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公开(公告)号：US20210343248A1
公开(公告)日：2021-11-04
申请号：US17372929
申请日：2021-07-12
Applicant: Samsung Display Co., Ltd.
Inventor： Dae Youn CHO , Sang Kil KIM , Hyo Jung KIM , Jong Woo PARK , Dong Gi AHN , Jong Won LEE , Ju Hee LEE , Young Tae CHOI
IPC: G09G3/3291 , H01L51/50 , G09G3/00 , H01L27/32 , G09G3/20 , G09G3/3233 , G09G3/3266
Abstract: An organic light emitting display device includes scan lines arranged in horizontal lines, data lines intersecting the scan lines, a pixel array including pixels coupled to the scan lines and the data lines, the pixels including at least first color pixels, a panel tester including switching elements coupled to first ends of the data lines, the switching elements including at least first and second switching elements, and a first line coupled to the first switching elements and a second line coupled to the second switching elements. Data lines of K-th to (K+L)-th (where K and L are natural numbers) first color pixels arranged in a predetermined horizontal line are coupled to the first line through the first switching elements, and data lines of at least a part of remaining first color pixels arranged in the predetermined horizontal line are coupled to the second line through the second switching elements.
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公开(公告)号：US20230087256A1
公开(公告)日：2023-03-23
申请号：US17861873
申请日：2022-07-11
Applicant: Samsung Display Co., LTD.
Inventor： Jong Won LEE
Abstract: A display device includes a first electrode and a second electrode, spaced apart from each other, and a light emitting element disposed between the first electrode and the second electrode. The light emitting element includes a core area and a doping area surrounding the core area.
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公开(公告)号：US20220173274A1
公开(公告)日：2022-06-02
申请号：US17501466
申请日：2021-10-14
Applicant: Samsung Display Co., LTD.
Inventor： Jong Won LEE , Je Won YOO , Hyun Min CHO , Basrur VEIDHES , Myeong Hee KIM , Yong Sub SHIM
Abstract: A display device includes a first reflective electrode disposed on a surface of a substrate, a second reflective electrode spaced apart from the first reflective electrode and disposed on the surface of the substrate, and a light emitting element disposed between the first reflective electrode and the second reflective electrode. The first reflective electrode includes first surface irregularities disposed on a top surface of the first reflective electrode. The second reflective electrode includes second surface irregularities disposed on a top surface of the second reflective electrode.
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公开(公告)号：US20220102585A1
公开(公告)日：2022-03-31
申请号：US17470383
申请日：2021-09-09
Applicant: Samsung Display Co., LTD.
Inventor： Jong Won LEE , Hyun Min CHO
Abstract: A display device comprises a substrate, a first electrode on the substrate and extending in a first direction, a second electrode on the substrate and extending in the first direction, the second electrode being spaced apart from the first electrode in a second direction, a first insulating layer on the first electrode and the second electrode, light-emitting elements on the first insulating layer, the light-emitting elements being disposed on the first electrode and the second electrode, a second insulating layer disposed on the light-emitting elements, a first contact electrode disposed on the first electrode and electrically contacting the light-emitting elements, and a second contact electrode disposed on the second electrode and electrically contacting the light-emitting elements. The second insulating layer comprises patterns that cover at least part of the light-emitting elements and are spaced apart from one another in the first direction.
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公开(公告)号：US20190304378A1
公开(公告)日：2019-10-03
申请号：US16372927
申请日：2019-04-02
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Dae Youn CHO , Sang Kil KIM , Hyo Jung KIM , Jong Woo PARK , Dong Gi AHN , Jong Won LEE , Ju Hee LEE , Young Tae CHOI
IPC: G09G3/3291 , G09G3/3266 , G09G3/3233 , G09G3/20 , G09G3/00 , H01L27/32 , H01L51/50
Abstract: An organic light emitting display device includes scan lines arranged in horizontal lines, data lines intersecting the scan lines, a pixel array including pixels coupled to the scan lines and the data lines, the pixels including at least first color pixels, a panel tester including switching elements coupled to first ends of the data lines, the switching elements including at least first and second switching elements, and a first line coupled to the first switching elements and a second line coupled to the second switching elements. Data lines of K-th to (K+L)-th (where K and L are natural numbers) first color pixels arranged in a predetermined horizontal line are coupled to the first line through the first switching elements, and data lines of at least a part of remaining first color pixels arranged in the predetermined horizontal line are coupled to the second line through the second switching elements.
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Patent Agency Ranking
公开(公告)号：US20240102921A1
公开(公告)日：2024-03-28
申请号：US18532379
申请日：2023-12-07
Applicant: Samsung Display Co., LTD.
Inventor： Je Won YOO , Basrur VEIDHES , Dae Hyun KIM , Hyun Min CHO , Jong Won LEE , Joo Yeol LEE
CPC classification number: G01N21/255 , G01N21/1717 , G01R31/2635 , G01R31/2656 , G02B21/06 , G02B21/26 , G02B21/361 , G01N2021/1721
Abstract: An optical inspection apparatus includes a stage that supports a target substrate, the target substrate including a plurality of light emitting elements, a jig that applies an electrical signal to the target substrate, the jig including a regulation resistor, a microscope that generates magnified image data of the target substrate, a camera that captures the magnified image data to generate a color image of the target substrate, and an optical measurement unit that captures the magnified image data of the target substrate to generate a spectrum image and measure optical characteristics of the target substrate.
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公开(公告)号：US20230395744A1
公开(公告)日：2023-12-07
申请号：US18111032
申请日：2023-02-17
Applicant: Samsung Display Co., LTD.
Inventor： Jong Won LEE , Bong Chun PARK , Kwan Jae LEE , So Young LEE , Jin Hyuk JANG , Chan Woo JOO , Seon Hong CHOI
CPC classification number: H01L33/025 , H01L25/167 , H01L33/62
Abstract: A light emitting element may include a first semiconductor layer, a second semiconductor layer including a first area, a second area, and a third area that have different doping concentrations, an active layer disposed between the first semiconductor layer and the second semiconductor layer, and a first intermediate layer and a second intermediate layer that are disposed between at least one of the first area, the second area, and the third area. The first intermediate layer and the second intermediate layer may include different materials.
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公开(公告)号：US20220077350A1
公开(公告)日：2022-03-10
申请号：US17307717
申请日：2021-05-04
Applicant: Samsung Display Co., Ltd.
Inventor： Jong Won LEE , Je Won YOO , Chul Jong YOO , Hyun Min CHO
Abstract: A light emitting element and a display device including the same are provided. The light emitting element includes: a first semiconductor layer, a second semiconductor layer, and an active layer between the first semiconductor layer and the second semiconductor layer; a passivation layer surrounding an outer surface of at least one selected from the first semiconductor layer, the second semiconductor layer, and the active layer; and an insulation layer surrounding an outer surface of the passivation layer, wherein the passivation layer includes a two-dimensional (2D) material.
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公开(公告)号：US20210396654A1
公开(公告)日：2021-12-23
申请号：US17205487
申请日：2021-03-18
Applicant: Samsung Display Co., LTD.
Inventor： Je Won YOO , Basrur VEIDHES , Dae Hyun KIM , Hyun Min CHO , Jong Won LEE , Joo Yeol LEE
Abstract: An optical inspection apparatus includes a stage that supports a target substrate, the target substrate including a plurality of light emitting elements, a jig that applies an electrical signal to the target substrate, the jig including a regulation resistor, a microscope that generates magnified image data of the target substrate, a camera that captures the magnified image data to generate a color image of the target substrate, and an optical measurement unit that captures the magnified image data of the target substrate to generate a spectrum image and measure optical characteristics of the target substrate.
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公开(公告)号：US20210325787A1
公开(公告)日：2021-10-21
申请号：US16952953
申请日：2020-11-19
Inventor： Sung Soon IM , Jong Kyu KIM , Jeong Hyeon PARK , Seung Yong SONG , Duck Jung LEE , Jong Won LEE
Abstract: Provided are an exposure apparatus including a light source unit which provides light for exposure and comprises micro light emitting diodes arranged in a matrix form; a substrate transfer unit which transfers a target substrate; and a control unit which controls at least one of the light source unit and the substrate transfer unit. The control unit allocates coordinates or an address to each micro light emitting diode and individually controls an amount of light of each micro light emitting diode according to a preset pattern based on the coordinates or the address.
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