研究目的
Investigating the enhancement of isolation in a dual-band hemispherical Dielectric Resonator Antenna (DRA) using Defected Ground Structure (DGS) for MIMO systems.
研究成果
The proposed hemispherical DRA with rectangular DGS significantly enhances isolation by 30dB at 2.412GHz and 23.3dB at 4.216GHz, making it suitable for various wireless applications. The design offers improved bandwidth and gain, with low ECC, indicating its potential for MIMO systems.
研究不足
The study focuses on the simulation of the proposed design without physical prototype testing. The performance is analyzed under specific conditions and may vary in practical applications.
1：Experimental Design and Method Selection:
The study proposes a novel hemispherical DRA with rectangular DGS for isolation improvement. The design involves optimizing the slot length on the ground plane to enhance isolation and bandwidth.
2：Sample Selection and Data Sources:
The study uses a PEC ground plane with specific dimensions and a dielectric material (Rogers TMM10) for the DRA.
3：List of Experimental Equipment and Materials:
The materials include Rogers TMM10 with specific dielectric properties, and the equipment involves a coaxial feed for excitation.
4：Experimental Procedures and Operational Workflow:
The design is simulated with varying slot lengths to analyze the impact on isolation and bandwidth. The optimal slot length is determined to achieve the best performance.
5：Data Analysis Methods:
The performance is evaluated based on return loss, mutual coupling, gain, VSWR, and Envelope Correlation Coefficient (ECC).
独家科研数据包，助您复现前沿成果，加速创新突破
获取完整内容
