mixed layer, an emission layer, and a buffer layer and satisfies one of Equation 1 or Equation 2 and Equation 3:
T1(D)≥T1(Mix)+0.3 eV Equation 1
T1(H)≥T1(Mix)+0.3 eV Equation 2
T1(Mix)-
公开(公告)号：US10910447B2
公开(公告)日：2021-02-02
申请号：US16776979
申请日：2020-01-30
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Seungjin Chu
IPC: G02F1/13357 , H01L27/32 , F21V8/00
Abstract: A display device and a method of manufacturing the display device being capable of substantially preventing infiltration of moisture or oxygen (O2) into a quantum dot layer by scribe cutting a display panel including quantum dots and then thermally curing a cell edge portion with laser for sealing the quantum dot layer in a manufacturing process are provided. The display device includes: a glass plate; a first passivation layer disposed on the glass plate; a wavelength conversion layer disposed on the first passivation layer; a second passivation layer disposed on the wavelength conversion layer; an optical sheet disposed on the second passivation layer; a display panel disposed on the optical sheet; and a laser trim portion extending along edges of the first passivation layer, the wavelength conversion layer, and the second passivation layer.
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公开(公告)号：US11758760B2
公开(公告)日：2023-09-12
申请号：US17900007
申请日：2022-08-31
Applicant: Samsung Display Co., Ltd.
Inventor： Sungwook Kim , Kyungsik Kim , Seulong Kim , Tsuyoshi Naijo , Sungsoo Bae , Dongchan Lee , Hyein Jeong , Hyewon Choi , Seungjin Chu , Jaeweon Hur
IPC: H10K50/852 , H10K59/12 , H10K102/00
CPC classification number: H10K50/852 , H10K59/12 , H10K2102/351
Abstract: An organic light-emitting display apparatus including; a first pixel electrode, a second pixel electrode, a third pixel electrode; a first lower functional layer, a second lower functional layer, and a third lower functional layer; a first organic emission layer for emitting a first color, a second organic emission layer for emitting a second color, and a third organic emission layer for emitting a third color; an opposite electrode; and a first upper functional layer, a second upper functional layer, and a third upper functional layer respectively disposed between the opposite electrode and the first organic emission layer, the second organic emission layer, and the third organic emission layer and each having a thickness that is equal to or greater than about 1300 Å and less than or equal to about 1800 Å.
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公开(公告)号：US11626566B2
公开(公告)日：2023-04-11
申请号：US16996599
申请日：2020-08-18
Applicant: Samsung Display Co., Ltd.
Inventor： Seungjin Chu , Kyungsik Kim , Sungwook Kim , Seulong Kim , Tsuyoshi Naijo , Yunjee Park , Sungsoo Bae , Dongchan Lee , Hyewon Choi , Jaeweon Hur
Abstract: An organic light-emitting device includes a mixed layer, an emission layer, and a buffer layer and satisfies one of Equation 1 or Equation 2 and Equation 3: T1(D)≥T1(Mix)+0.3 eV Equation 1 T1(H)≥T1(Mix)+0.3 eV Equation 2 T1(Mix)
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公开(公告)号：US20220416210A1
公开(公告)日：2022-12-29
申请号：US17900007
申请日：2022-08-31
Applicant: Samsung Display Co., Ltd.
Inventor： Sungwook Kim , Kyungsik Kim , Seulong Kim , Tsuyoshi Naijo , Sungsoo Bae , Dongchan Lee , Hyein Jeong , Hyewon Choi , Seungjin Chu , Jaeweon Hur
Abstract: An organic light-emitting display apparatus including; a first pixel electrode, a second pixel electrode, a third pixel electrode; a first lower functional layer, a second lower functional layer, and a third lower functional layer; a first organic emission layer for emitting a first color, a second organic emission layer for emitting a second color, and a third organic emission layer for emitting a third color; an opposite electrode; and a first upper functional layer, a second upper functional layer, and a third upper functional layer respectively disposed between the opposite electrode and the first organic emission layer, the second organic emission layer, and the third organic emission layer and each having a thickness that is equal to or greater than about 1300 Å and less than or equal to about 1800 Å.
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