Electronic Devices Having Moisture-Insensitive Optical Touch Sensors

    公开(公告)号:US20220276738A1

    公开(公告)日:2022-09-01

    申请号:US17738912

    申请日:2022-05-06

    Applicant: Apple Inc.

    Abstract: An electronic device may have a touch sensitive display that is insensitive to the presence of moisture. An array of pixels in the display may be used to display images. A display cover layer may overlap the array of pixels. A light source may illuminate an external object such as a finger of a user when the object contacts a surface of the display cover layer. This creates scattered light that may be detected by an array of light sensors. The light source may supply light to an edge of the display cover layer at an angle that ensures total internal reflection within the display cover layer is sustained across the display cover layer even when the display cover layer is immersed in water or otherwise exposed to moisture.

    ELECTRONIC DEVICE INCLUDING A CAMERA DISPOSED BEHIND A DISPLAY

    公开(公告)号:US20220179452A1

    公开(公告)日:2022-06-09

    申请号:US17682173

    申请日:2022-02-28

    Applicant: Apple Inc.

    Abstract: In one implementation, an apparatus includes a display having a front surface and a back surface. The display includes a plurality of pixel regions that emit light from the front surface to display a displayed image and a plurality of apertures that transmit light from the front surface to the back surface. The apparatus includes a camera disposed on a side of the back surface of the display. The camera is configured to capture a captured image. The apparatus includes a processor coupled to the display and the camera. The processor is configured to receive the captured image and apply a first digital filter to a first portion of the captured image and a second digital filter, different than the first digital filter, to a second portion of the captured image to reduce image distortion caused by the display.

    Electronic devices having moisture-insensitive optical touch sensors

    公开(公告)号:US11353994B1

    公开(公告)日:2022-06-07

    申请号:US17188946

    申请日:2021-03-01

    Applicant: Apple Inc.

    Abstract: An electronic device may have a touch sensitive display that is insensitive to the presence of moisture. An array of pixels in the display may be used to display images. A display cover layer may overlap the array of pixels. A light source may illuminate an external object such as a finger of a user when the object contacts a surface of the display cover layer. This creates scattered light that may be detected by an array of light sensors. The light source may supply light to an edge of the display cover layer at an angle that ensures total internal reflection within the display cover layer is sustained across the display cover layer even when the display cover layer is immersed in water or otherwise exposed to moisture.

    Wearable electronic device having a light field camera

    公开(公告)号:US11036844B2

    公开(公告)日:2021-06-15

    申请号:US17024574

    申请日:2020-09-17

    Applicant: Apple Inc.

    Abstract: A method of authenticating a user of a wearable electronic device includes emitting light into a dorsal side of a forearm near a wrist of the user; receiving, using a light field camera, remissions of the light from the dorsal side of the forearm near the wrist of the user; generating a light field image from the remissions of the light; performing a synthetic focusing operation on the light field image to construct at least one image of at least one layer of the forearm near the wrist; extracting a set of features from the at least one image; determining whether the set of features matches a reference set of features; and authenticating the user based on the matching. In some embodiments, the method may further include compensating for a tilt of the light field camera prior to or while performing the synthetic focusing operation.

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