Ultrasound ranging for mobile devices

    公开(公告)号:US10707971B2

    公开(公告)日:2020-07-07

    申请号:US13794383

    申请日:2013-03-11

    Applicant: Apple Inc.

    Abstract: Ultrasonic ranging for mobile devices is disclosed. A mobile device using ultrasonic ranging can include an ultrasound transmitter capable of emitting an ultrasound signal for detection by a proximate device and an ultrasound receiver capable of receiving an ultrasound signal from the proximate device. The mobile device can then use a time lapse associated with one or both of these ultrasound signals to find a range to the proximate device.

    Force sensing based on capacitance changes

    公开(公告)号:US10168814B2

    公开(公告)日:2019-01-01

    申请号:US14651214

    申请日:2013-03-15

    Applicant: Apple Inc.

    Abstract: A force sensing device for electronic device. The force inputs may be detected by measuring changes in capacitance, as measured by surface flex of a device having a flexible touchable surface, causing flex at a compressible gap within the device. A capacitive sensor responsive to changes in distance across the compressible gap. The sensor can be positioned above or below, or within, a display element, and above or below, or within, a backlight unit. The device can respond to bending, twisting, or other deformation, to adjust those zero force measurements. The device can use measure of surface flux that appear at positions on the surface not directly the subject of applied force, such as when the user presses on a part of the frame or a surface without capacitive sensors.

    Intergrated multi-touch surface having varying sensor granularity

    公开(公告)号:US10025366B2

    公开(公告)日:2018-07-17

    申请号:US15847454

    申请日:2017-12-19

    Applicant: Apple Inc.

    Abstract: This relates to an event sensing device that includes an event sensing panel and is able to dynamically change the granularity of the panel according to present needs. Thus, the granularity of the panel can differ at different times of operation. Furthermore, the granularity of specific areas of the panel can also be dynamically changed, so that different areas feature different granularities at a given time. This also relates to panels that feature different inherent granularities in different portions thereof. These panels can be designed, for example, by placing more stimulus and/or data lines in different portions of the panel, thus ensuring different densities of pixels in the different portions. Optionally, these embodiments can also include the dynamic granularity changing features noted above.

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