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公开(公告)号：US12150329B2
公开(公告)日：2024-11-19
申请号：US17944705
申请日：2022-09-14
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Ziyu Zhang , Chunyan Xie , Song Zhang
IPC: H01L51/52 , H01L27/32 , H01L29/45 , H01L51/56 , H10K50/81 , H10K50/82 , H10K50/84 , H10K50/844 , H10K59/121 , H10K59/124 , H10K71/00 , H10K50/842 , H10K59/00 , H10K59/12 , H10K59/122 , H10K59/123
Abstract: The present disclosure relates to a display panel, a display device, and a method for manufacturing a display panel. The display panel includes a display area, an aperture area, and an inner non-display area between the display area and the aperture area. The display area is arranged with an electroluminescent device. The electroluminescent device includes a common layer extending to the inner non-display area. The inner non-display area is arranged with a partition bar at least partially surrounding the aperture area. The common layer located in the inner non-display area is partitioned by the partition bar.
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公开(公告)号：US11882754B2
公开(公告)日：2024-01-23
申请号：US17690235
申请日：2022-03-09
Applicant: BOE Technology Group Co., Ltd.
Inventor： Youwei Wang , Song Zhang , Peng Cai , Chunyan Xie , Huan Liu
CPC classification number: H10K59/88 , H10K59/1201
Abstract: The present disclosure relates to a display panel. The display panel may include a substrate. The substrate may include a display area, a dummy area inside the display area, and a boundary area between the dummy area and the display area on the substrate. The display substrate may further include an isolation protrusion on the substrate at the boundary area. The isolation protrusion may be configured to isolate a functional layer in the display area from the functional layer in the dummy area, and at least a side surface of the isolation protrusion facing the dummy area may be covered by an isolation inorganic layer.
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公开(公告)号：US11610947B2
公开(公告)日：2023-03-21
申请号：US16766797
申请日：2019-12-26
Applicant: BOE Technology Group Co., Ltd.
Inventor： Chunyan Xie , Song Zhang , Pinfan Wang , Tao Wang , Penghao Gu
Abstract: The present disclosure provides an organic light-emitting display panel, a method for preparing the same and a display device. The method includes: providing a substrate, where the substrate includes a non-display area and a display area surrounding the non-display area; forming a barrier layer and a pixel circuit on the substrate, where an orthographic projection of the pixel circuit on the substrate and an orthographic projection of the non-display area on the substrate do not overlap; patterning the barrier layer in the non-display area to form at least one via hole penetrating the barrier layer; patterning the substrate by using the barrier layer as a mask in the non-display area to form a groove; forming a light emitting layer on the pixel circuit; and forming a thin film encapsulation layer covering the light emitting layer and the side wall of the draw-in structure on the light emitting layer.
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公开(公告)号：US20230020238A1
公开(公告)日：2023-01-19
申请号：US17944705
申请日：2022-09-14
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Ziyu Zhang , Chunyan Xie , Song Zhang
Abstract: The present disclosure relates to a display panel, a display device, and a method for manufacturing a display panel. The display panel includes a display area, an aperture area, and an inner non-display area between the display area and the aperture area. The display area is arranged with an electroluminescent device. The electroluminescent device includes a common layer extending to the inner non-display area. The inner non-display area is arranged with a partition bar at least partially surrounding the aperture area. The common layer located in the inner non-display area is partitioned by the partition bar.
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公开(公告)号：US11387309B2
公开(公告)日：2022-07-12
申请号：US16960096
申请日：2020-02-14
Applicant: BOE Technology Group Co., Ltd.
Inventor： Chunyan Xie , Song Zhang , Ziyu Zhang , Chengjie Qin , Pinfan Wang , Penghao Gu
Abstract: Provided are a display substrate and a preparation method thereof, and a display apparatus. The display substrate includes a base substrate, a plurality of pixel island regions distributed in an array and spaced apart from each other, a plurality of aperture regions, and connection bridge regions located between pixel island regions and aperture regions, which are disposed on the base substrate, wherein the connection bridge region is provided with an isolation structure layer for cutting off an organic emitting layer and a cathode in the connection bridge region.
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Patent Agency Ranking
公开(公告)号：US11314279B2
公开(公告)日：2022-04-26
申请号：US16935750
申请日：2020-07-22
Applicant: BOE Technology Group Co., Ltd.
Inventor： Rui Hong , Song Zhang , Chengjie Qin , Tao Wang , Lingzhi Qian
Abstract: A display panel is provided which comprises a substrate, a backboard, and an electroluminescent device layer, which are stacked in sequence, the electroluminescent device layer having a hole at a display region of the display panel, a laser protection layer is provided on a periphery of the hole of the electroluminescent device layer.
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公开(公告)号：US11309362B2
公开(公告)日：2022-04-19
申请号：US16346229
申请日：2018-10-19
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Youwei Wang , Song Zhang , Peng Cai , Chunyan Xie , Huan Liu
Abstract: The present disclosure relates to a display panel. The display panel may include a substrate. The substrate may include a display area, a dummy area inside the display area, and a boundary area between the dummy area and the display area on the substrate. The display substrate may further include an isolation protrusion on the substrate at the boundary area. The isolation protrusion may be configured to isolate a functional layer in the display area from the functional layer in the dummy area, and at least a side surface of the isolation protrusion facing the dummy area may be covered by an isolation inorganic layer.
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公开(公告)号：US11302894B2
公开(公告)日：2022-04-12
申请号：US16770056
申请日：2019-12-26
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Youwei Wang , Song Zhang , Peng Cai
Abstract: A method for manufacturing a display substrate includes: providing a base substrate; forming at least one isolation structure around an opening area on the base substrate, wherein the isolation structure includes a first side wall including a first side and a second side, the second side is closer to the base substrate than the first side, the first side is further away from the opening area than the second side; and forming a first filling structure on a side of the first side wall away from the opening area, wherein the first filling structure includes a second side wall conforming to a shape of the first side wall and a third side wall including a third side and a fourth side, the fourth side is closer to the base substrate than the third side, the third side is closer to the opening area than the fourth side.
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公开(公告)号：US11251392B2
公开(公告)日：2022-02-15
申请号：US16588932
申请日：2019-09-30
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Penghao Gu , Chunyan Xie , Song Zhang , Weifeng Zhou , Lingzhi Qian
Abstract: A display substrate and a preparation method thereof, a display device and a preparation method thereof and a display apparatus are proposed in the disclosure. The preparation method of the display substrate includes: providing a flexible base, an upper surface thereof having a display area and a circuit connection area, and a portion of the flexible base including a bending portion and a connection portion; disposing a groove on the lower surface, and an orthographic projection of the groove on the upper surface corresponding to a position of an orthographic projection of the bending portion on the upper surface; disposing a back plate, an OLED light emitting device and a package structure in a sequence on the display area, and disposing a circuit connection layer on the circuit connection area. Bending the bending portion downward to extend, the connection portion is located on a side of the lower surface.
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公开(公告)号：US11239445B2
公开(公告)日：2022-02-01
申请号：US16639112
申请日：2019-03-11
Applicant: BOE Technology Group Co., Ltd.
Inventor： Song Zhang , Ling Shi
Abstract: A display substrate having a display area and a peripheral area. The display panel includes a base substrate; a first power pad on the base substrate, the first power pad including a first portion in the peripheral area and along a power line interface side of the display substrate; a planarization layer on a side of the first power pad away from the base substrate; a pixel definition layer on a side of the planarization layer away from the base substrate, defining a plurality of subpixel apertures; and an encapsulating layer on a side of the pixel definition layer away from the base substrate. The display substrate includes a first groove extending through one or a combination of the planarization layer and the pixel definition layer, exposing a surface of the first portion of the first power pad in the peripheral area.
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