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公开(公告)号：US20230317734A1
公开(公告)日：2023-10-05
申请号：US18093493
申请日：2023-01-05
Applicant: Samsung Display Co., LTD.
Inventor： Yong Hee LEE , Jin Seon KWAK , Kyung Bae KIM , Ji Hye LEE
CPC classification number: H01L27/124 , H01L25/167
Abstract: A display device comprising a display area in which pixels are disposed, each of the pixels comprising a first electrode and a second electrode; and light emitting elements, a first dummy pixel area disposed outside the display area and in which dummy pixels are disposed, each of the dummy pixels comprising the first electrode, the second electrode and the light emitting elements, and a second dummy pixel area surrounding the display area and the first dummy pixel area and in which dummy electrode lines and dummy electrode patterns are disposed, wherein the dummy electrode lines are spaced apart from each other and are electrically connected to the second electrodes of the dummy pixels, and the dummy electrode patterns are disposed between the dummy electrode lines and are spaced apart from the first electrodes of the dummy pixels.
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公开(公告)号：US20230091726A1
公开(公告)日：2023-03-23
申请号：US17945373
申请日：2022-09-15
Applicant: Samsung Display Co., LTD.
Inventor： Do Yeong PARK , In Woo KIM , Chong Chul CHAI , Chang Woo KWON , Kyung Bae KIM , Dae Cheol KIM , Jong Hwan PARK , Yong Tae CHO , Kook Hyun CHOI
Abstract: A display device includes a substrate including a display area and a non-display area; pixels disposed in the display area and including respective light emitting units; a first conductive pattern disposed between the pixels; and a power source line disposed in the non-display area and electrically connected to the first conductive pattern. Each of the light emitting units includes a light emitting element, a first pixel electrode disposed on a first end of the light emitting element, and a second pixel electrode disposed on a second end of the light emitting element. The first conductive pattern and the second pixel electrode are disposed on a same layer.
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公开(公告)号：US20230060203A1
公开(公告)日：2023-03-02
申请号：US17874064
申请日：2022-07-26
Applicant: Samsung Display Co., LTD.
Inventor： Dong Woo KIM , Min Kyu WOO , Kyung Bae KIM
Abstract: A display device includes: a power source line; a plurality of gate lines each extending in a first direction and arranged along a second direction in a plan view; a plurality of pixels connected to the power source line and the gate lines; and a plurality of vertical lines each extending in the second direction and arranged along the first direction in the plan view, wherein the vertical lines include a plurality of gate connection lines and a plurality of dummy lines between the gate connection lines, wherein the gate connection lines connect the gate lines to a gate driver, wherein the dummy lines are connected to the power source line, and wherein a distance between the dummy lines spaced apart from each other with at least one of the gate connection lines interposed therebetween is constant throughout.
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公开(公告)号：US20230006115A1
公开(公告)日：2023-01-05
申请号：US17683889
申请日：2022-03-01
Applicant: Samsung Display Co., LTD.
Inventor： Ki Hyun PYO , Jin Seon KWAK , Kyung Bae KIM , Yeon Kyung KIM , Ji Hye LEE
Abstract: A display device according to some embodiments includes a substrate, a first power line extending in a first direction on the substrate, and configured to transmit a first alignment signal or a first driving voltage, a second power line extending in the first direction on the substrate, and configured to transmit a second alignment signal or a second driving voltage, a first electrode extending in a second direction that is substantially perpendicular to the first direction, configured to receive the first alignment signal or the first driving voltage, and electrically connected to the first power line, a second electrode spaced apart from the first electrode, extending in the second direction, configured to receive the second alignment signal or the second driving voltage, and electrically connected to the second power line, and a light emitting element between the first electrode and the second electrode.
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公开(公告)号：US20220216264A1
公开(公告)日：2022-07-07
申请号：US17567769
申请日：2022-01-03
Applicant: Samsung Display Co., LTD.
Inventor： Do Yeong PARK , Kyung Bae KIM , Sung Chul HONG
Abstract: A display device includes an emission area and a sub-area spaced from the emission area in a first direction, a plurality of electrodes in the emission area and extending in the first direction, the plurality of electrodes being spaced from each other along a second direction crossing the first direction, a first insulating layer on the plurality of electrodes, and a plurality of light emitting elements on the first insulating layer, both ends of the plurality of light emitting elements being on the plurality of electrodes that are spaced from each other along the second direction, wherein the plurality of electrodes include a first electrode including a first portion and a second portion, the second portion of the first electrode having a width measured in the second direction that is smaller than a width of the first portion measured in the second direction.
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Patent Agency Ranking
公开(公告)号：US20220199677A1
公开(公告)日：2022-06-23
申请号：US17407390
申请日：2021-08-20
Applicant: Samsung Display Co., LTD.
Inventor： Do Yeong PARK , Chong Chul CHAI , Kyung Bae KIM
Abstract: A display device includes a substrate including a display area and a non-display area; pixels disposed in the display area; first scan lines that transmit signals to the pixels, extend in a first direction, and are disposed in a second direction different from the first direction; second scan lines that extend in the second direction and are disposed in the first direction; and a pad part electrically connected to the second scan lines and disposed in the non-display area. Each of the first scan lines is electrically connected to at least one of the second scan lines through a corresponding one of contactors. Each of the pixels is a first pixel, a second pixel, or a third pixel based on whether or not including a contactor.
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公开(公告)号：US20220059628A1
公开(公告)日：2022-02-24
申请号：US17395004
申请日：2021-08-05
Applicant: Samsung Display Co., LTD.
Inventor： Do Yeong PARK , Kyung Bae KIM , Mee Hye JUNG , Chong Chul CHAI
IPC: H01L27/32
Abstract: A display device includes subpixels each comprising an emission area, electrodes which are disposed in the emission area, extend in a first direction, and are spaced apart in a second direction intersecting the first direction, a first insulating layer disposed on the electrodes, a first bank, and light emitting elements. The first bank includes a first bank part disposed on the first insulating layer and surrounding the emission area, and a second bank part connected to the first bank part and disposed in the emission area. The light emitting elements are disposed on the electrodes spaced apart in the second direction. A height of the second bank part of the first bank is lower than a height of the first bank part of the first bank.
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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：US20210343761A1
公开(公告)日：2021-11-04
申请号：US17379917
申请日：2021-07-19
Applicant: Samsung Display Co., Ltd.
Inventor： Hyun Joon KIM , Kyung Bae KIM , Kyung Hoon CHUNG , Mee Hye JUNG
IPC: H01L27/12 , H01L33/38 , H01L25/075 , H01L25/16
Abstract: A method of manufacturing a display device, the method including providing a substrate, forming a first electrode, a second electrode spaced from the first electrode and in a same plane as the first electrode, a first alignment line connected to the first electrode, and a second alignment line connected to the second electrode on the substrate, self-aligning the plurality of light emitting elements by providing a solution containing a plurality of light emitting elements on the substrate, removing the first alignment line and the second alignment line from the substrate on which the plurality of light emitting elements are self-aligned, forming a first contact electrode electrically connecting one end of each light emitting element to the first electrode, and forming a second contact electrode electrically connecting an other end of each light emitting element to the second electrode.
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公开(公告)号：US20250081773A1
公开(公告)日：2025-03-06
申请号：US18672852
申请日：2024-05-23
Applicant: Samsung Display Co., LTD.
Inventor： Yong Hee LEE , Kyung Bae KIM , Kyeong Min PARK
IPC: H10K59/131 , G02B27/01 , H10K59/122 , H10K59/35
Abstract: A display device includes: a substrate including a non-display area and a display area; sub-pixels in the display area; and metal lines traversing the non-display area and the display area in a first direction. Each of the metal lines extends in the first direction to not overlap with emission areas of the sub-pixels, and includes metal patterns protruding in a direction crossing the first direction between the emission areas.
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