Fluidic oscillator device
    3.
    发明授权

    公开(公告)号:US10563776B1

    公开(公告)日:2020-02-18

    申请号:US15830729

    申请日:2017-12-04

    Abstract: The disclosure describes a fluidic oscillator. The fluidic oscillator is configured to oscillate between a closed state and an open state. The fluidic oscillator comprises an oscillator conduit forming an oscillator chamber comprising an inlet and an outlet wherein the inlet and the outlet are configured to enable fluid flow through the oscillator chamber. An inner chamber of the oscillator chamber further includes a flexible element wherein a rate of fluid flow through the oscillator chamber results in a deformation in the flexible element. In other elements, the fluid oscillator further comprises two fluidic gates comprising a deformable chamber wherein changes in a control pressure of a control fluid in the deformable chamber results in a deformation in a volume of the oscillation chamber.

    Deformable signaling pathways
    5.
    发明授权

    公开(公告)号:US11231266B1

    公开(公告)日:2022-01-25

    申请号:US16710607

    申请日:2019-12-11

    Abstract: A wearable device comprises one or more deformable signaling pathways wherein each deformable signaling pathway is configured to enable an electrical connection between two devices electrically connected to each other via the deformable signaling pathway. Deformable signaling pathways enable the conduction of electrical signals between various circuit elements similar to one or more circuit elements such as electronic traces or wires. A deformable signaling pathway includes one or more conductive elements surrounded by a conductive gel. Both the conductive gel and the one or more conductive elements are encased in an elastomeric shell. The elastomeric shell is attached to terminals (e.g., one on either end). The one or more connectors are attached to one another such that the one or more connectors span the length of the elastomeric shell and form a low resistance contact between the terminals of the deformable signaling pathway.

    COMPOSITE BIOELECTRODES
    7.
    发明申请

    公开(公告)号:US20210378571A1

    公开(公告)日:2021-12-09

    申请号:US17330375

    申请日:2021-05-25

    Abstract: A computing device may include (1) biosignal-acquiring circuitry that captures a biosignal from a user's body and (2) one or more composite bioelectrodes electrically coupled to the biosignal-acquiring circuitry. The one or more composite bioelectrodes may include (1) a circuitry-interfacing side with a mechanical or electrical property having a first predetermined configuration and (2) a user-interfacing side with the mechanical or electrical property having a second predetermined configuration. Various other composite bioelectrodes, systems, and methods are also disclosed.

    Wearable device with fiducial markers in virtual reality

    公开(公告)号:US11068057B1

    公开(公告)日:2021-07-20

    申请号:US16890648

    申请日:2020-06-02

    Abstract: A virtual reality system enables a user to interact with virtual objects. The system includes a fiducial ring, an imaging device and a console. The fiducial ring includes a ring body that includes a plurality of fiducial markers that each correspond to a different location on the ring body. An imaging device is configured to capture one or more images of the fiducial ring. The console receives the images that include an image of one or more fiducial markers. Based on the received images of the fiducial markers, the console determines a location on the fiducial ring that corresponds to the imaged fiducial marker. The console determines a position of the fiducial ring based on the determined location of the fiducial marker on the fiducial ring. The console provides content to a head mounted display (HMD) based on the determined position of the fiducial ring.

    Kinematic model for hand position

    公开(公告)号:US10831272B1

    公开(公告)日:2020-11-10

    申请号:US16784039

    申请日:2020-02-06

    Abstract: A wearable device to be worn on a body part includes deformation sensors and a controller. The controller instructs the deformation sensors to measure deformation forces. The controller determines a position of the body part based on the measured deformation forces and a transfer function that maps deformation forces to positions of a same or corresponding body part. The transfer function is generated based on measurements from calibration and deformation sensors to sense corresponding positions of the body part and deformation forces. A calibration sensor may include a magnetic field generator and a magnetic flux sensor. The wearable device may be a glove and the body part may be a hand.

    Skin stretch instrument
    10.
    发明授权

    公开(公告)号:US10748393B1

    公开(公告)日:2020-08-18

    申请号:US16427591

    申请日:2019-05-31

    Abstract: A sensor records information about skin stretch perceived by a user based on an interaction with a real object. The sensor includes a mechanical housing configured to be worn on a finger of a user, and a mechanism coupled to the mechanical housing. The mechanism includes a first bearing that rotates in a first direction in response to an interaction with a surface. The mechanism also includes a second bearing coupled to the first bearing, such that rotation of the first bearing causes the second bearing to rotate in a direction opposite to the first direction. The second bearing is in contact with a portion of the finger, and includes a feedback surface that simulates a force associated with the interaction with the surface. The sensor includes a controller configured to monitor rotation of the second bearing and record skin stretch information responsive to the interaction with the surface.

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