High Power Laser and Particle Beams, Volume. 37, Issue 4, 043001(2025)

Design and numerical simulation of high-matching, high-power, low-sidelobe slotted waveguide array antenna

Wanshan Hou, Yong Yin*, Yu Qin, Haixia Liu, Wenlong Li, Liangjie Bi, Hailong Li, Bin Wang, and Lin Meng
Author Affiliations
  • School of Electronic Science and Engineering, University of Electronic Science and Technology of China, Chengdu 611731, China
  • show less
    Figures & Tables(11)
    Models and equivalent circuit of the waveguide slot line array
    Normalized radiation pattern of the linear array under different slot widths
    Reflection coefficient at the input port and the internal strongest electric field of the linear array under different slot widths
    3D model of end-fed waveguide slot planar array antenna
    Slot conductance functions extracted under different feeding amplitude ratios at each port
    Reflection coefficients at the input ports of antennas designed using different methods
    2D normalized radiation patterns of antennas designed using different methods
    3D radiation patterns of antennas designed using different methods
    Electric field distribution around the slot of antennas designed using different methods
    • Table 1. Some electrical parameters of the three antennas in Figs.6-9

      View table
      View in Article

      Table 1. Some electrical parameters of the three antennas in Figs.6-9

      design methodH-plane SLL/dBE-plane SLL/dBE/(V/m)gain/dBiRCR/dBFTBR/dB
      Stevenson formula−31.1−41.5342325.5−11~−8.737.8
      conductance function in Fig.5(a)−30.8−40.1348425.4−26.8~−10.437.5
      conductance function in Fig.5(b)−30.2−39.9345825.3−37.2~−27.737.5
    • Table 2. Comparison of the waveguide slot array antenna designed in this paper with existing works

      View table
      View in Article

      Table 2. Comparison of the waveguide slot array antenna designed in this paper with existing works

      Ref.f/GHzS/λ2gain/dBiAE/%SLL/dBtype of antenna
      [27]38.46×4.324.663−15waveguide slot antenna
      [36]5.819.1×11.229.230.9−10waveguide slot antenna
      [37]3.174.4×0.369.9150.25−10waveguide slot antenna
      [38]3.956.8×6.324.653.33−22waveguide slot antenna
      [39]3.45.7×0.814.548.4−15waveguide slot antenna
      this paper2.4587.4×7.2625.350−30.2waveguide slot antenna
    Tools

    Get Citation

    Copy Citation Text

    Wanshan Hou, Yong Yin, Yu Qin, Haixia Liu, Wenlong Li, Liangjie Bi, Hailong Li, Bin Wang, Lin Meng. Design and numerical simulation of high-matching, high-power, low-sidelobe slotted waveguide array antenna[J]. High Power Laser and Particle Beams, 2025, 37(4): 043001

    Download Citation

    EndNote(RIS)BibTexPlain Text
    Save article for my favorites
    Paper Information

    Category:

    Received: Jul. 20, 2024

    Accepted: Oct. 13, 2024

    Published Online: May. 15, 2025

    The Author Email: Yong Yin (yinyong@uestc.edu.cn)

    DOI:10.11884/HPLPB202537.240274

    Topics