Electronic device with back-to-back displays

    公开(公告)号:US11435583B1

    公开(公告)日:2022-09-06

    申请号:US16221330

    申请日:2018-12-14

    Applicant: Apple Inc.

    Abstract: An electronic device may have back-to-back displays. A user-facing display may have microlenses, tunable lens structures, holograms, lasers, and other structures for displaying images in multiple eye boxes while the electronic device is being worn on the head of a user. In some configurations, a switchable diffuser may be incorporated into the user-facing display. In one mode, the switchable diffuser allows microlenses of the pixels of the user-facing display to provide images to eye boxes in which images from the display are viewable. In another mode, the switchable diffuser diffuses light from the pixels so that the user-facing display may be used while the device is being held in the hand of the user.

    Force Sensor with Strain Relief
    16.
    发明申请

    公开(公告)号:US20170268942A1

    公开(公告)日:2017-09-21

    申请号:US15612922

    申请日:2017-06-02

    Applicant: Apple Inc.

    CPC classification number: G01L1/18 G06F2203/04105

    Abstract: A transparent force sensor for detecting an applied force on a surface of a device. The transparent force sensor includes a transparent force-sensitive film having an array of strain-relief features oriented along a first direction. The transparent force-sensitive film is formed from a transparent piezoelectric material that exhibits a substantially reduced net charge when strained along a primary direction. The force sensor also includes a display element disposed on one side of the transparent force-sensitive film.

    Multi-Layer Transparent Force Sensor
    18.
    发明申请
    Multi-Layer Transparent Force Sensor 审中-公开
    多层透明力传感器

    公开(公告)号:US20160062517A1

    公开(公告)日:2016-03-03

    申请号:US14842402

    申请日:2015-09-01

    Applicant: Apple Inc.

    CPC classification number: G06F3/0414 G06F2203/04103

    Abstract: An optically transparent force sensor element includes multi-layer electrodes of two materials having different gauge factors to increase sensitivity of measured force magnitude. A passivation layer is positioned between the electrode layers in each element. One gauge factor may be positive while the other gauge factor may be negative.

    Abstract translation: 光学透明的力传感器元件包括具有不同规格因素的两种材料的多层电极,以增加测量的力量级的灵敏度。 钝化层位于每个元件中的电极层之间。 一个规格因子可能是正的,而另一个规格因子可能是负的。

    Fluid-Filled Tunable Lens
    19.
    发明申请

    公开(公告)号:US20250028093A1

    公开(公告)日:2025-01-23

    申请号:US18740934

    申请日:2024-06-12

    Applicant: Apple Inc.

    Abstract: An electronic device may include a lens module with a tunable lens. The tunable lens may include multiple adjustable fluid-filled bladders distributed around the periphery of the tunable lens. Fluid may be selectively added to and removed from each adjustable fluid-filled bladder to control a displacement of a lens element at a given position along the periphery. The fluid may be added to and removed from the adjustable fluid-filled bladders by fluid-controlling components. The fluid-controlling components may be positioned locally within a ring-shaped chassis portion and adjacent to a respective bladder or may be consolidated in an additional chassis portion and connected to the bladders using fluid channels through the ring-shaped chassis portion. The fluid-controlling components may include stepper motors with two subassemblies that each have a ring-shaped magnet between two coils.

    User Interfaces for Adjusting a Tunable Lens
    20.
    发明公开

    公开(公告)号:US20240302657A1

    公开(公告)日:2024-09-12

    申请号:US18427527

    申请日:2024-01-30

    Applicant: Apple Inc.

    CPC classification number: G02B27/0172 G02B3/14 G02B27/0093 G06F3/013

    Abstract: An electronic device may include a display and a lens module through which the display is viewable. The lens module may include a tunable lens with an adjustable spherical power, cylindrical axis, and/or cylindrical power. To tune the tunable lens to compensate for a viewer's eyesight, the display may present at least one target. The optical power of the tunable lens may be set based on the point of gaze relative to the at least one target. Multiple targets with associated optical powers may be presented and the optical power of the tunable lens may be set depending on which target is aligned with the point of gaze. The display may present an image through a masking layer with a ring of pinhole pairs. The electronic device may include an input device that receives user input regarding a perceived image associated with the display and the masking layer.

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