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公开(公告)号：US20220415850A1
公开(公告)日：2022-12-29
申请号：US17819300
申请日：2022-08-11
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Sung Jin LEE , Jin Yeong KIM , Jin Taek KIM , Soo Hyun MOON , Tae Hoon YANG , Seung Min LEE
Abstract: Provided is a display device including a substrate including a display area including a plurality of pixel areas, and a non-display area outside the display area, a pixel circuit layer including a plurality of circuit elements in the display area, a display element layer including a plurality of light-emitting elements in the display area on the pixel circuit layer, and first and second alignment lines on the substrate, and each including a main line at the same layer as at least one electrode on the display element layer, and a sub line electrically connected to the main line and at the same layer as at least one electrode on the pixel circuit layer, wherein the first alignment line and the second alignment line do not include the main line in the non-display area, and include the sub line to be spaced apart from one edge of the substrate.
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公开(公告)号：US20210111303A1
公开(公告)日：2021-04-15
申请号：US16937255
申请日：2020-07-23
Applicant: Samsung Display Co., Ltd.
Inventor： Sung Jin LEE , Jin Yeong KIM , Jin Taek KIM , Mi Jin PARK , Sang Ho PARK , Tae Hoon YANG
IPC: H01L33/00 , H01L25/075 , H01L33/40 , H01L33/42
Abstract: A method of manufacturing a display device includes: forming a first electrode on a substrate; forming an insulating layer on the substrate and on the first electrode;
providing light emitting elements in the insulating layer, each of the light emitting elements having a long axis and a short axis crossing the long axis and being configured to emit light; aligning the light emitting elements such that one end of each of the light emitting elements faces the substrate and the long axis of each of the light emitting elements is arranged in a direction from the substrate toward the insulating layer; patterning the insulating layer to form an insulating pattern exposing another end of each of the light emitting elements; and forming a second electrode electrically connected to the exposed other end of each of the light emitting elements.-
公开(公告)号：US20210193614A1
公开(公告)日：2021-06-24
申请号：US16996714
申请日：2020-08-18
Applicant: Samsung Display Co., Ltd.
Inventor： Sung Jin LEE , Jin Yeong KIM , Jin Taek KIM , Soo Hyun MOON , Tae Hoon YANG , Seung Min LEE
Abstract: Provided is a display device including a substrate including a display area including a plurality of pixel areas, and a non-display area outside the display area, a pixel circuit layer including a plurality of circuit elements in the display area, a display element layer including a plurality of light-emitting elements in the display area on the pixel circuit layer, and first and second alignment lines on the substrate, and each including a main line at the same layer as at least one electrode on the display element layer, and a sub line electrically connected to the main line and at the same layer as at least one electrode on the pixel circuit layer, wherein the first alignment line and the second alignment line do not include the main line in the non-display area, and include the sub line to be spaced apart from one edge of the substrate.
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公开(公告)号：US20210134877A1
公开(公告)日：2021-05-06
申请号：US17023068
申请日：2020-09-16
Applicant: Samsung Display Co., Ltd.
Inventor： Jin Taek KIM , Jin Yeong KIM , Soo Hyun MOON , Sang Ho PARK , Seung Min LEE , Jin Woo LEE , Tae Hoon YANG
Abstract: A display panel includes a base layer having a display area and a non-display area including a pad area; a plurality of transistors on the base layer; a first protective layer covering the plurality of transistors; a conductive layer on the first protective layer; a second protective layer over the conductive layer; a first electrode and a second electrode on the second protective layer, the first and second electrodes being spaced from each other; a plurality of light emitting elements between the first electrode and the second electrode; a first contact electrode on the first electrode, the first contact electrode being in contact with one end portion of the light emitting element, and a second contact electrode on the second electrode, the second contact electrode being in contact with the other end portion of the at least one light emitting element; and a first pad in the pad area.
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公开(公告)号：US20210028244A1
公开(公告)日：2021-01-28
申请号：US16927369
申请日：2020-07-13
Applicant: Samsung Display Co., LTD.
Inventor： Woong Hee JEONG , Ki Bum KIM , Jin Yeong KIM , Hyang A PARK , Tae Hoon YANG , Jong Chan LEE
Abstract: A display device includes light transmitting areas including a first light transmitting area and light emitting areas around the light transmitting areas and including a first light emitting area disposed around the first light transmitting area, wherein the first light emitting area includes a first-first light emitting area adjacent to a first portion of each of the light transmitting areas, a first-second light emitting area adjacent to a second portion of each of the light transmitting areas, a first-third light emitting area adjacent to a third portion of each of the light transmitting areas, and a first-fourth light emitting area disposed adjacent to a fourth portion of each of the light transmitting areas. The first-first to first-fourth light emitting areas each include at least one of first to third light emitting portions to emit light of first to third colors, respectively.
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Patent Agency Ranking
公开(公告)号：US20240006386A1
公开(公告)日：2024-01-04
申请号：US18466436
申请日：2023-09-13
Applicant: Samsung Display Co., LTD.
Inventor： Seung Min LEE , Jin Yeong KIM , Sang Ho PARK , Tae Hoon YANG , Sung Jin LEE , Jin Woo LEE
IPC: H01L25/075 , H01L27/15
CPC classification number: H01L25/0753 , H01L27/156
Abstract: A display device includes a substrate, a display element layer disposed on a first surface of the substrate and including a light emitting element that emits light, and a pixel circuit layer disposed on the display element layer and including a transistor electrically connected to the light emitting element. The display element layer includes a first contact electrode electrically connected to a first end of the light emitting element, and a second contact electrode electrically connected to a second end of the light emitting element. The pixel circuit layer includes a reflective layer disposed on the display element layer and overlapping the light emitting element. One of the first contact electrode and the second contact electrode is electrically connected to the transistor. The reflective layer reflects the light emitted from the light emitting element toward a second surface of the substrate.
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公开(公告)号：US20230253442A1
公开(公告)日：2023-08-10
申请号：US18186917
申请日：2023-03-20
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Jin Taek KIM , Jin Yeong KIM , Soo Hyun MOON , Sang Ho PARK , Seung Min LEE , Jin Woo LEE , Tae Hoon YANG
CPC classification number: H01L27/156 , H01L33/62 , H01L33/06 , G09G3/32 , H01L33/387 , G09G2310/0278
Abstract: A display panel includes a base layer having a display area and a non-display area including a pad area; a plurality of transistors on the base layer; a first protective layer covering the plurality of transistors; a conductive layer on the first protective layer; a second protective layer over the conductive layer; a first electrode and a second electrode on the second protective layer, the first and second electrodes being spaced from each other; a plurality of light emitting elements between the first electrode and the second electrode; a first contact electrode on the first electrode, the first contact electrode being in contact with one end portion of the light emitting element, and a second contact electrode on the second electrode, the second contact electrode being in contact with the other end portion of the at least one light emitting element; and a first pad in the pad area.
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公开(公告)号：US20220415864A1
公开(公告)日：2022-12-29
申请号：US17903551
申请日：2022-09-06
Applicant: Samsung Display Co., LTD.
Inventor： Sung Jin LEE , Jin Yeong KIM , Jin Taek KIM , Mi Jin PARK , Jin Woo LEE , Kwang Taek HONG
IPC: H01L25/075 , H01L33/38 , H01L25/16 , H01L33/24 , H01L33/44
Abstract: A display device includes a substrate including a display area and a non-display area, and pixels disposed in the display area. The pixels each include first electrodes, second electrodes spaced apart from the first electrodes, and light emitting elements disposed between the first electrodes and the second electrodes. The first electrodes each include a closed loop of a polygonal shape in some sections.
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公开(公告)号：US20220344316A1
公开(公告)日：2022-10-27
申请号：US17862320
申请日：2022-07-11
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Min Kyu WOO , Kyung Bae KIM , Jin Yeong KIM , Chong Chul CHAI
IPC: H01L25/16 , H01L25/075 , H01L33/62
Abstract: A display device includes a substrate. A first electrode, a second electrode, and a third electrode are on the substrate, and are sequentially arranged along a first direction. A first light emitting element is located between the first electrode and the second electrode. A second light emitting element is located between the second electrode and the third electrode. A first contact electrode overlaps the first electrode and one end of the first light emitting element, and is in contact with the first electrode and the one end of the first light emitting element. A second contact electrode overlaps and is in contact with the other end of the first light emitting element. A third contact electrode overlaps and is in contact with the second electrode and the other end of the second light emitting element. The second contact electrode extends while detouring the third contact electrode.
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公开(公告)号：US20210111323A1
公开(公告)日：2021-04-15
申请号：US16927758
申请日：2020-07-13
Applicant: Samsung Display Co., Ltd.
Inventor： Jin Yeong KIM , Mi Jin PARK , Sang Ho PARK , Tae Hoon YANG , Sung Jin LEE
Abstract: A display device includes a substrate including a display area and a non-display area, a pixel located in the display area, a pad unit on one side of the non-display area, and a driver connected to the pixel. The pixel includes a first insulating layer, a first light emitting element on the first insulating layer, a second insulating layer on the first light emitting element and exposing one end portion and another end portion of the first light emitting element, a first contact electrode on the second insulating layer and connected to the one end portion of the first light emitting element, and a second contact electrode on the second insulating layer and connected to the other end portion of the first light emitting element. The pad unit includes a pad metal layer, a first pad insulating layer, a second pad insulating layer, and a pad electrode.
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