Controlling radio frequency (RF) output power of antennas

    公开(公告)号:US10716072B2

    公开(公告)日:2020-07-14

    申请号:US16479235

    申请日:2017-07-25

    Abstract: Techniques for regulating a radio frequency (RF) output power of an antenna of a computing device are described. In an example a physical signal filter unit (PSFU) to filter a detection signal from a proximity sensor for regulating an RF output power of a device is described. The PSFU includes a first filter circuit to filter the detection signal and generate a first filter output signal and a logical inverter gate to generate an inverted detection signal based on the detection signal. The PSFU also includes a second filter circuit to generate a second filter output signal based on the inverted detection signal. The PSFU also includes a logical AND gate to perform a logical AND operation on the first filter output signal and the second filter output signal to generate a control signal for regulating the RF output power of an antenna of the computing device.

    Controlling radio frequency (RF) output power of antennas

    公开(公告)号:US10986587B2

    公开(公告)日:2021-04-20

    申请号:US16889440

    申请日:2020-06-01

    Abstract: In some examples, an apparatus includes a proximity sensor to detect a presence of a nearby object, wherein the proximity sensor to output a detection signal. The apparatus includes a physical signal filter unit (PSFU) comprising a plurality of filters, the PSFU to filter the detection signal to produce respective filtered detection signals, wherein a combination of states of the filtered detection signals indicates that the proximity sensor is in a malfunctioned condition, and generate a control signal based on the filtered detection signals. The apparatus includes a network controller to control the RF output power of the antenna based on the control signal.

    CONTROLLING RADIO FREQUENCY (RF) OUTPUT POWER OF ANTENNAS

    公开(公告)号:US20200296676A1

    公开(公告)日:2020-09-17

    申请号:US16889440

    申请日:2020-06-01

    Abstract: In some examples, an apparatus includes a proximity sensor to detect a presence of a nearby object, wherein the proximity sensor to output a detection signal. The apparatus includes a physical signal filter unit (PSFU) comprising a plurality of filters, the PSFU to filter the detection signal to produce respective filtered detection signals, wherein a combination of states of the filtered detection signals indicates that the proximity sensor is in a malfunctioned condition, and generate a control signal based on the filtered detection signals. The apparatus includes a network controller to control the RF output power of the antenna based on the control signal.

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