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公开(公告)号:US11688724B2
公开(公告)日:2023-06-27
申请号:US16765530
申请日:2019-05-31
Applicant: BOE Technology Group Co., Ltd.
Inventor: Zhiwei Liang , Wenqian Luo , Yingwei Liu , Ke Wang , Qi Yao , Huijuan Wang , Haixu Li , Zhanfeng Cao , Guangcai Yuan , Xue Dong , Guoqiang Wang , Zhijun Lv
CPC classification number: H01L25/167 , H01L24/13 , H01L27/124 , H01L2224/13016 , H01L2224/1319 , H01L2224/13083 , H01L2224/13124 , H01L2224/13147
Abstract: Provided is a display backplate including an array substrate and a plurality of pairs of connection structures on the array substrate, wherein the array substrate includes a plurality of thin-film transistors and a common electrode signal line, wherein at least one of the plurality of thin-film transistors is connected to one of a pair of connection structures and the common electrode signal line is connected to the other of the pair of connection structures; and an area of a first section of the connection structure is negatively correlated with a distance between the first section and a surface of the array substrate, and the first section is parallel to the surface of the array substrate.
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公开(公告)号:US11569406B2
公开(公告)日:2023-01-31
申请号:US16763178
申请日:2019-12-19
Applicant: BOE Technology Group Co., Ltd.
Inventor: Guoqiang Wang , Jiushi Wang , Qingzhao Liu
IPC: H01L31/105 , H01L31/115 , H01L31/18
Abstract: A PIN device includes: a first doped layer, a second doped layer, and an intrinsic layer between the first doped layer and the second doped layer, where the second doped layer includes a body portion and an electric field isolating portion at least partially enclosing the body portion; and the electric field isolating portion is doped differently from the body portion.
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公开(公告)号:US11538871B2
公开(公告)日:2022-12-27
申请号:US16763786
申请日:2019-10-31
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor: Qingzhao Liu , Guoqiang Wang
Abstract: The present disclosure is related to an array substrate. The array substrate may include a base substrate; a plurality or light-emitting devices on the base substrate; a photosensitive device between the light-emitting devices and the base substrate; and a refractive layer between the photosensitive device and the light-emitting devices. The refractive layer may be at a distance from the photosensitive device, and the refractive layer may cover at least a gap region between the adjacent light-emitting devices. A refractive index of the refractive layer may be larger than a refractive index of a film layer in the gap region between the refractive layer and the photosensitive device, and an orthographic protection of the photosensitive device on the base substrate may at least partially overlap an orthographic projection of the light-emitting devices on base substrate.
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公开(公告)号:US11520094B2
公开(公告)日:2022-12-06
申请号:US16640195
申请日:2019-05-09
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor: Shuilang Dong , Da Lu , Qingzhao Liu , Guoqiang Wang , Zhanfeng Cao , Jiushi Wang
Abstract: The present disclosure provides a polarizing device and a method for preparing the same, a display substrate, and a display device. The polarizing device includes: a base substrate, a metal wire grid, and an anti-reflection layer, in which the metal wire grid is arranged on the base substrate, the anti-reflection layer is arranged on the surface of the metal wire grid away from the base substrate, and the anti-reflection layer is a carbon film layer.
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公开(公告)号:US20210407976A1
公开(公告)日:2021-12-30
申请号:US16765530
申请日:2019-05-31
Applicant: BOE Technology Group Co., Ltd.
Inventor: Zhiwei Liang , Wenqian Luo , Yingwei Liu , Ke Wang , Qi Yao , Huijuan Wang , Haixu Li , Zhanfeng Cao , Guangcai Yuan , Xue Dong , Guoqiang Wang , Zhijun Lv
Abstract: Provided is a display backplate includes including an array substrate and a plurality of pairs of connection structures on the array substrate, wherein the array substrate includes a plurality of thin-film transistors and a common electrode signal line, wherein at least one of the plurality of thin-film transistors is connected to one of a pair of connection structures and the common electrode signal line is connected to the other of the pair of connection structures; and an area of a first section of the connection structure is negatively correlated with a distance between the first section and a surface of the array substrate, and the first section is parallel to the surface of the array substrate.
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公开(公告)号:US20210233972A1
公开(公告)日:2021-07-29
申请号:US16763786
申请日:2019-10-31
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor: Qingzhao Liu , Guoqiang Wang
Abstract: The present disclosure is related to an array substrate. The array substrate may include a base substrate, a plurality or light-emitting de ices on the base substrate; a photosensitive device between the light-emitting devices and the base substrate; and a refractive layer between the photosensitive device and the light-emitting devices. The refractive layer may be at a distance from the photosensitive device, and the refractive layer may cover at least a gap region between the adjacent light-emitting devices. A refractive index of the refractive layer may be larger than a refractive index of a film layer in the gap region between the refractive layer and the photosensitive device, and an orthographic protection of the photosensitive device on the base substrate may at least partially overlap an orthographic projection of the light-emitting devices on base substrate.
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公开(公告)号:US20210135154A1
公开(公告)日:2021-05-06
申请号:US16639494
申请日:2019-04-10
Applicant: BOE Technology Group Co., Ltd.
Inventor: Wenqi Liu , Zhongyuan Sun , Guangcai Yuan , Jinxiang Xue , Guoqiang Wang , Chao Dong
Abstract: A stretchable display panel having a plurality of encapsulated islands and a plurality of bridges connecting the plurality of encapsulated islands is provided. The stretchable display panel includes a stretchable base substrate; a flexible base wall on the stretchable base substrate, the flexible base wall substantially enclosing a substantially enclosed space; an adhesive layer on the stretchable base substrate and substantially enclosed in the substantially enclosed space; and a plurality of light emitting elements on a side of the adhesive layer away from the stretchable base substrate. A respective one of the plurality of encapsulated islands includes at least one of the plurality of light emitting elements encapsulated therein on the stretchable base substrate.
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公开(公告)号:US12062744B2
公开(公告)日:2024-08-13
申请号:US16975771
申请日:2019-10-12
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor: Muxin Di , Ke Wang , Guoqiang Wang , Zhiwei Liang , Renquan Gu , Yingwei Liu , Qi Yao , Zhanfeng Cao
CPC classification number: H01L33/62 , H01L33/005 , H01L33/387 , H01L2933/0016 , H01L2933/0066
Abstract: The present disclosure relates to a display substrate, a display device, and a method for manufacturing a display substrate. The display substrate includes a base substrate having a first side and a second side opposite to the first side, a via provided in the base substrate, a thin film transistor provided on the first side of the base substrate, a first conductive structure provided on the first side of the base substrate, wherein a first sub-portion of the first conductive structure is located in the via, and wherein a material of the first conductive structure is the same as a material of a source/drain electrode of the thin film transistor.
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公开(公告)号:US11871606B2
公开(公告)日:2024-01-09
申请号:US17279872
申请日:2020-07-22
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor: Jinxiang Xue , Guoqiang Wang , Zhongyuan Sun , Wenqi Liu , Jingkai Ni , Kai Sui , Xiaofen Wang , Xiang Zhou , Chao Dong , Guangcai Yuan
IPC: H10K50/84 , H10K50/844 , H10K59/121 , H10K59/131
CPC classification number: H10K50/844 , H10K59/121 , H10K59/131
Abstract: A display substrate has at least one display region and at least one non-display region, and a non-display region is located at at least one side of a display region. The display substrate includes a base, a plurality of light-emitting devices, and an encapsulation layer. The plurality of light-emitting devices are located in the at least one display region and disposed on a side of the base. The encapsulation layer is disposed on a side of the plurality of light-emitting devices facing away from the base, and configured to encapsulate the plurality of light-emitting devices. A surface, proximate to the base, of a portion of the encapsulation layer located in the non-display region is unevenly arranged.
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公开(公告)号:US11869897B2
公开(公告)日:2024-01-09
申请号:US17057546
申请日:2020-03-24
Applicant: BOE Technology Group Co., Ltd.
Inventor: Ke Wang , Muxin Di , Zhiwei Liang , Guoqiang Wang , Renquan Gu , Xiaoxin Song , Xiaoyan Zhu , Yingwei Liu , Zhanfeng Cao
IPC: H01L27/12
CPC classification number: H01L27/124 , H01L27/127 , H01L27/1251
Abstract: An array substrate including a display area having a plurality of subpixels is provided. The plurality of subpixels includes a plurality of first subpixels in a display-bonding sub-area and a plurality of second subpixels in a regular display sub-area. The array substrate includes a plurality of thin film transistors on a first side of the base substrate and respectively in the plurality of subpixels. A respective one of the plurality of first subpixels includes a bonding pad on a second side of a base substrate; a lead line electrically connecting a respective one of a plurality of thin film transistors to the bonding pad; and a via extending through the base substrate. The lead line is unexposed in the array substrate. The lead line extends from the first side to the second side of the base substrate through the via, to connect to the bonding pad.
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