• Acta Physica Sinica
  • Vol. 68, Issue 11, 117801-1 (2019)
Jin Xu1, Rong-Qiang Li2, Xiao-Ping Jiang1, Shen-Yun Wang3, and Tian-Cheng Han1、*
Author Affiliations
  • 1School of Physical Science and Technology, Southwest University, Chongqing 400715, China
  • 2College of Electronic Engineering, Chengdu University of Information Technology, Chengdu 610225, China
  • 3Research Center of Applied Electromagnetics, Nanjing University of Information Science and Technology, Nanjing 210044, China
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    DOI: 10.7498/aps.68.20190267 Cite this Article
    Jin Xu, Rong-Qiang Li, Xiao-Ping Jiang, Shen-Yun Wang, Tian-Cheng Han. Ultra-wideband linear polarization converter based on square split ring[J]. Acta Physica Sinica, 2019, 68(11): 117801-1 Copy Citation Text show less
    Schematic demonstration of the unit cell: (a) 3D view; (b) top view.基本单元结构示意图 (a) 立体图; (b) 俯视图
    Fig. 1. Schematic demonstration of the unit cell: (a) 3D view; (b) top view.基本单元结构示意图 (a) 立体图; (b) 俯视图
    (a) The working principle of the proposed polarization converter; (b) amplitudes and phase difference of reflected wave along u and v directions.(a) 极化转换器的工作原理; (b) 反射波沿u和v方向的振幅及相位差
    Fig. 2. (a) The working principle of the proposed polarization converter; (b) amplitudes and phase difference of reflected wave along u and v directions. (a) 极化转换器的工作原理; (b) 反射波沿uv方向的振幅及相位差
    (a) Reflection coefficients of cross-polarization and co-polarization; (b) polarization conversion ratio.(a) 交叉极化和共极化反射系数; (b) 极化转换率
    Fig. 3. (a) Reflection coefficients of cross-polarization and co-polarization; (b) polarization conversion ratio.(a) 交叉极化和共极化反射系数; (b) 极化转换率
    Distributions of the surface current on the metallic surfaces: (a) 7.64 GHz; (b) 16.94 GHz.上下金属表面的电流分布 (a) 7.64 GHz; (b) 16.94 GHz
    Fig. 4. Distributions of the surface current on the metallic surfaces: (a) 7.64 GHz; (b) 16.94 GHz.上下金属表面的电流分布 (a) 7.64 GHz; (b) 16.94 GHz
    (a) Reflection spectra for co-polarization; (b) reflection spectra for cross-polarization; (c) mean PCR with the change of incident angle.(a) 共极化反射谱; (b) 交叉极化反射谱; (c) 平均极化转换效率随入射角的变化
    Fig. 5. (a) Reflection spectra for co-polarization; (b) reflection spectra for cross-polarization; (c) mean PCR with the change of incident angle.(a) 共极化反射谱; (b) 交叉极化反射谱; (c) 平均极化转换效率随入射角的变化
    Influence of different geometric parameters on the performance of polarization converter.不同的结构参数对极化转换器的性能的影响
    Fig. 6. Influence of different geometric parameters on the performance of polarization converter.不同的结构参数对极化转换器的性能的影响
    (a) Fabricated sample and measurement system; (b) measured result and simulation result of rxy; (c) measured result and simulation result of ryy.(a) 加工样品与测试系统; (b) rxy测试结果与仿真结果; (c) ryy测试结果与仿真结果
    Fig. 7. (a) Fabricated sample and measurement system; (b) measured result and simulation result of rxy; (c) measured result and simulation result of ryy. (a) 加工样品与测试系统; (b) rxy测试结果与仿真结果; (c) ryy测试结果与仿真结果
    Ref.[17] Ref.[19] Ref.[22] Ref.[25] Ref.[27] This work
    注: aoperating bandwidth (PCR > 90%), brelative bandwidth (PCR > 90%).
    OBa/GHz 10.60—17.509.65—14.1612.40—27.965.70—10.309.20—19.207.12—18.82
    RBb/% 49.037.977.157.570.490.0
    Table 1. Comparison with other wideband polarization converters.
    Jin Xu, Rong-Qiang Li, Xiao-Ping Jiang, Shen-Yun Wang, Tian-Cheng Han. Ultra-wideband linear polarization converter based on square split ring[J]. Acta Physica Sinica, 2019, 68(11): 117801-1
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