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公开(公告)号：US20200168677A1
公开(公告)日：2020-05-28
申请号：US16611410
申请日：2019-04-02
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Hao GAO , Yansong LI
Abstract: The present disclosure provides an OLED light emitting device including a plurality of pixel defining structures disposed on a substrate, the plurality of pixel defining structures include a substrate layer and a plurality of particles randomly distributed in the substrate layer, the particles are capable of scattering light incident thereon, and the substrate layer of the pixel defining structures has a non-uniform density.
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