Fingerprint sensor
    2.
    发明授权

    公开(公告)号:US11837012B2

    公开(公告)日:2023-12-05

    申请号:US18098278

    申请日:2023-01-18

    CPC classification number: G06V40/1306

    Abstract: A fingerprint sensor is provided and includes substrate; sensor electrodes arranged on substrate; first switches coupled to sensor electrodes; organic layer covering sensor electrodes; control line drive circuit in a first direction; signal line drive circuit in a second direction orthogonal to the first direction; signal lines coupled to the first switches; control lines coupling first switches to control line drive circuit; sensor drive electrode surrounding sensor electrodes; second switches between signal line drive circuit and signal lines; first number of third switches between signal line drive circuit and first number of second switches, wherein surface of organic layer is lower than sensor drive electrode, and wherein first number is less than number of all second switches.

    Fingerprint sensor
    3.
    发明授权

    公开(公告)号:US11562595B2

    公开(公告)日:2023-01-24

    申请号:US17187101

    申请日:2021-02-26

    Abstract: A fingerprint sensor is provided and includes substrate; sensor electrodes on substrate; first switches coupled to sensor electrodes; organic layer covering sensor electrodes; control line drive circuit in first direction; signal line drive circuit in second direction orthogonal to first direction; signal lines coupled to first switches; control lines coupling first switches to control line drive circuit; sensor drive electrode surrounding sensor electrodes; second switches between signal line drive circuit and signal lines; and first number of third switches between signal line drive circuit and first number of second switches, wherein distance of sensor drive electrode from surface of substrate is larger than distance of sensor electrodes from surface of substrate, and wherein first number is less than number of all second switches.

    Fingerprint sensor
    4.
    发明授权

    公开(公告)号:US10963663B2

    公开(公告)日:2021-03-30

    申请号:US16845911

    申请日:2020-04-10

    Abstract: A fingerprint sensor is provided and includes a substrate; sensor electrodes arranged in a matrix on the substrate; switches coupled to the sensor electrodes; a control line drive circuit; a signal line drive circuit; signal lines coupling the signal line drive circuit to the sensor electrodes through the switches; control lines transmitting a selection signal to the switches from the control line drive circuit; and a sensor drive electrode surrounding the matrix of the sensor electrodes, wherein a distance of the sensor drive electrode from a surface of the substrate is larger than a distance of the sensor electrodes from the surface of the substrate.

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