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基于时间反演电磁波的远场超分辨聚焦特性,设计了一种亚波长天线阵列,其天线单元刻蚀有微结构、单元间距为1/20工作波长且信道相互独立.在保证相似的辐射特性的条件下,该亚波长天线阵列对比于其他微结构刻蚀所组成的亚波长天线阵列,具有较好的远场超分辨率聚焦特性.为基于时间反演的高速率、高质量多天线通信提供了一种有效的终端天线阵列.
Based on the far-field super-resolution focusing characteristics of time-reversed electromagnetic waves, a sub-wavelength antenna array is designed, the antenna elements are etched with microstructures, the cell spacing is 1/20 working wavelength and the channels are independent of each other.When assuring similar radiation characteristics , The sub-wavelength antenna array has better far-field super-resolution focusing characteristics compared with the sub-wavelength antenna array formed by other microstructures etc .. For the high-speed, high-quality multi-antenna communication based on time inversion An effective terminal antenna array is provided.