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公开(公告)号：US20210098716A1
公开(公告)日：2021-04-01
申请号：US17035552
申请日：2020-09-28
Applicant: Samsung Display Co., Ltd.
Inventor： JUNGSUB LEE , HYUNYOUNG KIM , JIYOUNG LEE , HYEJIN JUNG , MINJE KIM , EUNG DO KIM , HYOJEONG KIM , HYOSUP SHIN , SEOKGYU YOON , YOUNGKI LEE , KUNWOOK CHO , HYEON GU CHO , MINSOO CHOI , YOUNGEUN CHOI , HYEIN JEONG , JAEJIN LYU
IPC: H01L51/00
Abstract: An organic electroluminescence device according to an embodiment of the present disclosure includes a first electrode, a second electrode, and an emission layer. The emission layer includes host compounds and dopant compounds. The hot compounds include a first host compound represented by Formula 1, and a second host compound represented by Formula 2, and the dopant compounds include an assistant dopant compound represented by Formula 3, and a light-emitting dopant compound represented by Formula 4: Accordingly, the organic electroluminescence device according to an embodiment may achieve high efficiency and long life.
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公开(公告)号：US20210098714A1
公开(公告)日：2021-04-01
申请号：US16906991
申请日：2020-06-19
Applicant: Samsung Display Co., Ltd.
Inventor： MINSOO CHOI , MINJE KIM , EUNG DO KIM , HYUNYOUNG KIM , HYOJEONG KIM , HYOSUP SHIN , SEOKGYU YOON , YOUNGKI LEE , JUNGSUB LEE , JIYOUNG LEE , HYEJIN JUNG , KUNWOOK CHO , HYEON GU CHO , YOUNGEUN CHOI , JAEJIN LYU
IPC: H01L51/00
Abstract: An organic electroluminescence device of an embodiment includes a first electrode, a second electrode, and an emission layer disposed between the first electrode and the second electrode, wherein the emission layer includes a host having a first luminescent onset wavelength, a first dopant having a second luminescent onset wavelength, and a second dopant different from the first dopant and having a third luminescent onset wavelength. The third luminescent onset wavelength is greater than each of the first luminescent onset wavelength and the second luminescent onset wavelength, and the device has improved emission efficiency and/or long-lifespan characteristics.
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公开(公告)号：US20240349573A1
公开(公告)日：2024-10-17
申请号：US18636536
申请日：2024-04-16
Inventor： KUNWOOK CHO , Kyu Min SIM , Dae Sung CHUNG , SEOKGYU YOON
IPC: H10K59/65 , H10K59/122 , H10K59/40 , H10K85/60 , H10K101/30
CPC classification number: H10K59/65 , H10K59/122 , H10K59/40 , H10K85/615 , H10K85/654 , H10K85/6572 , H10K85/6574 , H10K2101/30
Abstract: Embodiments provide an electronic device that includes a display element layer disposed on a base layer and including at least one light sensing element. The light sensing element includes a first electrode, a hole transport region disposed on the first electrode, a photoelectric conversion layer disposed on the hole transport region, an electron transport region disposed on the photoelectric conversion layer, and a second electrode disposed on the electron transport region, wherein the second electrode comprises a metal and an organic compound, and a doping concentration of the organic compound is in a range of about 0.5% to about 10%.
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公开(公告)号：US20230140380A1
公开(公告)日：2023-05-04
申请号：US17880871
申请日：2022-08-04
Applicant: Samsung Display Co., Ltd.
Inventor： JUNYONG SHIN , SEOKGYU YOON , DONGKYU SEO , DAEHO LEE , BYUNGSEOK LEE , JIN-SOO JUNG , MINSOO CHOI , YOUNGEUN CHOI
IPC: H01L27/28
Abstract: An electronic device including: a base layer; a display element layer disposed on the base layer and including a pixel defining layer that includes an opening, and a light emitting element and a light receiving element, which are separated by the pixel defining layer; and an input sensing layer disposed on the display element layer, wherein each of the light emitting element and the light receiving element includes: a first electrode; a hole transport region disposed on the first electrode; an electron transport region disposed on the hole transport region; and a second electrode disposed on the electron transport region, wherein the second electrode is a common layer in the light emitting element and the light receiving element, the light emitting element comprises a light emitting layer disposed between the hole transport region and the electron transport region, and the light receiving element comprises a light receiving layer which is provided between the first electrode and the second electrode and disposed in a layer different from the light emitting layer in a thickness direction of the electronic device.
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公开(公告)号：US20240107783A1
公开(公告)日：2024-03-28
申请号：US18361400
申请日：2023-07-28
Applicant: Samsung Display Co., Ltd.
Inventor： KUNWOOK CHO , SOUNG WOOK KIM , MINSOO CHOI , SEOKGYU YOON , JIN-SOO JUNG , HYEJIN JUNG
IPC: H10K30/20 , H10K39/34 , H10K59/122
CPC classification number: H10K30/20 , H10K39/34 , H10K59/122 , H10K85/6572
Abstract: An electronic device may include: a base layer; and a display element layer including a pixel defining film having an opening defined therein, and a light emitting element and a light receiving element which are divided by the pixel defining film, wherein the light emitting element and the light receiving element each include: a first electrode, a hole transport region on the first electrode, an electron transport region including a hole blocking layer, and a second electrode. The light emitting element includes an emission layer between the hole transport region and the electron transport region, and the light receiving element includes a light receiving layer between the hole transport region and the electron transport region, and an electron extraction layer between the light receiving layer and the electron transport region and including an n-dopant material.
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Patent Agency Ranking
公开(公告)号：US20230157125A1
公开(公告)日：2023-05-18
申请号：US17885856
申请日：2022-08-11
Applicant: Samsung Display Co., Ltd.
Inventor： DONGKYU SEO , JUNYONG SHIN , SEOKGYU YOON , DAEHO LEE , BYUNGSEOK LEE , JIN-SOO JUNG , MINSOO CHOI
CPC classification number: H01L27/3227 , H01L51/5072 , H01L27/3246 , H01L51/5056 , H01L51/5275 , H01L51/5036
Abstract: A light receiving element includes a first electrode, a hole transport region disposed on the first electrode, a light receiving layer disposed on the hole transport region and converting incident light to an electrical signal, an electron transport region disposed on the light receiving layer, and a second electrode disposed on the electron transport region. The light receiving layer includes a p-dopant compound, a donor compound, and an acceptor compound.
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7.发明申请公开(公告)号：US20250098534A1
公开(公告)日：2025-03-20
申请号：US18746822
申请日：2024-06-18
Applicant: Samsung Display Co., Ltd.
Inventor： HYEJIN JUNG , Hwa Sook RYU , SEOKGYU YOON
IPC: H10K85/60 , C07D495/04 , H10K30/40 , H10K65/00
Abstract: A light receiving element includes a first electrode, a second electrode on the first electrode, and a light receiving layer between the first electrode and the second electrode and including a polycyclic compound represented by Formula 1.
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公开(公告)号：US20240130222A1
公开(公告)日：2024-04-18
申请号：US18528604
申请日：2023-12-04
Applicant: Samsung Display Co., Ltd.
Inventor： Hyejin JUNG , Minje KIM , EUNG DO KIM , Hyunyoung KIM , Hyojeong KIM , HYOSUP SHIN , SEOKGYU YOON , Youngki LEE , JUNGSUB LEE , Jiyoung LEE , Kunwook CHO , HYEON GU CHO , Minsoo CHOI , Youngeun CHOI , HYEIN JEONG
CPC classification number: H10K85/40 , H10K85/322 , H10K85/342 , H10K85/346 , H10K85/654 , H10K85/6572 , H10K85/6574 , H10K85/6576 , H10K50/11
Abstract: An organic electroluminescence device of an embodiment includes a first electrode, a second electrode on the first electrode, and an emission layer between the first electrode and the second electrode, wherein the emission layer includes a first host and a second host which are different from each other, a first dopant including an organic metal complex containing Ir, Ru, Rh, Pt, Pd, Cu, or Os as a central metal atom, and a second dopant represented by Formula D-2 below, and thereby the organic electroluminescence device may exhibit high luminous efficiency and long service life characteristics.
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公开(公告)号：US20230232690A1
公开(公告)日：2023-07-20
申请号：US18087947
申请日：2022-12-23
Applicant: Samsung Display Co., Ltd.
Inventor： JIN-SOO JUNG , KYU HWAN HWANG , KWANG SOO BAE , SEOKGYU YOON , DAE-YOUNG LEE , DUCKJUNG LEE , DA-HEE JEONG
CPC classification number: H10K59/353 , H10K59/40 , H10K59/352
Abstract: A display device includes first and second unit pixels adjacent to each other in a first direction. Each of the first and second unit pixels includes a first group disposed in a first row and a second group disposed in a second row spaced apart from the first row. The first group includes a first light emitting area emitting a first light, and a second light emitting area emitting a second light. The second group includes a light receiving area and third and fourth light emitting areas spaced apart from each other with the light receiving area interposed therebetween and emitting the third light. The fourth light emitting area of the first unit pixel and the third light emitting area of the second unit pixel are spaced apart from each other by a distance from about 25 micrometers to about 100 micrometers in the first direction.
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公开(公告)号：US20210119168A1
公开(公告)日：2021-04-22
申请号：US17131555
申请日：2020-12-22
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： MINSOO CHOI , MINJE KIM , EUNG DO KIM , HYUNYOUNG KIM , HYOJEONG KIM , HYOSUP SHIN , SEOKGYU YOON , YOUNGKI LEE , JUNGSUB LEE , JIYOUNG LEE , HYEJIN JUNG , KUNWOOK CHO , HYEON GU CHO , YOUNGEUN CHOI , JAEJIN LYU
Abstract: An organic electroluminescence device of an embodiment includes a first electrode, a second electrode, and an emission layer disposed between the first electrode and the second electrode, wherein the emission layer includes a host having a first luminescent onset wavelength, a first dopant having a second luminescent onset wavelength, and a second dopant different from the first dopant and having a third luminescent onset wavelength. The third luminescent onset wavelength is greater than each of the first luminescent onset wavelength and the second luminescent onset wavelength, and the device has improved emission efficiency and/or long-lifespan characteristics.
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