THERMALLY CONDUCTIVE PARTICULATE SENSOR
    12.
    发明申请

    公开(公告)号:US20200023301A1

    公开(公告)日:2020-01-23

    申请号:US16484163

    申请日:2017-02-08

    Abstract: In an example, an air filter system includes an air filter and a thermally conductive particulate sensor (TCPS). The TCPS includes a temperature sensor to measure a first temperature of the TCPS at a first time, measure a second temperature of the TCPS at a second time, and provide the measured first temperature and the measured second temperature to a controller. The controller to determine an actual rate of temperature change based on the measured first temperature and the measured second temperature, compare the actual rate of temperature change to a target rate of temperature change, and provide a notification when a difference between the actual rate of temperature change and the target rate of temperature change is greater than an accumulation threshold indicative of a threshold amount of particulate accumulation on the TCPS.

    DISPLAY OF SUPPLEMENTAL INFORMATION
    13.
    发明申请

    公开(公告)号:US20190096367A1

    公开(公告)日:2019-03-28

    申请号:US16097155

    申请日:2016-07-22

    Abstract: In some examples, a computing device is to detect a fiducial mark on a portable device that comprises a display screen, generate supplemental information that corresponds to information presented in the display screen of the portable device, and cause display of the supplemental information by a display device of the computing device, according to an orientation that is based on the detected fiducial mark, the displayed supplemental information supplementing the information presented in the display screen of the portable device.

    FILTER ASSEMBLY WITH CHARGE ELECTRODES
    19.
    发明申请

    公开(公告)号:US20200001306A1

    公开(公告)日:2020-01-02

    申请号:US16486134

    申请日:2017-02-14

    Abstract: In an example, an air filter assembly includes an air filter to remove particulates from air flowing through the air filter, sense electrodes coupled to the air filter, the sense electrodes spaced apart in a direction that is transverse to a direction of a flow of the air, a sense interconnects to couple the sense electrodes to a first power source to drive a sense electrode of the sense electrodes to a sense power, charge electrodes coupled to the air filter, where the charge electrodes are spaced apart from and adjacent to the sense electrodes, and charge interconnects to couple the charge electrodes to a second power source to drive a charge electrode of the charge electrodes to a charge power different from the sense power.

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