DIPOLE ANTENNA WITH LOW CROSS SECTIONAL AREA

    公开(公告)号:US20240305000A1

    公开(公告)日:2024-09-12

    申请号:US18119747

    申请日:2023-03-09

    CPC classification number: H01Q9/065 H01Q21/30

    Abstract: In a dipole antenna, a capacitive coupling element is introduced in the form of a conductive strip and is placed in parallel with the dipole conductive strip of the dipole arm. To that end, the conductive strip of the capacitive element is formed on a first copper layer of the PCB in parallel to an extended conductive strip of a dipole arm, that is also disposed on the first copper layer of the PCB. The conductive strip of the capacitive element extends horizontally from the center of the dipole arm in an equal distant on each side. A capacitive plate is placed on the second copper layer of the PCB on the opposite side of the first copper layer and is coupled to the conductive strip of the capacitive element via a plated through hole. The capacitive plate placed on the second copper layer extends downwardly so that a portion of it overlaps with the dipole conductive strip located on the first copper layer forming the capacitance coupling element.

    Quasi-omni cylindrical antenna with null-filling sub arrays

    公开(公告)号:US11677163B1

    公开(公告)日:2023-06-13

    申请号:US17668861

    申请日:2022-02-10

    CPC classification number: H01Q21/205 H01Q5/28

    Abstract: An antenna producing a quasi-omni radiation pattern. The antenna includes at least three main panels, each having a plurality of radiating elements thereon, disposed in one or more columns of elements. The main panels are disposed in a substantially circular arrangement to generate the quasi-omni radiation pattern. At least one null filling panel is disposed between every two consecutive main panels of the at least three main panels, directed towards a null in the quasi-omni radiation pattern between the two consecutive main panels. The null filling panel has at least a single column of elements that radiate a null filling signal that is substantially the same signal as a signal from elements from the two adjacent main panels.

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