Portable electronic device having a haptic button assembly

    公开(公告)号:US11024135B1

    公开(公告)日:2021-06-01

    申请号:US16904409

    申请日:2020-06-17

    Applicant: Apple Inc.

    Abstract: A haptic button assembly may be used for detecting inputs and providing haptic outputs at an electronic device. The haptic outputs may be provided in response to detected inputs or in response to other conditions at the electronic device. The haptic button assembly may define an input surface along an exterior of the electronic device. Inputs may be provided to the input surface of the haptic button assembly. An input may include a touch input on or along the input surface and/or a force input directed substantially perpendicularly to the input surface. The haptic button assembly may provide a haptic output by moving an input member of the haptic button assembly laterally (e.g., substantially parallel to the input surface).

    PORTABLE ELECTRONIC DEVICE HAVING A HAPTIC BUTTON ASSEMBLY

    公开(公告)号:US20240404377A1

    公开(公告)日:2024-12-05

    申请号:US18805279

    申请日:2024-08-14

    Applicant: Apple Inc.

    Abstract: A haptic button assembly may be used for detecting inputs and providing haptic outputs at an electronic device. The haptic outputs may be provided in response to detected inputs or in response to other conditions at the electronic device. The haptic button assembly may define an input surface along an exterior of the electronic device. Inputs may be provided to the input surface of the haptic button assembly. An input may include a touch input on or along the input surface and/or a force input directed substantially perpendicularly to the input surface. The haptic button assembly may provide a haptic output by moving an input member of the haptic button assembly laterally (e.g., substantially parallel to the input surface).

    Techniques for Providing a Haptic Output and Sensing a Haptic Input Using a Piezoelectric Body

    公开(公告)号:US20190027674A1

    公开(公告)日:2019-01-24

    申请号:US15653468

    申请日:2017-07-18

    Applicant: Apple Inc.

    Abstract: Haptic interfaces are described. One haptic interface includes a piezoelectric body and first and second electrodes coupled to the piezoelectric body. The haptic interface also includes a control circuit. The control circuit includes a haptic actuator, a haptic sensor circuit, and an overcurrent protection circuit. The haptic actuator circuit is coupled to the first electrode and configured to charge the piezoelectric body. The charging causes the piezoelectric body to provide a haptic output. The haptic sensor circuit is coupled to the second electrode and configured to sense an electrical change at the second electrode. The electrical change is related to a haptic input received by the piezoelectric body. The overcurrent protection circuit is coupled to the second electrode and configured to limit a current flow into the haptic sensor circuit while the haptic actuator circuit is charging the piezoelectric body.

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