Capacitive touch sensor
    1.
    发明授权

    公开(公告)号:US11243642B2

    公开(公告)日:2022-02-08

    申请号:US16580358

    申请日:2019-09-24

    Abstract: It is disclosed a capacitive touch sensor (10) comprising a support layer (1) and a plurality of sensing elongated elements (2) coupled to said support layer (1), said plurality of sensing elongated elements (2) comprising a plurality of electrically resistive elongated elements (2r), wherein said plurality of electrically resistive elongated elements (2r) comprises a first set (2rx) of electrically resistive elongated elements (2r) electrically connected to a first common node (Nx) configured to be electrically connected to a first input (INx) of a detection device (5), said detection device (5) being configured to provide an output signal (S_OUT) comprising a first output value (OUTx) that is a function of the capacitance value (CRx) of said first set (2rx) of electrically resistive elongated elements (2r). An article comprising the capacitive touch sensor (10) and a method for detecting a touch event on a support layer (1) are also disclosed.

    Capacitive touch sensor
    7.
    发明授权

    公开(公告)号:US11199931B2

    公开(公告)日:2021-12-14

    申请号:US16823764

    申请日:2020-03-19

    Abstract: It is disclosed a capacitive touch sensor (10) comprising a support layer (1) having a plurality of sensing threadlike elements (2) coupled thereto and configured to be electrically connected to a detection device (5) for evaluating the capacitance value (C) of each sensing threadlike element (2) of said plurality of sensing threadlike elements, characterized in that said sensing threadlike elements (2) comprise a plurality of electrically resistive threadlike elements (2r), wherein the electrical resistance per unit of length of each electrically resistive threadlike element (2r) is comprised between 10 kΩ/m and 10 MΩ/m. An article comprising the capacitive touch sensor (10) and a method for detecting a touch event on a support layer (1) are also disclosed.

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