Compact Multi-Layered Symmetric Metamaterial Design Structure for Microwave Frequency Applications

Area of Science:

• Electromagnetics and Materials Science
• Microwave Engineering

Background:

• Metamaterial analysis is common for microwave frequencies.
• Multi-layered designs offer unique miniaturization potential but require extensive research for optimal performance.

Purpose of the Study:

• To investigate a multi-layered symmetric metamaterial design for C- and X-band applications.
• To analyze the impact of multi-layering on resonant frequencies and transmission coefficients.
• To achieve miniaturization while maintaining desirable electromagnetic properties.

Main Methods:

• Analytical simulations using Computer Simulation Technology Studio Suite 2019.
• Parametric studies to analyze performance variations.
• Validation of transmission coefficient results using High-Frequency Simulation 15.0 and Advanced Design System 2020.

Main Results:

• The single unit cell exhibited resonant frequencies at 7.63 GHz (C-band) and 9.56 GHz (X-band).
• Multi-layered structures (double, triple, quadruple) with Rogers RO3006 substrate showed unique transmission coefficients.
• A double-layer structure increased resonant frequencies to three: 6.34 GHz (C-band), 8.46 GHz, and 11.13 GHz (X-band).

Conclusions:

• The proposed multi-layered metamaterial design successfully achieves miniaturization.
• The design exhibits unique properties, including a highly effective medium ratio and left-handed characteristics.
• The study demonstrates the potential of multi-layered metamaterials for advanced microwave applications.