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公开(公告)号：US20220077201A1
公开(公告)日：2022-03-10
申请号：US17369398
申请日：2021-07-07
Applicant: Samsung Display Co., LTD.
Inventor： Jeong Hyun LEE , Jeong Nyun KIM , Jong Chan LEE , Sung Geun BAE
Abstract: A method of manufacturing a display device includes forming an uncut electrode on a substrate, at least a portion of the uncut electrode being formed in a non-emission area; disposing a first insulating layer to overlap the uncut electrode; removing at least a portion of the first insulating layer in the non-emission area; cutting the at least a portion of the uncut electrode in the non-emission area; disposing light emitting elements including a first light emitting element in an emission area and a second light emitting element in the non-emission area; and disposing a second insulating layer to overlap the emission area and the non-emission area. The second light emitting element is disposed in the non-emission area where the uncut electrode is not disposed. Also provided is a display device manufactured by the method.
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公开(公告)号：US20230317887A1
公开(公告)日：2023-10-05
申请号：US17973756
申请日：2022-10-26
Applicant: Samsung Display Co., LTD.
Inventor： Jin Woo LEE , Jeong Nyun KIM , Zu Seok OH , Jeong Hyun LEE
CPC classification number: H01L33/44 , H01L25/167 , H01L33/007 , H01L33/32
Abstract: Embodiments provide a display device and a method for manufacturing the same. The display device includes a first electrode and a second electrode disposed on a substrate, spaced apart from each other, and extending in a direction, light-emitting elements disposed on the first electrode and the second electrode, an organic ligand having a polarity that is bonded to a portion of each of the light-emitting elements, a first connection electrode electrically connected to an end of each of the plurality of light-emitting elements, and a second connection electrode electrically connected to another end of each of the plurality of light-emitting elements. The end of each of the plurality of light-emitting elements electrically contacts the first electrode, and the another end of each of the plurality of light-emitting elements electrically contacts the second electrode.
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公开(公告)号：US20230163247A1
公开(公告)日：2023-05-25
申请号：US17879566
申请日：2022-08-02
Applicant: Samsung Display Co., LTD.
Inventor： Hyun KIM , Jeong Nyun KIM , Jeong Su PARK , Zu Seok OH , Jong Chan LEE
CPC classification number: H01L33/46 , H01L27/156 , H01L33/24 , H01L33/38
Abstract: A display device includes a first electrode on a substrate and a second electrode spaced from the first electrode, a first insulating layer on the first electrode and the second electrode, a plurality of light emitting elements on the first insulating layer and on the first electrode and the second electrode, a first connection electrode on the first electrode and contacting a first end of each of the plurality of light emitting elements, and a second connection electrode on the second electrode and contacting a second end of each of the plurality of light emitting elements, wherein each of the plurality of light emitting elements includes a first semiconductor layer doped with an n-type dopant, a second semiconductor layer doped with a p-type dopant, a light emitting layer between the first semiconductor layer and the second semiconductor layer, and an insulating film surrounding at least the light emitting layer.
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Patent Agency Ranking
公开(公告)号：US20220367433A1
公开(公告)日：2022-11-17
申请号：US17697208
申请日：2022-03-17
Applicant: Samsung Display Co., LTD.
Inventor： Jeong Nyun KIM , Sung Geun BAE , Jeong Hyun LEE
Abstract: A display device may include pixels, each of the pixels including first and second lower electrodes disposed on a substrate; first and second upper electrodes respectively disposed on the first and second lower electrodes; a first insulating layer including a first contact hole exposing a portion of the first lower electrode, and a second contact hole exposing a portion of the second lower electrode; a first pixel electrode disposed on the first insulating layer, and contacting the first lower electrode through the first contact hole; a second pixel electrode disposed on the first insulating layer, and contacting the second lower electrode through the second contact hole; and a light emitting element disposed between the first and second upper electrodes. The first and second pixel electrodes may be respectively and electrically connected with the first and second upper electrodes.
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公开(公告)号：US20220302354A1
公开(公告)日：2022-09-22
申请号：US17454431
申请日：2021-11-10
Applicant: Samsung Display Co., Ltd.
Inventor： Dong Lim KIM , Cheol Ku KANG , Jeong Nyun KIM , Jung Gun NAM
IPC: H01L33/38 , H01L25/075 , H01L33/62
Abstract: A display device includes a first electrode, a second electrode, and a third electrode extending in one direction on a substrate and being spaced from one another, a first light-emitting element between the first electrode and the second electrode, and a second light-emitting element between the second electrode and the third electrode, a first connection electrode on the first electrode and in contact with a first end of the first light-emitting element, a second connection electrode on one side of the second electrode and in contact with a first end of the second light-emitting element, a third connection electrode on an opposite side of the second electrode and in contact with a second end of the first light-emitting element, and a fourth connection electrode on the third electrode and in contact with a second end of the second light-emitting element.
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公开(公告)号：US20230200176A1
公开(公告)日：2023-06-22
申请号：US17954681
申请日：2022-09-28
Applicant: Samsung Display Co., LTD.
Inventor： Jin Woo LEE , Jeong Nyun KIM , Sung Geun BAE , Byeong Jae AHN , Jeong Hyun LEE
CPC classification number: H01L27/322 , H01L33/58 , H01L33/505 , H01L51/56 , H01L51/5268 , H01L25/167
Abstract: A display device includes including emission areas, a non-emission area. Light emitting elements are disposed on a substrate in the emission areas. A bank is disposed on the substrate in the non-emission area of the substrate and includes openings corresponding to the emission areas. Color conversion patterns are disposed in the openings of the bank and converts a wavelength band of light incident from the light emitting elements to emit light. Organic patterns are disposed on the color conversion patterns and are separated from each other. Color filters are disposed on the organic patterns. The color filters are sequentially stacked in a space between the organic patterns in the non-emission area.
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公开(公告)号：US20220077121A1
公开(公告)日：2022-03-10
申请号：US17313490
申请日：2021-05-06
Applicant: Samsung Display Co., LTD.
Inventor： Sung Geun BAE , Jeong Nyun KIM , Zu Seok OH , Jeong Hyun LEE , Jong Chan LEE , Da Sol JEONG
IPC: H01L25/075 , H01L27/12 , H01L33/50 , H01L33/58 , H01L33/60
Abstract: A display device includes a base layer including a display area, a first pixel, a second pixel, and a third pixel disposed in the display area and including light-emitting elements disposed in light-emitting areas, a first light conversion layer, a second light conversion layer, and a third light conversion layer on the light-emitting areas of the first pixel, the second pixel, and the third pixel, respectively, a light blocking layer between the first, second and third light conversion layers, and having a height lower than the first, second, and third light conversion layers, the light blocking layer surrounding a portion of side surfaces of the first, second and third light conversion layers, and a first reflective layer disposed on the light blocking layer and surrounding the first, second and third light conversion layers.
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公开(公告)号：US20210408104A1
公开(公告)日：2021-12-30
申请号：US17179906
申请日：2021-02-19
Applicant: Samsung Display Co., LTD.
Inventor： Jong Chan LEE , Jeong Nyun KIM , Jung Gun NAM , Sung Geun BAE , Sung Jin LEE , Tae Hee LEE
Abstract: A display device includes a first pixel including a first light emitting area in which first light emitting elements are arranged, a second pixel including a second light emitting area in which second light emitting elements are arranged, a light blocking pattern disposed on the first and second pixels to overlap a peripheral area of the first and second light emitting areas and including a first opening corresponding to the first light emitting area and a second opening corresponding to the second light emitting area, and a color filter including a first color filter pattern disposed in the first opening and a second color filter pattern disposed in the second opening. The second pixel includes a greater number of second light emitting elements than a number of the first light emitting elements. The second opening has an area smaller than an area of the first opening.
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