The design of multi - band antenna is then discussed more especially.

本文重点讨论了多频天线单元的设计.

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Developing, testing and debugging cellular phone RF circuits, and multi - band antenna.

开发, 测试和调试手机RF电路和天线.

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The combination of multi - band modulation and FPGA makes the performance of communication system a rapid increase.

多进制 数字调制技术与FPGA的结合使得通信系统的性能得到了迅速的提高.

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To solve this problem, a FIR multi - band filter was proposed in this thesis.

为解决这一缺陷, 本文提出并设计了FIR多带滤波器.

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A new method for multi - band spectrum recognition of landmark images is suggested using improved BP network.

提出了一种基于改进后的BP人工神经网络的地物影像的多波段光谱识别新方法.

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Thirdly, to investigate multi - band , multi - rate , and multi - mode ( MMM ) signal processing methods and theories for software receivers.

第三, 需要研究适合于软件无线电的 多波段 、多速率、多模式信号接收理论和实现方法.

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