发明授权
- 专利标题: Display substrate, display apparatus, and method of fabricating display substrate
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申请号: US16494678申请日: 2018-11-02
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公开(公告)号: US11362303B2公开(公告)日: 2022-06-14
- 发明人: Shilong Wang , Zhiliang Jiang
- 申请人: Chengdu BOE Optoelectronics Technology Co., Ltd. , BOE Technology Group Co., Ltd.
- 申请人地址: CN Sichuan; CN Beijing
- 专利权人: Chengdu BOE Optoelectronics Technology Co., Ltd.,BOE Technology Group Co., Ltd.
- 当前专利权人: Chengdu BOE Optoelectronics Technology Co., Ltd.,BOE Technology Group Co., Ltd.
- 当前专利权人地址: CN Sichuan; CN Beijing
- 代理机构: Intellectual Valley Law, P.C.
- 国际申请: PCT/CN2018/113653 WO 20181102
- 国际公布: WO2020/087496 WO 20200507
- 主分类号: H01L51/52
- IPC分类号: H01L51/52 ; H01L27/32 ; H01L51/56
摘要:
A display substrate has a display area and a peripheral area. The display substrate includes a base substrate; a first insulating layer on the base substrate and in at least the peripheral area; a plurality of light emitting elements on the base substrate and in the display area; and an encapsulating layer on a side of the plurality of light emitting elements distal to the base substrate to encapsulate the plurality of light emitting elements. The encapsulating layer includes a first inorganic encapsulating sublayer extending from the display area into the peripheral area. The display substrate has a groove extending into the first insulating layer in the peripheral area, forming a first perimeter substantially surrounding the display area. The first inorganic encapsulating sublayer extends into at least a portion of the groove.
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