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This chapterPolarization converters presentsReconfigurable polarization converters a novel reconfigurable wideband polarizationPolarization converter capable of operating in both reflectionReflection and transmissionTransmission modes. The proposed design utilizes RF PIN diodesRF PIN diodes for mode switching and eliminates the need for vias, simplifying the biasing network. The converter consists of a dual-layer FrequencyFrequency Selective SurfaceFrequency selective surface (FSS) structure, incorporating an inductive grid and orthogonal dipolesDipoles on the top layer, with horizontal dipoles and capacitive patches on the bottom layer. The design achieves efficient linear-to-circular polarization conversion over a broad frequencyFrequency range, maintaining stable performance for both Transverse Electric (TE) and Transverse Magnetic (TM) modes. The Axial RatioAxial ratio (AR) bandwidthsBandwidth for the linear-circular conversion do not overlap in reflection and transmissionTransmission modes, enhancing the overall bandwidth efficiencyEfficiency. The converter also demonstrates dual-band linear-cross polarization conversion in reflection mode without compromising oblique angular stabilityAngular stability. This innovative approach has significant potential for real-time wirelessWireless communicationCommunication applications, offering a flexible and robust solution for polarization control.

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Reconfigurable Polarization Converters

  • 章节

  • 发表日期：

    2026年

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  • Sukomal Dey,
  • Mohammad Abdul Shukoor,
  • Shiban Kishen Koul

摘要

This chapterPolarization converters presentsReconfigurable polarization converters a novel reconfigurable wideband polarizationPolarization converter capable of operating in both reflectionReflection and transmissionTransmission modes. The proposed design utilizes RF PIN diodesRF PIN diodes for mode switching and eliminates the need for vias, simplifying the biasing network. The converter consists of a dual-layer FrequencyFrequency Selective SurfaceFrequency selective surface (FSS) structure, incorporating an inductive grid and orthogonal dipolesDipoles on the top layer, with horizontal dipoles and capacitive patches on the bottom layer. The design achieves efficient linear-to-circular polarization conversion over a broad frequencyFrequency range, maintaining stable performance for both Transverse Electric (TE) and Transverse Magnetic (TM) modes. The Axial RatioAxial ratio (AR) bandwidthsBandwidth for the linear-circular conversion do not overlap in reflection and transmissionTransmission modes, enhancing the overall bandwidth efficiencyEfficiency. The converter also demonstrates dual-band linear-cross polarization conversion in reflection mode without compromising oblique angular stabilityAngular stability. This innovative approach has significant potential for real-time wirelessWireless communicationCommunication applications, offering a flexible and robust solution for polarization control.