Human Verification with a Capacitance Module

    公开(公告)号:US20240069624A1

    公开(公告)日:2024-02-29

    申请号:US17823160

    申请日:2022-08-30

    Inventor: Tyler Smith

    CPC classification number: G06F3/011 G06F3/016 G06F3/03

    Abstract: Telling a human apart from a computer using a capacitance module may include receiving a request for human verification; determining a human-verification prompt; communicating the human-verification prompt using a prompting device in the capacitance module; detecting a response to the human-verification prompt using a user input sensor in the capacitance module; determining whether a human is operating the capacitance module based, in part, on the response detected with the user input detector; and returning a human verification result.

    Non-uniform pressure actuation threshold value

    公开(公告)号:US11681375B1

    公开(公告)日:2023-06-20

    申请号:US17888801

    申请日:2022-08-16

    CPC classification number: G06F3/016 G06F3/0446 G06F3/0445 G06F2203/04105

    Abstract: A capacitance sensing module may include a capacitance sensor; a pressure sensor in mechanical communication with the capacitance sensor; a processor and memory; programmed instructions stored in the memory to cause the processor, when executed, to determine, with the capacitance sensor, a location of a user input; determine, with the pressure sensor, a pressure value of the user input applied to the capacitance sensor; and determine whether the pressure value exceeds a non-uniform actuation threshold value where the non-uniform actuation threshold value is based, at least in part, on the location of the user input on the capacitance sensor.

    Palm Detection Using Multiple Types of Capacitance Measurements

    公开(公告)号:US20230152923A1

    公开(公告)日:2023-05-18

    申请号:US17528711

    申请日:2021-11-17

    Inventor: Tyler Smith

    CPC classification number: G06F3/0445 G06F3/04166 G06F3/03547

    Abstract: A touch sensor may include a substrate; a first set of electrodes and a second set of electrodes that are in communication with a capacitance controller; memory in communication with the capacitance controller where the memory includes programmed instructions that, when executed, cause the capacitance controller to take a first capacitance measurement using a first capacitance measurement technique capable of detecting an object within a first range; take a second capacitance measurement using a second capacitance measurement technique capable of detecting the object within a second range, wherein the second range is larger than the first range; and determine, based at least in part on both the first capacitance measurement and the second capacitance measurement, that an object is resting proximate the touch sensor.

    Filter in a capacitance measuring circuit

    公开(公告)号:US11983373B1

    公开(公告)日:2024-05-14

    申请号:US18105971

    申请日:2023-02-06

    CPC classification number: G06F3/0446 G06F3/0443 H01Q1/2266 G06F3/04166

    Abstract: A device may include a first set of electrodes, a second set of electrodes that is transverse the first set, and at least one connection between an electrode in the first set to an electrode in the second set by a high pass filter. The connected electrode(s) in the first set and the connected electrode(s) in the second set may form an antenna. The device may include a processor and memory. The memory may store programmed instructions which cause the processor, when executed, to transmit a wireless signal using the connected electrodes during a first time, and measure a capacitance signal using electrodes in the first set and electrodes in the second set during a second time.

    Pressure gesture
    6.
    发明授权

    公开(公告)号:US11474625B1

    公开(公告)日:2022-10-18

    申请号:US17588995

    申请日:2022-01-31

    Abstract: A device may include a pressure sensor; a user interface including an input surface opposite to an underside of the user interface, where the underside is positioned near the pressure sensor; a controller; memory in communication with the controller and comprising programmed instructions that, when executed, cause the controller to detect a lower pressure input, simultaneously detect a higher pressure input, calculate a pressure differential between the lower pressure input and the higher pressure input, and move an object depicted in a display in communication with the controller based on the pressure differential.

    Non-Uniform Pressure Actuation Threshold Value

    公开(公告)号:US20240061507A1

    公开(公告)日:2024-02-22

    申请号:US18142292

    申请日:2023-05-02

    CPC classification number: G06F3/016 G06F3/0446 G06F2203/04105 G06F3/0445

    Abstract: A capacitance sensing module may include a capacitance sensor; a pressure sensor in mechanical communication with the capacitance sensor; a processor and memory; programmed instructions stored in the memory to cause the processor, when executed, to determine, with the capacitance sensor, a location of a user input; determine, with the pressure sensor, a pressure value of the user input applied to the capacitance sensor; and determine whether the pressure value exceeds a non-uniform actuation threshold value where the non-uniform actuation threshold value is based, at least in part, on the location of the user input on the capacitance sensor.

    Simultaneous use of a capacitance-based track pad

    公开(公告)号:US11604550B1

    公开(公告)日:2023-03-14

    申请号:US17407285

    申请日:2021-08-20

    Inventor: Tyler Smith

    Abstract: An apparatus may include a capacitance-based trackpad, a tracking driver in communication with the capacitance-based trackpad, a key driver in communication with the capacitance-based trackpad, a processor, and a memory having programmed instructions that, when executed, may cause the processor to modify the raw track inputs to associate a non-confidence indicator with at least one raw track input from the track inputs to form processed track inputs, send the processed track inputs to the tracking driver, and send the processed track inputs to the key driver. The tracking driver may be configured to receive raw track inputs from the capacitive-based trackpad and the key driver may be configured to receive raw key inputs from the capacitance-based trackpad.

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