CAPACITIVE TOUCH SENSOR
    1.
    发明申请

    公开(公告)号:US20200097109A1

    公开(公告)日:2020-03-26

    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.

    LARGE AREA TOUCH FABRIC
    3.
    发明申请

    公开(公告)号:US20200167017A1

    公开(公告)日:2020-05-28

    申请号:US16696202

    申请日:2019-11-26

    Abstract: It is disclosed a capacity touch fabric sensor (10) comprising a fabric layer (30) and layer (20) of a highly resistive material coating, the resistive coating layer (20) coating the fabric layer (30), wherein the fabric sensor (10) further comprises a plurality of electrodes (40) superimposed to the fabric layer (30), the plurality of electrodes (40) being electrically coupled with the first layer (20) of resistive material coating, each electrode (40) being connected by means of an electrical connection (50) to an electronic control unit (450), the electronic control unit (450) being configured to evaluate the capacitance variation of the resistive layer that is indicative of a touch event on the capacity touch fabric sensor (10).

    COMPOSITE YARN FOR THE POSITION SENSITIVE CAPACITIVE TOUCH SENSING

    公开(公告)号:US20190354242A1

    公开(公告)日:2019-11-21

    申请号:US16412866

    申请日:2019-05-15

    Abstract: It is disclosed a composite yarn (1) comprising an electrically conductive yarn (2) and an electrically resistive yarn (3), wherein said electrically conductive yarn (2) is coupled to said electrically resistive yarn (3), and wherein the electrically conductive yarn (2) is electrically insulated from the electrically resistive yarn (3). It is further disclosed a touch sensor (10) comprising at least one composite yarn (1) according to anyone of the previous claims, and a detection device (5) configured to evaluate the capacitance values (CR, CC) of the electrically resistive yarn (3) and of the electrically conductive yarn (2) of said composite yarn (1), said detection device (5) being configured to calculate the ratio (CR/CC) between said capacitance values (CR, CC) of the electrically resistive yarn (3) and of the electrically conductive yarn (2) and to provide an output signal (SOUT) indicative of the location of a touch event along said composite yarn (1) in function of said ratio (CR/CC).

Patent Agency Ranking