ANTENNA APPARATUS, SYSTEM, COMMUNICATION APPARATUS, AND PROGRAM

    公开(公告)号:US20240204826A1

    公开(公告)日:2024-06-20

    申请号:US18595447

    申请日:2024-03-05

    申请人: SoftBank Corp.

    发明人: Takahiro TSUCHIYA

    摘要: Provided is an antenna apparatus mounted on a movable object, the antenna apparatus including an antenna array including: a plurality of first antennas which are arranged by being shifted by a distance equivalent to an odd multiple of a half period of a maximum fluctuation period of a radio wave having a longest fluctuation period among a plurality of radio waves received from an antenna of a communication partner; and a plurality of second antennas which are respectively arranged by being shifted with respect to the plurality of first antennas by a distance equivalent to an odd multiple of a half period of a minimum fluctuation period of a radio wave having a shortest fluctuation period among the plurality of radio waves.

    VEHICULAR ANTENNA DEVICE
    10.
    发明公开

    公开(公告)号:US20240178554A1

    公开(公告)日:2024-05-30

    申请号:US18284564

    申请日:2022-03-29

    申请人: YOKOWO CO., LTD.

    IPC分类号: H01Q1/32 H01Q1/42 H01Q21/06

    CPC分类号: H01Q1/32 H01Q1/42 H01Q21/06

    摘要: A vehicular antenna device includes: a base; a case forming an accommodation space, with the base; and a first antenna accommodated in the accommodation space, the first antenna supporting radio waves in a desired frequency band, wherein at least a portion of the first antenna is arranged at a proximate position close to the case.