Segmented capacitive sensor, and related systems, methods and devices

    公开(公告)号:US10895939B2

    公开(公告)日:2021-01-19

    申请号:US16216412

    申请日:2018-12-11

    Abstract: Disclosed are segmented sensors and related systems, methods, and devices. In one embodiment, a capacitive sensor includes a first gird of sensor lines, a second grid of sensor lines, and an isolating region defined between the first grid of sensor lines and the second grid of sensor lines. Also disclosed are touch controllers configured for operable coupling to, and detecting touches at, a segmented sensor, and related systems, methods, and devices. In one embodiment, connectors of a touch controllers are configured for operable coupling to sensing lines from different segments of a segmented sensor and touch controllers are configured to detect touches at the different segments.

    BASE ASSEMBLIES HAVING CONDUCTIVE PADS FOR KNOB ON DISPLAY DEVICES AND RELATED SYSTEMS, METHODS, AND DEVICES

    公开(公告)号:US20210173542A1

    公开(公告)日:2021-06-10

    申请号:US17174963

    申请日:2021-02-12

    Abstract: Base assemblies for knob on display (KoD) devices and related systems and devices are disclosed. A base assembly for a KoD device includes a base portion for positioning between one or more electrode pads and a touch screen of a touch screen device. The base portion includes electrically insulating material. The base portion further includes an exterior surface to face the touch screen, an interior surface to face the one or more electrode pads, and extender pads including electrically conductive material. The extender pads extend through the base portion from the interior surface to the exterior surface.

    Base assemblies having conductive pads for knob on display devices and related systems, methods, and devices

    公开(公告)号:US12164719B2

    公开(公告)日:2024-12-10

    申请号:US17174963

    申请日:2021-02-12

    Abstract: Base assemblies for knob on display (KoD) devices and related systems and devices are disclosed. A base assembly for a KoD device includes a base portion for positioning between one or more electrode pads and a touch screen of a touch screen device. The base portion includes electrically insulating material. The base portion further includes an exterior surface to face the touch screen, an interior surface to face the one or more electrode pads, and extender pads including electrically conductive material. The extender pads extend through the base portion from the interior surface to the exterior surface.

    TOUCH SENSOR MUTUAL CHARGE CANCELLATION AND RELATED SYSTEMS, METHODS AND APPARATUSES

    公开(公告)号:US20220155891A1

    公开(公告)日:2022-05-19

    申请号:US17454857

    申请日:2021-11-15

    Abstract: A process includes receiving an associated input signal via a receiver electrode of a sensor array, the associated input signal indicative of an associated mutual capacitance of the receiver electrode; adding a balancing signal to the associated input signal to generate a balanced input signal at least partially responsive to a number of sensor nodes at the receiver electrode; generating a voltage signal indicative of the associated mutual capacitance of the receiver electrode at least partially responsive to a balanced input signal; and generating a digital value representative of the voltage signal.

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