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公开(公告)号：US20240179950A1
公开(公告)日：2024-05-30
申请号：US17793765
申请日：2021-08-11
Inventor： Zongshun YANG , Hongtao YU , Kuanta HUANG , Yongfa DONG , Shipeng LI
IPC: H10K59/122 , H10K59/131 , H10K59/35
CPC classification number: H10K59/122 , H10K59/131 , H10K59/353
Abstract: A display substrate and an electronic apparatus are provided. The display substrate includes a base substrate, and a dielectric layer, a first and a second electrode layer and a pixel defining layer thereon. The first electrode layer includes a first electrode and a second electrode spaced with a gap. The dielectric layer includes a first groove exposed by the gap; the second electrode layer includes a concave structure corresponding to the first groove; the pixel defining layer covers the first groove to form a second groove; the display substrate has a cross section, and the concave structure includes a first and a second concave point within the cross section; within the cross section, a distance between a first side surface of the second groove and a first electrode edge of the first electrode is greater than a distance between the first concave point and the first side surface.
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公开(公告)号：US20210408482A1
公开(公告)日：2021-12-30
申请号：US16959400
申请日：2019-08-27
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Qing WANG , Kuanta HUANG , Xiaochuan CHEN , Yongfa DONG , Xiong YUAN , Dongsheng LI , Hui TONG
Abstract: A light-emitting device, a method of manufacturing the same and an electronic apparatus. The light-emitting device includes a silicon-based base substrate; at least one organic light-emitting diode device at the silicon-based base substrate; a first encapsulation layer, at a side of the at least one organic light-emitting diode device away from the silicon-based base substrate and including one or more sublayers; a color filter layer, at a side of the first encapsulation layer away from the at least one organic light-emitting diode device; and a second encapsulation layer, at a side of the color filter layer away from the first encapsulation layer and including one or more sublayers. A refractive index of at least one sublayer in the first encapsulation layer is greater than a refractive index of at least one sublayer in the second encapsulation layer.
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公开(公告)号：US20240407201A1
公开(公告)日：2024-12-05
申请号：US18801873
申请日：2024-08-13
Applicant: BOE Technology Group Co., Ltd.
Inventor： Qing WANG , Kuanta HUANG , Xiaochuan CHEN , Yongfa DONG , Xiong YUAN , Hui TONG , Yu WANG
IPC: H10K59/122 , H10K59/12 , H10K59/35 , H10K71/00 , H10K102/00
Abstract: A display substrate, comprising: a first electrode layer, which is located on one side of a drive backplane and which comprises a plurality of first electrodes that are distributed in an array; a leakage cutoff layer, which is located on the side of the first electrode layer facing away from the drive backplane and is located between two adjacent first electrodes, the surface of the leakage cutoff layer on the side facing away from the drive backplane having a cutoff recess and cutoff protrusions located on both sides of the cutoff recess; a light-emitting functional layer, which is located on the side of the leakage cutoff layer and the first electrode layer facing away from the drive backplane; and a second electrode layer, which is located on the side of the light-emitting functional layer facing away from the drive backplane.
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公开(公告)号：US20220384551A1
公开(公告)日：2022-12-01
申请号：US16970190
申请日：2019-08-23
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Dongsheng LI , Kuanta HUANG , Shengji YANG , Pengcheng LU , Yunlong LI , Qing WANG , Yongfa DONG , Xiaobin SHEN , Hui TONG , Xiong YUAN , Yu WANG , Xiaochuan CHEN
Abstract: A light-emitting diode display panel, a manufacturing method thereof, and an organic light-emitting diode display device are provided. The light-emitting diode display panel includes: a base substrate including a display region and a peripheral region surrounding the display region; a plurality of sub-pixels located in the display region and located at a side of the base substrate; a color-resistance layer located at a side of a second electrode in the sub-pixel away from the base substrate; and a light-blocking structure located in the peripheral region and being an annular structure surrounding the plurality of sub-pixels. The light-blocking structure includes a first light-blocking structure and a second light-blocking structure. The first light-blocking structure includes at least one interval extending in a direction from the display region pointing to the peripheral region. The second light-blocking structure at least fully fills the interval.
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公开(公告)号：US20220140287A1
公开(公告)日：2022-05-05
申请号：US17257860
申请日：2020-03-27
Applicant: BOE Technology Group Co., Ltd.
Inventor： Yongfa DONG , Kuanta HUANG , Shipeng LI , Qing WANG , Xiong YUAN , Xiaobin SHEN , Hui TONG , Yu WANG
Abstract: Provided are a display substrate and a manufacturing method thereof, and a display apparatus. The display substrate includes: a display area and a peripheral area surrounding the display area. The display substrate includes: a base substrate, and a light emitting structure layer, a color filter layer, a first flat layer and an optical layer disposed on the base substrate; the color filter layer is located on one side of the light emitting structure layer away from the base substrate, the first flat layer is located on one side of the color filter layer away from the base substrate, and the optical layer is located on one side of the first flat layer away from the base substrate and is configured to collect light emitted from the color filter layer.
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Patent Agency Ranking
公开(公告)号：US20220367581A1
公开(公告)日：2022-11-17
申请号：US17765451
申请日：2021-05-14
Applicant: BOE Technology Group Co., Ltd.
Inventor： Qing WANG , Kuanta HUANG , Xiaochuan CHEN , Yongfa DONG , Xiong YUAN , Hui TONG , Yu WANG
Abstract: A display substrate, comprising: a first electrode layer, which is located on one side of a drive backplane and which comprises a plurality of first electrodes that are distributed in an array; a leakage cutoff layer, which is located on the side of the first electrode layer facing away from the drive backplane and is located between two adjacent first electrodes, the surface of the leakage cutoff layer on the side facing away from the drive backplane having a cutoff recess and cutoff protrusions located on both sides of the cutoff recess; a light-emitting functional layer, which is located on the side of the leakage cutoff layer and the first electrode layer facing away from the drive backplane; and a second electrode layer, which is located on the side of the light-emitting functional layer facing away from the drive backplane.
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公开(公告)号：US20220344419A1
公开(公告)日：2022-10-27
申请号：US17432416
申请日：2021-02-02
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yu WANG , Kuanta HUANG , Qing WANG , Yongfa DONG , Chao YANG , Shipeng LI , Hui TONG , Shangquan SHI , Xiong YUAN , Dongsheng LI , Xiaobin SHEN
Abstract: A display panel includes a drive backplane, a first electrode layer, a light-emitting function layer, and a second electrode. The first electrode layer is provided on a surface of the drive backplane and includes a plurality of first electrodes. The first electrode includes a flat middle part and an edge part surrounding the middle part. The edge part includes a horizontal part surrounding the middle part and a climbing part connecting the middle part and the horizontal part. The light-emitting function layer covers the middle part. The second electrode covers the light-emitting function layer and includes a separating part and a plurality of flat parts separated by the separating part. Orthographic projections are located within the first electrodes. The separating part includes a protruding area and first recessed areas connecting the protruding area and the flat parts. Orthographic projections of the first recessed areas are outside the middle parts.
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公开(公告)号：US20220131109A1
公开(公告)日：2022-04-28
申请号：US16772937
申请日：2019-08-23
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Hui TONG , Yongfa DONG , Qing WANG , Kuanta HUANG
Abstract: Disclosed are a display panel, a manufacturing method thereof, and a display device. The display panel includes a base substrate and sub-pixels thereon. At least one sub-pixel includes: a light emitting element including a first electrode, a luminous functional layer and a second electrode sequentially stacked, the first electrode being closer to the base substrate than the second electrode; a metal reflective layer, between the base substrate and the first electrode; a silicon nitride layer, between the first electrode and the metal reflective layer, and including a first via hole through which the first electrode is connected with the metal reflective layer; a driving circuit including a driving transistor and a storage capacitor between the base substrate and the metal reflective layer, the driving transistor including a gate electrode connected with the storage capacitor, and source and drain electrodes, one of which is connected with the metal reflective layer.
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公开(公告)号：US20240357874A1
公开(公告)日：2024-10-24
申请号：US18762750
申请日：2024-07-03
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yu WANG , Kuanta HUANG , Qing WANG , Yongfa DONG , Chao YANG , Shipeng LI , Hui TONG , Shangquan SHI , Xiong YUAN , Dongsheng LI , Xiaobin SHEN
IPC: H10K59/122 , H10K59/12 , H10K59/131 , H10K71/00
CPC classification number: H10K59/122 , H10K59/131 , H10K71/00 , H10K59/1201
Abstract: A display panel includes a drive backplane; a first electrode layer, including a plurality of first electrodes distributed in an array; a leakage cut-off layer, provided on the same surface of the drive backplane as the first electrode layer; a light-emitting function layer, at least partially covering a top of the leakage cut-off layer and a partial area of the first electrode; and a second electrode, covering the light-emitting function layer; where the second electrode includes a plurality of flat parts and a separating part located between the plurality of flat parts; the separating part includes a protruding area and a first recessed area, the first recessed area is located between the protruding area and the flat part, and a bottom of the first recessed area is located on a side of the leakage cut-off layer away from the drive backplane.
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公开(公告)号：US20220367838A1
公开(公告)日：2022-11-17
申请号：US17763871
申请日：2021-05-13
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Can WANG , Qiuyu LING , Renquan GU , Jingkai NI , Yongfa DONG
Abstract: Embodiments of the present disclosure provide a display panel, a manufacturing method thereof, and a display device. The display panel includes a substrate, and a plurality of pixel units on the substrate. The pixel units are arranged in an array, and two adjacent columns of pixel units are spaced apart from each other to form an interval area. Each pixel unit includes a pixel defining layer and sub-pixels, and the sub-pixels are in pixel areas defined by the pixel defining layer. Cathodes of all sub-pixels in one column of pixel units are connected as one single piece.
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