Reducing boot time and power consumption in wearable display systems

    公开(公告)号:US10948717B1

    公开(公告)日:2021-03-16

    申请号:US16288041

    申请日:2019-02-27

    Applicant: Snap Inc.

    Abstract: One aspect disclosed is a method including determining a location from a positioning system receiver, determining, using a hardware processor and the location, that the location is approaching a path of direction of visual direction information, displaying the visual direction information on a display of a wearable device in response to the determining, determining, using the positioning system receiver, whether the turn of the visual direction information has been made, determining, by the hardware processor, a first period of time for display of the content data based on whether the turn of the visual direction information has been made, powering on the display and displaying, using the display, content data for the first period of time, turning off the display and the hardware processor following display of the content data.

    Eyewear with integrated heads-up display

    公开(公告)号:US10095034B1

    公开(公告)日:2018-10-09

    申请号:US14806840

    申请日:2015-07-23

    Applicant: Snap Inc.

    Abstract: Systems and methods for eyewear devices with integrated heads-up displays are provided. In one embodiment, an eyewear device provides an integrated heads-up display in a display area that is elongate and extends laterally across a user's field of view. A display mechanism forming part of the eyewear device can be configured to display visual information in the form of text messages, with no more than a single laterally extending line of text characters being displayable at any particular time. The display mechanism can comprise a partially reflective element carried by an eyeglass lens to reflect towards the user computer-generated imagery projected on to it, the display mechanism further including a cooperating projector assembly housed by a frame of the eyewear device in an overhead configuration relative to the partially reflective element.

    Eyewear with integrated heads-up display

    公开(公告)号:US12007568B2

    公开(公告)日:2024-06-11

    申请号:US17929373

    申请日:2022-09-02

    Applicant: Snap Inc.

    CPC classification number: G02B27/0172 G02B2027/0178

    Abstract: Systems and methods for eyewear devices with integrated heads-up displays are provided. In one embodiment, an eyewear device provides an integrated heads-up display having a partially reflective element carried by an eyeglass lens to reflect towards the user computer-generated imagery projected on to it, while permitting the passage of light through the reflective surface in the direction of view of the user. The display mechanism further includes a cooperating projector assembly housed by a frame of the eyewear device in an overhead configuration relative to the partially reflective element. The projector assembly is housed by a top bar of the eyewear frame, with the reflective surface being housed wholly within the lens.

    Systems and methods for DSP fast boot

    公开(公告)号:US11606494B2

    公开(公告)日:2023-03-14

    申请号:US17451435

    申请日:2021-10-19

    Applicant: Snap Inc.

    Abstract: System, methods, devices, and instructions are described for fast boot of a processor as part of camera operation. In some embodiments, in response to a camera input, a digital signal processor (DSP) of a device is booted using a first set of instructions. Capture of image sensor data is initiated using the first set of instructions at the DSP. The DSP then receives a second set of instructions and the DSP is programmed using the second set of instructions after at least a first frame of the image sensor data is stored in a memory of the device. The first frame of the image sensor data is processed using the DSP as programmed by the second set of instructions. In some embodiments, the first set of instructions includes only instructions for setting camera sensor values, and the second set of instructions includes instructions for processing raw sensor data into formatted image files.

    Photo capture indication in eyewear devices

    公开(公告)号:US11470244B1

    公开(公告)日:2022-10-11

    申请号:US15665009

    申请日:2017-07-31

    Applicant: Snap Inc.

    Abstract: An eyewear device automatically provides an indication of photo capture by, substantially simultaneously with the capturing of a photo by a camera incorporated in the eyewear device, momentarily changing an optical characteristic of a pair of lenses forming part of the eyewear device. The photo capture indication can be by momentarily decreasing transparency of the pair of lenses such as more or less to mimic the visual effect observed in the viewfinder of an SLR camera during image capture.

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