Gaussian Approach for the Synthesis of Periodic and Aperiodic Antenna Arrays: Method Review and Design Guidelines

Area of Science:

• Electromagnetics and Antenna Theory
• Computational Electromagnetics

Background:

• Antenna array synthesis is crucial for optimizing electromagnetic performance.
• Existing methods for periodic and aperiodic linear antenna arrays often require separate design considerations.

Purpose of the Study:

• To present a unified Gaussian approach for synthesizing both periodic and aperiodic linear antenna arrays.
• To conduct a comprehensive numerical analysis comparing the performance of these synthesis strategies.
• To develop a streamlined procedure for antenna engineers to select the most effective design approach.

Main Methods:

• Jointly modeling position and excitation synthesis problems for linear antenna arrays.
• Employing a Gaussian approach for synthesis.
• Performing numerical investigations varying array aperture and element count.
• Analyzing performance metrics including beamwidth and maximum sidelobe levels.

Main Results:

• The Gaussian approach effectively synthesizes both periodic and aperiodic linear antenna arrays.
• Direct comparison reveals performance trade-offs between different synthesis strategies.
• Analysis quantifies the impact of array aperture and element number on beamwidth and sidelobe levels.

Conclusions:

• The developed Gaussian approach provides a robust framework for antenna array synthesis.
• The numerical insights facilitate a faster, more informed selection of antenna design strategies.
• This work aims to reduce development time for antenna systems.