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公开(公告)号：US20230326936A1
公开(公告)日：2023-10-12
申请号：US18104478
申请日：2023-02-01
Applicant: Samsung Display Co., LTD.
Inventor： Dong Hee SHIN , No Kyung PARK , Sun Kwun SON
CPC classification number: H01L27/1255 , H01L25/167 , H01L33/62 , H01L27/124
Abstract: A display device includes a first voltage line disposed in a first metal layer on a substrate and extending in a first direction, a first transistor including a source electrode disposed in an active layer on the first metal layer and a gate electrode disposed in a second metal layer on the active layer, the first transistor being electrically connected to the first voltage line, a first connection electrode disposed in the second metal layer and integrally formed with the gate electrode of the first transistor, a cover pattern disposed in the second metal layer and spaced apart from the first connection electrode in the first direction, and a first capacitor including a first capacitor electrode disposed in the active layer and electrically connected to the gate electrode of the first transistor, and a second capacitor electrode disposed in the first metal layer and electrically connected to the source electrode of the first transistor. A first side of the cover pattern and a first side of the first connection electrode facing each other overlap the first capacitor electrode in a plan view.
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公开(公告)号：US20230317738A1
公开(公告)日：2023-10-05
申请号：US18332201
申请日：2023-06-09
Applicant: Samsung Display Co., LTD.
Inventor： No Kyung PARK , Kyung Bae KIM , Min Kyu WOO
CPC classification number: H01L27/1244 , H01L25/167 , H01L33/44
Abstract: A display device includes pixels disposed in a display area and including first and second pixels that are adjacent to each other in a first direction, and a first integrated bank pattern disposed between the first and second pixels. Each of the pixels includes a first electrode and a second electrode that are spaced apart from each other along the first direction in a light emitting area and extend in a second direction, a first bank pattern portion overlapping the first electrode, and a second bank pattern portion overlapping the second electrode. The first integrated bank pattern includes a second bank pattern portion disposed at the first pixel, a first bank pattern portion disposed at the second pixel, and a protrusion extending in the second direction in a boundary area between the first pixel and the second pixel.
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公开(公告)号：US20220011487A1
公开(公告)日：2022-01-13
申请号：US17237000
申请日：2021-04-21
Applicant: Samsung Display Co., Ltd.
Inventor： No Kyung PARK , Kyung Bae KIM , Ji Hye LEE
IPC: G02B5/28 , G09G3/32 , H01L25/075
Abstract: The display device may include a substrate; at least one pixel along a first direction on the substrate and including first, second, and third emission areas, in each of which a plurality of light emitting elements are provided; a light blocking pattern corresponding to an area between the first to third emission areas; and a color filter layer including a first color filter pattern provided on the first emission area, a second color filter pattern provided on the second emission area, and a third color filter pattern provided on the third emission area. Here, the pixel may include a first storage capacitor, a second storage capacitor, and a third storage capacitor on the substrate and corresponding to one of the first to third color filter patterns.
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公开(公告)号：US20210399022A1
公开(公告)日：2021-12-23
申请号：US17339271
申请日：2021-06-04
Applicant: Samsung Display Co., LTD.
Inventor： Do Yeong PARK , No Kyung PARK , Kyung Bae KIM
Abstract: A display device includes a first voltage line disposed on a substrate, a first power supply voltage being applied to the first voltage line, a buffer layer disposed on the first voltage line, a first transistor including a semiconductor pattern disposed on the buffer layer, a first insulating layer disposed on the semiconductor pattern of the first transistor, a first capacitor electrode disposed on the first insulating layer, a second insulating layer disposed on the first capacitor electrode, and a first electrode and a second electrode disposed on the second insulating layer and spaced apart from each other, wherein the second electrode is electrically connected to the first voltage line, and the first voltage line overlaps the first capacitor electrode in a thickness direction of the substrate.
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公开(公告)号：US20240038785A1
公开(公告)日：2024-02-01
申请号：US18358301
申请日：2023-07-25
Applicant: Samsung Display Co., LTD.
Inventor： Dong Hee SHIN , Sun Kwun SON , No Kyung PARK
CPC classification number: H01L27/1255 , H01L25/167 , H01L33/62
Abstract: A display device includes a semiconductor pattern. A first capacitor electrode under the semiconductor pattern. A second capacitor electrode on the semiconductor pattern, the second capacitor electrode including a portion forming a gate electrode. A first electrode and a second electrode at a same layer on the second capacitor electrode. At least one light emitting element between the first electrode and the second electrode. A first pixel electrode on the first electrode and connected to a first end of the at least one light emitting element. A second pixel electrode on the second electrode and connected to a second end of the at least one light emitting element. The first electrode is connected to the first capacitor electrode and the semiconductor pattern. The semiconductor pattern and the gate electrode form a transistor. A first capacitor is formed by the first and second capacitor electrodes.
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Patent Agency Ranking
公开(公告)号：US20230378191A1
公开(公告)日：2023-11-23
申请号：US18123426
申请日：2023-03-20
Applicant: Samsung Display Co., LTD.
Inventor： Dong Hee SHIN , No Kyung PARK , Sun Kwun SON
IPC: H01L27/12 , G09G3/3233
CPC classification number: H01L27/124 , G09G3/3233 , G09G2300/0819 , G09G2300/0842 , G09G2300/0426 , H10K59/123
Abstract: A display device includes a thin film transistor layer disposed on a substrate and including a transistor, a first electrode and a second electrode, each disposed on the thin film transistor layer and extending in parallel with each other, a bank pattern disposed on the first and second electrodes, an insulating layer disposed on the bank pattern and the first and second electrodes and including an open part provided on an upper surface of the bank pattern, a plurality of light emitting elements disposed between the first and second electrodes on the insulating layer, and a surface treatment part on the upper surface of the bank pattern exposed by the open part and having hydrophobicity. A shape of the open part has lines bent plural times or lines curved plural times in a plan view.
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公开(公告)号：US20230268350A1
公开(公告)日：2023-08-24
申请号：US18080891
申请日：2022-12-14
Applicant: Samsung Display Co., LTD.
Inventor： Dong Hee SHIN , No Kyung PARK , Min Kyu WOO
CPC classification number: H01L27/124 , H01L25/167 , H01L33/62
Abstract: A display device includes a data line disposed on a substrate and extending in a first direction, a first gate line disposed on the data line and extending in a second direction intersecting the first direction, a voltage line extending in the second direction, the voltage line and the first gate line disposed on a same layer, first and second metal patterns extending in the first direction, the first metal patterns, the second metal patterns, and the data line disposed on a same layer, and third and fourth metal patterns extending in the first direction, the third and the fourth metal patterns disposed on at least one of the first and the second metal patterns. The first metal patterns and the third metal patterns are electrically connected to the first gate line, and the second metal patterns and the fourth metal patterns are electrically connected to the voltage line.
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公开(公告)号：US20230178691A1
公开(公告)日：2023-06-08
申请号：US17973856
申请日：2022-10-26
Applicant: Samsung Display Co., LTD.
Inventor： Dong Hee SHIN , No Kyung PARK , Sun Kwun SON
CPC classification number: H01L33/483 , H01L25/167 , H01L33/38 , H01L2933/0016 , H01L2933/0033
Abstract: A display device includes a pixel including an emission area and a non-emission area, a bank disposed in the non-emission area, an insulating layer disposed on the bank, light emitting elements disposed in the emission area, and connection electrodes electrically connected to the light emitting elements. The insulating layer overlaps a first area of the bank, and includes an opening exposing a second area of the bank in a plan view. The connection electrodes overlap the first area of the bank in a plan view.
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公开(公告)号：US20220181382A1
公开(公告)日：2022-06-09
申请号：US17387373
申请日：2021-07-28
Applicant: Samsung Display Co., LTD.
Inventor： Do Yeong PARK , Kyung Bae KIM , No Kyung PARK
Abstract: A pixel includes a first pattern and a second pattern spaced apart from each other in a light emitting area; a light emitting element between the first pattern and the second pattern; a first electrode electrically connected to a first end portion of the light emitting element; a second electrode electrically connected to a second end portion of the light emitting element; and a bank in a non-light emitting area. The first electrode and the second electrode extend from the light emitting area through the non-light emitting area to a separating area. The second pattern extends from the light emitting area through the non-light emitting area to the separating area, and overlaps an edge of the bank, and is disposed in an area between the first electrode and the second electrode at a boundary of the non-light emitting area and the separating area.
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公开(公告)号：US20220149255A1
公开(公告)日：2022-05-12
申请号：US17357128
申请日：2021-06-24
Applicant: Samsung Display Co., LTD.
Inventor： Hyun Wook LEE , No Kyung PARK , Ki Nyeng KANG , Sung Won JO
Abstract: A display device includes a base layer, a first pixel electrode disposed in a first direction on the base layer and to which a first driving voltage is applied, a second pixel electrode disposed in the first direction on the base layer and to which a second driving voltage is applied, a first light-emitting element and a second light-emitting element electrically connected to the first pixel electrode and the second pixel electrode, a connection electrode electrically connecting the first pixel electrode and the first light-emitting element, and electrically connecting the second light-emitting element and the second pixel electrode, and a bank overlapping at least a portion of the first pixel electrode and at least a portion of the second pixel electrode and surrounding a light-emitting area in which the first light-emitting element and the second light-emitting element are disposed. A portion of the connection electrode overlaps the bank.
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