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公开(公告)号：US20240088165A1
公开(公告)日：2024-03-14
申请号：US18464302
申请日：2023-09-11
Applicant: Samsung Display Co., LTD.
Inventor： Dong Hee SHIN , Sun Kwun SON , No Kyung PARK
CPC classification number: H01L27/124 , H01L25/167 , H01L33/62
Abstract: A display device includes first and second pixels including first to third sub-pixels. Each of the first to third sub-pixels includes a first area disposed at a side of a pixel circuit, a second area disposed on another side of the pixel circuit, light emitting elements electrically connected to the pixel circuit, and an electrode electrically connecting the light emitting elements and the pixel circuit. The electrode of the first sub-pixel of the first pixel includes a first extension electrically connected to the pixel circuit in the first area and overlapping the second area in plan view, and the electrode of the first sub-pixel of the second pixel includes a second extension electrically connected to the pixel circuit in the second area and overlapping the first area in plan view.
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公开(公告)号：US20220254816A1
公开(公告)日：2022-08-11
申请号：US17555120
申请日：2021-12-17
Applicant: Samsung Display Co., LTD.
Inventor： Do Yeong PARK , No Kyung PARK , Chong Chul CHAI
Abstract: A display device includes a substrate including a display area and a non-display area adjacent to the display area, a plurality of pixels being located in the display area, a driver located in the non-display area, a data line electrically connected to the driver to transmit a data signal to each of the plurality of pixels, a first driving voltage line and a second driving voltage line in the non-display area, and an antistatic portion in the non-display area and connected between the data line and the first driving voltage line. The display area further includes at least one first area electrically connected to one side of the driver and at least one second area electrically connected to another side of the driver. In addition, the non-display area includes a first non-display area corresponding to the first area and a second non-display area corresponding to the second area.
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公开(公告)号：US20210335883A1
公开(公告)日：2021-10-28
申请号：US17196869
申请日：2021-03-09
Applicant: Samsung Display Co., Ltd.
Inventor： Do Yeong PARK , Kyung Bae KIM , No Kyung PARK
Abstract: A display device includes subpixels comprising a plurality of first type subpixels and a plurality of second type subpixels, a plurality of electrodes, each comprising an electrode stem portion and at least one electrode protrusion portion, a plurality of light emitting elements having a shape of extending in one direction and disposed on the electrode stem portion of the one electrode and the electrode protrusion portion of the other electrode, and a plurality of first contact electrodes contacting a first end of the light emitting elements and a plurality of second contact electrodes contacting a second end of the light emitting elements, wherein the light emitting elements comprise first type light emitting elements and second type light emitting elements , and the first ends of the first type light emitting elements and the second type light emitting elements face in opposite directions.
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公开(公告)号：US20240078968A1
公开(公告)日：2024-03-07
申请号：US18328055
申请日：2023-06-02
Applicant: Samsung Display Co., LTD.
Inventor： Dong Hee SHIN , No Kyung PARK , Sun Kwun SON
CPC classification number: G09G3/32 , H01L25/0753 , H01L25/167 , H01L27/124 , H01L33/38 , H01L33/62 , G09G2300/0842 , G09G2310/0267 , H01L2933/0016 , H01L2933/0066
Abstract: A display device includes pixels disposed on a base layer, each of the pixels including electrodes and a light emitting element disposed on the electrodes, and scan lines that supply a scan signal to the pixels. The pixels include a first pixel and a second pixel disposed adjacent to the first pixel. The scan lines include a first pixel scan line that supplies a first scan signal to the first pixel, and a second pixel scan line that supplies a second scan signal to the second pixel. The electrodes include a first electrode and a second electrode, which are spaced from each other. The second pixel scan line is electrically connected to a second electrode of the first pixel.
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公开(公告)号：US20230420628A1
公开(公告)日：2023-12-28
申请号：US18212652
申请日：2023-06-21
Applicant: Samsung Display Co., LTD.
Inventor： No Kyung PARK , Kyung Bae KIM , Sun Kwun SON , Dong Hee SHIN
CPC classification number: H01L33/62 , H01L25/167 , H01L33/483 , H01L2933/0066
Abstract: A display device includes: first to fourth alignment electrodes sequentially arranged while being spaced from each other in a first direction in a first emission area; a bank on the first to fourth alignment electrodes, the bank including first and second horizontal extension parts extending in the first direction and first to third vertical extension parts extending in a second direction crossing the first direction, the bank partitioning the first emission area and a second emission area; first light emitting elements overlapping with the first alignment electrode and the second alignment electrode on the first alignment electrode and the second alignment electrode; second light emitting elements overlapping with the second alignment electrode and the third alignment electrode on the second alignment electrode and the third alignment electrode; and third light emitting elements overlapping with the third and fourth alignment electrodes on the third and fourth alignment electrodes.
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Patent Agency Ranking
公开(公告)号：US20230246139A1
公开(公告)日：2023-08-03
申请号：US18096958
申请日：2023-01-13
Applicant: Samsung Display Co., LTD.
Inventor： Dong Hee SHIN , No Kyung PARK , Sun Kwun SON , Na Hyeon CHA
IPC: H01L33/38 , H01L33/42 , H01L33/62 , H01L33/00 , H01L25/075
CPC classification number: H01L33/387 , H01L25/0753 , H01L33/005 , H01L33/42 , H01L33/62 , H01L2933/0016
Abstract: A display device includes first and second electrodes, a first insulating layer on the first and second electrodes, light emitting elements on the first and second electrodes, a bank layer on the first insulating layer and including an opening, a contact electrode layer on the light emitting elements and the bank layer and including a first contact electrode and a second contact electrode spaced apart from each other on the light emitting elements, an intermediate layer on the contact electrode layer and including a first pattern portion on the first contact electrode and a second pattern portion spaced apart from the first pattern portion and on the second contact electrode, and a connection electrode layer on the intermediate layer and including a first connection electrode on the first pattern portion and a second connection electrode spaced apart from the first connection electrode and on the second pattern portion.
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公开(公告)号：US20220262877A1
公开(公告)日：2022-08-18
申请号：US17500462
申请日：2021-10-13
Applicant: Samsung Display Co., LTD.
Inventor： No Kyung PARK , Hyun KIM , Do Yeong PARK , Jeong Su PARK , Myeong Hun SONG , Jeong Kook WANG , Jong Chan LEE
IPC: H01L27/32
Abstract: A display device includes a first electrode and a second electrode extending in a first direction and spaced apart from each other in a second direction, a first insulating layer disposed on the first electrode and the second electrode, a bank layer disposed on the first insulating layer and comprising an outer bank part extending in the first direction and the second direction and inner bank parts extending in the first direction in an area surrounded by the outer bank part, a second insulating layer disposed on the inner bank parts and the first insulating layer, and light emitting elements disposed on the second insulating layer between the inner bank parts, wherein each of the inner bank parts is connected to a part of the outer bank part extending in the second direction.
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公开(公告)号：US20210376045A1
公开(公告)日：2021-12-02
申请号：US17243544
申请日：2021-04-28
Applicant: Samsung Display Co., Ltd.
Inventor： Ji Hye LEE , Kyung Bae KIM , No Kyung PARK
IPC: H01L27/32
Abstract: A display device comprises a pixel which comprises emission areas, a first voltage wiring and a second voltage wiring, which are outside the emission areas of the pixel and extend in a first direction and a second direction crossing the first direction, first electrodes and second electrodes which are respectively in the emission areas and extend in one direction, light emitting elements which are on the first and second electrodes, first contact electrodes which contact the first electrodes and the light emitting elements, and second contact electrodes which contact the second electrodes and the light emitting elements, and a first electrode line which overlaps the first voltage wiring and is outside the emission areas and a second electrode line which overlaps the second voltage wiring and is outside the emission areas, wherein each of the first electrodes and the first electrode line is electrically connected to the first voltage wiring, and each of the second electrodes and the second electrode line is electrically connected to the second voltage wiring.
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公开(公告)号：US20240097089A1
公开(公告)日：2024-03-21
申请号：US18465272
申请日：2023-09-12
Applicant: Samsung Display Co., LTD.
Inventor： Dong Hee SHIN , Sun Kwun SON , No Kyung PARK
IPC: H01L33/62 , H01L25/075 , H01L25/16 , H01L27/12 , H01L33/38
CPC classification number: H01L33/62 , H01L25/0753 , H01L25/167 , H01L27/124 , H01L33/382
Abstract: A display device may include pixels disposed on a substrate. Each of the pixels may include a first conductive layer including first, second, and third conductive patterns, first and second insulating layers that are stacked on each other on the first conductive layer, a second conductive layer including a first power line, a second power line, and a connection pattern, third and fourth insulating layers that are stacked on each other on the second conductive layer, a third conductive layer including first alignment electrodes and second alignment electrodes, and a light emitting element disposed on the first and second alignment electrodes. At least one of the first alignment electrodes may be electrically connected to at least one of the first, second, and third conductive patterns.
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公开(公告)号：US20240055562A1
公开(公告)日：2024-02-15
申请号：US18310602
申请日：2023-05-02
Applicant: Samsung Display Co., LTD.
Inventor： Dong Hee SHIN , Sun Kwun SON , No Kyung PARK
IPC: H01L33/38 , H01L25/075 , H01L25/16 , H01L33/62 , H01L27/12
CPC classification number: H01L33/382 , H01L25/0753 , H01L25/167 , H01L33/62 , H01L27/124 , H01L27/1255
Abstract: A display device includes a pixel circuit of a first pixel formed of: a first meta layer, an active layer on the first metal layer, and a second metal layer on the active layer, a first electrode formed of: a third metal layer on the second metal layer and overlapping the pixel circuit of the first pixel, a pixel circuit of a second pixel formed of: the first metal layer, the active layer, and the second metal layer and spaced apart from the pixel circuit of the first pixel in a first direction, a second electrode formed of the third metal layer and overlapping the pixel circuit of the second pixel, an alignment line formed of the third metal layer and extending in the first direction, and light emitting elements aligned between the alignment line and the first electrode and between the alignment line and the second electrode.
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