RADAR APPARATUS, SYSTEM, AND METHOD

    公开(公告)号:US20240418825A1

    公开(公告)日:2024-12-19

    申请号:US18664048

    申请日:2024-05-14

    Abstract: Some demonstrative aspects include radar apparatuses, devices, systems and methods. In one example, an apparatus may include a plurality of Transmit (Tx) antennas to transmit radar Tx signals, and a plurality of Receive (Rx) antennas to receive radar Rx signals. For example, the radar Rx signals may be based on the radar Tx signals. The apparatus may be implemented, for example, as part of a radar device, for example, as part of a vehicle including the radar device. In other aspects, the apparatus may include any other additional or alternative elements and/or may be implemented as part of any other device.

    High performance lens antenna systems

    公开(公告)号:US11043743B2

    公开(公告)日:2021-06-22

    申请号:US16399451

    申请日:2019-04-30

    Abstract: A lens antenna system is disclosed. The lens antenna system comprises a hybrid focal source antenna circuit configured to generate a source antenna beam for integration with different lens structures. In some embodiments, the hybrid focal source antenna circuit comprises a set of antenna elements coupled to one another. In some embodiments, the set of antenna elements comprises a first antenna element configured to be excited in a first spherical mode; and a second antenna element configured to be excited in a second, different, spherical mode. In some embodiments, the first spherical mode and the second spherical mode are co-polarized. In some embodiments, the lens antenna system further comprises a lens configured to shape the source antenna beam associated with the hybrid focal source antenna circuit, in order to provide an output antenna beam.

    Apparatus, system and method of generating radar perception data

    公开(公告)号:US11614514B2

    公开(公告)日:2023-03-28

    申请号:US16831915

    申请日:2020-03-27

    Abstract: For example, an apparatus may include a radar, the radar may include a reconfigurable radio configured, based on a plurality of reconfigurable radio parameters, to transmit a plurality of Transmit (Tx) radar signals via a plurality of Tx antennas, to receive via a plurality of Receive (Rx) antennas a plurality of Rx radar signals based on the plurality of Tx radar signals, and to provide digital radar samples based on the Rx radar signals; a radar perception processor configured to generate radar perception data based on the digital radar samples, the radar perception data representing semantic information of an environment of the radar; and a feedback controller to configure the plurality of reconfigurable radio parameters based on the radar perception data, and to feedback the reconfigurable radio parameters to the reconfigurable radio.

    High performance lens antenna systems

    公开(公告)号:US11489257B2

    公开(公告)日:2022-11-01

    申请号:US17335301

    申请日:2021-06-01

    Abstract: A lens antenna system is disclosed. The lens antenna system comprises a hybrid focal source antenna circuit configured to generate a source antenna beam for integration with different lens structures. In some embodiments, the hybrid focal source antenna circuit comprises a set of antenna elements coupled to one another. In some embodiments, the set of antenna elements comprises a first antenna element configured to be excited in a first spherical mode; and a second antenna element configured to be excited in a second, different, spherical mode. In some embodiments, the first spherical mode and the second spherical mode are co-polarized. In some embodiments, the lens antenna system further comprises a lens configured to shape the source antenna beam associated with the hybrid focal source antenna circuit, in order to provide an output antenna beam.

    Steerable antenna array
    6.
    发明授权

    公开(公告)号:US10749255B2

    公开(公告)日:2020-08-18

    申请号:US15941304

    申请日:2018-03-30

    Abstract: A high gain non-mechanical steerable beamforming antenna is provided together with a system implementing the antenna. The steerable beamforming antenna uses a reflectarray structure in conjunction with a phased array antenna element configuration. The antenna elements may include micro particle arrays (MPAs), having a number of micro particles disposed thereon. The micro particles may be implemented as graphene elements or as plasmonic elements having a sufficiently high electron mobility and an electron carrier density that is controlled as a function of an applied electronic tuning signal. The change in electron carrier density of the MPA elements, in turn, causes a phase change in incident waves provided by a source feed, facilitating steering of a main beam of an antenna pattern associated with the reflected incident waves.

    RADAR APPARATUS, SYSTEM, AND METHOD

    公开(公告)号:US20220214423A1

    公开(公告)日:2022-07-07

    申请号:US17392785

    申请日:2021-08-03

    Abstract: Some demonstrative aspects include radar apparatuses, devices, systems and methods. In one example, an apparatus may include a plurality of Transmit (Tx) antennas to transmit radar Tx signals, and a plurality of Receive (Rx) antennas to receive radar Rx signals. For example, the radar Rx signals may be based on the radar Tx signals. The apparatus may be implemented, for example, as part of a radar device, for example, as part of a vehicle including the radar device. In other aspects, the apparatus may include any other additional or alternative elements and/or may be implemented as part of any other device.

    HIGH PERFORMANCE LENS ANTENNA SYSTEMS

    公开(公告)号:US20220021115A1

    公开(公告)日:2022-01-20

    申请号:US17335301

    申请日:2021-06-01

    Abstract: A lens antenna system is disclosed. The lens antenna system comprises a hybrid focal source antenna circuit configured to generate a source antenna beam for integration with different lens structures. In some embodiments, the hybrid focal source antenna circuit comprises a set of antenna elements coupled to one another. In some embodiments, the set of antenna elements comprises a first antenna element configured to be excited in a first spherical mode; and a second antenna element configured to be excited in a second, different, spherical mode. In some embodiments, the first spherical mode and the second spherical mode are co-polarized. In some embodiments, the lens antenna system further comprises a lens configured to shape the source antenna beam associated with the hybrid focal source antenna circuit, in order to provide an output antenna beam.

    HIGH PERFORMANCE LENS ANTENNA SYSTEMS
    9.
    发明申请

    公开(公告)号:US20200350680A1

    公开(公告)日:2020-11-05

    申请号:US16399451

    申请日:2019-04-30

    Abstract: A lens antenna system is disclosed. The lens antenna system comprises a hybrid focal source antenna circuit configured to generate a source antenna beam for integration with different lens structures. In some embodiments, the hybrid focal source antenna circuit comprises a set of antenna elements coupled to one another. In some embodiments, the set of antenna elements comprises a first antenna element configured to be excited in a first spherical mode; and a second antenna element configured to be excited in a second, different, spherical mode. In some embodiments, the first spherical mode and the second spherical mode are co-polarized. In some embodiments, the lens antenna system further comprises a lens configured to shape the source antenna beam associated with the hybrid focal source antenna circuit, in order to provide an output antenna beam.

    Particulate matter measurement using light sheet generation and scattering analysis

    公开(公告)号:US10670523B2

    公开(公告)日:2020-06-02

    申请号:US15132452

    申请日:2016-04-19

    Abstract: Techniques are disclosed for particulate matter (PM) measurement in a medium (such as air) using flat-top intensity laser sheet beam generation. The techniques for generating the laser sheet beam may include nonspecialized optical elements (e.g., aspherical, spherical, biconvex, and/or cylindrical lenses) that are cost-effective, reduce the overall footprint of the system, and also provide for relatively increased power efficiencies compared to conventional techniques. The PM measurement system may use the laser sheet beam generated in combination with a medium flow channel to pass the medium through the laser sheet beam, thereby causing particulates within the medium to scatter light, which can be detected using a light sensor (e.g., a photodetector). The scattered light signals can then be analyzed to match them with corresponding particulate sizes and the amount of signals per particulate size can also be determined to measure the size and count of particulates within the medium.

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