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公开(公告)号：US20250081741A1
公开(公告)日：2025-03-06
申请号：US18579872
申请日：2022-07-29
Inventor： Wenbin JIA , Yonghao GONG , Feifei ZHU
IPC: H10K59/122 , H10K59/80
Abstract: A display panel and a display device are provided. The display panel includes a base substrate and a pixel definition layer, the pixel definition layer includes multiple first retaining walls and multiple second retaining walls, and a height of the first retaining walls is less than a height of the second retaining walls. A first retaining wall includes multiple sub-retaining walls, a sub-retaining wall is located between two adjacent second retaining walls, multiple first structures are provided on a surface of at least one of the sub-retaining walls, a first structure includes a first sub-structure and a second sub-structure, the first sub-structure and the second sub-structure are alternately provided, and a height of the first sub-structure is less than or equal to the height of the first retaining wall.
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公开(公告)号：US20240373726A1
公开(公告)日：2024-11-07
申请号：US18265963
申请日：2022-07-29
Inventor： Wenbin JIA , Xiang WAN , Feifei ZHU
IPC: H10K59/80
Abstract: Provided are a display panel and a display device. The display panel includes a substrate; sub-pixels on a side of the substrate, where the sub-pixels include light-emitting layers respectively, and each of at least one light-emitting layer includes an internal region and an edge region surrounding the internal region; and a first structure layer, on a light-emitting side of the light-emitting layers, and including lens sets each including microlenses, where the lens sets correspond to the sub-pixels one by one. The lens set includes a first region corresponding to the internal region and a second region corresponding to the edge region, and a density of microlenses in the second region is smaller than a density of mircolenses in the first region. According to the present disclosure, a display effect is improved.
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公开(公告)号：US20240215403A1
公开(公告)日：2024-06-27
申请号：US17915742
申请日：2021-10-27
Inventor： Wenbin JIA , Feifei ZHU , Xiang WAN
CPC classification number: H10K59/876 , H10K59/35 , H10K59/873
Abstract: Provided are a top emitting display panel and a display device, the top emitting display panel includes a substrate, a light-emitting structure and a cover layer, wherein the light-emitting structure comprises a first light-emitting structure, a second light-emitting structure and a third light-emitting structure, and corresponding light-emitting wavelengths are a first wavelength, a second wavelength and a third wavelength respectively; the cover layer is located on a side of the light-emitting structure away from the substrate, and includes at least two of a first region located on the first light-emitting structure, a second region located on the second light-emitting structure, and a third region located on the third light-emitting structure, the first region has a thickness such that twice of the length of an equivalent optical path in the first region along a thickness direction is an integer multiple of the first wavelength; the second region has a thickness such that twice of the length of an equivalent optical path in the second region along the thickness direction is an integer multiple of the second wavelength; and the third region has a thickness such that twice of the length of an equivalent optical path in the third region along the thickness direction is an integer multiple of the third wavelength. According to embodiments of the present disclosure, light extraction efficiencies corresponding to the first wavelength, the second wavelength, and the third wavelength can be simultaneously increased, and the display panel have a reduced power consumption and an improved lifetime.
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Patent Agency Ranking
公开(公告)号：US20230363228A1
公开(公告)日：2023-11-09
申请号：US17802153
申请日：2021-11-16
Inventor： Wenbin JIA , Wenfeng SONG , Feifei ZHU
IPC: H10K59/35 , H10K59/131
CPC classification number: H10K59/353 , H10K59/131
Abstract: A display substrate and a display device, the display substrate comprising a transparent display area and a non-display area disposed on the periphery of the transparent display area; the transparent display area comprises a base substrate and a plurality of display units which are arranged in an array on the base substrate; the display units each comprise a display area and a first transparent area; the display areas each comprise a plurality of sub-pixels, and each sub-pixel comprises a pixel driving circuit and a light-emitting element; the pixel driving circuits are configured to drive the light-emitting elements to emit light; and the display area is at least partially surrounded by the first transparent area. The display device comprises the display substrate.
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公开(公告)号：US20220149130A1
公开(公告)日：2022-05-12
申请号：US17520477
申请日：2021-11-05
Inventor： Wenming REN , Feifei ZHU , Wenbin JIA
Abstract: Provided is a display substrate. The display substrate includes a base substrate, a patterned film disposed on a side of the base substrate, and a planarization film disposed on a side, distal from the base substrate, of the patterned film, wherein a surface, distal from the base substrate, of the patterned film has a depressed portion and a non-depressed portion. A thickness of the depressed portion is less than a thickness of the non-depressed portion, and lyophilicity of the depressed portion lyophilicity is higher than the lyophilicity of the non-depressed portion.
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公开(公告)号：US20210028403A1
公开(公告)日：2021-01-28
申请号：US16476465
申请日：2018-11-06
Inventor： Wenbin JIA , Feifei ZHU , Li SUN , Xiang WAN , Zhijie YE , Xinxin WANG
Abstract: This disclosure relates to the field of display technologies, and discloses an array substrate, a method for fabricating the same, and a display device. The array substrate includes: an underlying substrate; a pixel defining layer located on one side of the underlying substrate, and including a plurality of blocking walls arranged at intervals; and electroluminescent function layers each located between two adjacent blocking walls of the plurality of blocking walls. First metallic nanoparticle layers are arranged on side walls of the plurality of blocking walls proximate to the electroluminescent function layers, and are configured to reflect light exiting the electroluminescent function layers. Thus the light extraction efficiency of OLED elements can be improved.
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公开(公告)号：US20190157587A1
公开(公告)日：2019-05-23
申请号：US15991107
申请日：2018-05-29
Inventor： Wenbin JIA , Feifei ZHU
IPC: H01L51/00 , G02F1/1333 , H01L51/56 , H01L51/52
CPC classification number: H01L51/0097 , G02F1/133305 , H01L27/3241 , H01L51/003 , H01L51/5237 , H01L51/5253 , H01L51/56
Abstract: The present disclosure provides a flexible display substrate, a manufacturing method thereof, and a display panel, belonging to the field of display technology. The manufacturing method includes: forming a release layer structure containing a plurality of charged microspheres on a carrier substrate; forming a flexible substrate and a display device on the release layer structure; and peeling off the carrier substrate and the flexible substrate, to obtain a flexible display substrate.
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公开(公告)号：US20190103452A1
公开(公告)日：2019-04-04
申请号：US16148799
申请日：2018-10-01
Inventor： Wenbin JIA , Huifeng WANG , Chinlung LIAO , Feifei ZHU , Xiang WAN
IPC: H01L27/32
Abstract: A method of fabricating a substrate includes forming a planarization layer, and forming the planarization layer includes: forming a first planarization sub-layer on a base substrate on which a patterned film layer has been formed. A surface of the first planarization sub-layer facing away from the base substrate has a plurality of depressed portions. Forming the planarization layer further includes: forming a second planarization sub-layer at multiple depressed portions of the plurality of the depressed portions to obtain the planarization layer including the first planarization sub-layer and the second planarization sub-layer. A flatness of a surface of the planarization layer is higher than a flatness of the surface of the first planarization sub-layer.
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