研究目的
Investigating the design and performance of a novel power divider based on a hybrid circuit of spoof surface plasmon polaritons (SPPs) and substrate integrated waveguide (SIW) for microwave frequency applications.
研究成果
The proposed power divider based on a hybrid circuit of spoof SPPs and SIW demonstrates controllable pass-band frequencies, high transmission efficiency, and low loss. This design offers potential for developing integrated functional devices in microwave frequencies, with possibilities for ultra-wideband or ultra-narrow band transmission.
研究不足
The study is based on simulation results, and practical implementation may face challenges such as manufacturing tolerances and material imperfections. The performance in real-world applications needs further validation.
1：Experimental Design and Method Selection:
The study involves designing a hybrid circuit combining spoof SPPs and SIW to create a power divider with controllable pass-band frequencies. Theoretical models and simulation tools are employed to analyze the circuit's performance.
2：Sample Selection and Data Sources:
The dielectric substrate used is Rogers 5880 with specific permittivity and thickness. The circuit's performance is simulated using commercial software CST.
3：List of Experimental Equipment and Materials:
Rogers 5880 substrate, metallic via holes, H-shaped structures for spoof SPPs, and microstrips for transitions.
4：Experimental Procedures and Operational Workflow:
The design involves adjusting the geometrical parameters of spoof SPPs and SIW to control the pass-band frequencies. The circuit's transmission and reflection coefficients are simulated to evaluate performance.
5：Data Analysis Methods:
The simulation results are analyzed to determine the transmission efficiency, loss, and bandwidth adjustability of the power divider.
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