DISTRIBUTED RADIOHEAD SYSTEM (DRS) AND CLOCKING, CALIBRATION, AND SYNCHRONIZATION FOR DRS

    公开(公告)号:US20230308193A1

    公开(公告)日:2023-09-28

    申请号:US18041804

    申请日:2020-09-25

    CPC classification number: H04B17/14 H04W56/0015

    Abstract: In various aspects of this disclosure, a communication device is provided. The communication device may include a first radiohead circuit including a first transceiver chain configured to transmit a first radio frequency signal associated with a first transmission configuration and to transmit a second radio frequency signal associated with a second transmission configuration a second radiohead circuit comprising a second transceiver chain configured to receive the first radio frequency signal and the second radio frequency signal, and one or more processors configured to determine a first signal parameter associated with the first radio frequency signal received at the second transceiver chain and a second signal parameter associated with the second radio frequency signal received at the second transceiver chain, and to determine a preferred transmission configuration for the first transceiver chain by using the first signal parameter and the second signal parameter.

    MULTI-PHASE SIGNAL GENERATION SCHEME AND METHOD THEREOF

    公开(公告)号:US20240120929A1

    公开(公告)日:2024-04-11

    申请号:US17956835

    申请日:2022-09-30

    CPC classification number: H03L7/0998

    Abstract: The present disclosure relates to a signal generator including: a plurality of interpolators, each interpolator being configured to: receive a first input signal having a first phase, and a second input signal having a second phase; generate a plurality of interpolated signals based on a plurality of interpolations of the input signals, each interpolated signal having a respective phase based on the respective interpolation, and combine the interpolated signals to provide an output signal; the plurality of interpolators including: a first plurality of interpolators, each interpolator being configured to receive as input signals a first reference signal and a second reference signal; and a second plurality of interpolators, each interpolator being configured to receive as first input signal an output signal from an interpolator of the first plurality of interpolators and as second input signal another output signal from another interpolator of the first plurality of interpolators.

    LOW RADIATION HIGH SYMMETRY INDUCTOR
    4.
    发明公开

    公开(公告)号:US20230307836A1

    公开(公告)日:2023-09-28

    申请号:US17704050

    申请日:2022-03-25

    Inventor: Run LEVINGER

    CPC classification number: H01Q7/00 H04B5/0081

    Abstract: A circuitry including a first S-shaped winding and a second S-shaped winding configured to form a figure-8 inductive structure; a first terminal coupled to a first end of the first S-shaped winding and a second terminal coupled to a first end of the second S-shaped winding, wherein the first terminal is configured to receive a first positive signal and the second terminal is configured to receive a first negative signal; a third terminal coupled to a second end of the first S-shaped winding and a fourth terminal coupled to a second end of the second S-shaped winding, wherein the third terminal is configured to receive a second negative signal and the fourth terminal is configured to receive a second positive signal; wherein a magnetic flux is concentrated at an intersection of the first S-shaped winding and the second S-shaped winding when a first current flows through them.

    QUADRATURE CHIRP GENERATION
    5.
    发明公开

    公开(公告)号:US20230299796A1

    公开(公告)日:2023-09-21

    申请号:US17695868

    申请日:2022-03-16

    CPC classification number: H04B1/0014 H04B1/0078 H04B1/0082 H04B1/0483

    Abstract: A system may include a digital front end (DFE). The DFE may be configured to generate a command signal. The system may also include a sweeper. The sweeper may be configured to generate an intermediate in-phase signal, an intermediate quadrature signal, and a LO signal based on the command signal. In addition, the system may include a mixer. The mixer may be configured to generate a mixed in-phase signal based on the intermediate in-phase signal and the LO signal. The mixer may also be configured to generate a mixed quadrature signal based on the intermediate quadrature signal and the LO signal. Further, the system may include an amplifier. The amplifier may be configured to generate an in-phase signal based on the mixed in-phase signal and an amplification setting. The amplifier may also be configured to generate a quadrature signal based on the mixed quadrature signal and the amplification setting.

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