研究目的
To propose a planar slow wave long-wire-antenna (LWA) for RF and microwave applications, demonstrating slow wave effects and enhancing antenna gain and group delay through substrate integrated waveguide integration.
研究成果
The proposed planar slow wave LWA demonstrates significant slow wave characteristics, with enhanced group delay and gain after integration with substrate integrated waveguide. The study provides valuable insights into the design and application of slow wave structures in RF and microwave applications.
研究不足
The study focuses on a specific frequency range and antenna design, potentially limiting its applicability to other frequencies or configurations without further research.
1：Experimental Design and Method Selection:
The study involves the transformation of cylindrical LWA into planar microstrip antenna, utilizing mathematical design equations. The slow wave effect is analyzed in terms of group delay.
2：Sample Selection and Data Sources:
Fabricated prototypes of the proposed antenna structures are used for measurement.
3：List of Experimental Equipment and Materials:
Agilent vector network analyzer and Agilent spectrum analyzer for measurements, Ansoft HFSS simulator for simulation.
4：Experimental Procedures and Operational Workflow:
The antenna's performance is evaluated through simulation and validated with measured results.
5：Data Analysis Methods:
Group delay and gain characteristics are analyzed to demonstrate slow wave effects and performance enhancement.
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