Invention Grant
- Patent Title: Symmetrically foldable display stack for electronic device
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Application No.: US17600016Application Date: 2019-03-29
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Publication No.: US11793016B2Publication Date: 2023-10-17
- Inventor: Jari Romo , Saku Helle
- Applicant: Huawei Technologies Co., Ltd.
- Applicant Address: CN Shenzhen
- Assignee: Huawei Technologies Co., Ltd.
- Current Assignee: Huawei Technologies Co., Ltd.
- Current Assignee Address: CN Shenzhen
- Agency: Leydig, Voit & Mayer, Ltd.
- International Application: PCT/EP2019/058105 2019.03.29
- International Announcement: WO2020/200409A 2020.10.08
- Date entered country: 2021-09-29
- Main IPC: G06F3/041
- IPC: G06F3/041 ; H10K50/84 ; H04M1/02 ; H10K50/86 ; H10K59/12 ; H10K102/00

Abstract:
A foldable display stack for an electronic device comprising a covering structure comprising a first cover layer and a polarizing layer, a second cover layer, and a displaying structure arranged between the covering structure and the second cover layer. A first adhesive layer attaches the covering structure to the displaying structure. A second adhesive layer attaches the displaying structure to the second cover layer. The displaying structure comprises a plurality of layers and the neutral plane of the foldable display stack. The first cover layer is arranged at a first distance from the neutral plane, in a first direction perpendicular to the neutral plane. The second cover layer is arranged at a second distance from the neutral plane, in a second direction opposite to the first direction. The first distance and the second distance are equal.
Public/Granted literature
- US20220181579A1 SYMMETRICALLY FOLDABLE DISPLAY STACK FOR ELECTRONIC DEVICE Public/Granted day:2022-06-09
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